4. ClustrixDB CLX命令详解
Clustrix提供了一个名为clx的实用程序来管理其分布式ClustrixDB数据库。
命令在 /opt/clustrix/bin/ 下面
sudo su - clxm 用户即可使用
clx help : 输出帮助信息
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx status
Cluster Name: cld32d48dc6ff9c79d
Cluster Version: 9.2
Cluster Status: OK
Cluster Size: 3 nodes - 8 CPUs per Node
Current Node: ip-10-1-3-151 - nid 1
集群节点 主机名 状态 集群IP 节点TPS 磁盘使用 磁盘预分配
nid | Hostname | Status | IP Address | TPS | Used | Total
----+----------------+--------+-------------+-----+-----------------+--------
1 | ip-10-1-3-151 | OK | 10.1.3.151 | 0 | 131.7M (0.19%) | 68.9G
2 | ip-10-1-3-242 | OK | 10.1.3.242 | 0 | 131.1M (0.19%) | 68.9G
3 | ip-10-1-3-88 | OK | 10.1.3.88 | 18 | 131.0M (0.19%) | 68.9G
----+----------------+--------+-------------+-----+-----------------+--------
18 | 393.8M (0.19%) | 206.6G
clx alters: 查看集群正在做alter操作的状态
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx alter
Table | Est Completion | Rows Read | Est. Total Rows | Start Time | Est. Complete time
---------+----------------+-----------+-----------------+----------------------+---------------------
sbtest1 | 31.6% | 300501 | 949760 | 2019-11-27 10:02:26 | 2019-11-27 10:02:29
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx alter
Table | Est Completion | Rows Read | Est. Total Rows | Start Time | Est. Complete time
---------+----------------+-----------+-----------------+----------------------+---------------------
sbtest1 | 62.4% | 592977 | 949760 | 2019-11-27 10:02:26 | 2019-11-27 10:02:29
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx alter
Table | Est Completion | Rows Read | Est. Total Rows | Start Time | Est. Complete time
---------+----------------+-----------+-----------------+----------------------+---------------------
sbtest1 | 84.5% | 802508 | 949760 | 2019-11-27 10:02:26 | 2019-11-27 10:02:29
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx alter
Table | Est Completion | Rows Read | Est. Total Rows | Start Time | Est. Complete time
---------+----------------+-----------+-----------------+----------------------+---------------------
sbtest1 | 97.1% | 922622 | 949760 | 2019-11-27 10:02:26 | 2019-11-27 10:02:29
clx cmd: 集群执行shell命令
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx cmd 'date'
--------------------------------------------------------------------------------
{nid: 1, hostname: ip-10-1-3-151, ip: 10.1.3.151}
Wed Nov 27 10:04:22 UTC 2019
--------------------------------------------------------------------------------
{nid: 2, hostname: ip-10-1-3-242, ip: 10.1.3.242}
Wed Nov 27 10:04:23 UTC 2019
--------------------------------------------------------------------------------
{nid: 3, hostname: ip-10-1-3-88, ip: 10.1.3.88}
Wed Nov 27 10:04:23 UTC 2019
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx cmd 'df -lh | grep data'
--------------------------------------------------------------------------------
{nid: 1, hostname: ip-10-1-3-151, ip: 10.1.3.151}
/dev/xvdf 99G 79G 16G 84% /data
--------------------------------------------------------------------------------
{nid: 2, hostname: ip-10-1-3-242, ip: 10.1.3.242}
/dev/xvdf 99G 79G 16G 84% /data
--------------------------------------------------------------------------------
{nid: 3, hostname: ip-10-1-3-88, ip: 10.1.3.88}
/dev/xvdf 99G 79G 16G 84% /data
clx dbstop: 集群关闭
clx --node=3 dbstop: 关闭集群nid=3的节点
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx --node=3 dbstop
Success: stop_job krobix run on ip-10-1-3-88.
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx s
Cluster Name: cld32d48dc6ff9c79d
Cluster Version: 9.2
Cluster Status: ATTN
Cluster Size: 3 nodes - 8 CPUs per Node
Current Node: ip-10-1-3-151 - nid 1
nid | Hostname | Status | IP Address | Zone | TPS | Used | Total
----+----------------+---------+-------------+------+-----+-----------------+--------
1 | ip-10-1-3-151 | OK | 10.1.3.151 | 0 | 1 | 140.6M (0.20%) | 68.9G
2 | ip-10-1-3-242 | OK | 10.1.3.242 | 0 | 0 | 145.8M (0.21%) | 68.9G
3 | ip-10-1-3-88 | DOWN | 10.1.3.88 | 0 | 0 | 0 (0.00%) | 0
----+----------------+---------+-------------+------+-----+-----------------+--------
1 | 286.4M (0.20%) | 137.8G
clx dbstart: 集群重启
clx --node=3 dbstart：启动集群nid=3的节点
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx --node=3 dbstart
Success: start_job krobix run on ip-10-1-3-88.
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx s
Cluster Name: cld32d48dc6ff9c79d
Cluster Version: 9.2
Cluster Status: OK
Cluster Size: 3 nodes - 8 CPUs per Node
Current Node: ip-10-1-3-151 - nid 1
nid | Hostname | Status | IP Address | TPS | Used | Total
----+----------------+--------+-------------+-----+-----------------+--------
1 | ip-10-1-3-151 | OK | 10.1.3.151 | 3 | 136.1M (0.19%) | 68.9G
2 | ip-10-1-3-242 | OK | 10.1.3.242 | 0 | 141.6M (0.20%) | 68.9G
3 | ip-10-1-3-88 | OK | 10.1.3.88 | 0 | 140.2M (0.20%) | 68.9G
----+----------------+--------+-------------+-----+-----------------+--------
3 | 417.9M (0.20%) | 206.6G
clx dbrestart: 集群重启
clx disks: 查看集群磁盘信息
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx disks
nid | Hostname | Status | Read IOPS | Write IOPS | Sync IOPS | Total IOPS
----+----------------+--------+-----------+------------+-----------+-----------
1 | ip-10-1-3-151 | OK | 15 | 0 | 0 | 15
2 | ip-10-1-3-242 | OK | 15 | 0 | 0 | 16
3 | ip-10-1-3-88 | OK | 15 | 0 | 0 | 15
----+----------------+--------+-----------+------------+-----------+-----------
47 | 0 | 0 | 47
clx space: 查看集群空间信息
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx space
nid | Hostname | Status | Undo | Perm | Temp | Used | DB Total | FS Free
----+----------------+--------+-----------------+-----------------+------------+-----------------+----------+--------
1 | ip-10-1-3-151 | OK | 256.0K (0.00%) | 138.2M (0.20%) | 0 (0.00%) | 138.7M (0.20%) | 68.9G | 15.2G
2 | ip-10-1-3-242 | OK | 256.0K (0.00%) | 137.6M (0.20%) | 0 (0.00%) | 138.2M (0.20%) | 68.9G | 15.2G
3 | ip-10-1-3-88 | OK | 256.0K (0.00%) | 137.7M (0.20%) | 0 (0.00%) | 138.2M (0.20%) | 68.9G | 15.2G
----+----------------+--------+-----------------+-----------------+------------+-----------------+----------+--------
768.0K (0.00%) | 413.5M (0.20%) | 0 (0.00%) | 415.0M (0.20%) | 206.6G | 45.6G
clx cache：立即使用节点信息更新文件系统缓存。通常不需要执行此命令
clx pull: 拷贝其他节点文件到本地
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx -n 3 pull t.txt
--------------------------------------------------------------------------------
{nid: 3, hostname: ip-10-1-3-88, ip: 10.1.3.88}
Copied ip-10-1-3-88:/home/clxm/t.txt to /home/clxm/t.txt.ip-10-1-3-88 in 0.00 seconds
clxm@p2cn1uclx101m_10.248.100.241 ~]$ ls
a.log tttt.txt t.txt.ip-10-1-3-88
clx push: 发送本地文件到其他节点
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx -n 2 -n 3 push b.log
--------------------------------------------------------------------------------
{nid: 2, hostname: ip-10-1-3-242, ip: 10.1.3.242}
b.log pushed to ip-10-1-3-242:/home/clxm/b.log in 0.02 seconds
--------------------------------------------------------------------------------
{nid: 3, hostname: ip-10-1-3-88, ip: 10.1.3.88}
b.log pushed to ip-10-1-3-88:/home/clxm/b.log in 0.02 seconds
clx slave: 查看从库状态（在slave上执行）
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx slave
Slave | NID | Enabled | master_log_file | log_file_seq | log_file_pos | seconds_behind_master | TPS
---------+-----+---------+-----------------+--------------+--------------+-----------------------+----
default | 4 | True | clustrix-bin | 1 | 451 | 0 | 0
clx debugdump: 从集群中收集详细的调试信息
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx debugdump a.log
Dumped debug information to a.log in 1.212 seconds
clx cp: 集群执行cp命令，具体option参考debug输出日志
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx cp "version"
--------------------------------------------------------------------------------
{nid: 1, hostname: ip-10-1-3-151, ip: 10.1.3.151}
clustrix-9.2
--------------------------------------------------------------------------------
{nid: 2, hostname: ip-10-1-3-242, ip: 10.1.3.242}
clustrix-9.2
--------------------------------------------------------------------------------
{nid: 3, hostname: ip-10-1-3-88, ip: 10.1.3.88}
clustrix-9.2
clxm@p2cn1uclx101m_10.248.100.241 ~]$ clx cp "device list"
--------------------------------------------------------------------------------
{nid: 1, hostname: ip-10-1-3-151, ip: 10.1.3.151}
Device manifest:
Devid Path Status
------------------------------------
1 /data/clustrix/device1 online
--------------------------------------------------------------------------------
{nid: 2, hostname: ip-10-1-3-242, ip: 10.1.3.242}
Device manifest:
Devid Path Status
------------------------------------
1 /data/clustrix/device1 online
--------------------------------------------------------------------------------
{nid: 3, hostname: ip-10-1-3-88, ip: 10.1.3.88}
Device manifest:
Devid Path Status
------------------------------------
1 /data/clustrix/device1 online
clx logdump: 导出集群日志
clx logdump user > user.log 导出集群用户登录登出日志
clx logdump debug > debug.log 导出集群debug日志
clx logdump nanny > nanny.log 导出集群nanny日志
clx logdump query > query.log 导出集群慢SQL日志
clx logdump clustrix > clustrix.log 导出集群通用日志
clx -s '2019-11-27 09:00:00' -e '2019-11-27 10:00:00' logdump query 导出某一时间段日志，-s 开始时间，-e结束时间
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