[squid-users] Squid performance not able to drive a 1Gbps internet link

[Marcus Kool]

On 08/03/2016 12:30 AM, Amos Jeffries wrote:


> If thats not fast enough, you may also wish to patch in a larger value
> for HTTP_REQBUF_SZ in src/defines.h to 64KB with a matching incease to
> read_ahead_gap in squid.conf. That has had some mixed results though,
> faster traffic, but also some assertions being hit.

I remember the thread about increasing the request buffer to 64K and it
looked so promising.
Is there any evidence of setting HTTP_REQBUF_SZ to 16K is stable in 3.5.x?

Marcus

> You may find that memory becomes your bottleneck at higher speeds.
> 8-16GB sounds like a lot for most uses, but when you have enough
> connections active to drive Gbps (with 4-6x 64KB I/O buffers) there are
> is lot of parallel pressures on the RAM.
>
> Amos