On Wed, May 24, 2017 at 4:27 PM, Shain Miley <[email protected]> wrote:
> Hi,
>
> Thanks for all your help so far...very useful information indeed.
>
>
> Here is the debug output from the file you referenced below:
>
>
> root@rbd1:/sys/kernel/debug/ceph/504b5794-34bd-44e7-a8c3-0494cf800c23.client67751889#
> cat osdc
> 2311 osd144 3.1347f3bc rb.0.25f2ab0.238e1f29.000000000000
> read
> 14216 osd65 3.bd82049c rb.0.1ae3061.238e1f29.000000000000
> read
> 14391 osd44 3.875890a0 rb.0.fe307e.238e1f29.000000393889
> set-alloc-hint,write
> 14560 osd61 3.1ab27784 rb.0.17d451c.238e1f29.000000131308
> set-alloc-hint,write
> 14561 osd33 3.cc377593 rb.0.e411a0.238e1f29.0000001e007b
> set-alloc-hint,write
> 14568 osd192 3.1b4f6fbd rb.0.113e639.238e1f29.000000393a11
> set-alloc-hint,write
> 15319 osd192 3.b61f59fd npr_archive_library_img.rbd
> 942122'299183126872064 watch
> 15320 osd100 3.2d0fc3c8 npr_archive_music_img.rbd
> 365920'299183126872064 watch
> 15321 osd108 3.93b6741d npr_archive_multimedia_img.rbd
> 836232'299183126872064 watch
> 15322 osd64 3.27bf5fe npr_archive_online_production_img.rbd
> 945218'299183126872064 watch
> 15323 osd154 3.1ca3def1 npr_archive_design_img.rbd
> 359827'299183126872064 watch
> 15324 osd161 3.edeaca14 npr_archive_orpheus_img.rbd
> 871904'299183126872064 watch
>
> Do you think those 4 write operations are enough to make me think twice
> about a reboot?
Well, it's up to you. You could try to determine which files
correspond to those objects, but that is fairly advanced and there is
no easy way to do that. If it took only ~12 hours to rebalance, I'd
just go ahead and revert the setting.
Thanks,
Ilya
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