Hi,
Has anyone any suggesions on what these messages might mean;
# grep BUG /var/log/messages*
/var/log/messages:Jul 23 03:18:21 server111 kernel: BUG: soft lockup -
CPU#5 stuck for 11s! [nfsd:20540]
/var/log/messages:Jul 23 03:22:09 server111 kernel: BUG: soft lockup -
CPU#1 stuck for 15s! [nfsd:20545]
/var/log/messages:Jul 23 03:24:21 server111 kernel: BUG: soft lockup -
CPU#1 stuck for 24s! [nfsd:20546]
There were associated with a period of high load and poor performance on
the NFS server.
Thanks
Tom
there were quite a few more...
/var/log/messages:Jul 23 03:29:17 server111 kernel: BUG: soft lockup -
CPU#2 stuck for 14s! [nfsd:20552]
/var/log/messages:Jul 23 03:30:38 server111 kernel: BUG: soft lockup -
CPU#6 stuck for 10s! [nfsd:20544]
/var/log/messages:Jul 23 03:30:58 server111 kernel: BUG: soft lockup -
CPU#6 stuck for 12s! [nfsd:20540]
/var/log/messages:Jul 23 03:31:22 server111 kernel: BUG: soft lockup -
CPU#3 stuck for 23s! [nfsd:20545]
/var/log/messages:Jul 23 03:31:33 server111 kernel: BUG: soft lockup -
CPU#6 stuck for 10s! [nfsd:20549]
/var/log/messages:Jul 23 03:31:43 server111 kernel: BUG: soft lockup -
CPU#5 stuck for 10s! [nfsd:20541]
/var/log/messages:Jul 23 03:32:30 server111 kernel: BUG: soft lockup -
CPU#7 stuck for 20s! [nfsd:20548]
/var/log/messages:Jul 23 03:35:14 server111 kernel: BUG: soft lockup -
CPU#1 stuck for 13s! [nfsd:20541]
/var/log/messages:Jul 23 03:37:12 server111 kernel: BUG: soft lockup -
CPU#3 stuck for 11s! [nfsd:20541]
/var/log/messages:Jul 23 03:39:41 server111 kernel: BUG: soft lockup -
CPU#5 stuck for 10s! [nfsd:20540]
/var/log/messages:Jul 23 03:42:21 server111 kernel: BUG: soft lockup -
CPU#3 stuck for 10s! [nfsd:20549]
/var/log/messages:Jul 23 03:42:51 server111 kernel: BUG: soft lockup -
CPU#1 stuck for 17s! [nfsd:20542]
/var/log/messages:Jul 23 03:43:07 server111 kernel: BUG: soft lockup -
CPU#3 stuck for 15s! [nfsd:20553]
/var/log/messages:Jul 23 03:47:49 server111 kernel: BUG: soft lockup -
CPU#7 stuck for 16s! [nfsd:20545]
/var/log/messages:Jul 23 03:48:22 server111 kernel: BUG: soft lockup -
CPU#1 stuck for 23s! [nfsd:20547]