Re: Silent Crash

2010-10-14 Thread Eric Czech
Thanks again for the help. I upgraded my JVM to update 22 but I'm still getting the same error just as before, and just as, if not more, frequently. I'm thinking that the best course of action at this point is to replace the hardware. I would try the test builds, but I can't imagine they wouldn'

Re: Silent Crash

2010-10-14 Thread Nicholas Knight
On Oct 14, 2010, at 10:37 PM, Eric Evans wrote: >> sorry to say, your best bet is to upgrade > > I would actually start with some large test builds, kernels work well > for this. Use a high concurrency (> 4). Whether or not those fail, assuming x86, download memtest86+ and boot it. Symptoms li

Re: Silent Crash

2010-10-14 Thread Eric Evans
On Wed, 2010-10-13 at 22:41 -0700, B. Todd Burruss wrote: > that type of error report indicates a bug in the JVM. something > that > should *never* occur if the JVM is operating properly. corrupt > cassandra data, auto-bootstrapping should never cause that kind of > crash. > > the SIGSEGV in

Re: Silent Crash

2010-10-13 Thread Eric Czech
Alright, very helpful. Thanks again! That's more encouraging than corruption so I'd be happy to try it. On Wed, Oct 13, 2010 at 11:41 PM, B. Todd Burruss wrote: > that type of error report indicates a bug in the JVM. something that > should *never* occur if the JVM is operating properly. co

Re: Silent Crash

2010-10-13 Thread B. Todd Burruss
that type of error report indicates a bug in the JVM. something that should *never* occur if the JVM is operating properly. corrupt cassandra data, auto-bootstrapping should never cause that kind of crash. the SIGSEGV in the report indicates a segmentation fault (http://en.wikipedia.org/wik

Re: Silent Crash

2010-10-13 Thread Eric Czech
Thank you Todd. It seems strange though that this is only happening on one node and has never occurred on any others that are using the same JVM version. This node was just auto-bootstrapped so do you think this might be the result of some sort of data corruption? I would like to just decommissi

Re: Silent Crash

2010-10-13 Thread B. Todd Burruss
you should upgrade to the latest version of the JVM, 1.6.0_21 there was a bug around 1.6.0_18 (or there abouts) that affected cassandra On 10/13/2010 07:55 PM, Eric Czech wrote: And this is the java version: java version "1.6.0_13" Java(TM) SE Runtime Environment (build 1.6.0_13-b03) Java Hot

Re: Silent Crash

2010-10-13 Thread Eric Czech
And this is the java version: java version "1.6.0_13" Java(TM) SE Runtime Environment (build 1.6.0_13-b03) Java HotSpot(TM) 64-Bit Server VM (build 11.3-b02, mixed mode) and it's running on Ubuntu 9.04 (jaunty) linux 4 cores 4 GB RAM On Wed, Oct 13, 2010 at 8:30 PM, Eric Czech wrote: > Yea the

Re: Silent Crash

2010-10-13 Thread Eric Czech
Yea there are several. All of them have the same head and it looks like this: # # An unexpected error has been detected by Java Runtime Environment: # # SIGSEGV (0xb) at pc=0x7f140e588b32, pid=2359, tid=139720650078544 # # Java VM: Java HotSpot(TM) 64-Bit Server VM (11.3-b02 mixed mode linux

Re: Silent Crash

2010-10-13 Thread Jonathan Ellis
is there a jvm crash log file? On Wed, Oct 13, 2010 at 8:43 PM, Eric Czech wrote: > Recently, cassandra has been crashing with no apparent error on one specific > node in my cluster.  Has anyone else ever had this happen and is there a way > to possible figure out what is going on other than look