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From "stack (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HBASE-1055) Better vm stats on startup
Date Thu, 11 Dec 2008 19:50:44 GMT

     [ https://issues.apache.org/jira/browse/HBASE-1055?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

stack updated HBASE-1055:
-------------------------

    Fix Version/s:     (was: 0.19.0)
                   0.20.0

Moving out till someone says they want it or its +1'd by someone else.  Here is new format
now with v2:

{code}
Thu Dec 11 11:45:20 PST 2008 Starting master on durruti.local
java version "1.6.0_03-p3"
Java(TM) SE Runtime Environment (build 1.6.0_03-p3-landonf_19_aug_2008_15_52-b00)
Java HotSpot(TM) 64-Bit Server VM (build 1.6.0_03-p3-landonf_19_aug_2008_15_52-b00, mixed
mode)
ulimit -n 256
2008-12-11 11:45:20,833 INFO org.apache.hadoop.hbase.master.HMaster: vmInputArguments=[-Xmx1000m,
-XX:+HeapDumpOnOutOfMemoryError, -Dhbase.log.dir=/Users/stack/Documents/checkouts/hbase/trunk/bin/../logs,
-Dhbase.log.file=hbase-stack-ma
ster-durruti.local.log, -Dhbase.home.dir=/Users/stack/Documents/checkouts/hbase/trunk/bin/..,
-Dhbase.id.str=stack, -Dhbase.root.logger=INFO,DRFA, -Djava.library.path=/Users/stack/Documents/checkouts/hbase/trunk/bin/../lib/native/Darwin
-amd64-64]
2008-12-11 11:45:21,061 INFO org.apache.hadoop.hbase.master.HMaster: Root region dir: file:/tmp/hbase-stack/hbase/-ROOT-/70236052
...
{code}

> Better vm stats on startup
> --------------------------
>
>                 Key: HBASE-1055
>                 URL: https://issues.apache.org/jira/browse/HBASE-1055
>             Project: Hadoop HBase
>          Issue Type: Improvement
>            Reporter: stack
>            Assignee: stack
>             Fix For: 0.20.0
>
>         Attachments: 1055-v2.patch, 1055.patch
>
>
> Use to do this in the logs:
> {code}
> java version "1.6.0_10-beta"
> Java(TM) SE Runtime Environment (build 1.6.0_10-beta-b25)
> Java HotSpot(TM) Server VM (build 11.0-b12, mixed mode)
> ulimit -n 16384
> {code}
> Change it to... 
> {code}
> ulimit -n 256
> 2008-12-11 10:36:19,209 INFO org.apache.hadoop.hbase.master.HMaster: vmName=Java HotSpot(TM)
64-Bit Server VM, vmVendor=Sun Microsystems Inc., vmVersion=1.6.0_03-p3-landonf_19_aug_2008_15_52-b00
> 2008-12-11 10:36:19,209 INFO org.apache.hadoop.hbase.master.HMaster: vmInputArguments=[-Xmx1000m,
-XX:+HeapDumpOnOutOfMemoryError, -Dhbase.log.dir=/Users/stack/Documents/checkouts/hbase/trunk/bin/../logs,
-Dhbase.log.file=hbase-stack-master-durruti.desk.hq.powerset.com.log, -Dhbase.home.dir=/Users/stack/Documents/checkouts/hbase/trunk/bin/..,
-Dhbase.id.str=stack, -Dhbase.root.logger=INFO,DRFA, -Djava.library.path=/Users/stack/Documents/checkouts/hbase/trunk/bin/../lib/native/Darwin-amd64-64]
> {code}
> Adds args and more stats on vm (whether 32bit or 64bit, heap size, etc).

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