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From "Thomas Jungblut (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HAMA-467) Integrate IO system into YARN
Date Tue, 06 Dec 2011 15:21:39 GMT

    [ https://issues.apache.org/jira/browse/HAMA-467?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13163639#comment-13163639
] 

Thomas Jungblut commented on HAMA-467:
--------------------------------------

Oh it does run.

{noformat}
./*:file:/home/thomasjungblut/workspace/hama-trunk/application_1323184094097_0001/app.jar:"
org.apache.hama.bsp.BSPRu
nner, appattempt_1323184094097_0001_000001, 1, file:/home/thomasjungblut/workspace/hama-trunk/application_13231840940
97_0001/job.xml,  1><LOG_DIR>/stdout,  2><LOG_DIR>/stderr]
11/12/06 16:13:24 INFO bsp.BSPTaskLauncher: Starting command: [${JAVA_HOME}/bin/java -cp "$CLASSPATH:./*:./package/*:
./*:file:/home/thomasjungblut/workspace/hama-trunk/application_1323184094097_0001/app.jar:"
org.apache.hama.bsp.BSPRu
nner, appattempt_1323184094097_0001_000001, 0, file:/home/thomasjungblut/workspace/hama-trunk/application_13231840940
97_0001/job.xml,  1><LOG_DIR>/stdout,  2><LOG_DIR>/stderr]
11/12/06 16:18:41 INFO server.NIOServerCnxn: Accepted socket connection from /127.0.0.1:40611
11/12/06 16:18:41 INFO server.NIOServerCnxn: Client attempting to establish new session at
/127.0.0.1:40611
11/12/06 16:18:41 INFO persistence.FileTxnLog: Creating new log file: log.f
11/12/06 16:18:41 INFO server.NIOServerCnxn: Accepted socket connection from /127.0.0.1:40612
11/12/06 16:18:41 INFO server.NIOServerCnxn: Client attempting to establish new session at
/127.0.0.1:40612
11/12/06 16:18:41 INFO server.NIOServerCnxn: Established session 0x13413efae560000 with negotiated
timeout 1200000 fo
r client /127.0.0.1:40611
11/12/06 16:18:41 INFO server.NIOServerCnxn: Established session 0x13413efae560001 with negotiated
timeout 1200000 fo
r client /127.0.0.1:40612
11/12/06 16:18:41 INFO server.PrepRequestProcessor: Got user-level KeeperException when processing
sessionid:0x13413e
fae560000 type:create cxid:0x2 zxid:0xfffffffffffffffe txntype:unknown reqpath:n/a Error Path:/job_appattempt_1323184
094097_0001_000001_0000 Error:KeeperErrorCode = NodeExists for /job_appattempt_1323184094097_0001_000001_0000
11/12/06 16:18:41 INFO server.PrepRequestProcessor: Got user-level KeeperException when processing
sessionid:0x13413e
fae560000 type:create cxid:0xb zxid:0xfffffffffffffffe txntype:unknown reqpath:n/a Error Path:/bsp/job_appattempt_132
3184094097_0001_000001_0000/-1/ready Error:KeeperErrorCode = NodeExists for /bsp/job_appattempt_1323184094097_0001_00
0001_0000/-1/ready
11/12/06 16:18:42 INFO server.PrepRequestProcessor: Got user-level KeeperException when processing
sessionid:0x13413e
fae560001 type:create cxid:0x18 zxid:0xfffffffffffffffe txntype:unknown reqpath:n/a Error
Path:/bsp/job_appattempt_13
23184094097_0001_000001_0000/0 Error:KeeperErrorCode = NodeExists for /bsp/job_appattempt_1323184094097_0001_000001_0
000/0
11/12/06 16:18:42 INFO bsp.BSPApplicationMaster: Now in superstep 1
11/12/06 16:18:44 INFO bsp.BSPApplicationMaster: Now in superstep 2
11/12/06 16:18:44 INFO server.PrepRequestProcessor: Processed session termination for sessionid:
0x13413efae560001
11/12/06 16:18:44 INFO server.PrepRequestProcessor: Processed session termination for sessionid:
0x13413efae560000
11/12/06 16:18:44 WARN server.NIOServerCnxn: EndOfStreamException: Unable to read additional
data from client session
id 0x13413efae560001, likely client has closed socket
11/12/06 16:18:44 INFO server.NIOServerCnxn: Closed socket connection for client /127.0.0.1:40612
which had sessionid
 0x13413efae560001
11/12/06 16:18:44 INFO server.NIOServerCnxn: Closed socket connection for client /127.0.0.1:40611
which had sessionid
 0x13413efae560000
11/12/06 16:18:44 INFO bsp.JobImpl: Task "0" sucessfully finished!
{noformat}

I don't want to be offensive, but YARN seems buggy to me.
                
> Integrate IO system into YARN
> -----------------------------
>
>                 Key: HAMA-467
>                 URL: https://issues.apache.org/jira/browse/HAMA-467
>             Project: Hama
>          Issue Type: Sub-task
>            Reporter: Thomas Jungblut
>         Attachments: HAMA-467.patch, HAMA-467_1.patch, HAMA-467_2.patch, HAMA-467_3.patch
>
>
> HAMA-258 adds fancy features to main Hama. 
> This should be running as well.
> TODO
> -> YARNBSPJob must be refactored, as well as the task that really launches the BSP.
Mostly code deduplication must be done here.

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