[Lustre-discuss] Setting up quotas after the fact

[David Noriega]

Well we are running lustre 1.8.4, so thats great to hear. Thanks

On Thu, Mar 10, 2011 at 12:15 PM, Johann Lombardi <johann at whamcloud.com> wrote:
> On Thu, Mar 10, 2011 at 11:51:44AM -0600, David Noriega wrote:
>> I've been reading up on setting up quotas and looks like luster needs
>> to be shut down for that as it scans the entire filesystem. The thing
>
> The problem is that accounting can be wrong if files/blocks are allocated/freed during the scan.
>
>> is we already have ours up and running and with quite a bit of data on
>> it. So any idea on how to estimate how long it would be to setup
>> quotas on lustre?
>
> quotacheck has been greatly improved in 1.8.2 (see bugzilla ticket 19763 for more information). As an example, quotacheck takes approximately 5min to complete when run against a 3.4TB filesystem (2 OSTs) which is 87% full.
>
> Cheers,
> Johann
>



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