Use a get with the second syntax to see the currently running config. On Sun, Jan 28, 2018, 3:41 AM Karun Josy <karunjo...@gmail.com> wrote:
> Hello, > > Sorry for bringing this up again. > > What is the proper way to adjust the scrub settings ? > Can I use injectargs ? > ------- > ceph tell osd.* injectargs '--osd_scrub_sleep .1' > ------- > > Or do I have to use set manually in each osd daemons ? > --- > ceph daemon osd.21 set osd_scrub_sleep .1 > ---- > > While using both it shows (not observed, change may require restart) > So is it not set ? > > > Karun Josy > > On Mon, Jan 15, 2018 at 7:16 AM, shadow_lin <shadow_...@163.com> wrote: > >> hi, >> you can try to adjusting osd_scrub_chunk_min,osd_scrub_chunk_max and >> osd_scrub_sleep. >> >> >> osd scrub sleep >> >> Description: Time to sleep before scrubbing next group of chunks. >> Increasing this value will slow down whole scrub operation while client >> operations will be less impacted. >> Type: Float >> Default: 0 >> >> osd scrub chunk min >> >> Description: The minimal number of object store chunks to scrub during >> single operation. Ceph blocks writes to single chunk during scrub. >> Type: 32-bit Integer >> Default: 5 >> >> >> 2018-01-15 >> ------------------------------ >> lin.yunfan >> ------------------------------ >> >> *发件人：*Karun Josy <karunjo...@gmail.com> >> *发送时间：*2018-01-15 06:53 >> *主题：*[ceph-users] Limit deep scrub >> *收件人：*"ceph-users"<ceph-users@lists.ceph.com> >> *抄送：* >> >> Hello, >> >> It appears that cluster is having many slow requests while it is >> scrubbing and deep scrubbing. Also sometimes we can see osds flapping. >> >> So we have put the flags : noscrub,nodeep-scrub >> >> When we unset it, 5 PGs start to scrub. >> Is there a way to limit it to one at a time? >> >> # ceph daemon osd.35 config show | grep scrub >> "mds_max_scrub_ops_in_progress": "5", >> "mon_scrub_inject_crc_mismatch": "0.000000", >> "mon_scrub_inject_missing_keys": "0.000000", >> "mon_scrub_interval": "86400", >> "mon_scrub_max_keys": "100", >> "mon_scrub_timeout": "300", >> "mon_warn_not_deep_scrubbed": "0", >> "mon_warn_not_scrubbed": "0", >> "osd_debug_scrub_chance_rewrite_digest": "0", >> "osd_deep_scrub_interval": "604800.000000", >> "osd_deep_scrub_randomize_ratio": "0.150000", >> "osd_deep_scrub_stride": "524288", >> "osd_deep_scrub_update_digest_min_age": "7200", >> "osd_max_scrubs": "1", >> "osd_op_queue_mclock_scrub_lim": "0.001000", >> "osd_op_queue_mclock_scrub_res": "0.000000", >> "osd_op_queue_mclock_scrub_wgt": "1.000000", >> "osd_requested_scrub_priority": "120", >> "osd_scrub_auto_repair": "false", >> "osd_scrub_auto_repair_num_errors": "5", >> "osd_scrub_backoff_ratio": "0.660000", >> "osd_scrub_begin_hour": "0", >> "osd_scrub_chunk_max": "25", >> "osd_scrub_chunk_min": "5", >> "osd_scrub_cost": "52428800", >> "osd_scrub_during_recovery": "false", >> "osd_scrub_end_hour": "24", >> "osd_scrub_interval_randomize_ratio": "0.500000", >> "osd_scrub_invalid_stats": "true", >> "osd_scrub_load_threshold": "0.500000", >> "osd_scrub_max_interval": "604800.000000", >> "osd_scrub_min_interval": "86400.000000", >> "osd_scrub_priority": "5", >> "osd_scrub_sleep": "0.000000", >> >> >> Karun >> >> > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >
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