Bibin A Chundatt created YARN-3558:
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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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