Return-Path: Delivered-To: apmail-cassandra-user-archive@www.apache.org Received: (qmail 973 invoked from network); 27 Jul 2010 06:39:13 -0000 Received: from unknown (HELO mail.apache.org) (140.211.11.3) by 140.211.11.9 with SMTP; 27 Jul 2010 06:39:13 -0000 Received: (qmail 16758 invoked by uid 500); 27 Jul 2010 06:39:11 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 16703 invoked by uid 500); 27 Jul 2010 06:39:09 -0000 Mailing-List: contact user-help@cassandra.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@cassandra.apache.org Delivered-To: mailing list user@cassandra.apache.org Received: (qmail 16694 invoked by uid 99); 27 Jul 2010 06:39:09 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 27 Jul 2010 06:39:09 +0000 X-ASF-Spam-Status: No, hits=2.2 required=10.0 tests=FREEMAIL_FROM,HTML_MESSAGE,RCVD_IN_DNSWL_NONE,SPF_PASS,T_TO_NO_BRKTS_FREEMAIL X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of dathanvp@gmail.com designates 74.125.83.172 as permitted sender) Received: from [74.125.83.172] (HELO mail-pv0-f172.google.com) (74.125.83.172) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 27 Jul 2010 06:39:00 +0000 Received: by pvd12 with SMTP id 12so419734pvd.31 for ; Mon, 26 Jul 2010 23:38:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:content-type; bh=pr67rU9QzF4xndNCysWD/HCovomRTVJjrVGVzO+GF7I=; b=eEWZOfO8LVRg5cAKfBwRkrDZmusYh3B5ZtT5CYxM/OaFI0f5zbJMjIy4gOT7HBSs9p yKNYyd47zUKQnCos4+Wkhul3dY5yGuu3TrHzdhZqZ5CDdVKVWVENI63w7sy8xINY00IW BpTCsV7/DSlbkeHbI2oH8r9ITATb2xTVCtDGc= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; b=QCgME8RdAOHE9VcQ+tEohWT7NykZ8H7wd5Qfd3QT1GAuc/f6W3hENfJA5dnVmlECvm 7Opf0+I4ACXKOaWaW8/PR/J/oYpM259tuWgN2gEofW9dlTDzNhcq5H9em3Ku2CNySDzR mpRlFhxJ7H8UeygcLnsZo3l6bljY7gsvenfVI= MIME-Version: 1.0 Received: by 10.143.26.4 with SMTP id d4mr9956889wfj.338.1280212718861; Mon, 26 Jul 2010 23:38:38 -0700 (PDT) Received: by 10.142.73.14 with HTTP; Mon, 26 Jul 2010 23:38:38 -0700 (PDT) In-Reply-To: References: Date: Mon, 26 Jul 2010 23:38:38 -0700 Message-ID: Subject: Re: what causes MESSAGE-DESERIALIZER-POOL to spike From: Dathan Pattishall To: user@cassandra.apache.org Content-Type: multipart/alternative; boundary=001636e0a9bf583f7c048c58c0a4 X-Virus-Checked: Checked by ClamAV on apache.org --001636e0a9bf583f7c048c58c0a4 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable @Garo htop. On Mon, Jul 26, 2010 at 11:28 PM, Juho M=E4kinen wr= ote: > Off topic, but what was this tool which prints per cpu utilization? > > - Garo > > On Mon, Jul 26, 2010 at 10:22 PM, Dathan Pattishall > wrote: > > But the 16 cores are hardly utilized. Which indicates to me there is so= me > > bad thread thrashing, but why? > > > > 1 [||||| 8.3%] > Tasks: > > 1070 total, 1 running > > 2 [ 0.0%] Loa= d > > average: 8.34 9.05 8.82 > > 3 [ 0.0%] > Uptime: > > 192 days(!), 15:29:52 > > 4 [||||||||||| 17.9%] > > ... > > Mem[||||||||||||||||||||||||||||||||||||||||||||1791/12028MB] > > Swp[| 6/1983MB] > --001636e0a9bf583f7c048c58c0a4 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: base64 QEdhcm8gaHRvcC48YnI+PGJyPjxkaXYgY2xhc3M9ImdtYWlsX3F1b3RlIj5PbiBNb24sIEp1bCAy NiwgMjAxMCBhdCAxMToyOCBQTSwgSnVobyBN5GtpbmVuIDxzcGFuIGRpcj0ibHRyIj4mbHQ7PGEg aHJlZj0ibWFpbHRvOmp1aG8ubWFraW5lbkBnbWFpbC5jb20iPmp1aG8ubWFraW5lbkBnbWFpbC5j b208L2E+Jmd0Ozwvc3Bhbj4gd3JvdGU6PGJyPjxibG9ja3F1b3RlIGNsYXNzPSJnbWFpbF9xdW90 ZSIgc3R5bGU9ImJvcmRlci1sZWZ0OiAxcHggc29saWQgcmdiKDIwNCwgMjA0LCAyMDQpOyBtYXJn aW46IDBwdCAwcHQgMHB0IDAuOGV4OyBwYWRkaW5nLWxlZnQ6IDFleDsiPgpPZmYgdG9waWMsIGJ1 dCB3aGF0IHdhcyB0aGlzIHRvb2wgd2hpY2ggcHJpbnRzIHBlciBjcHUgdXRpbGl6YXRpb24/PGJy Pgo8YnI+CqAtIEdhcm88YnI+CjxkaXYgY2xhc3M9ImltIj48YnI+Ck9uIE1vbiwgSnVsIDI2LCAy MDEwIGF0IDEwOjIyIFBNLCBEYXRoYW4gUGF0dGlzaGFsbCAmbHQ7PGEgaHJlZj0ibWFpbHRvOmRh dGhhbnZwQGdtYWlsLmNvbSI+ZGF0aGFudnBAZ21haWwuY29tPC9hPiZndDsgd3JvdGU6PGJyPgom Z3Q7IEJ1dCB0aGUgMTYgY29yZXMgYXJlIGhhcmRseSB1dGlsaXplZC4gV2hpY2ggaW5kaWNhdGVz IHRvIG1lIHRoZXJlIGlzIHNvbWU8YnI+CiZndDsgYmFkIHRocmVhZCB0aHJhc2hpbmcsIGJ1dCB3 aHk/PGJyPgomZ3Q7PGJyPgomZ3Q7IKAgMaAgW3x8fHx8oKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCg oKCgoKCgoKCgoKCgoKCgoKCgoKCgoCA4LjMlXaCgoKAgVGFza3M6PGJyPgomZ3Q7IDEwNzAgdG90 YWwsIDEgcnVubmluZzxicj4KJmd0OyCgIDKgIFugoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCg oKCgoKCgoKCgoKCgoKCgoKCgoKCgoKAgMC4wJV2goKCgIExvYWQ8YnI+CiZndDsgYXZlcmFnZTog OC4zNCA5LjA1IDguODI8YnI+CiZndDsgoCAzoCBboKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCg oKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgIDAuMCVdoKCgoCBVcHRpbWU6PGJyPgomZ3Q7IDE5MiBk YXlzKCEpLCAxNToyOTo1Mjxicj4KJmd0OyCgIDSgIFt8fHx8fHx8fHx8fKCgoKCgoKCgoKCgoKCg oKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoCAxNy45JV08YnI+CjwvZGl2PiZndDsgLi4uPGJyPgo8 ZGl2PjxkaXY+PC9kaXY+PGRpdiBjbGFzcz0iaDUiPiZndDsgoCBNZW1bfHx8fHx8fHx8fHx8fHx8 fHx8fHx8fHx8fHx8fHx8fHx8fHx8fHx8fHx8fHwxNzkxLzEyMDI4TUJdPGJyPgomZ3Q7IKAgU3dw W3ygoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgoKCgIDYvMTk4M01C XTxicj4KPC9kaXY+PC9kaXY+PC9ibG9ja3F1b3RlPjwvZGl2Pjxicj4K --001636e0a9bf583f7c048c58c0a4--