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linux_wiki:high_system_load [2016/03/14 11:28] billdozor [Traffic/Bridge analogy] |
linux_wiki:high_system_load [2019/05/25 23:50] (current) |
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**Checklist** | **Checklist** | ||
- | * Distro: Enterprise Linux 6.x | + | * Distro(s): Enterprise Linux 6 |
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====== Understanding System Load ====== | ====== Understanding System Load ====== | ||
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- | ==== High CPU ==== | + | ===== High CPU ===== |
Clues that you should investigate high CPU usage: | Clues that you should investigate high CPU usage: | ||
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- | ==== High Memory Use ==== | + | ===== High Memory Use ===== |
Notes on Linux memory management | Notes on Linux memory management | ||
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- | ==== Disk I/O ==== | + | ===== Disk I/O ===== |
* I/O wait (wa) is the percentage of time a CPU is waiting on disk. | * I/O wait (wa) is the percentage of time a CPU is waiting on disk. |