[YARN-1678] Fair scheduler gabs incessantly about reservations

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.5.0
• Component/s: scheduler
• Hadoop Flags: Reviewed
• Assignee: Sandy Ryza
• Reporter: Sandy Ryza
• Created: 30/Jan/14 22:06
• Updated: 15/Aug/14 05:44
• Resolved: 24/Feb/14 22:36

Description

Come on FS. We really don't need to know every time a node with a reservation on it heartbeats.

2014-01-29 03:48:16,043 INFO org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler: Trying to fulfill reservation for application appattempt_1390547864213_0347_000001 on node: host: a2330.halxg.cloudera.com:8041 #containers=8 available=<memory:0, vCores:8> used=<memory:8192, vCores:8>
2014-01-29 03:48:16,043 INFO org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.AppSchedulable: Making reservation: node=a2330.halxg.cloudera.com app_id=application_1390547864213_0347
2014-01-29 03:48:16,043 INFO org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerApplicationAttempt: Application application_1390547864213_0347 reserved container container_1390547864213_0347_01_000003 on node host: a2330.halxg.cloudera.com:8041 #containers=8 available=<memory:0, vCores:8> used=<memory:8192, vCores:8>, currently has 6 at priority 0; currentReservation 6144
2014-01-29 03:48:16,044 INFO org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FSSchedulerNode: Updated reserved container container_1390547864213_0347_01_000003 on node host: a2330.halxg.cloudera.com:8041 #containers=8 available=<memory:0, vCores:8> used=<memory:8192, vCores:8> for application org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FSSchedulerApp@1cb01d20