Re: Odd object blocking IO on PG

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That doesn't look like an RBD object -- any idea who is
"client.34720596.1:212637720"?

On Tue, Dec 12, 2017 at 12:36 PM, Nick Fisk <nick@xxxxxxxxxx> wrote:
> Does anyone know what this object (0.ae78c1cf) might be, it's not your
> normal run of the mill RBD object and I can't seem to find it in the pool
> using rados --all ls . It seems to be leaving the 0.1cf PG stuck in an
> activating+remapped state and blocking IO. Pool 0 is just a pure RBD pool
> with a cache tier above it. There is no current mention of unfound objects
> or any other obvious issues.
>
> There is some backfilling going on, on another OSD which was upgraded to
> bluestore, which was when the issue started. But I can't see any link in the
> PG dump with upgraded OSD. My only thought so far is to wait for this
> backfilling to finish and then deep-scrub this PG and see if that reveals
> anything?
>
> Thanks,
> Nick
>
>  "description": "osd_op(client.34720596.1:212637720 0.1cf 0.ae78c1cf
> (undecoded)
> ondisk+retry+write+ignore_cache+ignore_overlay+known_if_redirected
> e105014)",
>             "initiated_at": "2017-12-12 17:10:50.030660",
>             "age": 335.948290,
>             "duration": 335.948383,
>             "type_data": {
>                 "flag_point": "delayed",
>                 "events": [
>                     {
>                         "time": "2017-12-12 17:10:50.030660",
>                         "event": "initiated"
>                     },
>                     {
>                         "time": "2017-12-12 17:10:50.030692",
>                         "event": "queued_for_pg"
>                     },
>                     {
>                         "time": "2017-12-12 17:10:50.030719",
>                         "event": "reached_pg"
>                     },
>                     {
>                         "time": "2017-12-12 17:10:50.030727",
>                         "event": "waiting for peered"
>                     },
>                     {
>                         "time": "2017-12-12 17:10:50.197353",
>                         "event": "reached_pg"
>                     },
>                     {
>                         "time": "2017-12-12 17:10:50.197355",
>                         "event": "waiting for peered"
>
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-- 
Jason
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