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Performance Insights 的计数器指标
计数器指标是 Performance Insights 控制面板中的操作系统指标。为帮助确定和分析性能问题，您可将计数器指标与数据库负载相关联。
Performance Insights 操作系统计数器
以下操作系统计数器可用于 Amazon DocumentDB Performance Insights。
| 计数器 | 类型 | 指标 |
|---|---|---|
| active | memory | os.memory.active |
| buffers | memory | os.memory.buffers |
| cached | memory | os.memory.cached |
| dirty | memory | os.memory.dirty |
| free | memory | os.memory.free |
| inactive | memory | os.memory.inactive |
| mapped | memory | os.memory.mapped |
| pageTables | memory | os.memory.pageTables |
| slab | memory | os.memory.slab |
| total | memory | os.memory.total |
| writeback | memory | os.memory.writeback |
| idle | cpuUtilization | os.cpuUtilization.idle |
| system | cpuUtilization | os.cpuUtilization.system |
| total | cpuUtilization | os.cpuUtilization.total |
| user | cpuUtilization | os.cpuUtilization.user |
| wait | cpuUtilization | os.cpuUtilization.wait |
| one | loadAverageMinute | os。 loadAverageMinute.one |
| fifteen | loadAverageMinute | os。 loadAverageMinute。十五 |
| five | loadAverageMinute | os。 loadAverageMinute.five |
| cached | swap | os.swap.cached |
| free | swap | os.swap.free |
| in | swap | os.swap.in |
| out | swap | os.swap.out |
| total | swap | os.swap.total |
| rx | network | os.network.rx |
| tx | network | os.network.tx |
| num VCPUs | general | os.general.num VCPUs |