Because the matter is rather obscure to me, sent also CC to mpqc although it
seems an exclusive problem of the OS.
OS: Debian amd64 etch
Hardw: Tyan S2895 K8WE; two 265 dual opteron; 8GB ram Kingston ECC; raid1;
temperature cpu low throughout.
Process: mpqc 2.3.1 calc b3lyp geom optimization MCsearch OO calculation
for a large molecule, max_iterations = 40, memory = 5GB, launched as
$mpqc -messagegrp "<ShmMessageGrp>:(n=4)" filename.in | tee filename.out
all 40 iterations were completed in a couple of days, with "Optimization NOT
Restarted from the last minimum geometry, with memory = 7 GB, launched as
$ mpqc -threadgrp "<PthreadThreadGrp>:(num_threads=4)" filename.in | tee
calculation hanged after ca 11 hours with warnings:
ReiserFS: md1: warning: vs-5150: searchby key: invalid format found in block
ReiserFS: md1: warning: vs-13070: reiserfs_read_locked_inode: i/o failure
occurred during tryong to find stat data of [7109 7110 0x0 SD]
ReiserFS: warning: is_tree_node: node level 0 does not match to the expected
and several other similar warnings.
Thanks for suggestions