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Posted to dev@chukwa.apache.org by "Eric Yang (JIRA)" <ji...@apache.org> on 2009/08/18 20:20:14 UTC
[jira] Reopened: (CHUKWA-373) backpressure could work better
[ https://issues.apache.org/jira/browse/CHUKWA-373?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Eric Yang reopened CHUKWA-373:
------------------------------
Test fails:
[junit] Running org.apache.hadoop.chukwa.datacollection.collector.TestBackpressure
[junit] Tests run: 1, Failures: 1, Errors: 0, Time elapsed: 21.722 sec
The test result is inconsistent, it fails sometimes.
Test Log output:
Testsuite: org.apache.hadoop.chukwa.datacollection.collector.TestBackpressure
Tests run: 1, Failures: 1, Errors: 0, Time elapsed: 21.83 sec
------------- Standard Output ---------------
data rate was 193 kb /second
------------- ---------------- ---------------
------------- Standard Error -----------------
Error in RetryListOfCollectors() opening file: collectors, double check that you have set the CHUKWA_CONF_DIR environment variable. Also, ensure file exists and is in classpath
2009-08-18 11:17:25.907::INFO: Logging to STDERR via org.mortbay.log.StdErrLog
2009-08-18 11:17:25.012::INFO: jetty-6.1.11
2009-08-18 11:17:25.054::INFO: Started SocketConnector@0.0.0.0:9991
------------- ---------------- ---------------
Testcase: testBackpressure(org.apache.hadoop.chukwa.datacollection.collector.TestBackpressure): FAILED
null
junit.framework.AssertionFailedError
at org.apache.hadoop.chukwa.datacollection.collector.TestBackpressure.testBackpressure(TestBackpressure.java:50)
> backpressure could work better
> ------------------------------
>
> Key: CHUKWA-373
> URL: https://issues.apache.org/jira/browse/CHUKWA-373
> Project: Hadoop Chukwa
> Issue Type: Bug
> Components: data collection
> Reporter: Ari Rabkin
> Assignee: Ari Rabkin
> Attachments: CHUKWA-373.patch
>
>
> To some extent, we rely on backpressure from collectors to throttle agent sends. This should be cleaned up and tested.
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