[Linux-cluster] Data Loss / Files and Folders "2-Node_GFS-Cluster"

[Doug Tucker]

> 
> The changes were made on 2.6.22 kernel. I would think RHEL 4.7 has the 
> same issue - but I'm not sure as I left Red Hat before 4.7 was released. 
> Better to open a service ticket to Red Hat if you need the fix.
> 
> If applications are directly run on GFS nodes, instead of going thru NFS 
> servers, posix locks and flocks should work *fine* across different 
> nodes. The problem had existed in Linux NFS servers for years - no one 
> seemed to complain about it until clusters started to get deployed more 
> commonly.
> 
> -- Wendy
> 
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That's always been tough for me to discern, as they stay with the same
base kernel "name" while actually moving the code forward.  4.7 has
kernel:  2.6.9-78.0.1.ELsmp .  Now how that translates to the "actual"
kernel number as 2.6.21, 22, etc, I never can figure out.