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Subject: Re: Can ATS keep more than 500mbit/s traffic for single instance?
From: Leif Hedstrom <zwoop@apache.org>
In-Reply-To: <D8653E6A-DBD7-4730-B61B-32D6B891B0FD@apache.org>
Date: Fri, 22 Nov 2013 21:06:54 -0700
Cc: James Peach <jpeach@apache.org>
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On Nov 22, 2013, at 9:02 PM, Leif Hedstrom <zwoop@apache.org> wrote:

>=20
> On Nov 21, 2013, at 9:11 PM, James Peach <jpeach@apache.org> wrote:
>=20
>>=20
>> On Nov 21, 2013, at 7:57 PM, Adam W. Dace <colonelforbin74@gmail.com> =
wrote:
>>=20
>>> Also, once you've gotten past your immediate problem and are looking =
to deploy my Wiki page may help:
>>>=20
>>> https://cwiki.apache.org/confluence/display/TS/WebProxyCacheTuning
>>>=20
>>> To call it "best practices" would be a bit much, but I spent quite a =
bit of time simply tuning ATS for my own uses.
>>> The page is finally stable(i.e. I'm done now) and I'm quite pleased. =
 I'm hoping once the next release is out the door
>>> I can start bugging the commiters to take a look and review it.
>>=20
>> Yes, that's a nice piece of work! The effect =
ofproxy.config.system.mmap_max is interesting; were you ble to test with =
tcmalloc?


One thought: Are you by chance running with the reclaimable freelist =
feature enabled ? If so, it sounds like it could possible consume a =
metric ton of mmap areas. Can you check your build and the number of map =
areas that your traffic_process is consuming ?

=97 leif