Ceph分布式存储更换磁盘操做步骤

Ceph分布式存储更换磁盘操做步骤dom

一、确认须要更换的磁盘对应的盘符、OSD ID ;分布式

root@Ceph-B**A**-04-S2-60:~# df -h |grep 17ide

/dev/sdp3       1.1T  566G  551G  51% /var/lib/ceph/osd/ceph-17优化

二、确认磁盘对应的槽位;spa

root@Ceph-B**A**-04-S2-60:~# ll /dev/disk/by-path/ |grep sdpcode

lrwxrwxrwx 1 root root    9 Aug 17 19:17 pci-0000:02:00.0-scsi-0:0:18:0 -> ../../sdp进程

lrwxrwxrwx 1 root root   10 Aug 17 19:17 pci-0000:02:00.0-scsi-0:0:18:0-part1 -> ../../sdp1ci

lrwxrwxrwx 1 root root   10 Aug 17 19:17 pci-0000:02:00.0-scsi-0:0:18:0-part2 -> ../../sdp2rem

lrwxrwxrwx 1 root root   10 Aug 17 19:17 pci-0000:02:00.0-scsi-0:0:18:0-part3 -> ../../sdp3it

三、确认主机SN;

root@Ceph-B**A**-04-S2-60:~# dmidecode -s system-serial-number

HVNHB**

四、设置OSD Flag;

ceph osd out 17

五、查看集群状态;

ceph -s

六、关闭对应的OSD进程;

stop cep-osd id=17

七、从CrshMap中移除OSD;

ceph osd crush remove osd.17

八、删除OSD认证信息;

ceph auth del osd.17

九、从集群中移除OSD;

ceph osd rm 17

十、卸载挂载点;

umount /var/lib/ceph/osd/ceph-17

十一、更换新的磁盘。。。略;

 

十二、格式化新磁盘;

ceph-deploy disk zap Ceph-B**A**-04-S2-60.domain.tld:sdp

1三、建立OSD;

ceph-deploy osd create Ceph-B**A**-04-S2-60.domain.tld:sdp

1四、调整CrushMap;

ceph osd crush add osd.17 1.17 root=sata pod=sata-pod-01 chassis=sata-chassis-01 host=Ceph-B**A**-04-S2-60-sata

1五、优化挂载参数;

mount -o remount,nobarrier /var/lib/ceph/osd/ceph-17

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