[cisco-nas] AS5300 NAS high CPU utilisation

[Mounir Mohamed]

If this process takes high CPU utilization, check whether "logging
synchronous" is configured under "line con 0".

Please check the below URL
http://www.cisco.com/warp/public/63/highcpu_processes.html#tty


Best Regards,
Mounir Mohamed

On 3/29/06, Souphonh Phounsavath <souphonh at laopdr.com> wrote:
>
> Dear All,
>
> I got very high CPU utilisation on AS5300 NAS while only 10 users are
> online. The process that uses 94% of CPU is TTY Background as below:
>
> PID Runtime(ms)   Invoked      uSecs   5Sec   1Min   5Min TTY Process
>    1           0         1          0  0.00%  0.00%  0.00%   0 Chunk
> Manager
>    2      741616   5218495        142  0.00%  0.00%  0.00%   0 Load Meter
>    3    11629672   1851679       6280  0.00%  0.08%  0.01%   0 PPP auth
>    4    65427436   4125682      15858  0.00%  0.36%  0.30%   0 Check heaps
>    5           0         9          0  0.00%  0.00%  0.00%   0 Chunk
> Manager
>    6      103368    169450        610  0.00%  0.00%  0.00%   0 Pool
> Manager
>    7           0         2          0  0.00%  0.00%  0.00%   0 Timers
>    8       87464   5030762         17  0.00%  0.00%  0.00%   0
> ALARM_TRIGGER_SC
>    9      237396    249020        953  0.00%  0.00%  0.00%   0 Serial
> Backgroun
>   10           0         1          0  0.00%  0.00%  0.00%   0 RM PROCESS
>   11           0         1          0  0.00%  0.00%  0.00%   0 RM PROCESS
>   12           0         1          0  0.00%  0.00%  0.00%   0 RM PROCESS
>   13           0         1          0  0.00%  0.00%  0.00%   0 RM PROCESS
>   14           0         2          0  0.00%  0.00%  0.00%   0 CAS Process
>   15     1248236   2614131        477  0.00%  0.00%  0.00%   0 ARP Input
>   16      365476   6342439         57  0.00%  0.00%  0.00%   0 HC Counter
> Timer
>   17       65124    513573        126  0.00%  0.00%  0.00%   0 DDR Timers
>   18           0         2          0  0.00%  0.00%  0.00%   0 Dialer
> event
>   19           4         2       2000  0.00%  0.00%  0.00%   0 Entity MIB
> API
>   20           0         1          0  0.00%  0.00%  0.00%   0 SERIAL
> A'detect
>   21           0         2          0  0.00%  0.00%  0.00%   0 Critical
> Bkgnd
>   22    20308172  10414340       1950  0.00%  0.08%  0.07%   0 Net
> Background
>   23      153652   1724628         89  0.00%  0.00%  0.00%   0 Logger
> *  24  1377289684  39898572      34520 97.96% 94.87% 94.02%   0 TTY
> Background
> *
> Anyone has any idea, please suggest.
>
> Regards,
> Souphonh
>
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>
>


--
Best Reagrds,
Mounir Mohamed
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