GC overhead limit exceeded
tal.liron at threecrickets.com
Sun Jan 12 22:03:20 PST 2014
Thanks! I've restarted everything with more flags, so hopefully we'll
get more data next time.
In the meantime, I've also learned about this Ubuntu-specific issue with
ptrace that affects jmap use:
On 01/13/2014 09:45 AM, A. Sundararajan wrote:
> The heap dump contains not much info. When I tried to open with 'jhat'
> tool, I see only basic JDK core classes (Class, ClassLoader etc.) and
> nothing else. jmap with -F flag uses hotspot serviceability agent to
> dump the heap. i.e., It is read from outside the process. Such a dump
> is done without VM cooperation (VM bringing itself to safepoint to
> dump) and so likely to have very incomplete info at times.
> Starting the VM with -XX:+HeapDumpOnOutOfMemoryError is likely to
> produce better dump.
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