[PVFS-users] PVFS + Rockscluster + dd = Cannot allocate memory
Rob Ross
rross at mcs.anl.gov
Sat Sep 25 20:03:18 EDT 2004
Hi,
Could you give me versions for everything (kernel, pvfs)? What hardware
is this?
Thanks!
Rob
On Fri, 24 Sep 2004 jerome.borowiak at c-s.fr wrote:
> Hello Folks,
>
> Helps !
> I am trying to use PVFS into Rocks 3.2 distro but something goes wrong.
>
> Config = 3 dedicated I/O servers including 1 machine for meta-server
> totally 2.8 To
>
> Mounting and using PVFS works fine as shown above...
>
> [root at tantale-0-5 jerome]# df -h
> tantale-1-0:/pvfs-meta
> 2.8T 144G 2.7T 6% /mnt/pvfs
>
> Copying files is working fine but the needed help resides here, when...
>
> [root at tantale-0-5 jerome]# pwd
> /mnt/pvfs/jerome
>
> [root at tantale-0-5 jerome]# dd if=/dev/zero of=bidon count=1 bs=8388608
> 1+0 records in
> 1+0 records out
>
> ... ok, it's working but now with 'bs' +1 ...
>
> [root at tantale-0-5 jerome]# dd if=/dev/zero of=bidon count=1 bs=8388609
> dd: writing `bidon': Cannot allocate memory
> 1+0 records in
> 0+0 records out
>
> ... no more working !
>
> Any idea ?
> *ps = Using 'dd' into a NFS mount is working perfecly fine.
>
> Help... one week on Google give nothing.
>
>
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