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From "Bibin A Chundatt (JIRA)" <j...@apache.org>
Subject [jira] [Created] (YARN-3558) Additional containers getting reserved from RM in case of Fair scheduler
Date Wed, 29 Apr 2015 06:08:06 GMT
Bibin A Chundatt created YARN-3558:
--------------------------------------

             Summary: Additional containers getting reserved from RM in case of Fair scheduler
                 Key: YARN-3558
                 URL: https://issues.apache.org/jira/browse/YARN-3558
             Project: Hadoop YARN
          Issue Type: Bug
          Components: fairscheduler, resourcemanager
    Affects Versions: 2.7.0
         Environment: OS :Suse 11 Sp3
Setup : 2 RM 2 NM
Scheduler : Fair scheduler

            Reporter: Bibin A Chundatt


Submit PI job with 16 maps
Total container expected : 16 MAPS + 1 Reduce  + 1 AM
Total containers reserved by RM is 21

Below set of containers are not being used for execution

container_1430213948957_0001_01_000020
container_1430213948957_0001_01_000019


RM Containers reservation and states
{code}
 Processing container_1430213948957_0001_01_000001 of type START
 Processing container_1430213948957_0001_01_000001 of type ACQUIRED
 Processing container_1430213948957_0001_01_000001 of type LAUNCHED
 Processing container_1430213948957_0001_01_000002 of type START
 Processing container_1430213948957_0001_01_000003 of type START
 Processing container_1430213948957_0001_01_000002 of type ACQUIRED
 Processing container_1430213948957_0001_01_000003 of type ACQUIRED
 Processing container_1430213948957_0001_01_000004 of type START
 Processing container_1430213948957_0001_01_000005 of type START
 Processing container_1430213948957_0001_01_000004 of type ACQUIRED
 Processing container_1430213948957_0001_01_000005 of type ACQUIRED
 Processing container_1430213948957_0001_01_000002 of type LAUNCHED
 Processing container_1430213948957_0001_01_000004 of type LAUNCHED
 Processing container_1430213948957_0001_01_000006 of type RESERVED
 Processing container_1430213948957_0001_01_000003 of type LAUNCHED
 Processing container_1430213948957_0001_01_000005 of type LAUNCHED
 Processing container_1430213948957_0001_01_000007 of type START
 Processing container_1430213948957_0001_01_000007 of type ACQUIRED
 Processing container_1430213948957_0001_01_000007 of type LAUNCHED
 Processing container_1430213948957_0001_01_000008 of type RESERVED
 Processing container_1430213948957_0001_01_000002 of type FINISHED
 Processing container_1430213948957_0001_01_000006 of type START
 Processing container_1430213948957_0001_01_000006 of type ACQUIRED
 Processing container_1430213948957_0001_01_000006 of type LAUNCHED
 Processing container_1430213948957_0001_01_000004 of type FINISHED
 Processing container_1430213948957_0001_01_000009 of type START
 Processing container_1430213948957_0001_01_000009 of type ACQUIRED
 Processing container_1430213948957_0001_01_000009 of type LAUNCHED
 Processing container_1430213948957_0001_01_000010 of type RESERVED
 Processing container_1430213948957_0001_01_000003 of type FINISHED
 Processing container_1430213948957_0001_01_000008 of type START
 Processing container_1430213948957_0001_01_000008 of type ACQUIRED
 Processing container_1430213948957_0001_01_000008 of type LAUNCHED
 Processing container_1430213948957_0001_01_000005 of type FINISHED
 Processing container_1430213948957_0001_01_000011 of type START
 Processing container_1430213948957_0001_01_000011 of type ACQUIRED
 Processing container_1430213948957_0001_01_000011 of type LAUNCHED
 Processing container_1430213948957_0001_01_000007 of type FINISHED
 Processing container_1430213948957_0001_01_000012 of type START
 Processing container_1430213948957_0001_01_000012 of type ACQUIRED
 Processing container_1430213948957_0001_01_000012 of type LAUNCHED
 Processing container_1430213948957_0001_01_000013 of type RESERVED
 Processing container_1430213948957_0001_01_000006 of type FINISHED
 Processing container_1430213948957_0001_01_000010 of type START
 Processing container_1430213948957_0001_01_000010 of type ACQUIRED
 Processing container_1430213948957_0001_01_000010 of type LAUNCHED
 Processing container_1430213948957_0001_01_000009 of type FINISHED
 Processing container_1430213948957_0001_01_000014 of type START
 Processing container_1430213948957_0001_01_000014 of type ACQUIRED
 Processing container_1430213948957_0001_01_000014 of type LAUNCHED
 Processing container_1430213948957_0001_01_000015 of type RESERVED
 Processing container_1430213948957_0001_01_000008 of type FINISHED
 Processing container_1430213948957_0001_01_000013 of type START
 Processing container_1430213948957_0001_01_000016 of type RESERVED
 Processing container_1430213948957_0001_01_000013 of type ACQUIRED
 Processing container_1430213948957_0001_01_000013 of type LAUNCHED
 Processing container_1430213948957_0001_01_000011 of type FINISHED
 Processing container_1430213948957_0001_01_000016 of type START
 Processing container_1430213948957_0001_01_000010 of type FINISHED
 Processing container_1430213948957_0001_01_000015 of type START
 Processing container_1430213948957_0001_01_000016 of type ACQUIRED
 Processing container_1430213948957_0001_01_000015 of type ACQUIRED
 Processing container_1430213948957_0001_01_000016 of type LAUNCHED
 Processing container_1430213948957_0001_01_000012 of type FINISHED
 Processing container_1430213948957_0001_01_000017 of type START
 Processing container_1430213948957_0001_01_000015 of type LAUNCHED
 Processing container_1430213948957_0001_01_000014 of type FINISHED
 Processing container_1430213948957_0001_01_000018 of type START
 Processing container_1430213948957_0001_01_000017 of type ACQUIRED
 Processing container_1430213948957_0001_01_000018 of type ACQUIRED
 Processing container_1430213948957_0001_01_000017 of type LAUNCHED
 Processing container_1430213948957_0001_01_000019 of type RESERVED
 Processing container_1430213948957_0001_01_000020 of type RESERVED
 Processing container_1430213948957_0001_01_000018 of type RELEASED
 Processing container_1430213948957_0001_01_000015 of type FINISHED
 Processing container_1430213948957_0001_01_000013 of type FINISHED
 Processing container_1430213948957_0001_01_000016 of type FINISHED
 Processing container_1430213948957_0001_01_000017 of type FINISHED
 Processing container_1430213948957_0001_01_000021 of type START
 Processing container_1430213948957_0001_01_000021 of type ACQUIRED
 Processing container_1430213948957_0001_01_000021 of type LAUNCHED
 Processing container_1430213948957_0001_01_000021 of type FINISHED
 Processing container_1430213948957_0001_01_000001 of type FINISHED
{code}

AM assignment to Nodes

{code}
---------- Find in open document(s) ----------
Assigning container container_1430213948957_0001_01_000002 with priority 20 to NM <NODE1>:64318
Assigning container container_1430213948957_0001_01_000003 with priority 20 to NM <NODE2>:64318
Assigning container container_1430213948957_0001_01_000004 with priority 20 to NM <NODE1>:64318
Assigning container container_1430213948957_0001_01_000005 with priority 20 to NM <NODE2>:64318
Assigning container container_1430213948957_0001_01_000007 with priority 20 to NM <NODE2>:64318
Assigning container container_1430213948957_0001_01_000006 with priority 20 to NM <NODE1>:64318
Assigning container container_1430213948957_0001_01_000009 with priority 20 to NM <NODE1>:64318
Assigning container container_1430213948957_0001_01_000008 with priority 20 to NM <NODE2>:64318
Assigning container container_1430213948957_0001_01_000011 with priority 20 to NM <NODE2>:64318
Assigning container container_1430213948957_0001_01_000012 with priority 20 to NM <NODE2>:64318
Assigning container container_1430213948957_0001_01_000010 with priority 20 to NM <NODE1>:64318
Assigning container container_1430213948957_0001_01_000014 with priority 20 to NM <NODE1>:64318
Assigning container container_1430213948957_0001_01_000013 with priority 20 to NM <NODE2>:64318
Assigning container container_1430213948957_0001_01_000016 with priority 20 to NM <NODE2>:64318
Assigning container container_1430213948957_0001_01_000015 with priority 20 to NM <NODE1>:64318
Assigning container container_1430213948957_0001_01_000017 with priority 20 to NM <NODE2>:64318
Assigning container container_1430213948957_0001_01_000018 with priority 20 to NM <NODE2>:64318
Assigning container container_1430213948957_0001_01_000021 with priority 10 to NM <NODE2>:64318
18 occurrences have been found.
Output completed (0 sec consumed)
{code}





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