please remove me from the list

From: Neumann, Gregor (
Date: Tue Apr 24 2007 - 06:55:00 PDT

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    Mit freundlichen Grüssen,
    Gregor Neumann
    Systems Engineer
    Fujitsu-Siemens Computers GmbH
    Domagkstr. 28
    80807 München
    Telefon: 0049-89-3222-1558
    Mobil: 0172-8483890
    Fax: 0049-89-3222-3291558
    -----Original Message-----
    From: owner-checkpoint_at_lbl_dot_gov [mailto:owner-checkpoint_at_lbl_dot_gov] On Behalf Of Paul H_dot_ Hargrove
    Sent: Friday, April 20, 2007 2:50 AM
    To: checkpoint_at_lbl_dot_gov
    Cc: Thomas Zeiser
    Subject: Re: checkpointing processes with >2GB on x86_64
    Paul H. Hargove wrote:
    > 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
    Actually, the 32-bit checkpoints were no good either when > 2GB.
    I've traced the source of the problem to overflow in some 32bit counters in the page-writing code.
    The problem is now fixed in CVS, and will appear as 0.5.4, hopefully soon.
    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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