--- title: "GV$SYSTEM_EVENT - OceanBase 数据库 V4.2.5 | OceanBase 文档中心" description: GV$SYSTEM_EVENT 说明 该视图从 V1.4 版本开始引入。 功能描述 展示当前租户在所有 OBServer 节点上的等待事件，统计每一类等待事件的发生次数、等待时间、超时次数等。 字段说明 字段名称 类型 是否可以为 NULL 描述 CON_ID bigint(20) NO 租户 ID SVR_IP v… --- 切换语言 - 中文站 - 简体中文 - International - English - 日本站 - 日本語 文档反馈![](https://mdn.alipayobjects.com/huamei_22khvb/afts/img/A*P8CuR4UJ_FkAAAAAAAAAAAAADiGDAQ/original) OceanBase 数据库分布式版 - V 4.2.5 LTS # GV$SYSTEM_EVENT 更新时间：2026-07-15 20:42:47 [编辑](https://github.com/oceanbase/oceanbase-doc/edit/V4.2.5/zh-CN/700.reference/700.system-views/400.system-view-of-mysql-mode/300.performance-view-of-mysql-mode/6100.gv-system_event-of-mysql-mode.md) #### 说明 该视图从 V1.4 版本开始引入。 ## 功能描述 展示当前租户在所有 OBServer 节点上的等待事件，统计每一类等待事件的发生次数、等待时间、超时次数等。 ## 字段说明 | **字段名称** | **类型** | **是否可以为 NULL** | **描述** | | --- | --- | --- | --- | | CON_ID | bigint(20) | NO | 租户 ID | | SVR_IP | varchar(46) | NO | 信息所在 Server 的 IP | | SVR_PORT | bigint(20) | NO | 信息所在 Server 的端口号 | | EVENT_ID | bigint(20) | NO | 等待事件的 ID | | EVENT | varchar(64) | NO | 等待事件的描述 | | WAIT_CLASS_ID | bigint(20) | NO | 等待事件的所属 Class ID | | WAIT_CLASS# | bigint(20) | NO | 等待事件的所属的 Class下标 | | WAIT_CLASS | varchar(64) | NO | 等待事件所属的 Class | | TOTAL_WAITS | bigint(20) | NO | 该等待事件的总等待次数 | | TOTAL_TIMEOUTS | bigint(20) | NO | 该等待事件的总超时次数 | | TIME_WAITED | double | NO | 该等待事件的总等待时间，单位为 10 ms | | AVERAGE_WAIT | double | NO | 该等待事件的平均等待时间，单位为 10 ms | | TIME_WAITED_MICRO | bigint(20) | NO | 该等待事件的总等待时间，单位为微秒 | ## 查询示例 用户租户下，查看本租户在所有节点的所有等待事件，展示前 10 条记录。 ```shell obclient [oceanbase]> SELECT * FROM oceanbase.GV$SYSTEM_EVENT LIMIT 10; ``` 查询结果如下： ```shell +--------+----------------+----------+----------+----------------------------+---------------+-------------+---------------+-------------+----------------+-------------+----------------------+-------------------+ | CON_ID | SVR_IP | SVR_PORT | EVENT_ID | EVENT | WAIT_CLASS_ID | WAIT_CLASS# | WAIT_CLASS | TOTAL_WAITS | TOTAL_TIMEOUTS | TIME_WAITED | AVERAGE_WAIT | TIME_WAITED_MICRO | +--------+----------------+----------+----------+----------------------------+---------------+-------------+---------------+-------------+----------------+-------------+----------------------+-------------------+ | 1002 | 11.xxx.xxx.xxx | 28825 | 10001 | db file data read | 108 | 8 | USER_IO | 6466 | 0 | 248.8259 | 0.038482199195793376 | 2488259 | | 1002 | 11.xxx.xxx.xxx | 28825 | 11001 | db file compact read | 109 | 9 | SYSTEM_IO | 480081 | 0 | 30589.1178 | 0.06371657657770252 | 305891178 | | 1002 | 11.xxx.xxx.xxx | 28825 | 11002 | db file compact write | 109 | 9 | SYSTEM_IO | 2426062 | 0 | 63913.4377 | 0.026344519513516143 | 639134377 | | 1002 | 11.xxx.xxx.xxx | 28825 | 11016 | palf read | 109 | 9 | SYSTEM_IO | 541222 | 0 | 8143.9096 | 0.015047262675944438 | 81439096 | | 1002 | 11.xxx.xxx.xxx | 28825 | 11017 | palf write | 109 | 9 | SYSTEM_IO | 19637686 | 0 | 483846.5034 | 0.024638671959618868 | 4838465034 | | 1002 | 11.xxx.xxx.xxx | 28825 | 13000 | sync rpc | 107 | 7 | NETWORK | 1533 | 0 | 1351.2232 | 0.88142413568167 | 13512232 | | 1002 | 11.xxx.xxx.xxx | 28825 | 13001 | mysql response wait client | 106 | 6 | IDLE | 20 | 0 | 0.037 | 0.00185 | 370 | | 1002 | 11.xxx.xxx.xxx | 28825 | 13004 | wait in request queue | 102 | 2 | CONFIGURATION | 11518452 | 0 | 26999.07 | 0.002343984243716083 | 269990700 | | 1002 | 11.xxx.xxx.xxx | 28825 | 15101 | default condition wait | 104 | 4 | CONCURRENCY | 5465549 | 0 | 206549.5945 | 0.03779118886318648 | 2065495945 | | 1002 | 11.xxx.xxx.xxx | 28825 | 15102 | sleep wait | 106 | 6 | IDLE | 103 | 0 | 1023.8728 | 9.940512621359224 | 10238728 | +--------+----------------+----------+----------+----------------------------+---------------+-------------+---------------+-------------+----------------+-------------+----------------------+-------------------+ 10 rows in set ``` ## 相关视图或文档 - 查看所有 Session 的当前或上一次等待事件： - [GV$SESSION_WAIT](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000001501555) - [V$SESSION_WAIT](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000001501520) - 查看 Session 级别的所有等待事件： - [GV$SESSION_EVENT](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000001501581) - [V$SESSION_EVENT](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000001501551) - 查看租户所有等待事件的定义：[V$EVENT_NAME](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000001501591) - 有关等待事件的详细说明，参见 [常见等待事件说明](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000001499698)。 上一篇 下一篇 ![有帮助](https://gw.alipayobjects.com/mdn/ob_asset/afts/img/A*y6ocSqN8cqsAAAAAAAAAAAAAARQnAQ)![无帮助](https://gw.alipayobjects.com/mdn/ob_asset/afts/img/A*BG9IQJyLHF8AAAAAAAAAAAAAARQnAQ)![反馈](https://gw.alipayobjects.com/mdn/ob_asset/afts/img/A*eTWdQKCRKHwAAAAAAAAAAAAAARQnAQ)[AI](https://www.oceanbase.com/obi) 咨询热线