[CentOS] Re: DRBD NFS load issues

[Ugo Bellavance]

Jed Reynolds wrote:
> Jed Reynolds wrote:
>> Ugo Bellavance wrote:
>>
>>>
>>> Can you send us the output of vmstat -n 5 5
>>> when you're doing a backup?
>>>
>>
>> This is with rsync at bwlimit=2500
>>
> 
> This is doing the same transfer with SSH. The load still climbs...and 
> then load drops. I think NFS is the issue.
> 
> I wonder if my NFS connection settings in client fstabs are unwise? I 
> figured with beefy machine and fast networking, I could take advantage 
> of large packetsizes. Bad packet sizes?


Are you backing up nfs to nfs?  From where to where are you doing backups?