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Hi, we are using a SLES10 Patchlevel 3 with 12 Nodes hosting tomcat application servers. The cluster was running some time (about 200 days) without problems. Recently we needed to shutdown the cluster for maintenance and experianced very long times for the umount of the filesystem. It took something like 45 minutes each node and filesystem (12 x 45 minutes shutdown time). As a result the planned

I need to serialize computing job requests for two different multicore machines, and in some near future, for a cluster. I have worked with SGE but it requires NFS and other administrative steps, plus it seems a bit overkill for my needs. I guess some simpler queue managing engine may have been developed, possibly over SSH. Any pointers? TIA. -- Eduardo Grosclaude Universidad Nacional del

Dear Xen users. Have anyone tried to integrate Xen with Torque resource management system? Could you please help me with an advice for a system I''m developing that relies on torque. Let me describe the system first. The part of the system that talks with torque should request a certain amount on nodes of a cluster and launch there a virtual machine instance (one vm instance per host).

I''m having issues with HVM live migration and every xen version I''ve tried - 3.0.1, 3.1.x, 3.3.0 and 3.3.1. Migrations will fail intermittently with messages like this on the receiving hypervisor: [2009-02-02 11:35:19 12629] DEBUG (XendCheckpoint:264) [xc_restore]: /usr/lib64/xen/bin/xc_restore 4 4 2 3 1 1 1 [2009-02-02 11:35:19 12629] INFO (XendCheckpoint:403)