6941923: RFE: Handling large log files produced by long running Java Applications
Dmitry.Samersoff at oracle.com
Mon Sep 12 06:50:26 PDT 2011
Indeed. I'll care of the new CR and integration as soon as we make
decision to integrate this patch.
On 2011-09-12 17:37, Daniel D. Daugherty wrote:
> Just an administrative FYI. Bug ID 6941923 has already been
> used to push a fix to the HotSpot repo:
> so it cannot be used again in the HotSpot repo. If this work
> is going to move forward, then a new bug ID will be needed.
> On 9/11/11 7:18 PM, Yasumasa Suenaga wrote:
>> I'm using "logrotate" tool on RHEL for various log rotation.
>> Now, HotSpot has gclog rotation function for log size base.
>> However, I need to rotate gc log synchronizing with logrotate tool.
>> So, I've made a patch for executing gclog rotation from external tool.
>> * Changes in HotSpot (hotspot.patch):
>> * gclog rotation request is received via AttachListener.
>> * logrotation function ( rotatingFileStream::rotate_log() ) has
>> 1 parameter. It's determined that gclog rotation is forced or not.
>> * HotSpot allows "GCLogFileSize == 0" . Because we can rotate gclog
>> via external tool.
>> * Changes in JDK (jdk.patch):
>> * gclog rotation is invoked via "jinfo" command with "-rotategclog"
>> * With "-rotategclog -force" option, gclog is rotated mandatorily.
>> * "jinfo" is executed "rotategclog" command in AttachListener on
>> target JVM.
>> I've attached these patch in this email. Please check it.
>> I would like to contribute this patch, and I hope to apply this patch to
>> JDK 6 / 7 / 8.
>> Please cooperate.
>> Best regards,
Java Hotspot development team, SPB04
* There will come soft rains ...
More information about the hotspot-gc-dev