[Users] flashcache

[Pavel Odintsov]

In your case (/vz/private on ZFS as one folder) all I/O isolation on
server goes away because Linux haven't any ability to divide I/O load
for CT on same filesystem.

On Thu, Jul 10, 2014 at 12:42 PM, Aleksandar Ivanisevic
<aleksandar at ivanisevic.de> wrote:
> Pavel Odintsov <pavel.odintsov at gmail.com>
> writes:
>
>> Hello!
>>
>> Yep, Read cache is nice and safe solution but not write cache :)
>>
>> No, we do not use ZFS in production yet. We done only very specific
>> tests like this: https://github.com/zfsonlinux/zfs/issues/2458 But you
>> can do some performance  tests and share :)
>
> Why is everyone insisting on ext4 and even ext4 in individual zvols? I
> have done some testing with root and private directly on a zfs file
> system and so far everything seems to work just fine.
>
> What am I to expect down the road?
>
>
> [...]
>
>
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-- 
Sincerely yours, Pavel Odintsov