Re: checkpointing processes with >2GB on x86_64

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From: Paul H. Hargove (hargrove_at_hpcrd_dot_lbl_dot_gov)
Date: Thu Apr 19 2007 - 14:46:26 PDT

  • Next message: Paul H. Hargrove: "Re: checkpointing processes with >2GB on x86_64" 
    I've manually verified that I can checkpoint as large as a 2936MB
working set on a 32-bit x86 machine.

With a 6GB working set on a 64-bit machine I see a file truncated at
(2^31-1) bytes (also on reiserfs).

I will investigate the cause.

-Paul

Thomas Zeiser wrote:
> On Wed, Apr 18, 2007 at 02:26:07PM -0700, Paul H. Hargrove wrote:
>> The first thing that comes to mind is to check for rlimit problems.  Run
>> "ulimit -a" for a bourne-type shell, or "limit" for a C-shell.  Check
>> the "filesize" limit to see if it is anything other than "unlimited".
>>
> 
> filesize is not limited.
> 
> cputime         unlimited
> filesize        unlimited
> datasize        unlimited
> stacksize       unlimited
> coredumpsize    0 kbytes
> memoryuse       unlimited
> vmemoryuse      unlimited
> descriptors     1024
> memorylocked    unlimited
> maxproc         73728
> 
> 
> thomas


-- 
Paul H. Hargrove                          PHHargrove_at_lbl_dot_gov
Future Technologies Group
HPC Research Department                   Tel: +1-510-495-2352
Lawrence Berkeley National Laboratory     Fax: +1-510-486-6900
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