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Karthik Kambatla updated YARN-2159: ----------------------------------- Summary: Better logging in SchedulerNode#allocateContainer (was: allocateContainer() in SchedulerNode needs a clearer LOG.info message) > Better logging in SchedulerNode#allocateContainer > ------------------------------------------------- > > Key: YARN-2159 > URL: https://issues.apache.org/jira/browse/YARN-2159 > Project: Hadoop YARN > Issue Type: Improvement > Components: resourcemanager > Reporter: Ray Chiang > Assignee: Ray Chiang > Priority: Trivial > Labels: newbie, supportability > Attachments: YARN2159-01.patch > > > This bit of code: > {quote} > LOG.info("Assigned container " + container.getId() + " of capacity " > + container.getResource() + " on host " + rmNode.getNodeAddress() > + ", which currently has " + numContainers + " containers, " > + getUsedResource() + " used and " + getAvailableResource() > + " available"); > {quote} > results in a line like: > {quote} > 2014-05-30 16:17:43,573 INFO > org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FSSchedulerNode: > Assigned container container_1400666605555_0009_01_001111 of capacity > <memory:1536, vCores:1> on host machine.host.domain.com:8041, which currently > has 18 containers, <memory:27648, vCores:18> used and <memory:3072, vCores:0> > available > {quote} > That message is fine in most cases, but looks pretty bad after the last > available allocation, since it says something like "vCores:0 available". > Here is one suggested phrasing > - "which has 18 containers, <memory:27648, vCores:18> used and > <memory:3072, vCores:0> available after allocation" -- This message was sent by Atlassian JIRA (v6.2#6252)