-Re: Java->native .so->seg fault->core dump file?
Keith Wiley 2011-01-28, 21:15
On Jan 28, 2011, at 09:39 , Allen Wittenauer wrote:
> On Jan 21, 2011, at 12:57 PM, Keith Wiley wrote:
>> and I have this in my .bashrc (which I believe should be propagated to the slave nodes):
>> ulimit -c unlimited
> .bashrc likely isn't executed at task startup, btw. Also, you would need to have this in whatever account is used to run the tasktracker...
>> and in my native code I call rlimit() and write the results, where I see:
>> RLIMIT_CORE: 18446744073709551615 18446744073709551615
>> which indicates the "unlimited" setting, but I can't find any core dump files in the node's hadoop directories after the job runs.
>> Any ideas what I'm doing wrong?
> Which operating system? On Linux, what is the value of /proc/sys/kernel/core_pattern ? On Solaris, what is in /etc/coreadm.conf ?
Linux. Are you asking the value on the cluster or on my local machine? The value of "/proc/sys/kernel/core_pattern" on the namenode (I guess) is "core".
Keith Wiley [EMAIL PROTECTED] www.keithwiley.com
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