MySql教程
如何在MySQL中查询OS线程id（LWP）？
如何在MySQL中查询OS线程id（LWP）？
[root@LHRDB ~]# ps -Lf 16833
UID PID PPID LWP C NLWP STIME TTY STAT TIME CMD
mysql 16833 16666 16833 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16834 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16836 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16837 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16838 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16839 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16840 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16841 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16842 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16843 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16844 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16845 0 38 06:05 ? Sl 0:01 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16846 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16848 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16849 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16850 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16851 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16852 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16853 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16854 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16855 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16856 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16857 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16858 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16859 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16860 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 16861 0 38 06:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 18619 0 38 07:59 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 19060 0 38 09:56 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 19136 0 38 10:05 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 19193 0 38 10:33 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 19218 0 38 10:47 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 19219 0 38 10:47 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 19221 0 38 10:47 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 19222 0 38 10:47 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 19223 0 38 10:47 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 19230 0 38 10:49 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql 16833 16666 19231 0 38 10:49 ? Sl 0:00 /var/lib/mysql57/mysql5719/bin/mysqld --basedir=/var/lib/mysql57/mysql5719 --datadir=/var/lib/mysql57/mysql5719/data --plugin-dir=/var/lib/mysql57/m
mysql> SELECT a.THREAD_ID,
-> a.NAME,
-> a.TYPE,
-> a.PROCESSLIST_ID,
-> a.PROCESSLIST_USER,
-> a.PROCESSLIST_HOST,
-> a.PROCESSLIST_DB,
-> a.PROCESSLIST_COMMAND,
-> a.PROCESSLIST_TIME,
-> a.CONNECTION_TYPE,
-> a.THREAD_OS_ID
-> FROM performance_schema.threads a
-> where a.TYPE='FOREGROUND';
+-----------+--------------------------------+------------+----------------+------------------+------------------+--------------------+---------------------+------------------+-----------------+--------------+
| THREAD_ID | NAME | TYPE | PROCESSLIST_ID | PROCESSLIST_USER | PROCESSLIST_HOST | PROCESSLIST_DB | PROCESSLIST_COMMAND | PROCESSLIST_TIME | CONNECTION_TYPE | THREAD_OS_ID |
+-----------+--------------------------------+------------+----------------+------------------+------------------+--------------------+---------------------+------------------+-----------------+--------------+
| 27 | thread/sql/compress_gtid_table | FOREGROUND | 1 | NULL | NULL | NULL | Daemon | 154158 | NULL | 16861 |
| 32 | thread/sql/one_connection | FOREGROUND | 7 | root | localhost | NULL | Sleep | 1929 | Socket | 19060 |
| 33 | thread/sql/one_connection | FOREGROUND | 8 | root | 192.168.59.1 | NULL | Query | 0 | TCP/IP | 18619 |
| 35 | thread/sql/one_connection | FOREGROUND | 10 | root | 192.168.59.1 | NULL | Sleep | 4503 | TCP/IP | 19218 |
| 36 | thread/sql/one_connection | FOREGROUND | 11 | root | 192.168.59.1 | sys | Sleep | 3962 | TCP/IP | 19219 |
| 37 | thread/sql/one_connection | FOREGROUND | 12 | root | 192.168.59.1 | sys | Sleep | 4494 | TCP/IP | 19221 |
| 38 | thread/sql/one_connection | FOREGROUND | 13 | root | 192.168.59.1 | sys | Sleep | 4476 | TCP/IP | 19222 |
| 39 | thread/sql/one_connection | FOREGROUND | 14 | root | 192.168.59.1 | sys | Sleep | 4469 | TCP/IP | 19223 |
| 40 | thread/sql/one_connection | FOREGROUND | 15 | root | 192.168.59.1 | sys | Sleep | 4370 | TCP/IP | 19230 |
| 41 | thread/sql/one_connection | FOREGROUND | 16 | root | 192.168.59.1 | sys | Sleep | 4095 | TCP/IP | 19231 |
| 42 | thread/sql/one_connection | FOREGROUND | 17 | root | 192.168.59.1 | sys | Sleep | 4004 | TCP/IP | 19243 |
| 43 | thread/sql/one_connection | FOREGROUND | 18 | root | 192.168.59.1 | sys | Sleep | 3962 | TCP/IP | 19246 |
| 44 | thread/sql/one_connection | FOREGROUND | 19 | root | 192.168.59.1 | performance_schema | Sleep | 3914 | TCP/IP | 19247 |
| 45 | thread/sql/one_connection | FOREGROUND | 20 | root | 192.168.59.1 | performance_schema | Sleep | 3924 | TCP/IP | 19248 |
| 46 | thread/sql/one_connection | FOREGROUND | 21 | root | 192.168.59.1 | performance_schema | Sleep | 3921 | TCP/IP | 19249 |
| 47 | thread/sql/one_connection | FOREGROUND | 22 | root | 192.168.59.1 | performance_schema | Sleep | 3914 | TCP/IP | 19252 |
| 48 | thread/sql/one_connection | FOREGROUND | 23 | root | 192.168.59.1 | performance_schema | Sleep | 2237 | TCP/IP | 19293 |
| 49 | thread/sql/one_connection | FOREGROUND | 24 | root | 192.168.59.1 | performance_schema | Sleep | 2221 | TCP/IP | 19295 |
| 50 | thread/sql/one_connection | FOREGROUND | 25 | root | 192.168.59.1 | sys | Sleep | 20 | TCP/IP | 19304 |
| 51 | thread/sql/one_connection | FOREGROUND | 26 | root | 192.168.59.1 | sys | Sleep | 20 | TCP/IP | 19305 |
+-----------+--------------------------------+------------+----------------+------------------+------------------+--------------------+---------------------+------------------+-----------------+--------------+
20 rows in set (0.00 sec)
mysql> SELECT a.THREAD_ID,
-> a.NAME,
-> a.TYPE,
-> a.PROCESSLIST_ID,
-> a.PROCESSLIST_USER,
-> a.PROCESSLIST_HOST,
-> a.PROCESSLIST_DB,
-> a.PROCESSLIST_COMMAND,
-> a.PROCESSLIST_TIME,
-> a.CONNECTION_TYPE,
-> a.THREAD_OS_ID
-> FROM performance_schema.threads a
-> where a.TYPE='FOREGROUND'
-> and a.THREAD_OS_ID=19231;
+-----------+---------------------------+------------+----------------+------------------+------------------+----------------+---------------------+------------------+-----------------+--------------+
| THREAD_ID | NAME | TYPE | PROCESSLIST_ID | PROCESSLIST_USER | PROCESSLIST_HOST | PROCESSLIST_DB | PROCESSLIST_COMMAND | PROCESSLIST_TIME | CONNECTION_TYPE | THREAD_OS_ID |
+-----------+---------------------------+------------+----------------+------------------+------------------+----------------+---------------------+------------------+-----------------+--------------+
| 41 | thread/sql/one_connection | FOREGROUND | 16 | root | 192.168.59.1 | sys | Sleep | 4143 | TCP/IP | 19231 |
+-----------+---------------------------+------------+----------------+------------------+------------------+----------------+---------------------+------------------+-----------------+--------------+
1 row in set (0.00 sec)
mysql>
mysql> select @@version;
+-----------+
| @@version |
+-----------+
| 5.7.19 |
+-----------+
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