Parameter | Meaning | Unit | Dimension |
CpuUsageRate | CPU usage | % | uuid and shardId |
MemHitRate | Cache hit ratio | % | uuid and shardld |
DataDiskUsedRate | Disk space usage | % | uuid and shardId |
MemAvailable | Available memory | GB | uuid and shardId |
DataDiskAvailable | Available disk space | GB | uuid and shardId |
BinlogUsedDisk | Used binlog disk space | GB | uuid and shardId |
DiskIops | IO usage | % | uuid and shardId |
ConnActive | Total connections | Connections/sec | uuid and shardId |
ConnRunning | Active connections | Connections/sec | uuid and shardId |
TotalOrigSql | Total SQL statement executions | Executions/sec | uuid and shardId |
TotalErrorSql | Failed SQL statement executions | Executions/sec | uuid and shardId |
TotalSuccessSql | Successful SQL statement executions | Executions/sec | uuid and shardId |
LongQuery | Slow queries | Queries/sec | uuid and shardId |
TimeRange0 | Queries that take 1-5 ms to execute | Queries/sec | uuid and shardId |
TimeRange1 | Queries that take 5-20 ms to execute | Queries/sec | uuid and shardId |
TimeRange2 | Queries that take 20-30 ms to execute | Queries/sec | uuid and shardId |
TimeRange3 | Queries that take longer than 30 ms to execute | Queries/sec | uuid and shardId |
RequestTotal | Total queries (QPS) | Queries/sec | uuid and shardId |
SelectTotal | SELECT queries | Queries/sec | uuid and shardId |
UpdateTotal | UPDATE queries | Queries/sec | uuid and shardId |
InsertTotal | INSERT queries | Queries/sec | uuid and shardId |
ReplaceTotal | REPLACE queries | Queries/sec | uuid and shardId |
DeleteTotal | DELETE queries | Queries/sec | uuid and shardId |
MasterSwitchedTotal | Master-slave switchovers | Times/sec | uuid and shardId |
SlaveDelay | Master-slave synchronization delay | ms | uuid and shardId |
InnodbBufferPoolReads | InnoDB disk reads | Times/sec | uuid and shardId |
InnodbBufferPoolReadRequests | InnoDB buffer pool reads | Times/sec | uuid and shardId |
InnodbBufferPoolReadAhead | InnoDB buffer pool read-aheads | Times/sec | uuid and shardId |
InnodbRowsDeleted | Rows deleted by InnoDB | Rows/sec | uuid and shardId |
InnodbRowsInserted | Rows inserted by InnoDB | Rows/sec | uuid and shardId |
InnodbRowsRead | Rows read by InnoDB | Rows/sec | uuid and shardId |
InnodbRowsUpdated | Rows updated by InnoDB | Rows/sec | uuid and shardId |
DescribeBaseMetrics API.Parameter | Dimension Name | Dimension Description | Format |
Instances.N.Dimensions.0.Name | uuid | Dimension name for the database instance | Enter a string-type dimension name: uuid |
Instances.N.Dimensions.0.Value | uuid | The instance’s UUID | Enter an instance UUID, e.g., tdsqlshard-12345678 |
Instances.N.Dimensions.1.Name | shardId | Dimension name for an instance shard. You can pass in this parameter to query a shard’s monitoring data. If it is not passed in, all monitoring data of the instance is queried. | Enter a string-type dimension name: shardId. |
Instances.N.Dimensions.1.Value | shardId | An instance shard ID | Enter an instance shard ID, e.g., shard-0mzlzl89. |
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