Bug #19092
Updated by Kefu Chai about 7 years ago
see http://pulpito.ceph.com/kchai-2017-02-27_04:13:29-rados-wip-kefu-testing---basic-smithi/862801/ after evicting smithi08118269-159's head and clones, but scrub was still able to list 24b clone, so it complained. <pre> 2017-02-27 06:36:26.050369 7f354603b700 10 filestore(/var/lib/ceph/osd/ceph-3) remove 2.1_head/#2:a7ce4e14:::smithi08118269-159 XxX:head# = 0 2017-02-27 06:37:05.859939 7f354583a700 10 filestore(/var/lib/ceph/osd/ceph-3) remove 2.1_head/#2:a7ce4e14:::smithi08118269-159 XxX:24b# = 0 2017-02-27 06:38:52.672002 7f35330a9700 06:38:52.844260 7f35358ae700 20 osd.3 pg_epoch: 970 pg[2.1( v 970'3051 (859'2683,970'3051] local-les=891 n=48 ec=8 les/c/f 891/891/0 887/890/890) [3,1] r=0 lpr=890 crt=970'3051 lcod 970'3050 mlcod 970'3050 active+clean+scrubbing] scrub 1 -- 172.21.15.107:6801/4360 --> 172.21.15.81:6805/16781 -- replica scrub(pg: 2.1,from:0'0,to:968'3043,epoch:969,start:2:80000000::::head,end:2:a7ce4e14:::smithi08118269-159 XxX:286,chunky:1,deep:0,seed:4294967295,version:6) v6 -- 0x558202e34d00 con 2:a7ce4e14:::smithi08118269-159 oooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo:24b 2:a7ce4e14:::smithi08118269-159 oooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo:24b(964'3035 osd.3.0:4393 [23f,23c,22a] data_digest s 3933036 uv 1755 dd ac8e55cb alloc_hint [0 0 0]) 2017-02-27 06:38:52.674759 7f35330a9700 06:38:52.844268 7f35358ae700 10 filestore(/var/lib/ceph/osd/ceph-3) stat 2.1_head/#2:a7ce4e14:::smithi08118269-159 XxX:24b# = 0 (size 3933036) osd.3 pg_epoch: 970 pg[2.1( v 970'3051 (859'2683,970'3051] local-les=891 n=48 ec=8 les/c/f 891/891/0 887/890/890) [3,1] r=0 lpr=890 crt=970'3051 lcod 970'3050 mlcod 970'3050 active+clean+scrubbing] scrub_snapshot_metadata scrub 2.1 new object 2:a7ce4e14:::smithi08118269-159 oooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo:24b while processing 2:a8886e47:::smithi08118269-218:head 2017-02-27 06:38:52.844277 7f35358ae700 -1 log_channel(cluster) log [ERR] : scrub 2.1 2:a7ce4e14:::smithi08118269-159 XxX:24b oooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo:24b is an unexpected clone 2017-02-27 06:40:09.837478 7f35368b0700 10 filestore(/var/lib/ceph/osd/ceph-3) stat 2.1_head/#2:a7ce4e14:::smithi08118269-159 XxX:head# = -2 06:38:52.844288 7f35358ae700 20 osd.3 pg_epoch: 970 pg[2.1( v 970'3051 (859'2683,970'3051] local-les=891 n=48 ec=8 les/c/f 891/891/0 887/890/890) [3,1] r=0 lpr=890 crt=970'3051 lcod 970'3050 mlcod 970'3050 active+clean+scrubbing] scrub_snapshot_metadata scrub 2.1 2:a8886e47:::smithi08118269-218:head skipped 1 clone(s) in cache tier 2017-02-27 06:40:09.837562 7f35368b0700 06:38:52.844292 7f35358ae700 10 filestore(/var/lib/ceph/osd/ceph-3) stat 2.1_head/#2:a7ce4e14:::smithi08118269-159 XxX:286# = -2 osd.3 pg_epoch: 970 pg[2.1( v 970'3051 (859'2683,970'3051] local-les=891 n=48 ec=8 les/c/f 891/891/0 887/890/890) [3,1] r=0 lpr=890 crt=970'3051 lcod 970'3050 mlcod 970'3050 active+clean+scrubbing] scrub_snapshot_metadata (scrub) finish 2017-02-27 06:40:09.837641 7f35368b0700 10 filestore(/var/lib/ceph/osd/ceph-3) stat 2.1_head/#2:a7ce4e14:::smithi08118269-159 XxX:24b# = -2 </pre>