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Re: network compression between agent and collector - Chukwa - [mail # user]
...I would do the DataOutputBuffer level -- in general, compressing bigger blocks is more efficient since the compression algorithm has more room to find duplicates. But trying to stripe across...
   Author: Ariel Rabkin, 2012-07-29, 03:29
Re: ShuffleInput is not under the "mapred" context since Hadoop 1.0 metrics2 - Chukwa - [mail # dev]
...Aha.  Do you have a proposed fix for the problem?   On Mon, Jul 16, 2012 at 10:16 PM, Huang, Jie  wrote: (for each reduce task) is not under the “mapred” context, according to...
   Author: Ariel Rabkin, 2012-07-17, 02:32
Re: the check point offset is bigger than the log file size - Chukwa - [mail # user]
...Rotation is a bit of a mess.  We've tried a couple strategies to handle it, none of which are perfect. One approach is to have a modified logger that explicitly invokes chukwa, starting...
   Author: Ariel Rabkin, 2012-05-16, 06:51
Re: How to check if agents are all up on all machines? - Chukwa - [mail # user]
...You can try to connect to the agent control port and try the list command -- if you get results, the agent is up. I don't have a script for this though. Every site seems to have a different ...
   Author: Ariel Rabkin, 2012-04-12, 02:39
Re: More about the removing of duplicate chunks - Chukwa - [mail # user]
...TimePartition is showing you when the data showed up.  I think SeqID + StreamName is the right thing to match on -- if the data is re-collected later, but it's the same data, yeah, you ...
   Author: Ariel Rabkin, 2012-03-28, 13:03
Re: Simple Archiver , Demux and PostProcessManager about the Raw Data sink file - Chukwa - [mail # user]
...On Thu, Mar 15, 2012 at 12:36 AM, IvyTang  wrote: ager lains es done ng+MapReduce , es . Manager?  No, these are separate pieces. Back in the day, I found that ChukwaArchiveManager...
   Author: Ariel Rabkin, 2012-03-16, 18:33
Re: my java process not terminating if agent is not started - Chukwa - [mail # user]
...Hrm.  Is this a bug?  Should the agent-controller thread be a daemon? I want to say "yes but with a shutdown hook". How does that sound?  Do you feel able to put the patch tog...
   Author: Ariel Rabkin, 2012-03-16, 05:05
Re: Chukwa 0.5.0: Minimum Hbase, Hadoop and Pig versions - Chukwa - [mail # user]
...My guess is that if it works in testing, it's safe to deploy.  The "minimum versions" are based on limited compatibility testing, not on known incompatibilities.   On Mon, Mar 12, ...
   Author: Ariel Rabkin, 2012-03-12, 19:15
Re: [VOTE] Chukwa 0.5.0 release candidate 2 - Chukwa - [mail # dev]
...OK. Then +1  On Mon, Jan 9, 2012 at 12:07 PM, Eric Yang  wrote:  check. / or. back.    Ari Rabkin [EMAIL PROTECTED] UC Berkeley Computer Science Department...
   Author: Ariel Rabkin, 2012-01-09, 20:15
Re: [VOTE] Branch for Chukwa 0.5.0 release - Chukwa - [mail # dev]
...I am unhappy with a build that requires HBase. Is there a way we can make this optional, both at compile and run time?   On Mon, Dec 5, 2011 at 7:31 PM, Eric Yang  wrote:   &n...
   Author: Ariel Rabkin, 2011-12-06, 20:27
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