Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Mon, 1 Oct 2001 12:45:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Mon, 1 Oct 2001 12:45:11 -0400 Received: from perninha.conectiva.com.br ([200.250.58.156]:34574 "HELO perninha.conectiva.com.br") by vger.kernel.org with SMTP id ; Mon, 1 Oct 2001 12:45:03 -0400 Date: Mon, 1 Oct 2001 12:22:43 -0300 (BRT) From: Marcelo Tosatti To: "Oleg A. Yurlov" Cc: linux-kernel@vger.kernel.org Subject: Re: Swapping in 2.4.10.SuSE-3 (2.4.10aa1 + some patches). In-Reply-To: <921452911726.20011001203203@spylog.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 1 Oct 2001, Oleg A. Yurlov wrote: > > Hi, folks, > > Kernel 2.4.10.SuSE-3 + patches from Andrea (from LKML), 1 CPU, 1 Gb RAM, > 4 Gb swap. Mysql going to swap, but server has about 700Mb free memory: > > buran:~ # vmstat 2 > procs memory swap io system cpu > r b w swpd free buff cache si so bi bo in cs us sy id > 0 0 0 335984 686688 6392 194476 3 6 126 167 172 83 4 1 94 > 0 0 0 335984 686688 6392 194476 0 0 0 0 102 11 0 0 100 > > Result of "top" command: > > PID USER PRI NI SIZE RSS SHARE STAT %CPU %MEM TIME COMMAND > 1190 root 9 0 1220 1020 876 S 0.0 0.0 0:00 sh > 1210 root 9 0 964 732 728 S 0.0 0.0 0:00 safe_mysqld > 1245 mysql 9 0 318M 624 612 S 0.0 0.0 0:00 mysqld.42 > 1247 mysql 9 0 318M 624 612 S 0.0 0.0 0:00 mysqld.42 > 1248 mysql 9 0 318M 624 612 S 0.0 0.0 0:00 mysqld.42 > 1249 mysql 9 0 318M 624 612 S 0.0 0.0 0:17 mysqld.42 > 1250 mysql 9 0 318M 624 612 S 0.0 0.0 0:00 mysqld.42 > 1251 mysql 9 0 318M 624 612 S 0.0 0.0 0:29 mysqld.42 > 1252 mysql 9 0 318M 624 612 S 0.0 0.0 1:06 mysqld.42 > 1253 mysql 9 0 318M 624 612 S 0.0 0.0 0:00 mysqld.42 > 1254 mysql 9 0 318M 624 612 S 0.0 0.0 0:00 mysqld.42 > 1259 mysql 9 0 318M 624 612 S 0.0 0.0 26:01 mysqld.42 > > No error messages in dmesg and syslog. > > It is normal ? Yes. The kernel is just preallocating swap. If there is actual swap activity, you can see in the "si so" (swapin/swapout) fields of vmstat. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/