2 articles tagged "buffers"

How do I find out Linux Resource utilization to detect system bottlenecks?
Q. How can I find out Linux Resource utilization using vmstat command? How do I get information about high disk I/O and memory usage?
A. vmstat command reports information about processes, memory, paging, block IO, traps, and cpu activity. However, a real advantage of vmstat command output - is to the point and (concise) easy to [...]
Howto Reboot or halt Linux system in emergency
Linux kernel includes magic system request keys. It was originally developed for kernel hackers. However, you can use this hack to reboot, shutdown or halt computer safely (remember safe reboot/shutdown == flush filesystem buffers and unmount file system and then reboot so that data loss can be avoided).
This is quite useful when Linux based [...]

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