[Gllug] cpu percentage increasing

[salsaman]

salsaman wrote:

> Hi all,
> I have a question about a curious thing. I have a desktop system (dual 
> AMD 64) which is basically running one app - a video application. I 
> have it sitting there displaying two video clips, applying and effect 
> an mixing them.
>
> What I see in ps is quite strange. The app starts at about 90% CPU 
> usage, but slowly over time the usage goes up.
> Right now after about 8 hours, the usage is up to 97.6 %. Yet it's 
> just doing the same task over and over.
>
> I've had (and fixed) problems with memory leakage before, but "CPU 
> leakage" is a new one to me ! Is this normal, and if not what could be 
> causing it ?
>
> Gabriel.
>
Here is the first few lines from "top":

top - 18:40:09 up 10:04,  3 users,  load average: 1.21, 1.16, 1.10
Tasks:  69 total,   3 running,  65 sleeping,   0 stopped,   1 zombie
Cpu(s): 42.3% us,  8.0% sy,  0.0% ni, 49.7% id,  0.0% wa,  0.0% hi,  0.0% si
Mem:   1026928k total,  1014852k used,    12076k free,   151696k buffers
Swap:  1028120k total,     2568k used,  1025552k free,   688460k cached

  PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND
27736 foo        16   0  159m  29m  10m R 96.6  2.9 526:04.15 bar
 3062 root       15   0 79636  36m 7108 S  4.0  3.6  20:15.99 X
27809 foo        17   0 35604 1764 1348 S  0.7  0.2   1:17.95 jackd

Gabriel.

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