Beckham007 created YARN-3080:
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Summary: The DockerContainerExecutor could not write the right pid
to container pidFile
Key: YARN-3080
URL: https://issues.apache.org/jira/browse/YARN-3080
Project: Hadoop YARN
Issue Type: Bug
Components: nodemanager
Affects Versions: 2.6.0
Reporter: Beckham007
Priority: Critical
The docker_container_executor_session.sh is like this:
{quote}
#!/usr/bin/env bash
echo `/usr/bin/docker inspect --format {{.State.Pid}}
container_1421723685222_0008_01_000002` >
/data/nm_restart/hadoop-2.4.1/data/yarn/local/nmPrivate/application_1421723685222_0008/container_1421723685222_0008_01_000002/container_1421723685222_0008_01_000002.pid.tmp
/bin/mv -f
/data/nm_restart/hadoop-2.4.1/data/yarn/local/nmPrivate/application_1421723685222_0008/container_1421723685222_0008_01_000002/container_1421723685222_0008_01_000002.pid.tmp
/data/nm_restart/hadoop-2.4.1/data/yarn/local/nmPrivate/application_1421723685222_0008/container_1421723685222_0008_01_000002/container_1421723685222_0008_01_000002.pid
/usr/bin/docker run --rm --name container_1421723685222_0008_01_000002 -e
GAIA_HOST_IP=c162 -e GAIA_API_SERVER=10.6.207.226:8080 -e
GAIA_CLUSTER_ID=shpc-nm_restart -e GAIA_QUEUE=root.tdwadmin -e
GAIA_APP_NAME=test_nm_docker -e GAIA_INSTANCE_ID=1 -e
GAIA_CONTAINER_ID=container_1421723685222_0008_01_000002 --memory=32M
--cpu-shares=1024 -v
/data/nm_restart/hadoop-2.4.1/data/yarn/container-logs/application_1421723685222_0008/container_1421723685222_0008_01_000002:/data/nm_restart/hadoop-2.4.1/data/yarn/container-logs/application_1421723685222_0008/container_1421723685222_0008_01_000002
-v
/data/nm_restart/hadoop-2.4.1/data/yarn/local/usercache/tdwadmin/appcache/application_1421723685222_0008/container_1421723685222_0008_01_000002:/data/nm_restart/hadoop-2.4.1/data/yarn/local/usercache/tdwadmin/appcache/application_1421723685222_0008/container_1421723685222_0008_01_000002
-P -e A=B --privileged=true docker.oa.com:8080/library/centos7 bash
"/data/nm_restart/hadoop-2.4.1/data/yarn/local/usercache/tdwadmin/appcache/application_1421723685222_0008/container_1421723685222_0008_01_000002/launch_container.sh"
{quote}
The DockerContainerExecutor use docker inspect before docker run, so the docker
inspect couldn't get the right pid for the docker, signalContainer() and nm
restart would fail.
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