On Tuesday 18 July 2006 18:25, Lennart Sorensen wrote: > On Tue, Jul 18, 2006 at 07:15:33AM +0200, Francesco Pietra wrote: > > 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 converged". > > > > Restarted from the last minimum geometry, with memory = 7 GB, launched as > > > > $ mpqc -threadgrp "<PthreadThreadGrp>:(num_threads=4)" filename.in | tee > > filename.out > > > > calculation hanged after ca 11 hours with warnings: > > > > ReiserFS: md1: warning: vs-5150: searchby key: invalid format found in > > block 589839. Fsck? > > > > 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 one 1. > > > > and several other similar warnings. > > > > Thanks for suggestions > > Try a trusted filesystem instead. I stopped using reiserfs years ago > due to bugs in it. I wouldn't be surprised if it isn't 64bit clean > even. On this suspicion, my relationships with reiserfs 3.6 are closed, as far as amd64 is concerned. > > You either have a failing disk, or a buggy filesystem. > > Try ext3 instead. I haven't seen it fail yet. That involves reinstalling amd 64 etch, I imagine. Could I start from raid1 installed and simply reform the file system or is it better start from scratch (I mean even to clarify the matter 32/64)? Perhaps it will be easier for me to start from scratch. Is it any suggestion about the install CD (to go then to a net install)?
Thank you francesco > -- > Len Sorensen -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]