Petsc Error
Satish Balay
balay at mcs.anl.gov
Tue Oct 9 12:54:19 CDT 2007
On Tue, 9 Oct 2007, Berend van Wachem wrote:
> Hi,
>
> I am using 32 bit linux (slackware) on a 64 bit opteron. Would using a 64 bit
> linux distro help?
32bit adressing => 4GB max. [both for the OS and a process]. But
generally a single process allocate can allocate only 2GB or 3GB - not
4GB. [This is OS dependent - as the OS requires the process to use
this remaining addressspace for other things].
64bit linux will avoid this limitation.
Satish
More information about the petsc-users
mailing list