[squid-users] Sudden but sustained high bandwidth usage
Eliezer Croitoru
eliezer at ngtech.co.il
Fri Mar 11 03:36:47 UTC 2016
Hey,
I wanted to ask something very specific, how often do you restart the
service if at all? what shutdown_flifetime
[http://www.squid-cache.org/Doc/config/shutdown_lifetime/] are you using?
Eliezer
On 09/03/2016 15:17, Heiler Bemerguy wrote:
>
> Hi Amos,
>
> Now you can help me on tracking it down.. lol... can you? I don't know
> what debug_options (apart of 88,3) I should enable.
> I just know that disabling range_offset will eliminate this issue,
> because it won't even try to cache range requests. Also, it didn't
> happen when I was using AUFS.
>
> Another examples:
> 2016/03/09 00:27:54.016 kid2| 88,3| client_side_reply.cc(463) cacheHit:
> clientCacheHit: http://au.download.windowsupdate.com/c/msdownload/upda
> te/software/secu/2016/02/ie11-windows6.1-kb3139929-x64_55bffa59079eb8da45400d6b0432262f96adb3b0.psf,
> 0 bytes
> 2016/03/09 00:27:54.016 kid2| 88,3| client_side_reply.cc(470) cacheHit:
> clientCacheHit: swapin failure for http://au.download.windowsupdate.co
> m/c/msdownload/update/software/secu/2016/02/ie11-windows6.1-kb3139929-x64_55bffa59079eb8da45400d6b0432262f96adb3b0.psf
>
>
> There are some 0 bytes responses (giving a swapin failure) that won't
> give me much trouble because files are small, like this:
> 2016/03/09 09:57:25.107 kid2| 88,3| client_side_reply.cc(463) cacheHit:
> clientCacheHit:
> http://www.mte.gov.br/images/Imagens/Noticias/2016/BRICS31.JPG, 0 bytes
> 2016/03/09 09:57:25.107 kid2| 88,3| client_side_reply.cc(470) cacheHit:
> clientCacheHit: swapin failure for
> http://www.mte.gov.br/images/Imagens/Noticias/2016/BRICS31.JPG
>
> Looking the source code:
> debugs(88, 3, "HIT object being deleted. Ignore the HIT.");
> return;
> }
>
> StoreEntry *e = http->storeEntry();
>
> HttpRequest *r = http->request;
>
> debugs(88, 3, "clientCacheHit: " << http->uri << ", " <<
> result.length << " bytes");
>
> if (http->storeEntry() == NULL) {
> debugs(88, 3, "clientCacheHit: request aborted");
>
> I don't get this "deleted", so the object is not being deleted, and
> "request aborted" is not being show too..
>
> Best Regards,
>
>
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