ceph 运维操作-RADOS
1.说明
1.1介绍
RADOS全称Reliable Autonomic Distributed Object Store，是Ceph集群的精华，用户实现数据分配、Failover等集群操作。
2. 常用操作
2.1 查看集群多少个pool
$ rados lspools
rbd
test_data
test_metadata
test
benmark_test
.rgw.root
default.rgw.control
default.rgw.meta
default.rgw.log
default.rgw.buckets.index
web-services
test_pool
cephfs_data
cephfs_metadata
test_lihang2.2 查看集群pool容量情况
POOL_NAME USED OBJECTS CLONES COPIES MISSING_ON_PRIMARY UNFOUND DEGRADED RD_OPS RD WR_OPS WR
.rgw.root 1113 4 0 12 0 0 0 1578 1052k 4 4096
benmark_test 8131M 1975366 0 5926098 0 0 0 0 0 0 0
cephfs_data 0 0 0 0 0 0 0 0 0 0 0
cephfs_metadata 2246 21 0 63 0 0 0 0 0 42 8192
default.rgw.buckets.index 0 1 0 3 0 0 0 0 0 7 0
default.rgw.control 0 8 0 24 0 0 0 0 0 0 0
default.rgw.log 0 191 0 573 0 0 0 4707751 4597M 3135023 0
default.rgw.meta 1014 6 0 18 0 0 0 107 100352 47 11264
rbd 29047M 19619 176 58857 0 0 0 1014831 835M 354618 11460M
test 3606 10 0 30 0 0 0 34 31744 0 0
test_data 130G 292511 0 877533 0 0 0 44647 5692k 59192711 56594M
test_lihang 0 0 0 0 0 0 0 0 0 0 0
test_metadata 42105k 164 0 492 0 0 0 25575 491M 177975 2779M
test_pool 305G 100678 0 302034 0 0 0 3966 709M 337597 305G
web-services 36 1 0 3 0 0 0 0 0 1 1024
total_objects 2388580
total_used 1914G
total_avail 154T
total_space 156T2.3 创建pool
$ rados mkpool test_lihang1
successfully created pool test_lihang12.4 查看pool中object对象
$ rados ls -p test_data | more
10000026de5.00000000
1000005f1f3.00000000
100000664db.00000000
1000007461f.00000000
10000021bdf.00000000
1000005ef12.00000000
10000000fc8.00000000
1000002afd7.00000000
100000143b0.00000000
1000000179d.00000000
10000001b2f.00000000
10000073faa.00000000
10000072576.00000000
1000002a9f0.000000002.5 创建一个对象object
$ rados create test-object -p test_data
$ rados -p test_data ls2.6 删除一个对象object
$ rados rm test-object -p test_data本文参与 腾讯云自媒体分享计划，分享自作者个人站点/博客。
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