Category: General

  • Run top
  • Check CPU, Ram and Swap
top - 11:40:32 up 8 min,  1 user,  load average: 11.90, 1.13, 0.56
Tasks: 156 total,   8 running, 148 sleeping,   0 stopped,   0 zombie
Cpu(s): 51.7%us, 17.3%sy,  0.0%ni, 26.7%id,  4.0%wa,  0.3%hi,  0.0%si,  0.0%st
Mem:   2059588k total,   815828k used,  1243760k free,    40584k buffers
Swap:  2064376k total,        0k used,  2064376k free,   437716k cached

  • If the load average is above 7 there are problems
  • If used memory is maxed out, the server needs more memory
  • If swap is maxed out, then the server needs more memory
  • Check which process in the top is at the top.
strace -p $pid
  • Check network usage
  • Check MySQL full process list
Show full process list;


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