/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.yarn.conf;
import java.net.InetSocketAddress;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import org.apache.hadoop.HadoopIllegalArgumentException;
import org.apache.hadoop.classification.InterfaceAudience.Private;
import org.apache.hadoop.classification.InterfaceAudience.Public;
import org.apache.hadoop.classification.InterfaceStability.Evolving;
import org.apache.hadoop.classification.InterfaceStability.Unstable;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.http.HttpConfig;
import org.apache.hadoop.net.NetUtils;
import org.apache.hadoop.util.StringUtils;
import org.apache.hadoop.yarn.api.ApplicationConstants;
@Public
@Evolving
public class YarnConfiguration extends Configuration {
@Private
public static final String CS_CONFIGURATION_FILE= "capacity-scheduler.xml";
@Private
public static final String HADOOP_POLICY_CONFIGURATION_FILE =
"hadoop-policy.xml";
@Private
public static final String YARN_SITE_CONFIGURATION_FILE = "yarn-site.xml";
private static final String YARN_DEFAULT_CONFIGURATION_FILE =
"yarn-default.xml";
@Private
public static final String CORE_SITE_CONFIGURATION_FILE = "core-site.xml";
@Private
public static final List<String> RM_CONFIGURATION_FILES =
Collections.unmodifiableList(Arrays.asList(
CS_CONFIGURATION_FILE,
HADOOP_POLICY_CONFIGURATION_FILE,
YARN_SITE_CONFIGURATION_FILE,
CORE_SITE_CONFIGURATION_FILE));
@Evolving
public static final int APPLICATION_MAX_TAGS = 10;
@Evolving
public static final int APPLICATION_MAX_TAG_LENGTH = 100;
static {
Configuration.addDefaultResource(YARN_DEFAULT_CONFIGURATION_FILE);
Configuration.addDefaultResource(YARN_SITE_CONFIGURATION_FILE);
}
//Configurations
public static final String YARN_PREFIX = "yarn.";
/** Delay before deleting resource to ease debugging of NM issues */
public static final String DEBUG_NM_DELETE_DELAY_SEC =
YarnConfiguration.NM_PREFIX + "delete.debug-delay-sec";
////////////////////////////////
// IPC Configs
////////////////////////////////
public static final String IPC_PREFIX = YARN_PREFIX + "ipc.";
/** Factory to create client IPC classes.*/
public static final String IPC_CLIENT_FACTORY_CLASS =
IPC_PREFIX + "client.factory.class";
public static final String DEFAULT_IPC_CLIENT_FACTORY_CLASS =
"org.apache.hadoop.yarn.factories.impl.pb.RpcClientFactoryPBImpl";
/** Factory to create server IPC classes.*/
public static final String IPC_SERVER_FACTORY_CLASS =
IPC_PREFIX + "server.factory.class";
public static final String DEFAULT_IPC_SERVER_FACTORY_CLASS =
"org.apache.hadoop.yarn.factories.impl.pb.RpcServerFactoryPBImpl";
/** Factory to create serializeable records.*/
public static final String IPC_RECORD_FACTORY_CLASS =
IPC_PREFIX + "record.factory.class";
public static final String DEFAULT_IPC_RECORD_FACTORY_CLASS =
"org.apache.hadoop.yarn.factories.impl.pb.RecordFactoryPBImpl";
/** RPC class implementation*/
public static final String IPC_RPC_IMPL =
IPC_PREFIX + "rpc.class";
public static final String DEFAULT_IPC_RPC_IMPL =
"org.apache.hadoop.yarn.ipc.HadoopYarnProtoRPC";
////////////////////////////////
// Resource Manager Configs
////////////////////////////////
public static final String RM_PREFIX = "yarn.resourcemanager.";
public static final String RM_CLUSTER_ID = RM_PREFIX + "cluster-id";
public static final String RM_HOSTNAME = RM_PREFIX + "hostname";
/** The address of the applications manager interface in the RM.*/
public static final String RM_ADDRESS =
RM_PREFIX + "address";
public static final int DEFAULT_RM_PORT = 8032;
public static final String DEFAULT_RM_ADDRESS =
"0.0.0.0:" + DEFAULT_RM_PORT;
/** The number of threads used to handle applications manager requests.*/
public static final String RM_CLIENT_THREAD_COUNT =
RM_PREFIX + "client.thread-count";
public static final int DEFAULT_RM_CLIENT_THREAD_COUNT = 50;
/** The Kerberos principal for the resource manager.*/
public static final String RM_PRINCIPAL =
RM_PREFIX + "principal";
/** The address of the scheduler interface.*/
public static final String RM_SCHEDULER_ADDRESS =
RM_PREFIX + "scheduler.address";
public static final int DEFAULT_RM_SCHEDULER_PORT = 8030;
public static final String DEFAULT_RM_SCHEDULER_ADDRESS = "0.0.0.0:" +
DEFAULT_RM_SCHEDULER_PORT;
/** Miniumum request grant-able by the RM scheduler. */
public static final String RM_SCHEDULER_MINIMUM_ALLOCATION_MB =
YARN_PREFIX + "scheduler.minimum-allocation-mb";
public static final int DEFAULT_RM_SCHEDULER_MINIMUM_ALLOCATION_MB = 1024;
public static final String RM_SCHEDULER_MINIMUM_ALLOCATION_VCORES =
YARN_PREFIX + "scheduler.minimum-allocation-vcores";
public static final int DEFAULT_RM_SCHEDULER_MINIMUM_ALLOCATION_VCORES = 1;
/** Maximum request grant-able by the RM scheduler. */
public static final String RM_SCHEDULER_MAXIMUM_ALLOCATION_MB =
YARN_PREFIX + "scheduler.maximum-allocation-mb";
public static final int DEFAULT_RM_SCHEDULER_MAXIMUM_ALLOCATION_MB = 8192;
public static final String RM_SCHEDULER_MAXIMUM_ALLOCATION_VCORES =
YARN_PREFIX + "scheduler.maximum-allocation-vcores";
public static final int DEFAULT_RM_SCHEDULER_MAXIMUM_ALLOCATION_VCORES = 4;
/** Number of threads to handle scheduler interface.*/
public static final String RM_SCHEDULER_CLIENT_THREAD_COUNT =
RM_PREFIX + "scheduler.client.thread-count";
public static final int DEFAULT_RM_SCHEDULER_CLIENT_THREAD_COUNT = 50;
/** If the port should be included or not in the node name. The node name
* is used by the scheduler for resource requests allocation location
* matching. Typically this is just the hostname, using the port is needed
* when using minicluster and specific NM are required.*/
public static final String RM_SCHEDULER_INCLUDE_PORT_IN_NODE_NAME =
YARN_PREFIX + "scheduler.include-port-in-node-name";
public static final boolean DEFAULT_RM_SCHEDULER_USE_PORT_FOR_NODE_NAME =
false;
/**
* Enable periodic monitor threads.
* @see #RM_SCHEDULER_MONITOR_POLICIES
*/
public static final String RM_SCHEDULER_ENABLE_MONITORS =
RM_PREFIX + "scheduler.monitor.enable";
public static final boolean DEFAULT_RM_SCHEDULER_ENABLE_MONITORS = false;
/** List of SchedulingEditPolicy classes affecting the scheduler. */
public static final String RM_SCHEDULER_MONITOR_POLICIES =
RM_PREFIX + "scheduler.monitor.policies";
/** The address of the RM web application.*/
public static final String RM_WEBAPP_ADDRESS =
RM_PREFIX + "webapp.address";
public static final int DEFAULT_RM_WEBAPP_PORT = 8088;
public static final String DEFAULT_RM_WEBAPP_ADDRESS = "0.0.0.0:" +
DEFAULT_RM_WEBAPP_PORT;
/** The https address of the RM web application.*/
public static final String RM_WEBAPP_HTTPS_ADDRESS =
RM_PREFIX + "webapp.https.address";
public static final boolean YARN_SSL_CLIENT_HTTPS_NEED_AUTH_DEFAULT = false;
public static final String YARN_SSL_SERVER_RESOURCE_DEFAULT = "ssl-server.xml";
public static final int DEFAULT_RM_WEBAPP_HTTPS_PORT = 8090;
public static final String DEFAULT_RM_WEBAPP_HTTPS_ADDRESS = "0.0.0.0:"
+ DEFAULT_RM_WEBAPP_HTTPS_PORT;
public static final String RM_RESOURCE_TRACKER_ADDRESS =
RM_PREFIX + "resource-tracker.address";
public static final int DEFAULT_RM_RESOURCE_TRACKER_PORT = 8031;
public static final String DEFAULT_RM_RESOURCE_TRACKER_ADDRESS =
"0.0.0.0:" + DEFAULT_RM_RESOURCE_TRACKER_PORT;
/** The expiry interval for application master reporting.*/
public static final String RM_AM_EXPIRY_INTERVAL_MS =
YARN_PREFIX + "am.liveness-monitor.expiry-interval-ms";
public static final int DEFAULT_RM_AM_EXPIRY_INTERVAL_MS = 600000;
/** How long to wait until a node manager is considered dead.*/
public static final String RM_NM_EXPIRY_INTERVAL_MS =
YARN_PREFIX + "nm.liveness-monitor.expiry-interval-ms";
public static final int DEFAULT_RM_NM_EXPIRY_INTERVAL_MS = 600000;
/** Are acls enabled.*/
public static final String YARN_ACL_ENABLE =
YARN_PREFIX + "acl.enable";
public static final boolean DEFAULT_YARN_ACL_ENABLE = false;
/** ACL of who can be admin of YARN cluster.*/
public static final String YARN_ADMIN_ACL =
YARN_PREFIX + "admin.acl";
public static final String DEFAULT_YARN_ADMIN_ACL = "*";
/** ACL used in case none is found. Allows nothing. */
public static final String DEFAULT_YARN_APP_ACL = " ";
/** The address of the RM admin interface.*/
public static final String RM_ADMIN_ADDRESS =
RM_PREFIX + "admin.address";
public static final int DEFAULT_RM_ADMIN_PORT = 8033;
public static final String DEFAULT_RM_ADMIN_ADDRESS = "0.0.0.0:" +
DEFAULT_RM_ADMIN_PORT;
/**Number of threads used to handle RM admin interface.*/
public static final String RM_ADMIN_CLIENT_THREAD_COUNT =
RM_PREFIX + "admin.client.thread-count";
public static final int DEFAULT_RM_ADMIN_CLIENT_THREAD_COUNT = 1;
/**
* The maximum number of application attempts.
* It's a global setting for all application masters.
*/
public static final String RM_AM_MAX_ATTEMPTS =
RM_PREFIX + "am.max-attempts";
public static final int DEFAULT_RM_AM_MAX_ATTEMPTS = 2;
/** The keytab for the resource manager.*/
public static final String RM_KEYTAB =
RM_PREFIX + "keytab";
/**The kerberos principal to be used for spnego filter for RM.*/
public static final String RM_WEBAPP_SPNEGO_USER_NAME_KEY =
RM_PREFIX + "webapp.spnego-principal";
/**The kerberos keytab to be used for spnego filter for RM.*/
public static final String RM_WEBAPP_SPNEGO_KEYTAB_FILE_KEY =
RM_PREFIX + "webapp.spnego-keytab-file";
/** How long to wait until a container is considered dead.*/
public static final String RM_CONTAINER_ALLOC_EXPIRY_INTERVAL_MS =
RM_PREFIX + "rm.container-allocation.expiry-interval-ms";
public static final int DEFAULT_RM_CONTAINER_ALLOC_EXPIRY_INTERVAL_MS = 600000;
/** Path to file with nodes to include.*/
public static final String RM_NODES_INCLUDE_FILE_PATH =
RM_PREFIX + "nodes.include-path";
public static final String DEFAULT_RM_NODES_INCLUDE_FILE_PATH = "";
/** Path to file with nodes to exclude.*/
public static final String RM_NODES_EXCLUDE_FILE_PATH =
RM_PREFIX + "nodes.exclude-path";
public static final String DEFAULT_RM_NODES_EXCLUDE_FILE_PATH = "";
/** Number of threads to handle resource tracker calls.*/
public static final String RM_RESOURCE_TRACKER_CLIENT_THREAD_COUNT =
RM_PREFIX + "resource-tracker.client.thread-count";
public static final int DEFAULT_RM_RESOURCE_TRACKER_CLIENT_THREAD_COUNT = 50;
/** The class to use as the resource scheduler.*/
public static final String RM_SCHEDULER =
RM_PREFIX + "scheduler.class";
public static final String DEFAULT_RM_SCHEDULER =
"org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler";
/** RM set next Heartbeat interval for NM */
public static final String RM_NM_HEARTBEAT_INTERVAL_MS =
RM_PREFIX + "nodemanagers.heartbeat-interval-ms";
public static final long DEFAULT_RM_NM_HEARTBEAT_INTERVAL_MS = 1000;
/** Number of worker threads that write the history data. */
public static final String RM_HISTORY_WRITER_MULTI_THREADED_DISPATCHER_POOL_SIZE =
RM_PREFIX + "history-writer.multi-threaded-dispatcher.pool-size";
public static final int DEFAULT_RM_HISTORY_WRITER_MULTI_THREADED_DISPATCHER_POOL_SIZE =
10;
//Delegation token related keys
public static final String DELEGATION_KEY_UPDATE_INTERVAL_KEY =
RM_PREFIX + "delegation.key.update-interval";
public static final long DELEGATION_KEY_UPDATE_INTERVAL_DEFAULT =
24*60*60*1000; // 1 day
public static final String DELEGATION_TOKEN_RENEW_INTERVAL_KEY =
RM_PREFIX + "delegation.token.renew-interval";
public static final long DELEGATION_TOKEN_RENEW_INTERVAL_DEFAULT =
24*60*60*1000; // 1 day
public static final String DELEGATION_TOKEN_MAX_LIFETIME_KEY =
RM_PREFIX + "delegation.token.max-lifetime";
public static final long DELEGATION_TOKEN_MAX_LIFETIME_DEFAULT =
7*24*60*60*1000; // 7 days
public static final String RECOVERY_ENABLED = RM_PREFIX + "recovery.enabled";
public static final boolean DEFAULT_RM_RECOVERY_ENABLED = false;
/** Zookeeper interaction configs */
public static final String RM_ZK_PREFIX = RM_PREFIX + "zk-";
public static final String RM_ZK_ADDRESS = RM_ZK_PREFIX + "address";
public static final String RM_ZK_NUM_RETRIES = RM_ZK_PREFIX + "num-retries";
public static final int DEFAULT_ZK_RM_NUM_RETRIES = 500;
public static final String RM_ZK_RETRY_INTERVAL_MS =
RM_ZK_PREFIX + "retry-interval-ms";
public static final long DEFAULT_RM_ZK_RETRY_INTERVAL_MS = 2000;
public static final String RM_ZK_TIMEOUT_MS = RM_ZK_PREFIX + "timeout-ms";
public static final int DEFAULT_RM_ZK_TIMEOUT_MS = 10000;
public static final String RM_ZK_ACL = RM_ZK_PREFIX + "acl";
public static final String DEFAULT_RM_ZK_ACL = "world:anyone:rwcda";
public static final String RM_ZK_AUTH = RM_ZK_PREFIX + "auth";
public static final String ZK_STATE_STORE_PREFIX =
RM_PREFIX + "zk-state-store.";
/** Parent znode path under which ZKRMStateStore will create znodes */
public static final String ZK_RM_STATE_STORE_PARENT_PATH =
ZK_STATE_STORE_PREFIX + "parent-path";
public static final String DEFAULT_ZK_RM_STATE_STORE_PARENT_PATH = "/rmstore";
/** Root node ACLs for fencing */
public static final String ZK_RM_STATE_STORE_ROOT_NODE_ACL =
ZK_STATE_STORE_PREFIX + "root-node.acl";
/** HA related configs */
public static final String RM_HA_PREFIX = RM_PREFIX + "ha.";
public static final String RM_HA_ENABLED = RM_HA_PREFIX + "enabled";
public static final boolean DEFAULT_RM_HA_ENABLED = false;
public static final String RM_HA_IDS = RM_HA_PREFIX + "rm-ids";
public static final String RM_HA_ID = RM_HA_PREFIX + "id";
/** Store the related configuration files in File System */
public static final String FS_BASED_RM_CONF_STORE = RM_PREFIX
+ "configuration.file-system-based-store";
public static final String DEFAULT_FS_BASED_RM_CONF_STORE = "/yarn/conf";
public static final String RM_CONFIGURATION_PROVIDER_CLASS = RM_PREFIX
+ "configuration.provider-class";
public static final String DEFAULT_RM_CONFIGURATION_PROVIDER_CLASS =
"org.apache.hadoop.yarn.LocalConfigurationProvider";
private static final List<String> RM_SERVICES_ADDRESS_CONF_KEYS_HTTP =
Collections.unmodifiableList(Arrays.asList(
RM_ADDRESS,
RM_SCHEDULER_ADDRESS,
RM_ADMIN_ADDRESS,
RM_RESOURCE_TRACKER_ADDRESS,
RM_WEBAPP_ADDRESS));
private static final List<String> RM_SERVICES_ADDRESS_CONF_KEYS_HTTPS =
Collections.unmodifiableList(Arrays.asList(
RM_ADDRESS,
RM_SCHEDULER_ADDRESS,
RM_ADMIN_ADDRESS,
RM_RESOURCE_TRACKER_ADDRESS,
RM_WEBAPP_HTTPS_ADDRESS));
public static final String AUTO_FAILOVER_PREFIX =
RM_HA_PREFIX + "automatic-failover.";
public static final String AUTO_FAILOVER_ENABLED =
AUTO_FAILOVER_PREFIX + "enabled";
public static final boolean DEFAULT_AUTO_FAILOVER_ENABLED = true;
public static final String AUTO_FAILOVER_EMBEDDED =
AUTO_FAILOVER_PREFIX + "embedded";
public static final boolean DEFAULT_AUTO_FAILOVER_EMBEDDED = true;
public static final String AUTO_FAILOVER_ZK_BASE_PATH =
AUTO_FAILOVER_PREFIX + "zk-base-path";
public static final String DEFAULT_AUTO_FAILOVER_ZK_BASE_PATH =
"/yarn-leader-election";
public static final String CLIENT_FAILOVER_PREFIX =
YARN_PREFIX + "client.failover-";
public static final String CLIENT_FAILOVER_PROXY_PROVIDER =
CLIENT_FAILOVER_PREFIX + "proxy-provider";
public static final String DEFAULT_CLIENT_FAILOVER_PROXY_PROVIDER =
"org.apache.hadoop.yarn.client.ConfiguredRMFailoverProxyProvider";
public static final String CLIENT_FAILOVER_MAX_ATTEMPTS =
CLIENT_FAILOVER_PREFIX + "max-attempts";
public static final String CLIENT_FAILOVER_SLEEPTIME_BASE_MS =
CLIENT_FAILOVER_PREFIX + "sleep-base-ms";
public static final String CLIENT_FAILOVER_SLEEPTIME_MAX_MS =
CLIENT_FAILOVER_PREFIX + "sleep-max-ms";
public static final String CLIENT_FAILOVER_RETRIES =
CLIENT_FAILOVER_PREFIX + "retries";
public static final int DEFAULT_CLIENT_FAILOVER_RETRIES = 0;
public static final String CLIENT_FAILOVER_RETRIES_ON_SOCKET_TIMEOUTS =
CLIENT_FAILOVER_PREFIX + "retries-on-socket-timeouts";
public static final int
DEFAULT_CLIENT_FAILOVER_RETRIES_ON_SOCKET_TIMEOUTS = 0;
////////////////////////////////
// RM state store configs
////////////////////////////////
/** The class to use as the persistent store.*/
public static final String RM_STORE = RM_PREFIX + "store.class";
/** URI for FileSystemRMStateStore */
public static final String FS_RM_STATE_STORE_URI = RM_PREFIX
+ "fs.state-store.uri";
public static final String FS_RM_STATE_STORE_RETRY_POLICY_SPEC = RM_PREFIX
+ "fs.state-store.retry-policy-spec";
public static final String DEFAULT_FS_RM_STATE_STORE_RETRY_POLICY_SPEC =
"2000, 500";
/** The maximum number of completed applications RM keeps. */
public static final String RM_MAX_COMPLETED_APPLICATIONS =
RM_PREFIX + "max-completed-applications";
public static final int DEFAULT_RM_MAX_COMPLETED_APPLICATIONS = 10000;
/**
* The maximum number of completed applications RM state store keeps, by
* default equals to DEFAULT_RM_MAX_COMPLETED_APPLICATIONS
*/
public static final String RM_STATE_STORE_MAX_COMPLETED_APPLICATIONS =
RM_PREFIX + "state-store.max-completed-applications";
public static final int DEFAULT_RM_STATE_STORE_MAX_COMPLETED_APPLICATIONS =
DEFAULT_RM_MAX_COMPLETED_APPLICATIONS;
/** Default application name */
public static final String DEFAULT_APPLICATION_NAME = "N/A";
/** Default application type */
public static final String DEFAULT_APPLICATION_TYPE = "YARN";
/** Default application type length */
public static final int APPLICATION_TYPE_LENGTH = 20;
/** Default queue name */
public static final String DEFAULT_QUEUE_NAME = "default";
/**
* Buckets (in minutes) for the number of apps running in each queue.
*/
public static final String RM_METRICS_RUNTIME_BUCKETS =
RM_PREFIX + "metrics.runtime.buckets";
/**
* Default sizes of the runtime metric buckets in minutes.
*/
public static final String DEFAULT_RM_METRICS_RUNTIME_BUCKETS =
"60,300,1440";
public static final String RM_AMRM_TOKEN_MASTER_KEY_ROLLING_INTERVAL_SECS = RM_PREFIX
+ "am-rm-tokens.master-key-rolling-interval-secs";
public static final long DEFAULT_RM_AMRM_TOKEN_MASTER_KEY_ROLLING_INTERVAL_SECS =
24 * 60 * 60;
public static final String RM_CONTAINER_TOKEN_MASTER_KEY_ROLLING_INTERVAL_SECS =
RM_PREFIX + "container-tokens.master-key-rolling-interval-secs";
public static final long DEFAULT_RM_CONTAINER_TOKEN_MASTER_KEY_ROLLING_INTERVAL_SECS =
24 * 60 * 60;
public static final String RM_NMTOKEN_MASTER_KEY_ROLLING_INTERVAL_SECS =
RM_PREFIX + "nm-tokens.master-key-rolling-interval-secs";
public static final long DEFAULT_RM_NMTOKEN_MASTER_KEY_ROLLING_INTERVAL_SECS =
24 * 60 * 60;
public static final String RM_NODEMANAGER_MINIMUM_VERSION =
RM_PREFIX + "nodemanager.minimum.version";
public static final String DEFAULT_RM_NODEMANAGER_MINIMUM_VERSION =
"NONE";
////////////////////////////////
// Node Manager Configs
////////////////////////////////
/** Prefix for all node manager configs.*/
public static final String NM_PREFIX = "yarn.nodemanager.";
/** Environment variables that will be sent to containers.*/
public static final String NM_ADMIN_USER_ENV = NM_PREFIX + "admin-env";
public static final String DEFAULT_NM_ADMIN_USER_ENV = "MALLOC_ARENA_MAX=$MALLOC_ARENA_MAX";
/** Environment variables that containers may override rather than use NodeManager's default.*/
public static final String NM_ENV_WHITELIST = NM_PREFIX + "env-whitelist";
public static final String DEFAULT_NM_ENV_WHITELIST = StringUtils.join(",",
Arrays.asList(ApplicationConstants.Environment.JAVA_HOME.key(),
ApplicationConstants.Environment.HADOOP_COMMON_HOME.key(),
ApplicationConstants.Environment.HADOOP_HDFS_HOME.key(),
ApplicationConstants.Environment.HADOOP_CONF_DIR.key(),
ApplicationConstants.Environment.HADOOP_YARN_HOME.key()));
/** address of node manager IPC.*/
public static final String NM_ADDRESS = NM_PREFIX + "address";
public static final int DEFAULT_NM_PORT = 0;
public static final String DEFAULT_NM_ADDRESS = "0.0.0.0:"
+ DEFAULT_NM_PORT;
/** who will execute(launch) the containers.*/
public static final String NM_CONTAINER_EXECUTOR =
NM_PREFIX + "container-executor.class";
/**
* Adjustment to make to the container os scheduling priority.
* The valid values for this could vary depending on the platform.
* On Linux, higher values mean run the containers at a less
* favorable priority than the NM.
* The value specified is an int.
*/
public static final String NM_CONTAINER_EXECUTOR_SCHED_PRIORITY =
NM_PREFIX + "container-executor.os.sched.priority.adjustment";
public static final int DEFAULT_NM_CONTAINER_EXECUTOR_SCHED_PRIORITY = 0;
/** Number of threads container manager uses.*/
public static final String NM_CONTAINER_MGR_THREAD_COUNT =
NM_PREFIX + "container-manager.thread-count";
public static final int DEFAULT_NM_CONTAINER_MGR_THREAD_COUNT = 20;
/** Number of threads used in cleanup.*/
public static final String NM_DELETE_THREAD_COUNT =
NM_PREFIX + "delete.thread-count";
public static final int DEFAULT_NM_DELETE_THREAD_COUNT = 4;
/** Keytab for NM.*/
public static final String NM_KEYTAB = NM_PREFIX + "keytab";
/**List of directories to store localized files in.*/
public static final String NM_LOCAL_DIRS = NM_PREFIX + "local-dirs";
public static final String DEFAULT_NM_LOCAL_DIRS = "/tmp/nm-local-dir";
/**
* Number of files in each localized directories
* Avoid tuning this too low.
*/
public static final String NM_LOCAL_CACHE_MAX_FILES_PER_DIRECTORY =
NM_PREFIX + "local-cache.max-files-per-directory";
public static final int DEFAULT_NM_LOCAL_CACHE_MAX_FILES_PER_DIRECTORY = 8192;
/** Address where the localizer IPC is.*/
public static final String NM_LOCALIZER_ADDRESS =
NM_PREFIX + "localizer.address";
public static final int DEFAULT_NM_LOCALIZER_PORT = 8040;
public static final String DEFAULT_NM_LOCALIZER_ADDRESS = "0.0.0.0:" +
DEFAULT_NM_LOCALIZER_PORT;
/** Interval in between cache cleanups.*/
public static final String NM_LOCALIZER_CACHE_CLEANUP_INTERVAL_MS =
NM_PREFIX + "localizer.cache.cleanup.interval-ms";
public static final long DEFAULT_NM_LOCALIZER_CACHE_CLEANUP_INTERVAL_MS =
10 * 60 * 1000;
/** Target size of localizer cache in MB, per local directory.*/
public static final String NM_LOCALIZER_CACHE_TARGET_SIZE_MB =
NM_PREFIX + "localizer.cache.target-size-mb";
public static final long DEFAULT_NM_LOCALIZER_CACHE_TARGET_SIZE_MB = 10 * 1024;
/** Number of threads to handle localization requests.*/
public static final String NM_LOCALIZER_CLIENT_THREAD_COUNT =
NM_PREFIX + "localizer.client.thread-count";
public static final int DEFAULT_NM_LOCALIZER_CLIENT_THREAD_COUNT = 5;
/** Number of threads to use for localization fetching.*/
public static final String NM_LOCALIZER_FETCH_THREAD_COUNT =
NM_PREFIX + "localizer.fetch.thread-count";
public static final int DEFAULT_NM_LOCALIZER_FETCH_THREAD_COUNT = 4;
/** Where to store container logs.*/
public static final String NM_LOG_DIRS = NM_PREFIX + "log-dirs";
public static final String DEFAULT_NM_LOG_DIRS = "/tmp/logs";
public static final String NM_RESOURCEMANAGER_MINIMUM_VERSION =
NM_PREFIX + "resourcemanager.minimum.version";
public static final String DEFAULT_NM_RESOURCEMANAGER_MINIMUM_VERSION = "NONE";
/** Interval at which the delayed token removal thread runs */
public static final String RM_DELAYED_DELEGATION_TOKEN_REMOVAL_INTERVAL_MS =
RM_PREFIX + "delayed.delegation-token.removal-interval-ms";
public static final long DEFAULT_RM_DELAYED_DELEGATION_TOKEN_REMOVAL_INTERVAL_MS =
30000l;
/** Delegation Token renewer thread count */
public static final String RM_DELEGATION_TOKEN_RENEWER_THREAD_COUNT =
RM_PREFIX + "delegation-token-renewer.thread-count";
public static final int DEFAULT_RM_DELEGATION_TOKEN_RENEWER_THREAD_COUNT = 50;
/** Whether to enable log aggregation */
public static final String LOG_AGGREGATION_ENABLED = YARN_PREFIX
+ "log-aggregation-enable";
public static final boolean DEFAULT_LOG_AGGREGATION_ENABLED = false;
/**
* How long to wait before deleting aggregated logs, -1 disables.
* Be careful set this too small and you will spam the name node.
*/
public static final String LOG_AGGREGATION_RETAIN_SECONDS = YARN_PREFIX
+ "log-aggregation.retain-seconds";
public static final long DEFAULT_LOG_AGGREGATION_RETAIN_SECONDS = -1;
/**
* How long to wait between aggregated log retention checks. If set to
* a value <= 0 then the value is computed as one-tenth of the log retention
* setting. Be careful set this too small and you will spam the name node.
*/
public static final String LOG_AGGREGATION_RETAIN_CHECK_INTERVAL_SECONDS =
YARN_PREFIX + "log-aggregation.retain-check-interval-seconds";
public static final long DEFAULT_LOG_AGGREGATION_RETAIN_CHECK_INTERVAL_SECONDS = -1;
/**
* Number of seconds to retain logs on the NodeManager. Only applicable if Log
* aggregation is disabled
*/
public static final String NM_LOG_RETAIN_SECONDS = NM_PREFIX
+ "log.retain-seconds";
public static final long DEFAULT_NM_LOG_RETAIN_SECONDS = 3 * 60 * 60;
/**
* Number of threads used in log cleanup. Only applicable if Log aggregation
* is disabled
*/
public static final String NM_LOG_DELETION_THREADS_COUNT =
NM_PREFIX + "log.deletion-threads-count";
public static final int DEFAULT_NM_LOG_DELETE_THREAD_COUNT = 4;
/** Where to aggregate logs to.*/
public static final String NM_REMOTE_APP_LOG_DIR =
NM_PREFIX + "remote-app-log-dir";
public static final String DEFAULT_NM_REMOTE_APP_LOG_DIR = "/tmp/logs";
/**
* The remote log dir will be created at
* NM_REMOTE_APP_LOG_DIR/${user}/NM_REMOTE_APP_LOG_DIR_SUFFIX/${appId}
*/
public static final String NM_REMOTE_APP_LOG_DIR_SUFFIX =
NM_PREFIX + "remote-app-log-dir-suffix";
public static final String DEFAULT_NM_REMOTE_APP_LOG_DIR_SUFFIX="logs";
public static final String YARN_LOG_SERVER_URL =
YARN_PREFIX + "log.server.url";
public static final String YARN_TRACKING_URL_GENERATOR =
YARN_PREFIX + "tracking.url.generator";
/** Amount of memory in GB that can be allocated for containers.*/
public static final String NM_PMEM_MB = NM_PREFIX + "resource.memory-mb";
public static final int DEFAULT_NM_PMEM_MB = 8 * 1024;
/** Specifies whether physical memory check is enabled. */
public static final String NM_PMEM_CHECK_ENABLED = NM_PREFIX
+ "pmem-check-enabled";
public static final boolean DEFAULT_NM_PMEM_CHECK_ENABLED = true;
/** Specifies whether physical memory check is enabled. */
public static final String NM_VMEM_CHECK_ENABLED = NM_PREFIX
+ "vmem-check-enabled";
public static final boolean DEFAULT_NM_VMEM_CHECK_ENABLED = true;
/** Conversion ratio for physical memory to virtual memory. */
public static final String NM_VMEM_PMEM_RATIO =
NM_PREFIX + "vmem-pmem-ratio";
public static final float DEFAULT_NM_VMEM_PMEM_RATIO = 2.1f;
/** Number of Virtual CPU Cores which can be allocated for containers.*/
public static final String NM_VCORES = NM_PREFIX + "resource.cpu-vcores";
public static final int DEFAULT_NM_VCORES = 8;
/** NM Webapp address.**/
public static final String NM_WEBAPP_ADDRESS = NM_PREFIX + "webapp.address";
public static final int DEFAULT_NM_WEBAPP_PORT = 8042;
public static final String DEFAULT_NM_WEBAPP_ADDRESS = "0.0.0.0:" +
DEFAULT_NM_WEBAPP_PORT;
/** NM Webapp https address.**/
public static final String NM_WEBAPP_HTTPS_ADDRESS = NM_PREFIX
+ "webapp.https.address";
public static final int DEFAULT_NM_WEBAPP_HTTPS_PORT = 8044;
public static final String DEFAULT_NM_WEBAPP_HTTPS_ADDRESS = "0.0.0.0:"
+ DEFAULT_NM_WEBAPP_HTTPS_PORT;
/** How often to monitor containers.*/
public final static String NM_CONTAINER_MON_INTERVAL_MS =
NM_PREFIX + "container-monitor.interval-ms";
public final static int DEFAULT_NM_CONTAINER_MON_INTERVAL_MS = 3000;
/** Class that calculates containers current resource utilization.*/
public static final String NM_CONTAINER_MON_RESOURCE_CALCULATOR =
NM_PREFIX + "container-monitor.resource-calculator.class";
/** Class that calculates process tree resource utilization.*/
public static final String NM_CONTAINER_MON_PROCESS_TREE =
NM_PREFIX + "container-monitor.process-tree.class";
public static final String PROCFS_USE_SMAPS_BASED_RSS_ENABLED = NM_PREFIX +
".container-monitor.procfs-tree.smaps-based-rss.enabled";
public static final boolean DEFAULT_PROCFS_USE_SMAPS_BASED_RSS_ENABLED =
false;
/** Prefix for all node manager disk health checker configs. */
private static final String NM_DISK_HEALTH_CHECK_PREFIX =
"yarn.nodemanager.disk-health-checker.";
/**
* Enable/Disable disks' health checker. Default is true. An expert level
* configuration property.
*/
public static final String NM_DISK_HEALTH_CHECK_ENABLE =
NM_DISK_HEALTH_CHECK_PREFIX + "enable";
/** Frequency of running disks' health checker. */
public static final String NM_DISK_HEALTH_CHECK_INTERVAL_MS =
NM_DISK_HEALTH_CHECK_PREFIX + "interval-ms";
/** By default, disks' health is checked every 2 minutes. */
public static final long DEFAULT_NM_DISK_HEALTH_CHECK_INTERVAL_MS =
2 * 60 * 1000;
/**
* The minimum fraction of number of disks to be healthy for the nodemanager
* to launch new containers. This applies to nm-local-dirs and nm-log-dirs.
*/
public static final String NM_MIN_HEALTHY_DISKS_FRACTION =
NM_DISK_HEALTH_CHECK_PREFIX + "min-healthy-disks";
/**
* By default, at least 25% of disks are to be healthy to say that the node is
* healthy in terms of disks.
*/
public static final float DEFAULT_NM_MIN_HEALTHY_DISKS_FRACTION = 0.25F;
/**
* The maximum percentage of disk space that can be used after which a disk is
* marked as offline. Values can range from 0.0 to 100.0. If the value is
* greater than or equal to 100, NM will check for full disk. This applies to
* nm-local-dirs and nm-log-dirs.
*/
public static final String NM_MAX_PER_DISK_UTILIZATION_PERCENTAGE =
NM_DISK_HEALTH_CHECK_PREFIX + "max-disk-utilization-per-disk-percentage";
/**
* By default, 100% of the disk can be used before it is marked as offline.
*/
public static final float DEFAULT_NM_MAX_PER_DISK_UTILIZATION_PERCENTAGE =
100.0F;
/**
* The minimum space that must be available on a local dir for it to be used.
* This applies to nm-local-dirs and nm-log-dirs.
*/
public static final String NM_MIN_PER_DISK_FREE_SPACE_MB =
NM_DISK_HEALTH_CHECK_PREFIX + "min-free-space-per-disk-mb";
/**
* By default, all of the disk can be used before it is marked as offline.
*/
public static final long DEFAULT_NM_MIN_PER_DISK_FREE_SPACE_MB = 0;
/** Frequency of running node health script.*/
public static final String NM_HEALTH_CHECK_INTERVAL_MS =
NM_PREFIX + "health-checker.interval-ms";
public static final long DEFAULT_NM_HEALTH_CHECK_INTERVAL_MS = 10 * 60 * 1000;
/** Health check script time out period.*/
public static final String NM_HEALTH_CHECK_SCRIPT_TIMEOUT_MS =
NM_PREFIX + "health-checker.script.timeout-ms";
public static final long DEFAULT_NM_HEALTH_CHECK_SCRIPT_TIMEOUT_MS =
2 * DEFAULT_NM_HEALTH_CHECK_INTERVAL_MS;
/** The health check script to run.*/
public static final String NM_HEALTH_CHECK_SCRIPT_PATH =
NM_PREFIX + "health-checker.script.path";
/** The arguments to pass to the health check script.*/
public static final String NM_HEALTH_CHECK_SCRIPT_OPTS =
NM_PREFIX + "health-checker.script.opts";
/** The path to the Linux container executor.*/
public static final String NM_LINUX_CONTAINER_EXECUTOR_PATH =
NM_PREFIX + "linux-container-executor.path";
/**
* The UNIX group that the linux-container-executor should run as.
* This is intended to be set as part of container-executor.cfg.
*/
public static final String NM_LINUX_CONTAINER_GROUP =
NM_PREFIX + "linux-container-executor.group";
/**
* The UNIX user that containers will run as when Linux-container-executor
* is used in nonsecure mode (a use case for this is using cgroups).
*/
public static final String NM_NONSECURE_MODE_LOCAL_USER_KEY = NM_PREFIX +
"linux-container-executor.nonsecure-mode.local-user";
public static final String DEFAULT_NM_NONSECURE_MODE_LOCAL_USER = "nobody";
/**
* The allowed pattern for UNIX user names enforced by
* Linux-container-executor when used in nonsecure mode (use case for this
* is using cgroups). The default value is taken from /usr/sbin/adduser
*/
public static final String NM_NONSECURE_MODE_USER_PATTERN_KEY = NM_PREFIX +
"linux-container-executor.nonsecure-mode.user-pattern";
public static final String DEFAULT_NM_NONSECURE_MODE_USER_PATTERN =
"^[_.A-Za-z0-9][-@_.A-Za-z0-9]{0,255}?[$]?$";
/** The type of resource enforcement to use with the
* linux container executor.
*/
public static final String NM_LINUX_CONTAINER_RESOURCES_HANDLER =
NM_PREFIX + "linux-container-executor.resources-handler.class";
/** The path the linux container executor should use for cgroups */
public static final String NM_LINUX_CONTAINER_CGROUPS_HIERARCHY =
NM_PREFIX + "linux-container-executor.cgroups.hierarchy";
/** Whether the linux container executor should mount cgroups if not found */
public static final String NM_LINUX_CONTAINER_CGROUPS_MOUNT =
NM_PREFIX + "linux-container-executor.cgroups.mount";
/** Where the linux container executor should mount cgroups if not found */
public static final String NM_LINUX_CONTAINER_CGROUPS_MOUNT_PATH =
NM_PREFIX + "linux-container-executor.cgroups.mount-path";
/**
* Interval of time the linux container executor should try cleaning up
* cgroups entry when cleaning up a container. This is required due to what
* it seems a race condition because the SIGTERM/SIGKILL is asynch.
*/
public static final String NM_LINUX_CONTAINER_CGROUPS_DELETE_TIMEOUT =
NM_PREFIX + "linux-container-executor.cgroups.delete-timeout-ms";
public static final long DEFAULT_NM_LINUX_CONTAINER_CGROUPS_DELETE_TIMEOUT =
1000;
/** T-file compression types used to compress aggregated logs.*/
public static final String NM_LOG_AGG_COMPRESSION_TYPE =
NM_PREFIX + "log-aggregation.compression-type";
public static final String DEFAULT_NM_LOG_AGG_COMPRESSION_TYPE = "none";
/** The kerberos principal for the node manager.*/
public static final String NM_PRINCIPAL =
NM_PREFIX + "principal";
public static final String NM_AUX_SERVICES =
NM_PREFIX + "aux-services";
public static final String NM_AUX_SERVICE_FMT =
NM_PREFIX + "aux-services.%s.class";
public static final String NM_USER_HOME_DIR =
NM_PREFIX + "user-home-dir";
/**The kerberos principal to be used for spnego filter for NM.*/
public static final String NM_WEBAPP_SPNEGO_USER_NAME_KEY =
NM_PREFIX + "webapp.spnego-principal";
/**The kerberos keytab to be used for spnego filter for NM.*/
public static final String NM_WEBAPP_SPNEGO_KEYTAB_FILE_KEY =
NM_PREFIX + "webapp.spnego-keytab-file";
public static final String DEFAULT_NM_USER_HOME_DIR= "/home/";
////////////////////////////////
// Web Proxy Configs
////////////////////////////////
public static final String PROXY_PREFIX = "yarn.web-proxy.";
/** The kerberos principal for the proxy.*/
public static final String PROXY_PRINCIPAL =
PROXY_PREFIX + "principal";
/** Keytab for Proxy.*/
public static final String PROXY_KEYTAB = PROXY_PREFIX + "keytab";
/** The address for the web proxy.*/
public static final String PROXY_ADDRESS =
PROXY_PREFIX + "address";
public static final int DEFAULT_PROXY_PORT = 9099;
public static final String DEFAULT_PROXY_ADDRESS =
"0.0.0.0:" + DEFAULT_RM_PORT;
/**
* YARN Service Level Authorization
*/
public static final String
YARN_SECURITY_SERVICE_AUTHORIZATION_RESOURCETRACKER_PROTOCOL =
"security.resourcetracker.protocol.acl";
public static final String
YARN_SECURITY_SERVICE_AUTHORIZATION_APPLICATIONCLIENT_PROTOCOL =
"security.applicationclient.protocol.acl";
public static final String
YARN_SECURITY_SERVICE_AUTHORIZATION_RESOURCEMANAGER_ADMINISTRATION_PROTOCOL =
"security.resourcemanager-administration.protocol.acl";
public static final String
YARN_SECURITY_SERVICE_AUTHORIZATION_APPLICATIONMASTER_PROTOCOL =
"security.applicationmaster.protocol.acl";
public static final String
YARN_SECURITY_SERVICE_AUTHORIZATION_CONTAINER_MANAGEMENT_PROTOCOL =
"security.containermanagement.protocol.acl";
public static final String
YARN_SECURITY_SERVICE_AUTHORIZATION_RESOURCE_LOCALIZER =
"security.resourcelocalizer.protocol.acl";
/** No. of milliseconds to wait between sending a SIGTERM and SIGKILL
* to a running container */
public static final String NM_SLEEP_DELAY_BEFORE_SIGKILL_MS =
NM_PREFIX + "sleep-delay-before-sigkill.ms";
public static final long DEFAULT_NM_SLEEP_DELAY_BEFORE_SIGKILL_MS =
250;
/** Max time to wait for a process to come up when trying to cleanup
* container resources */
public static final String NM_PROCESS_KILL_WAIT_MS =
NM_PREFIX + "process-kill-wait.ms";
public static final long DEFAULT_NM_PROCESS_KILL_WAIT_MS =
2000;
/** Max time to wait to establish a connection to RM */
public static final String RESOURCEMANAGER_CONNECT_MAX_WAIT_MS =
RM_PREFIX + "connect.max-wait.ms";
public static final int DEFAULT_RESOURCEMANAGER_CONNECT_MAX_WAIT_MS =
15 * 60 * 1000;
/** Time interval between each attempt to connect to RM */
public static final String RESOURCEMANAGER_CONNECT_RETRY_INTERVAL_MS =
RM_PREFIX + "connect.retry-interval.ms";
public static final long DEFAULT_RESOURCEMANAGER_CONNECT_RETRY_INTERVAL_MS
= 30 * 1000;
/**
* CLASSPATH for YARN applications. A comma-separated list of CLASSPATH
* entries
*/
public static final String YARN_APPLICATION_CLASSPATH = YARN_PREFIX
+ "application.classpath";
/**
* Default platform-agnostic CLASSPATH for YARN applications. A
* comma-separated list of CLASSPATH entries. The parameter expansion marker
* will be replaced with real parameter expansion marker ('%' for Windows and
* '$' for Linux) by NodeManager on container launch. For example: {{VAR}}
* will be replaced as $VAR on Linux, and %VAR% on Windows.
*/
@Public
@Unstable
public static final String[] DEFAULT_YARN_CROSS_PLATFORM_APPLICATION_CLASSPATH= {
ApplicationConstants.Environment.HADOOP_CONF_DIR.$$(),
ApplicationConstants.Environment.HADOOP_COMMON_HOME.$$()
+ "/share/hadoop/common/*",
ApplicationConstants.Environment.HADOOP_COMMON_HOME.$$()
+ "/share/hadoop/common/lib/*",
ApplicationConstants.Environment.HADOOP_HDFS_HOME.$$()
+ "/share/hadoop/hdfs/*",
ApplicationConstants.Environment.HADOOP_HDFS_HOME.$$()
+ "/share/hadoop/hdfs/lib/*",
ApplicationConstants.Environment.HADOOP_YARN_HOME.$$()
+ "/share/hadoop/yarn/*",
ApplicationConstants.Environment.HADOOP_YARN_HOME.$$()
+ "/share/hadoop/yarn/lib/*" };
/**
* <p>
* Default platform-specific CLASSPATH for YARN applications. A
* comma-separated list of CLASSPATH entries constructed based on the client
* OS environment expansion syntax.
* </p>
* <p>
* Note: Use {@link DEFAULT_YARN_CROSS_PLATFORM_APPLICATION_CLASSPATH} for
* cross-platform practice i.e. submit an application from a Windows client to
* a Linux/Unix server or vice versa.
* </p>
*/
public static final String[] DEFAULT_YARN_APPLICATION_CLASSPATH = {
ApplicationConstants.Environment.HADOOP_CONF_DIR.$(),
ApplicationConstants.Environment.HADOOP_COMMON_HOME.$()
+ "/share/hadoop/common/*",
ApplicationConstants.Environment.HADOOP_COMMON_HOME.$()
+ "/share/hadoop/common/lib/*",
ApplicationConstants.Environment.HADOOP_HDFS_HOME.$()
+ "/share/hadoop/hdfs/*",
ApplicationConstants.Environment.HADOOP_HDFS_HOME.$()
+ "/share/hadoop/hdfs/lib/*",
ApplicationConstants.Environment.HADOOP_YARN_HOME.$()
+ "/share/hadoop/yarn/*",
ApplicationConstants.Environment.HADOOP_YARN_HOME.$()
+ "/share/hadoop/yarn/lib/*" };
/** Container temp directory */
public static final String DEFAULT_CONTAINER_TEMP_DIR = "./tmp";
public static final String IS_MINI_YARN_CLUSTER = YARN_PREFIX
+ "is.minicluster";
public static final String YARN_MC_PREFIX = YARN_PREFIX + "minicluster.";
/** Whether to use fixed ports with the minicluster. */
public static final String YARN_MINICLUSTER_FIXED_PORTS =
YARN_MC_PREFIX + "fixed.ports";
/**
* Default is false to be able to run tests concurrently without port
* conflicts.
*/
public static final boolean DEFAULT_YARN_MINICLUSTER_FIXED_PORTS = false;
/**
* Whether the NM should use RPC to connect to the RM. Default is false.
* Can be set to true only when using fixed ports.
*/
public static final String YARN_MINICLUSTER_USE_RPC = YARN_MC_PREFIX + "use-rpc";
public static final boolean DEFAULT_YARN_MINICLUSTER_USE_RPC = false;
/**
* Whether users are explicitly trying to control resource monitoring
* configuration for the MiniYARNCluster. Disabled by default.
*/
public static final String YARN_MINICLUSTER_CONTROL_RESOURCE_MONITORING =
YARN_MC_PREFIX + "control-resource-monitoring";
public static final boolean
DEFAULT_YARN_MINICLUSTER_CONTROL_RESOURCE_MONITORING = false;
/** The log directory for the containers */
public static final String YARN_APP_CONTAINER_LOG_DIR =
YARN_PREFIX + "app.container.log.dir";
public static final String YARN_APP_CONTAINER_LOG_SIZE =
YARN_PREFIX + "app.container.log.filesize";
public static final String YARN_APP_CONTAINER_LOG_BACKUPS =
YARN_PREFIX + "app.container.log.backups";
////////////////////////////////
// Timeline Service Configs
////////////////////////////////
public static final String TIMELINE_SERVICE_PREFIX =
YARN_PREFIX + "timeline-service.";
// mark app-history related configs @Private as application history is going
// to be integrated into the timeline service
@Private
public static final String APPLICATION_HISTORY_PREFIX =
TIMELINE_SERVICE_PREFIX + "generic-application-history.";
/**
* The setting that controls whether application history service is
* enabled or not.
*/
@Private
public static final String APPLICATION_HISTORY_ENABLED =
APPLICATION_HISTORY_PREFIX + "enabled";
@Private
public static final boolean DEFAULT_APPLICATION_HISTORY_ENABLED = false;
/** Application history store class */
@Private
public static final String APPLICATION_HISTORY_STORE =
APPLICATION_HISTORY_PREFIX + "store-class";
/** URI for FileSystemApplicationHistoryStore */
@Private
public static final String FS_APPLICATION_HISTORY_STORE_URI =
APPLICATION_HISTORY_PREFIX + "fs-history-store.uri";
/** T-file compression types used to compress history data.*/
@Private
public static final String FS_APPLICATION_HISTORY_STORE_COMPRESSION_TYPE =
APPLICATION_HISTORY_PREFIX + "fs-history-store.compression-type";
@Private
public static final String DEFAULT_FS_APPLICATION_HISTORY_STORE_COMPRESSION_TYPE =
"none";
/** The setting that controls whether timeline service is enabled or not. */
public static final String TIMELINE_SERVICE_ENABLED =
TIMELINE_SERVICE_PREFIX + "enabled";
public static final boolean DEFAULT_TIMELINE_SERVICE_ENABLED = true;
/** host:port address for timeline service RPC APIs. */
public static final String TIMELINE_SERVICE_ADDRESS =
TIMELINE_SERVICE_PREFIX + "address";
public static final int DEFAULT_TIMELINE_SERVICE_PORT = 10200;
public static final String DEFAULT_TIMELINE_SERVICE_ADDRESS = "0.0.0.0:"
+ DEFAULT_TIMELINE_SERVICE_PORT;
/** The number of threads to handle client RPC API requests. */
public static final String TIMELINE_SERVICE_HANDLER_THREAD_COUNT =
TIMELINE_SERVICE_PREFIX + "handler-thread-count";
public static final int DEFAULT_TIMELINE_SERVICE_CLIENT_THREAD_COUNT = 10;
/** The address of the timeline service web application.*/
public static final String TIMELINE_SERVICE_WEBAPP_ADDRESS =
TIMELINE_SERVICE_PREFIX + "webapp.address";
public static final int DEFAULT_TIMELINE_SERVICE_WEBAPP_PORT = 8188;
public static final String DEFAULT_TIMELINE_SERVICE_WEBAPP_ADDRESS =
"0.0.0.0:" + DEFAULT_TIMELINE_SERVICE_WEBAPP_PORT;
/** The https address of the timeline service web application.*/
public static final String TIMELINE_SERVICE_WEBAPP_HTTPS_ADDRESS =
TIMELINE_SERVICE_PREFIX + "webapp.https.address";
public static final int DEFAULT_TIMELINE_SERVICE_WEBAPP_HTTPS_PORT = 8190;
public static final String DEFAULT_TIMELINE_SERVICE_WEBAPP_HTTPS_ADDRESS =
"0.0.0.0:" + DEFAULT_TIMELINE_SERVICE_WEBAPP_HTTPS_PORT;
/**The kerberos principal to be used for spnego filter for timeline service.*/
public static final String TIMELINE_SERVICE_WEBAPP_SPNEGO_USER_NAME_KEY =
TIMELINE_SERVICE_PREFIX + "webapp.spnego-principal";
/**The kerberos keytab to be used for spnego filter for timeline service.*/
public static final String TIMELINE_SERVICE_WEBAPP_SPNEGO_KEYTAB_FILE_KEY =
TIMELINE_SERVICE_PREFIX + "webapp.spnego-keytab-file";
/** Timeline service store class */
public static final String TIMELINE_SERVICE_STORE =
TIMELINE_SERVICE_PREFIX + "store-class";
/** Timeline service enable data age off */
public static final String TIMELINE_SERVICE_TTL_ENABLE =
TIMELINE_SERVICE_PREFIX + "ttl-enable";
/** Timeline service length of time to retain data */
public static final String TIMELINE_SERVICE_TTL_MS =
TIMELINE_SERVICE_PREFIX + "ttl-ms";
public static final long DEFAULT_TIMELINE_SERVICE_TTL_MS =
1000 * 60 * 60 * 24 * 7;
public static final String TIMELINE_SERVICE_LEVELDB_PREFIX =
TIMELINE_SERVICE_PREFIX + "leveldb-timeline-store.";
/** Timeline service leveldb path */
public static final String TIMELINE_SERVICE_LEVELDB_PATH =
TIMELINE_SERVICE_LEVELDB_PREFIX + "path";
/** Timeline service leveldb read cache (uncompressed blocks) */
public static final String TIMELINE_SERVICE_LEVELDB_READ_CACHE_SIZE =
TIMELINE_SERVICE_LEVELDB_PREFIX + "read-cache-size";
public static final long DEFAULT_TIMELINE_SERVICE_LEVELDB_READ_CACHE_SIZE =
100 * 1024 * 1024;
/** Timeline service leveldb start time read cache (number of entities) */
public static final String
TIMELINE_SERVICE_LEVELDB_START_TIME_READ_CACHE_SIZE =
TIMELINE_SERVICE_LEVELDB_PREFIX + "start-time-read-cache-size";
public static final int
DEFAULT_TIMELINE_SERVICE_LEVELDB_START_TIME_READ_CACHE_SIZE = 10000;
/** Timeline service leveldb start time write cache (number of entities) */
public static final String
TIMELINE_SERVICE_LEVELDB_START_TIME_WRITE_CACHE_SIZE =
TIMELINE_SERVICE_LEVELDB_PREFIX + "start-time-write-cache-size";
public static final int
DEFAULT_TIMELINE_SERVICE_LEVELDB_START_TIME_WRITE_CACHE_SIZE = 10000;
/** Timeline service leveldb interval to wait between deletion rounds */
public static final String TIMELINE_SERVICE_LEVELDB_TTL_INTERVAL_MS =
TIMELINE_SERVICE_LEVELDB_PREFIX + "ttl-interval-ms";
public static final long DEFAULT_TIMELINE_SERVICE_LEVELDB_TTL_INTERVAL_MS =
1000 * 60 * 5;
////////////////////////////////
// Other Configs
////////////////////////////////
/**
* Use YARN_CLIENT_APPLICATION_CLIENT_PROTOCOL_POLL_INTERVAL_MS instead.
* The interval of the yarn client's querying application state after
* application submission. The unit is millisecond.
*/
@Deprecated
public static final String YARN_CLIENT_APP_SUBMISSION_POLL_INTERVAL_MS =
YARN_PREFIX + "client.app-submission.poll-interval";
/**
* The interval that the yarn client library uses to poll the completion
* status of the asynchronous API of application client protocol.
*/
public static final String YARN_CLIENT_APPLICATION_CLIENT_PROTOCOL_POLL_INTERVAL_MS =
YARN_PREFIX + "client.application-client-protocol.poll-interval-ms";
public static final long DEFAULT_YARN_CLIENT_APPLICATION_CLIENT_PROTOCOL_POLL_INTERVAL_MS =
200;
/**
* The duration that the yarn client library waits, cumulatively across polls,
* for an expected state change to occur. Defaults to -1, which indicates no
* limit.
*/
public static final String YARN_CLIENT_APPLICATION_CLIENT_PROTOCOL_POLL_TIMEOUT_MS =
YARN_PREFIX + "client.application-client-protocol.poll-timeout-ms";
public static final long DEFAULT_YARN_CLIENT_APPLICATION_CLIENT_PROTOCOL_POLL_TIMEOUT_MS =
-1;
/**
* Max number of threads in NMClientAsync to process container management
* events
*/
public static final String NM_CLIENT_ASYNC_THREAD_POOL_MAX_SIZE =
YARN_PREFIX + "client.nodemanager-client-async.thread-pool-max-size";
public static final int DEFAULT_NM_CLIENT_ASYNC_THREAD_POOL_MAX_SIZE = 500;
/**
* Maximum number of proxy connections for node manager. It should always be
* more than 1. NMClient and MRAppMaster will use this to cache connection
* with node manager. There will be at max one connection per node manager.
* Ex. configuring it to a value of 5 will make sure that client will at
* max have 5 connections cached with 5 different node managers. These
* connections will be timed out if idle for more than system wide idle
* timeout period. The token if used for authentication then it will be used
* only at connection creation time. If new token is received then earlier
* connection should be closed in order to use newer token.
* Note: {@link YarnConfiguration#NM_CLIENT_ASYNC_THREAD_POOL_MAX_SIZE}
* are related to each other.
*/
public static final String NM_CLIENT_MAX_NM_PROXIES =
YARN_PREFIX + "client.max-nodemanagers-proxies";
public static final int DEFAULT_NM_CLIENT_MAX_NM_PROXIES = 500;
public static final String YARN_HTTP_POLICY_KEY = YARN_PREFIX + "http.policy";
public static final String YARN_HTTP_POLICY_DEFAULT = HttpConfig.Policy.HTTP_ONLY
.name();
public YarnConfiguration() {
super();
}
public YarnConfiguration(Configuration conf) {
super(conf);
if (! (conf instanceof YarnConfiguration)) {
this.reloadConfiguration();
}
}
@Private
public static List<String> getServiceAddressConfKeys(Configuration conf) {
return useHttps(conf) ? RM_SERVICES_ADDRESS_CONF_KEYS_HTTPS
: RM_SERVICES_ADDRESS_CONF_KEYS_HTTP;
}
/**
* Get the socket address for <code>name</code> property as a
* <code>InetSocketAddress</code>. On a HA cluster,
* this fetches the address corresponding to the RM identified by
* {@link #RM_HA_ID}.
* @param name property name.
* @param defaultAddress the default value
* @param defaultPort the default port
* @return InetSocketAddress
*/
@Override
public InetSocketAddress getSocketAddr(
String name, String defaultAddress, int defaultPort) {
String address;
if (HAUtil.isHAEnabled(this) && getServiceAddressConfKeys(this).contains(name)) {
address = HAUtil.getConfValueForRMInstance(name, defaultAddress, this);
} else {
address = get(name, defaultAddress);
}
return NetUtils.createSocketAddr(address, defaultPort, name);
}
@Override
public InetSocketAddress updateConnectAddr(String name,
InetSocketAddress addr) {
String prefix = name;
if (HAUtil.isHAEnabled(this)) {
prefix = HAUtil.addSuffix(prefix, HAUtil.getRMHAId(this));
}
return super.updateConnectAddr(prefix, addr);
}
@Private
public static int getRMDefaultPortNumber(String addressPrefix,
Configuration conf) {
if (addressPrefix.equals(YarnConfiguration.RM_ADDRESS)) {
return YarnConfiguration.DEFAULT_RM_PORT;
} else if (addressPrefix.equals(YarnConfiguration.RM_SCHEDULER_ADDRESS)) {
return YarnConfiguration.DEFAULT_RM_SCHEDULER_PORT;
} else if (addressPrefix.equals(YarnConfiguration.RM_WEBAPP_ADDRESS)) {
return YarnConfiguration.DEFAULT_RM_WEBAPP_PORT;
} else if (addressPrefix.equals(YarnConfiguration.RM_WEBAPP_HTTPS_ADDRESS)) {
return YarnConfiguration.DEFAULT_RM_WEBAPP_HTTPS_PORT;
} else if (addressPrefix
.equals(YarnConfiguration.RM_RESOURCE_TRACKER_ADDRESS)) {
return YarnConfiguration.DEFAULT_RM_RESOURCE_TRACKER_PORT;
} else if (addressPrefix.equals(YarnConfiguration.RM_ADMIN_ADDRESS)) {
return YarnConfiguration.DEFAULT_RM_ADMIN_PORT;
} else {
throw new HadoopIllegalArgumentException(
"Invalid RM RPC address Prefix: " + addressPrefix
+ ". The valid value should be one of "
+ getServiceAddressConfKeys(conf));
}
}
public static boolean useHttps(Configuration conf) {
return HttpConfig.Policy.HTTPS_ONLY == HttpConfig.Policy.fromString(conf
.get(YARN_HTTP_POLICY_KEY,
YARN_HTTP_POLICY_DEFAULT));
}
@Private
public static String getClusterId(Configuration conf) {
String clusterId = conf.get(YarnConfiguration.RM_CLUSTER_ID);
if (clusterId == null) {
throw new HadoopIllegalArgumentException("Configuration doesn't specify" +
YarnConfiguration.RM_CLUSTER_ID);
}
return clusterId;
}
}