Thanks.. I'll give this a shot and we'll see what happens!
jonathan
On Tue, Jan 29, 2019 at 8:47 AM Yan, Zheng <ukernel@xxxxxxxxx> wrote:
On Tue, Jan 29, 2019 at 9:05 PM Jonathan Woytek <woytek@xxxxxxxxxxx> wrote:
>
> On Tue, Jan 29, 2019 at 7:12 AM Yan, Zheng <ukernel@xxxxxxxxx> wrote:
>>
>> Looks like you have 5 active mds. I suspect your issue is related to
>> load balancer. Please try disabling mds load balancer (add
>> "mds_bal_max = 0" to mds section of ceph.conf). and use 'export_pin'
>> to manually pin directories to mds
>> (https://ceph.com/community/new-luminous-cephfs-subtree-pinning/)
>
>
> This seems unclear from the documentation I've reviewed, but what happens to directories that are not manually pinned if the load balancer is disabled? The busiest directories are static (with changing contents, of course) and will be pretty easy to distribute amongst the mds with pinning, but then there are a handful of other directories that exist, some of which are created or destroyed at different times.
>
if balancer is disabled, directory stays in its current mds. newly
create directory is in the same mds as its parent directory
> jonathan
> --
> Jonathan Woytek
> http://www.dryrose.com
> KB3HOZ
> PGP: 462C 5F50 144D 6B09 3B65 FCE8 C1DC DEC4 E8B6 AABC
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