Blocked requests and slow requests are synonyms in ceph. They are 2 names for the exact same thing.
On Thu, Mar 1, 2018, 10:21 PM Alex Gorbachev <[email protected]> wrote: > On Thu, Mar 1, 2018 at 2:47 PM, David Turner <[email protected]> > wrote: > > `ceph health detail` should show you more information about the slow > > requests. If the output is too much stuff, you can grep out for blocked > or > > something. It should tell you which OSDs are involved, how long they've > > been slow, etc. The default is for them to show '> 32 sec' but that may > > very well be much longer and `ceph health detail` will show that. > > Hi David, > > Thank you for the reply. Unfortunately, the health detail only shows > blocked requests. This seems to be related to a compression setting > on the pool, nothing in OSD logs. > > I replied to another compression thread. This makes sense since > compression is new, and in the past all such issues were reflected in > OSD logs and related to either network or OSD hardware. > > Regards, > Alex > > > > > On Thu, Mar 1, 2018 at 2:23 PM Alex Gorbachev <[email protected]> > > wrote: > >> > >> Is there a switch to turn on the display of specific OSD issues? Or > >> does the below indicate a generic problem, e.g. network and no any > >> specific OSD? > >> > >> 2018-02-28 18:09:36.438300 7f6dead56700 0 > >> mon.roc-vm-sc3c234@0(leader).data_health(46) update_stats avail 56% > >> total 15997 MB, used 6154 MB, avail 9008 MB > >> 2018-02-28 18:09:41.477216 7f6dead56700 0 log_channel(cluster) log > >> [WRN] : Health check failed: 73 slow requests are blocked > 32 sec > >> (REQUEST_SLOW) > >> 2018-02-28 18:09:47.552669 7f6dead56700 0 log_channel(cluster) log > >> [WRN] : Health check update: 74 slow requests are blocked > 32 sec > >> (REQUEST_SLOW) > >> 2018-02-28 18:09:53.794882 7f6de8551700 0 > >> mon.roc-vm-sc3c234@0(leader) e1 handle_command mon_command({"prefix": > >> "status", "format": "json"} v 0) v1 > >> > >> -- > >> Alex Gorbachev > >> Storcium > >> _______________________________________________ > >> ceph-users mailing list > >> [email protected] > >> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >
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