Varnish threads growing until no response

[Michael Dosser]

Hi,

Varnish is now 45 days up and running. Since that is by far the longest uptime in this configuration I think we can close this issue.

Thanks again for your help!

Best regards,
Michael Dosser

> Am 10.08.2016 um 16:23 schrieb Michael Dosser <mic at strg.at>:
> 
> Hi,
> 
> just an update - since we made those changes our Varnish instance is still up and running. I did some other changes:
> 
> - Removed „set beresp.ttl = 0s;“ in vcl_backend_response and added default_ttl=0 in Varnish startup
> - Removed the whole inline C-Code - replaced with Varnish own s-maxage handling
> 
> I’ll keep you informed if this solved our problems …
> 
> Michael Dosser
> 
>> Am 29.07.2016 um 14:44 schrieb Michael Dosser <mic at strg.at>:
>> 
>> Hi,
>> 
>>> Am 29.07.2016 um 14:20 schrieb Guillaume Quintard <guillaume at varnish-software.com>:
>>> 
>>> Silly question, but have you tried having more threads? And at the same time, thread_pool should be set to 2, unless you have a very valid reason to do otherwise.
>> 
>> thanks for your help. I’ll try these new settings! I didn’t think about changing the startup logic and always thought our problem is coming from our quite complex VCL.
>> 
>> Michael Dosser
>> 
>> PS: I changed the startup to:
>> 
>> varnishd -f /etc/varnish/fuf.vcl \
>>      -h critbit \
>>      -a 127.0.0.1:6081 \
>>      -T 127.0.0.1:6082 \
>>      -t 120 \
>>      -S /etc/varnish/secret \
>>      -s malloc,12G \
>>      -p thread_pool_min=500 \
>>      -p thread_pool_max=3000 \
>>      -p thread_pools=2 \
>>      -p thread_pool_add_delay=0 \
>>      -p vcc_allow_inline_c=on \
>>      -p feature=+esi_disable_xml_check \
>>      -p feature=+esi_ignore_other_elements \
>>      -p feature=+esi_ignore_https"
>> 
>> -- 
>> strg.at gmbh  michael.dosser at strg.at
>>   gumpendorferstrasse 132, top 9, 1060 wien
>>   tel +43 (1) 526 56 29  mobile +43 699 1 7777 164
>> 
>> 
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>> varnish-misc at varnish-cache.org
>> https://www.varnish-cache.org/lists/mailman/listinfo/varnish-misc
> 
> -- 
> strg.at gmbh  michael.dosser at strg.at
>    gumpendorferstrasse 132, top 9, 1060 wien
>    tel +43 (1) 526 56 29  mobile +43 699 1 7777 164
> 
> 
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> varnish-misc mailing list
> varnish-misc at varnish-cache.org
> https://www.varnish-cache.org/lists/mailman/listinfo/varnish-misc

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strg.at gmbh  michael.dosser at strg.at
    gumpendorferstrasse 132, top 9, 1060 wien
    tel +43 (1) 526 56 29  mobile +43 699 1 7777 164