[ale] Can anyone help with an understanding

James P. Kinney III jkinney at localnetsolutions.com
Thu Apr 25 22:22:54 EDT 2002


Which version of apache are you running? Some of the earlier 1.0.x
version were a bit loose on freeing memory after a child was terminated.
I am hoping that nearly everything on the RedHat 6.0 stuff has been
upgraded to 6.2 functionality and security fixes. 

Check the compatibility of PHP4 with older versions of apache. 350 Megs
recovered from 15 instances of apache with mod_php is a bit high.

On Thu, 2002-04-25 at 11:32, Robert L. Harris wrote:
> 
> I'm trying to track down what I think might be a memory leak in a RedHat
> 6.0 and PHP4 setup.  No upgrading isn't a possibility yet, but if I'm
> right we'll likely be doing a project plan.  
> 
> At any rate I'm seeing this while the system is running.
> 
>  0  0  0      0  62040  16304 125312   0   0     0     0  616   877   6 2  92
>  0  0  0      0  62036  16304 125316   0   0     0     7  131    97   0 1  99
>  0  0  0      0  62036  16304 125316   0   0     0     0  111    54   0 0 100
>  0  0  0      0  62016  16304 125336   0   0     0     0  500   772   5 2  93
>  0  0  0      0  62012  16304 125340   0   0     0     7  131    98   0 0 100
>  0  0  0      0  62012  16304 125340   0   0     0     0  110    54   0 0 100
>  0  0  0      0  61992  16304 125364   0   0     0     0  500   785   5 2  92
>  0  0  0      0  61988  16304 125364   0   0     0     8  188   160   1 1  98
>  0  0  0      0  61984  16304 125368   0   0     0     0  111    57   0 0 100
>  0  0  0      0  61992  16304 125384   0   0     0     0  480   754   6 2  92
>  0  0  0      0  61988  16304 125388   0   0     0     7  132   100   0 0  99
>  0  0  0      0  61988  16304 125388   0   0     0     0  111    54   0 0 100
>  0  0  0      0  61916  16304 125408   0   0     0     0  489   769   5 2  92
>  0  0  0      0  61908  16304 125416   0   0     0     7  126    59   0 0  99
>  0  0  0      0  61908  16304 125416   0   0     0     0  113    53   0 1  99
>  0  0  0      0  61964  16304 125432   0   0     0     0  492   707   5 2  93
>  0  0  0      0  61960  16304 125436   0   0     0     7  131    97   0 0  99
>  1  0  0      0  61932  16304 125444   0   0     0     0  269   286   1 1  98
>  0  0  0      0  61936  16304 125456   0   0     0     0  394   596   6 2  92
>  0  0  0      0  61932  16304 125460   0   0     0     8  132   101   0 0  99
>  1  0  0      0  61880  16304 125468   0   0     0     0  286   322   1 2  98
> 
> 
> This is with the the site under a constant load.  Memory is slowly eaten
> away.  I stopped apache and got back about 350 megs on the spot.  We
> restarted apache and about 80 megs was used on the spot, about 80 more
> within a minute.  The box is sitting idle with no users or hits to the site 
> and I'm getting this now:
> 
> 
>  0  0  0   1116 275628  56908  82820   0   0     0     0  108    50   0 0 100
>  0  0  0   1116 275408  56908  82820   0   0     0     0  107    52   0 0 100
>  0  0  0   1116 275188  56908  82820   0   0     0     0  108    52   0 0 100
>  0  0  0   1116 274968  56908  82820   0   0     0     0  108    52   0 0 100
>  0  0  0   1116 274748  56908  82820   0   0     0     0  108    53   0 0 100
>  0  0  0   1116 274528  56908  82820   0   0     0     0  108    53   0 0  99
>  0  0  0   1116 274308  56908  82820   0   0     0     0  108    50   0 0 100
>  0  0  0   1116 274084  56908  82824   0   0     0     0  110    52   0 0  99
>  0  0  0   1116 273860  56908  82824   0   0     0     0  110    54   0 1  99
>  0  0  0   1116 273640  56908  82824   0   0     0     1  108    51   0 0  99
>  0  0  0   1116 273640  56908  82824   0   0     0     0  103    10   0 0 100
>  0  0  0   1116 273420  56908  82824   0   0     0     0  108    51   0 0  99
>  0  0  0   1116 273200  56908  82824   0   0     0     0  108    51   0 0 100
>  0  0  0   1116 272980  56908  82824   0   0     0     0  108    52   0 0  99
>  0  0  0   1116 272760  56908  82824   0   0     0     0  108    49   0 0 100
>  0  0  0   1116 272540  56908  82824   0   0     0     0  108    52   0 0 100
>  0  0  0   1116 272320  56908  82824   0   0     0     0  107    51   0 0 100
>  0  0  0   1116 271072  56908  82836   0   0     0     0  214   281   0 1  99
> 
> 
> Very slowly memory is just being eaten away.
> 
> 
> Has anyone seen this?  Should I?
> 
> 
> :wq!
> ---------------------------------------------------------------------------
> Robert L. Harris                |  Micros~1 :  
> Senior System Engineer          |    For when quality, reliability 
>   at RnD Consulting             |      and security just aren't
>                                 \_       that important!
> DISCLAIMER:
>       These are MY OPINIONS ALONE.  I speak for no-one else.
> FYI:
>  perl -e 'print $i=pack(c5,(41*2),sqrt(7056),(unpack(c,H)-2),oct(115),10);'
> 
> 
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-- 
James P. Kinney III   \Changing the mobile computing world/
President and CEO      \          one Linux user         /
Local Net Solutions,LLC \           at a time.          /
770-493-8244             \.___________________________./

GPG ID: 829C6CA7 James P. Kinney III (M.S. Physics)
<jkinney at localnetsolutions.com>
Fingerprint = 3C9E 6366 54FC A3FE BA4D 0659 6190 ADC3 829C 6CA7 



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