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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (AMBARI-13336) Flume agent specific metrics not showing up as graphs
Date Wed, 07 Oct 2015 18:43:27 GMT

    [ https://issues.apache.org/jira/browse/AMBARI-13336?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14947353#comment-14947353
] 

Hadoop QA commented on AMBARI-13336:
------------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12765370/AMBARI-13336_2.patch
  against trunk revision .

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:red}-1 tests included{color}.  The patch doesn't appear to include any new or modified
tests.
                        Please justify why no new tests are needed for this patch.
                        Also please list what manual steps were performed to verify this patch.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of
javac compiler warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number
of release audit warnings.

    {color:green}+1 core tests{color}.  The patch passed unit tests in ambari-metrics/ambari-metrics-timelineservice
ambari-server.

Test results: https://builds.apache.org/job/Ambari-trunk-test-patch/3919//testReport/
Console output: https://builds.apache.org/job/Ambari-trunk-test-patch/3919//console

This message is automatically generated.

> Flume agent specific metrics not showing up as graphs
> -----------------------------------------------------
>
>                 Key: AMBARI-13336
>                 URL: https://issues.apache.org/jira/browse/AMBARI-13336
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-metrics, ambari-server
>    Affects Versions: 2.1.2
>            Reporter: Dmytro Sen
>            Assignee: Dmytro Sen
>            Priority: Critical
>             Fix For: 2.1.3
>
>         Attachments: AMBARI-13336.patch, AMBARI-13336_2.patch
>
>
> After creating a Flume agent with below configuration, I selected the host in the agents
table of Flume service summary page. I was expecting graphs of metrics to show up for that
host, but I dont see any graphs.
> {noformat}
> # Name the components on this agent
> a1.sources = r1
> a1.sinks = k1
> a1.channels = c1
> #
> # # Describe/configure the source
> a1.sources.r1.type = netcat
> a1.sources.r1.bind = localhost
> a1.sources.r1.port = 44444
> #
> # # Describe the sink
> #a1.sinks.k1.type = logger
> a1.sinks.k1.type = hdfs
> a1.sinks.k1.hdfs.path = /tmp/events_a1_%y-%m-%d/%H%M/%S
> a1.sinks.k1.hdfs.filePrefix = events-
> a1.sinks.k1.hdfs.round = true
> a1.sinks.k1.hdfs.roundValue = 1
> a1.sinks.k1.hdfs.roundUnit = minute
> a1.sinks.k1.hdfs.useLocalTimeStamp = true
> #
> # # Use a channel which buffers events in memory
> a1.channels.c1.type = memory
> a1.channels.c1.capacity = 1000
> a1.channels.c1.transactionCapacity = 100
> #
> # # Bind the source and sink to the channel
> a1.sources.r1.channels = c1
> a1.sinks.k1.channel = c1
> {noformat}
> The reason graphs are not getting created is the below GET call which should return (from
Ambari-1.7.0)
> {code}
> {
>   "href" : "http://gs170-1:8080/api/v1/clusters/c1/hosts/gs170-3/host_components/FLUME_HANDLER?fields=metrics/flume/flume/CHANNEL/*&_=1443160542629",
>   "HostRoles" : {
>     "cluster_name" : "c1",
>     "component_name" : "FLUME_HANDLER",
>     "host_name" : "gs170-3"
>   },
>   "host" : {
>     "href" : "http://gs170-1:8080/api/v1/clusters/c1/hosts/gs170-3"
>   },
>   "metrics" : {
>     "flume" : {
>       "flume" : {
>         "CHANNEL" : {
>           "c1" : {
>             "ChannelCapacity" : 1000.0,
>             "ChannelFillPercentage" : 0.0,
>             "ChannelSize" : 0.0,
>             "EventPutAttemptCount" : 0.0,
>             "EventPutSuccessCount" : 0.0,
>             "EventTakeAttemptCount" : 99.0,
>             "EventTakeSuccessCount" : 0.0,
>             "StartTime" : 1.4431597139E12,
>             "StopTime" : 0.0
>           }
>         }
>       }
>     }
>   }
> }
> {code}
> but instead returns without the channel name:
> {code}
> {
>   "href" : "http://c6401:8080/api/v1/clusters/c1/hosts/c6402.ambari.apache.org/host_components/FLUME_HANDLER?fields=metrics/flume/flume/CHANNEL/*&_=1443161204742",
>   "HostRoles" : {
>     "cluster_name" : "c1",
>     "component_name" : "FLUME_HANDLER",
>     "host_name" : "c6402.ambari.apache.org"
>   },
>   "host" : {
>     "href" : "http://c6401:8080/api/v1/clusters/c1/hosts/c6402.ambari.apache.org"
>   },
>   "metrics" : {
>     "flume" : {
>       "flume" : {
>         "CHANNEL" : {
>           "ChannelCapacity" : 1000.0,
>           "ChannelFillPercentage" : 0.0,
>           "ChannelSize" : 0.0,
>           "EventPutAttemptCount" : 0.0,
>           "EventPutSuccessCount" : 0.0,
>           "EventTakeAttemptCount" : 8.0,
>           "EventTakeSuccessCount" : 0.0,
>           "StartTime" : 1.443127087019E12,
>           "StopTime" : 0.0
>         }
>       }
>     }
>   }
> }
> {code}
> Due to this reason no metric graphs are created and the sections are empty.



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