Return-Path: X-Original-To: apmail-trafficserver-users-archive@www.apache.org Delivered-To: apmail-trafficserver-users-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id A678510976 for ; Fri, 14 Nov 2014 02:40:44 +0000 (UTC) Received: (qmail 55465 invoked by uid 500); 14 Nov 2014 02:40:44 -0000 Delivered-To: apmail-trafficserver-users-archive@trafficserver.apache.org Received: (qmail 55403 invoked by uid 500); 14 Nov 2014 02:40:44 -0000 Mailing-List: contact users-help@trafficserver.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: users@trafficserver.apache.org Delivered-To: mailing list users@trafficserver.apache.org Received: (qmail 55393 invoked by uid 99); 14 Nov 2014 02:40:44 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 14 Nov 2014 02:40:44 +0000 X-ASF-Spam-Status: No, hits=-10.8 required=5.0 tests=ENV_AND_HDR_SPF_MATCH,HTML_MESSAGE,RCVD_IN_DNSWL_HI,SPF_PASS,USER_IN_DEF_SPF_WL X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of slerner@ebay.com designates 216.113.172.65 as permitted sender) Received: from [216.113.172.65] (HELO phx-mipot-002.corp.ebay.com) (216.113.172.65) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 14 Nov 2014 02:40:17 +0000 DomainKey-Signature: s=ebaycorp; d=ebay.com; c=nofws; q=dns; h=X-EBay-Corp:X-IronPort-AV:Received:Received:From:To: Subject:Thread-Topic:Thread-Index:Date:Message-ID: Accept-Language:Content-Language:X-MS-Has-Attach: X-MS-TNEF-Correlator:x-originating-ip:Content-Type: MIME-Version:X-CFilter; b=0DZNZZLlN6T4SEcLOWHa2x40jViReEl45CJmTkvsv5sKJbrhUa2xaReu o5zz2qi1g1c4A9QMdxL+wnRWYdE/qWb/1NZ6Q6E0ySXvldf5o1A3gKlmR MB8EAurD9eiQgPymqkSHt0ulgxu8RWaWcq383WyCIbuZghxnZNW/79xOi k=; DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=ebay.com; i=@ebay.com; q=dns/txt; s=ebaycorp; t=1415932837; x=1447468837; h=from:to:subject:date:message-id:mime-version; bh=RxGKiJX0oVYvNuXVkuwqVyyCKLQ+7/iTXzamVefRyDc=; b=NYcvJKsfGJoZD8Dakna52yh8PNbq83D87W+OsNRNovhJADABNUwJsrt1 dnRobWexIf0gvfHqMNTRmP3k298L9iWfw8qWBxt0xv8JkH5sTGyG0W/dP UcPRTCUbdv6OfpHL5DvpGoF76R2ieZAy5hKH81IYPjLwgjZIETs+v8rlC E=; X-EBay-Corp: Yes X-IronPort-AV: E=Sophos;i="5.07,382,1413270000"; d="jpg'145?scan'145,208,217,145";a="229536105" Received: from phx-vteml-004.corp.ebay.com (HELO PHX-EXMHT-001.corp.ebay.com) ([10.58.40.103]) by phx-mipot-002.corp.ebay.com with ESMTP; 13 Nov 2014 18:40:15 -0800 Received: from PHX-EXRDA-S92.corp.ebay.com ([169.254.5.196]) by PHX-EXMHT-001.corp.ebay.com ([10.58.12.70]) with mapi id 14.03.0195.001; Thu, 13 Nov 2014 19:40:14 -0700 From: "Lerner, Steve" To: "users@trafficserver.apache.org" Subject: proxy.config.cache.ram_cache.size query from eBay Thread-Topic: proxy.config.cache.ram_cache.size query from eBay Thread-Index: Ac//tExqao6no+AgSJaszUjAiTtGbg== Date: Fri, 14 Nov 2014 02:40:15 +0000 Message-ID: <6C3FE60A54A2274F8668094C2D9556B66E821648@PHX-EXRDA-S92.corp.ebay.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: yes X-MS-TNEF-Correlator: x-originating-ip: [10.58.61.242] Content-Type: multipart/related; boundary="_004_6C3FE60A54A2274F8668094C2D9556B66E821648PHXEXRDAS92corp_"; type="multipart/alternative" MIME-Version: 1.0 X-CFilter: Scanned X-Virus-Checked: Checked by ClamAV on apache.org --_004_6C3FE60A54A2274F8668094C2D9556B66E821648PHXEXRDAS92corp_ Content-Type: multipart/alternative; boundary="_000_6C3FE60A54A2274F8668094C2D9556B66E821648PHXEXRDAS92corp_" --_000_6C3FE60A54A2274F8668094C2D9556B66E821648PHXEXRDAS92corp_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Hi gang- Phil Sorber referred me to this list. We are setting up clusters of Apache Traffic Server to beef up the front en= d of our image services which are... large in terms of volume... to say the= least. We hope to be the big users of ATS and be a strong reference customer- so a= ny help with is appreciated! Our first test cluster consistes of 23 machines, ubuntu12.04, Intel(R) 2x X= eon(R) CPU E5-2670 v2 @ 2.50GHz, 128G ram, 95T disk Here is our query: We are setting records.config as: CONFIG proxy.config.cache.ram_cache.size = INT 64G But we find that trafficserver ignores this limit and grows at the default = rate of 1MB RAM / 1GB disk. Example of a current process: traffic_line -r proxy.config.cache.ram_cache.size returns 68,719,476,736 Which is about 64GB- correct! But looking at the process: 86050 nobody 20 0 108g 102g 4912 S 54 81.3 1523:33 /ebay/local/tr= afficserver/bin/traffic_server -M --httpport 80:fd=3D7 So basically we've set the process to only consume 64GB but its consuming 1= 08GB... Does anyone have any ideas on why this happens or a way to fix it? We want to have constrained RAM but tons of disk- we'd much rather have the= cache serve from disk then start swapping RAM Thanks in advance, Steve Steve Lerner | Sr. Member of Technical Staff, Network Engineering | M 212 4= 95 9212 | slerner@ebay.com | Skype: steve.lerner [Description: logo] --_000_6C3FE60A54A2274F8668094C2D9556B66E821648PHXEXRDAS92corp_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Hi gang- Phil Sorber referred me to this list.<= /o:p>

 

We are setting up clusters of Apache Traffic Server = to beef up the front end of our image services which are… large in te= rms of volume… to say the least.

We hope to be the big users of ATS and be a strong r= eference customer- so any help with is appreciated!

Our first test cluster consistes of 23 machines, ubu= ntu12.04, Intel(R) 2x Xeon(R) CPU E5-2670 v2 @ 2.50GHz, 128G ram, 95T disk<= o:p>

 

Here is our query:

 

We are setting records.config as: CONFIG proxy.config.cache.ram_cache.size INT 64G

 

But we find that trafficserver ignores this limit an= d grows at the default rate of 1MB RAM / 1GB disk.

 

Example of a current process:

 

traffic_line -r p= roxy.config.cache.ram_cache.size returns 68,719,476,736

Which is about 64GB- correct!


But looking at the process:

 

86050 nobody = ;   20   0  108g 102g 4912 S   54 81.3   1523:33 /ebay/local/tr= afficserver/bin/traffic_server -M --httpport 80:fd=3D7

 

So basically we’ve set the process to only con= sume 64GB but its consuming 108GB…


Does anyone have any ideas on why this happens or a way to fix it?

We want to have constrained RAM but tons of disk- we= ’d much rather have the cache serve from disk then start swapping RAM=

 

Thanks in advance,

 

Steve

 

Steve Lerner<= span style=3D"font-size:10.0pt;font-family:"Arial","sans-ser= if";color:#1F497D"> | Sr. Member of Technical Staff, Network Engineeri= ng | M 212 495 9212 | slerner@ebay.com | Skype: steve.lerner
3D"Description:=

 

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