[linux-lvm] Suggested Kernel and LVM version for production storage

[Alasdair G Kergon]

On Sun, Aug 29, 2004 at 11:37:06AM +0300, Yedidia Klein wrote:
> Sometimes I'm getting the following errors, and get all my LVM 
> FileSystem Blocked .. (mean I can't access the files on these partitions 
> and have to reboot for getting access again)
 
>    Aug 26 01:00:02 nazir kernel: device-mapper: 
>                          Unable to allocate hash table space 

i.e. There wasn't enough memory available to set up the snapshot.
What sizes:  How big is the LV & snapshot? 
What chunk size?  [Try changing.]
Is there just one snapshot?
Check your memory usage.

Alasdair
-- 
agk at redhat.com