OplogCompactor race issue?

2016-10-04 Thread Kapil Goyal
Hi All, We have been testing a single cache node with a lot of data recently and frequently run into this error: [info 2016/09/29 06:16:06.823 UTC tid=0x19] OplogCompactor for nsxDiskStore compaction oplog id(s): oplog#6 [info 2016/09/29 06:16:08.232 UTC tid=0x19] compaction did 6,310 creates

RE: OplogCompactor race issue?

2016-10-06 Thread Kapil Goyal
haven't seen this particular issue before. Do you have any stack traces of the exception from the OplogCompactor? What sort of operations are you doing? puts? -Dan On Tue, Oct 4, 2016 at 1:16 AM, Kapil Goyal wrote: > Hi All, > > We have been testing a single cache node with a lot o

Re: OplogCompactor race issue?

2016-10-07 Thread Kapil Goyal
} if (doSync) { if (SYNC_WRITES) { // Synch Meta Data as well as content olf.channel.force(true); } } } I will file a ticket on this. Let me know if this fix works for you. Also be aware that setting "gemfire.syncWrites" to "true&quo

GemFire persisted data corruption - how to debug?

2016-10-13 Thread Kapil Goyal
Hi Folks, I am doing some crash testing with a single cache node of GemFire, where I power off the VM where cache is running and then bring it back up. Upon restart, GemFire refuses to come up with this error: Caused by: java.lang.NullPointerException at com.gemstone.gemfire.internal.u

Re: GemFire persisted data corruption - how to debug?

2016-10-14 Thread Kapil Goyal
disk writes can be turned on (see [1]) but many users prefer to avoid the fsync performance penalty. Anthony [1] https://cwiki.apache.org/confluence/display/GEODE/Native+Disk+Persistence On Oct 13, 2016, at 6:46 PM, Kapil Goyal mailto:goy...@vmware.com>> wrote: Hi Folks, I am doing some cra

Re: GemFire persisted data corruption - how to debug?

2016-10-14 Thread Kapil Goyal
rsistent files? Thanks, -Anil. On Thu, Oct 13, 2016 at 6:46 PM, Kapil Goyal mailto:goy...@vmware.com>> wrote: Hi Folks, I am doing some crash testing with a single cache node of GemFire, where I power off the VM where cache is running and then bring it back up. Upon restart

Re: GemFire persisted data corruption - how to debug?

2016-10-14 Thread Kapil Goyal
our data. Please consider running at least 3 nodes in your tests as that would be the minimum real-world configuration that Geode would likely be used in. -- Mike Stolz Principal Engineer, GemFire Product Manager Mobile: 631-835-4771 On Sat, Oct 15, 2016 at 4:59 AM, Kapil Goyal mailto:goy...@vm

Re: GemFire persisted data corruption - how to debug?

2016-10-14 Thread Kapil Goyal
GemFire support so that it will be tracked and addressed in time. Can you see this with Geode versions, this helps to eliminate/identify the version where the issues i happening. Is it possible for you to share your .xml and persistent files? Thanks, -Anil. On Thu, Oct 13, 2016 at 6:46 P