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Re: chukwa collector - Chukwa - [mail # user]
...Chukwa collector was attempting to rename a HDFS file handle which did  not exist on namenode. There are two possibilities for this exception to happen.  1. someone has deleted /ch...
   Author: Eric Yang, 2011-10-25, 15:58
Re: hicc, no data available - Chukwa - [mail # user]
...Hi,  It looks like there is existing data in /chukwa/hicc that is not  compatible with Chukwa 0.4.  Here is the procedure to get around this  problem:  # Stop hicc $...
   Author: Eric Yang, 2011-10-25, 15:39
Re: chukwa and mysql - Chukwa - [mail # user]
...Hi,  Do you have dbAdmin.sh running in the background?  From the stack  trace, it looks like the ddatabase schema has not been created.  It is  probably cause by not...
   Author: Eric Yang, 2011-10-24, 04:31
Re: Chukwa with Oracle - Chukwa - [mail # user]
...Sorry, I don't think it works.  regards, Eric  On Oct 13, 2011, at 5:56 AM, fabs177 wrote:  configure http://apache-chukwa.679492.n3.nabble.com/Chukwa-with-Oracle-tp3418502p34...
   Author: Eric Yang, 2011-10-13, 15:53
Re: mySQL or HBase - Chukwa - [mail # user]
...Hi,  Chukwa 0.4 uses MySQL.  Chukwa 0.5 (trunk) uses HBase.  There has been a  lot of investment to get Hadoop 0.20.205 to work with HBase 0.90.4  without data loss ...
   Author: Eric Yang, 2011-10-07, 02:04
Re: How to build chukwa code - Chukwa - [mail # user]
...The software are the supported versions.  However, you might want to  rename Log4jMetricsSink.java to another file and checkout the file from  svn again.  It looks like e...
   Author: Eric Yang, 2011-09-30, 18:49
Re: Question about chukwa stop - Chukwa - [mail # user]
...It probably should use kill `cat ${CHUKWA_PID}/$PID.pid` instead of -1.   Chukwa trunk has this updated to use -TERM.  I recommend to use trunk  instead of Chukwa 0.4.  H...
   Author: Eric Yang, 2011-09-15, 15:54
[CHUKWA-599] Support Metrics 2 in Hadoop 0.20.203+ - Chukwa - [issue]
...The current Log4JMetricsContext supports Hadoop Metrics V1.  It would be nice to support Metrics V2....
http://issues.apache.org/jira/browse/CHUKWA-599    Author: Eric Yang, 2011-09-04, 02:37
[CHUKWA-596] Chukwa HBase storage should scan for column from most recent time instead of starting time - Chukwa - [issue]
...HICC UI access REST API with a time range.  i.e. Last 24 hours.  Current ChukwaHBaseStore API is scanning for column names from start time to end time.  With full scan disable...
http://issues.apache.org/jira/browse/CHUKWA-596    Author: Eric Yang, 2011-09-04, 02:34
Re: chukwa agent stopped collecting log - Chukwa - [mail # user]
...Hi Ivy,  1. configure CHUKWA_PID_DIR to some where outside of /tmp directory to  ensure the pid file doesn't get removed by the OS.   2. Chukwa has a predefined limit for &nbs...
   Author: Eric Yang, 2011-08-26, 16:33
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