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                # glusterfs常用命令整理 ```sh # 1 啟停和開機啟動 systemctl start glusterd.service systemctl enable glusterd.service systemctl status glusterd.service #2 為存儲池添加/移除服務器節點 gluster peer probe <SERVER> gluster peer detach <SERVER> 注意,移除節點時,需要提前將該節點上的Brick移除。 # 3查看所有節點的基本狀態(不包括本節點): gluster peer status # 4 掛載glusterfs mount -t glusterfs <SERVER>:/<VOLNAME><MOUNTDIR> #5?創建/啟動/停止/刪除卷 gluster volume create <NEW-VOLNAME>[stripe <COUNT> \ | replica <COUNT>] \ [transport [tcp | rdma | tcp,rdma]] \ <NEW-BRICK1> <NEW-BRICK2> \ <NEW-BRICK3> <NEW-BRICK4>... gluster volume start <VOLNAME> gluster volume stop <VOLNAME> gluster volume delete <VOLNAME> 注意,刪除卷的前提是先停止卷。 # 6?查看卷信息 gluster volume list #列出集群中的所有卷: gluster volume info [all] #查看集群中的卷信息: gluster volume status [all] #查看集群中的卷狀態: gluster volume status <VOLNAME> [detail| clients | mem | inode | fd]? # 7 配置卷 gluster volume set <VOLNAME> <OPTION> <PARAMETER> # 8 擴展卷 gluster volume add-brick <VOLNAME> <NEW-BRICK> >如果是復制卷,則每次添加的Brick數必須是replica的整數倍。 # 9 收縮卷 ## 9.1 先將數據遷移到其它可用的Brick,遷移結束后才將該Brick移除: gluster volume remove-brick <VOLNAME> <BRICK> start >在執行了start之后,可以使用status命令查看移除進度: gluster volume remove-brick <VOLNAME> <BRICK> status ## 9.2不進行數據遷移,直接刪除該Brick: gluster volume remove-brick <VOLNAME> <BRICK> commit >注意,如果是復制卷或者條帶卷,則每次移除的Brick數必須是replica或者stripe的整數倍。 # 10 遷移卷 >使用start命令開始進行遷移 >遷移過程中,可以使用pause命令暫停遷移: 可以使用abort命令終止遷移: 可以使用status命令查看遷移進度: >在數據遷移結束后,執行commit命令來進行Brick替換: gluster volume replace-brick <VOLNAME> <BRICK> <NEW-BRICK> start gluster volume replace-brick <VOLNAME> <BRICK> <NEW-BRICK> pause gluster volume replace-brick <VOLNAME> <BRICK> <NEW-BRICK> abort gluster volume replace-brick <VOLNAME> <BRICK> <NEW-BRICK> status gluster volume replace-brick <VOLNAME> <BRICK> <NEW-BRICK> commit # 11 重新均衡卷 不遷移數據: gluster volume rebalance <VOLNAME> lay-outstart gluster volume rebalance <VOLNAME> start gluster volume rebalance <VOLNAME> startforce gluster volume rebalance <VOLNAME> status gluster volume rebalance <VOLNAME> stop # 12 磁盤配額 開啟/關閉系統配額: gluster volume quota <VOLNAME> enable | disable 設置目錄配額: gluster volume quota <VOLNAME> limit-usage <DIR> <VALUE> 查看配額: gluster volume quota <VOLNAME> list [<DIR>] # 13 地域復制(geo-replication): gluster volume geo-replication <MASTER> <SLAVE> start | status | stop # 14 IO信息查看: gluster volume profile <VOLNAME> start | info | stop # 15 Top監控: >Top命令允許你查看Brick的性能,例如:read,write, file open calls, file read calls, file write calls, directory opencalls, and directory real calls。所有的查看都可以設置top數,默認100。 gluster volume top <VOLNAME> open[brick <BRICK>] [list-cnt <COUNT>] >其中,open可以替換為read, write, opendir, readdir等。 gluster volume top <VOLNAME> read-perf [bs <BLOCK-SIZE> count <COUNT>] [brick <BRICK>] [list-cnt <COUNT>] >其中,read-perf可以替換為write-perf等。 ```
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