Ceph » bluestore

in my cluster ceph 12.2.5(centos7.4), there alawys some _verify_csum bad in some osds, but no error in messages and smartctl test.

2019-06-19 10:23:26.019877 7f7760e45700 -1 bluestore(/var/lib/ceph/osd/ceph-36) _verify_csum bad crc32c/0x1000 checksum at blob offset 0xf000, got 0x28a28f66, expected 0xbe110df2, device location [0x801811f000~1000], logical extent 0x15f000~1000, object #8:4d1c74c3:::rbd_data.52c4746b8b4567.000000000000063d:head#
2019-06-19 10:23:26.019972 7f7760e45700 -1 log_channel(cluster) log [ERR] : 8.b2 missing primary copy of 8:4d1c74c3:::rbd_data.52c4746b8b4567.000000000000063d:head, will try copies on 56,99
2019-06-19 10:23:47.712808 7f775a638700 -1 bluestore(/var/lib/ceph/osd/ceph-36) _verify_csum bad crc32c/0x1000 checksum at blob offset 0xf000, got 0x1faeadcf, expected 0x8883585e, device location [0x5c33c7f000~1000], logical extent 0x3f000~1000, object #8:e8181875:::rbd_data.2015e06b8b4567.0000000000001409:head#
2019-06-19 10:23:47.712884 7f775a638700 -1 log_channel(cluster) log [ERR] : 8.17 missing primary copy of 8:e8181875:::rbd_data.2015e06b8b4567.0000000000001409:head, will try copies on 51,83
2019-06-19 10:35:03.395538 7f775ce3d700 -1 bluestore(/var/lib/ceph/osd/ceph-36) _verify_csum bad crc32c/0x1000 checksum at blob offset 0xd000, got 0x84f6f61a, expected 0x31ceb7c8, device location [0x1e994ed000~1000], logical extent 0x2ad000~1000, object #5:544f7062:::rbd_data.2a4cc1d9f1767.0000000000003c34:head#
2019-06-19 10:35:03.395663 7f775ce3d700 -1 log_channel(cluster) log [ERR] : 5.2a missing primary copy of 5:544f7062:::rbd_data.2a4cc1d9f1767.0000000000003c34:head, will try copies on 81,102
2019-06-19 11:16:45.445861 7f775be3b700 0 <cls> /root/rpmbuild/BUILD/ceph-12.2.5-4/src/cls/rgw/cls_rgw.cc:3284: gc_iterate_entries end_key=1_01560914205.445849561