[SAC] Webextra: Mapserver hyperactivity?

[Alex Mandel]

On 12/04/2013 02:34 PM, Markus Neteler wrote:
> Hi SAC,
> 
> munin cries for some days about
> 
> osgeo.org :: webextra.osgeo.org :: Load average
>         CRITICALs: load is 80.87 (outside range [:25]).
> 
> Does anyone have an idea why mapserver is "superactive" on webextra:
> 
> top - 05:49:09 up 2 days,  2:15,  1 user,  load average: 17.89, 13.10, 8.71
> Tasks: 169 total,  27 running, 142 sleeping,   0 stopped,   0 zombie
> %Cpu(s):  0.6 us, 99.4 sy,  0.0 ni,  0.0 id,  0.0 wa,  0.0 hi,  0.0 si,
>  0.0 st
> KiB Mem:   4040880 total,  1706088 used,  2334792 free,   315704 buffers
> KiB Swap:  4096568 total,        0 used,  4096568 free,  1004016 cached
> 
>   PID USER      PR  NI  VIRT  RES  SHR S  %CPU %MEM    TIME+  COMMAND
>   303 root      20   0     0    0    0 S  29.0  0.0   1:35.55 sync_supers
>  1495 root      20   0     0    0    0 S  25.7  0.0 102:05.27 kpktgend_0
> 29107 www-data  20   0  223m 1504  772 R  19.1  0.0   0:01.68 mapserv
> 29112 www-data  20   0 88268  692  384 R  17.8  0.0   0:01.35 mapserv
> 29115 www-data  20   0 99.0m  776  424 R  17.8  0.0   0:01.49 mapserv
> 29108 www-data  20   0  170m 1172  612 R  17.5  0.0   0:01.56 mapserv
> 29109 www-data  20   0  130m  956  512 R  17.2  0.0   0:01.54 mapserv
> 29117 www-data  20   0     8    4    0 R  15.5  0.0   0:00.52 mapserv
> 29110 www-data  20   0  201m 1400  724 R  13.2  0.0   0:01.46 mapserv
> 28938 www-data  20   0  179m 8320 1256 R  11.2  0.2   0:00.50 apache2
> 28968 www-data  20   0  181m 8308 1228 R  10.6  0.2   0:00.33 apache2
> 29118 www-data  20   0  4068  168  128 R  10.6  0.0   0:00.40 wms.cgi
> 27171 www-data  20   0  161m 8164 1356 R   9.6  0.2   0:01.84 apache2
> 29113 www-data  20   0 85804  680  380 R   9.2  0.0   0:01.12 mapserv
> 29116 www-data  20   0 73144  588  340 R   9.2  0.0   0:01.61 mapserv
> 29033 www-data  20   0  175m 8288 1268 R   8.6  0.2   0:00.82 apache2
> 29111 www-data  20   0  148m 1040  552 R   8.6  0.0   0:01.18 mapserv
> 29114 www-data  20   0  111m  840  456 R   8.6  0.0   0:01.16 mapserv
> 29026 www-data  20   0  172m 8028 1188 R   6.3  0.2   0:00.69 apache2
> 29034 www-data  20   0  181m 8296 1224 R   5.0  0.2   0:00.21 apache2
>  1497 root      20   0     0    0    0 S   3.0  0.0 105:01.31 kpktgend_
>  ....
> 
> I get continuously warnings from munin...
> Who is in charge of this installation?
> 
> best
> Markus
> 

That's Martin's baby, vmap0 used by flightgear etc... the one we round
robin dns with hyperquad or some other machine.

Thanks,
Alex