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- 【TiDB 版本】:5.7.25-TiDB-v3.0.9
- 【问题描述】:从2.1.0升级到3.0.9后,发现grafana 监控异常,比如tidb监控数据正常,但是tikv,tipd升级后的监控数据就没的。
系统信息
+--------------+---------------------------+
| Host | Release |
+--------------+---------------------------+
| test-tidb002 | 3.10.0-693.2.2.el7.x86_64 |
| test-tidb003 | 3.10.0-693.2.2.el7.x86_64 |
| test-tidb001 | 3.10.0-693.2.2.el7.x86_64 |
+--------------+---------------------------+
TiDB 集群信息
+--------------------+--------------+------+----+------+
| TiDB_version | Clu_replicas | TiDB | PD | TiKV |
+--------------------+--------------+------+----+------+
| 5.7.25-TiDB-v3.0.9 | 3 | 2 | 3 | 3 |
+--------------------+--------------+------+----+------+
集群节点信息
+------------+--------------+
| Node_IP | Server_info |
+------------+--------------+
| instance_0 | tikv+pd |
| instance_1 | tidb+pd+tikv |
| instance_2 | tidb+pd+tikv |
+------------+--------------+
容量 & region 数量
+---------------------+-----------------+--------------+
| Storage_capacity_GB | Storage_uesd_GB | Region_count |
+---------------------+-----------------+--------------+
| 2639.53 | 1.05 | 93 |
+---------------------+-----------------+--------------+
QPS
+---------+----------------+-----------------+
| Clu_QPS | Duration_99_MS | Duration_999_MS |
+---------+----------------+-----------------+
| 145.20 | 1874.54 | 2030.65 |
+---------+----------------+-----------------+
热点 region 信息
+---------+----------+-----------+
| Store | Hot_read | Hot_write |
+---------+----------+-----------+
| store-1 | 0 | 0 |
| store-5 | 0 | 0 |
| store-4 | 1 | 0 |
+---------+----------+-----------+
磁盘延迟信息
+--------+------------+-------------+--------------+
| Device | Instance | Read_lat_MS | Write_lat_MS |
+--------+------------+-------------+--------------+
| vda | instance_0 | nan | 1.00 |
| vda | instance_1 | nan | 1.00 |
| vda | instance_2 | 45.00 | 0.80 |
| vdb | instance_0 | nan | 0.00 |
| vdb | instance_1 | nan | 0.00 |
| vdb | instance_2 | nan | 0.00 |
+--------+------------+-------------+--------------+
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