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