Hi, We see the following in the logs after we start a scrub for some osds: ceph-osd.2.log:2017-12-14 06:50:47.180344 7f0f47db2700 0 log_channel(cluster) log [DBG] : 1.2d8 scrub starts ceph-osd.2.log:2017-12-14 06:50:47.180915 7f0f47db2700 -1 osd.2 pg_epoch: 11897 pg[1.2d8( v 11890'165209 (3221'163647,11890'165209] local-lis/les=11733/11734 n=67 ec=132/132 lis/c 11733/11733 les/c/f 11734/11734/0 11733/11733/11733) [2,45,31] r=0 lpr=11733 crt=11890'165209 lcod 11890'165208 mlcod 11890'165208 active+clean+scrubbing] _scan_snaps no head for 1:1b518155:::rbd_data.620652ae8944a.0000000000000126:29 (have MIN) ceph-osd.2.log:2017-12-14 06:50:47.180929 7f0f47db2700 -1 osd.2 pg_epoch: 11897 pg[1.2d8( v 11890'165209 (3221'163647,11890'165209] local-lis/les=11733/11734 n=67 ec=132/132 lis/c 11733/11733 les/c/f 11734/11734/0 11733/11733/11733) [2,45,31] r=0 lpr=11733 crt=11890'165209 lcod 11890'165208 mlcod 11890'165208 active+clean+scrubbing] _scan_snaps no head for 1:1b518155:::rbd_data.620652ae8944a.0000000000000126:14 (have MIN) ceph-osd.2.log:2017-12-14 06:50:47.180941 7f0f47db2700 -1 osd.2 pg_epoch: 11897 pg[1.2d8( v 11890'165209 (3221'163647,11890'165209] local-lis/les=11733/11734 n=67 ec=132/132 lis/c 11733/11733 les/c/f 11734/11734/0 11733/11733/11733) [2,45,31] r=0 lpr=11733 crt=11890'165209 lcod 11890'165208 mlcod 11890'165208 active+clean+scrubbing] _scan_snaps no head for 1:1b518155:::rbd_data.620652ae8944a.0000000000000126:a (have MIN) ceph-osd.2.log:2017-12-14 06:50:47.214198 7f0f43daa700 0 log_channel(cluster) log [DBG] : 1.2d8 scrub ok So finally it logs "scrub ok", but what does " _scan_snaps no head for ..." mean? Does this indicate a problem? Ceph 12.2.2 with bluestore on lvm Gr. Stefan -- | BIT BV http://www.bit.nl/ Kamer van Koophandel 09090351 | GPG: 0xD14839C6 +31 318 648 688 / info@xxxxxx _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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