Jesse Chang 2012-10-03, 08:24
Jesse Chang 2012-10-03, 21:05
I'm getting the following error message from postprocess.log after I
switched to Chukwa 0.4.0.
2012-10-07 14:17:41,166 ERROR main FSMDataLoader -
does not exist.
I got the same kind of error messages when I used Chukwa 0.5.0. What am I
On Wed, Oct 3, 2012 at 2:05 PM, Jesse Chang <[EMAIL PROTECTED]> wrote:
> OK. I added org.apache.hadoop.chukwa.datacollection.writer.SeqFileWriter
> to chukwaCollector.pipeline, and I am getting some data such as
> But it cannot process data further because of the following errors.
> 2012-10-03 13:10:45,023 ERROR pool-1-thread-1 MetricDataLoader -
> Initialization failed for: MyCluster. Please check jdbc configuration.
> I guess I need MySQL and follow the guide for the version 0.4.
> On Wed, Oct 3, 2012 at 1:24 AM, Jesse Chang <[EMAIL PROTECTED]>wrote:
>> I am using Chukwa version 0.5.0 and the CDH4 package - "Version: 4.0.4
>> (#79 built by jenkins on 20120821-1039 git:
>> 119fe7452f0c356dcde763a1d22eda9363d24ad4)". I re-built Chukwa 0.5.0 with
>> cdh4 jar files - hbase-0.92.1-cdh4.0.0.jar,
>> hadoop-common-2.0.0-cdh4.0.1.jar, hadoop-core-2.0.0-mr1-cdh4.0.1.jar, and
>> I could see some data such as shuffle_output_bytes was collected at
>> http://myhost:4080/hicc/jsp/graph_explorer.jsp. I ran the aggregation
>> script - share/chukwa/script/pig/ClusterSummary.pig - successfully to see
>> Cluster Status graphs and MapReduce graphs at http://myhost:4080/hicc/#.
>> There are no HDFS metrics graphs at the HDFS tab though.
>> First of all, is the Swimlanes visualization available at Chukwa 0.5.0?
>> If not, what is the current status?
>> How can I check if Demux is happening? I can see
>> org.apache.hadoop.chukwa.extraction.demux.DemuxManager is running, but I
>> don't see anything is really happening. What would be the cause? How can I
>> debug it? Is Demux still necessary to see a swimlanes visualization of
>> Mapreduce stages?
>> Basically I followed the guide at
>> http://incubator.apache.org/chukwa/docs/r0.5.0/admin.html. I just found
>> that Chukwa Demux was removed from the picture when I compared it to the
>> 0.4.0 guide at http://incubator.apache.org/chukwa/docs/r0.4.0/admin.html.
>> Still does Chukwa 0.5.0 support Demux?
>> What would be the best way to see swimlanes of mapreduce stages?
Eric Yang 2012-10-10, 03:56
Eric Yang 2012-10-03, 15:01