[PLUG] Troubleshooting mem-suck

[Paul Walker <starsinmypockets@gmail.com>]

Hmm.. I'm experiencing a lot of latency on my server. running `top` shows really high memory usage, but I'm unable to determine from the line items what process(es) are responsible for the suck... Does this make sense to any of you?

Tasks:  88 total,   1 running,  87 sleeping,   0 stopped,   0 zombie

Cpu(s):  0.0%us,  0.0%sy,  0.0%ni,100.0%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st

Mem:    768848k total,   651552k used,   117296k free,     9340k buffers

Swap:   524284k total,    23976k used,   500308k free,   428872k cached

  PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND           

 3362 root      20   0  2584 1088  816 S    0  0.1   0:00.49 top                

 3441 root      20   0  2580 1184  920 R    0  0.2   0:00.14 top                

    1 root      20   0  2732  192    8 S    0  0.0   0:18.56 init               

    2 root      20   0     0    0    0 S    0  0.0   0:00.03 kthreadd           

    3 root      20   0     0    0    0 S    0  0.0   0:41.86 ksoftirqd/0        

    5 root      20   0     0    0    0 S    0  0.0   0:00.06 kworker/u:0        

    6 root      RT   0     0    0    0 S    0  0.0   0:00.00 migration/0        

    7 root      RT   0     0    0    0 S    0  0.0   0:00.00 migration/1        

    8 root      20   0     0    0    0 S    0  0.0   0:00.00 kworker/1:0        

    9 root      20   0     0    0    0 S    0  0.0   0:19.80 ksoftirqd/1        

   10 root      RT   0     0    0    0 S    0  0.0   0:00.00 migration/2        

   11 root      20   0     0    0    0 S    0  0.0   0:00.00 kworker/2:0        

   12 root      20   0     0    0    0 S    0  0.0   0:14.40 ksoftirqd/2        

   13 root      RT   0     0    0    0 S    0  0.0   0:00.00 migration/3        

   14 root      20   0     0    0    0 S    0  0.0   0:00.00 kworker/3:0        

   15 root      20   0     0    0    0 S    0  0.0   0:13.73 ksoftirqd/3        

   16 root       0 -20     0    0    0 S    0  0.0   0:00.00 khelper            

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