[Beowulf] NFS+XFS+SMP on kernel 2.6

Paul Nowoczynski pauln at psc.edu
Wed Jun 15 07:57:04 PDT 2005

What kernel bug did you run into?  Was it a page_allocation failure?

Suvendra Nath Dutta wrote:

> We set up a 160 node cluster with a dual processor head node with 2GB 
> RAM. The head node also has two RAID devices attached to two SCSI 
> cards. These have a XFS filesystem on them and are NFS exported to the 
> cluster. The head node runs very low on memory (7-8 MB). And today I 
> ran into a kernel bug that crashed the system. Google suggests that I 
> should upgrade to kernel 2.6.11, but that sounds very unpleasant. I am 
> thinking of putting the raid boxes on a different box. Will separating 
> the file-server and the head node give me back stability on the head 
> node?
> Suvendra.
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