Date: Wed, 5 Jan 2005 19:44:36 -0500 From: Bruce Campbell <bruce@engmail.uwaterloo.ca> To: freebsd-questions@freebsd.org Subject: Re: New FreeBSD 5.3 e-mail server extremely slow - traced to getpwnam maybe ? Message-ID: <1104972276.41dc89f446948@www.nexusmail.uwaterloo.ca> In-Reply-To: <1104947802.41dc2a5aa6c62@www.nexusmail.uwaterloo.ca> References: <1104860328.41dad4a8ebd90@www.nexusmail.uwaterloo.ca> <20050104205922.GD13991@xor.obsecurity.org> <1104875116.41db0e6c7fbf3@www.nexusmail.uwaterloo.ca> <20050104221531.GA70844@xor.obsecurity.org> <1104892047.41db508f4c7f4@www.nexusmail.uwaterloo.ca> <20050105045329.GA77072@xor.obsecurity.org> <1104932867.41dbf003405b1@www.nexusmail.uwaterloo.ca> <1104941302.41dc10f6a1e9b@www.nexusmail.uwaterloo.ca> <1104947802.41dc2a5aa6c62@www.nexusmail.uwaterloo.ca>
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Quoting Bruce Campbell <bruce@engmail.uwaterloo.ca>: > ... > Well, somewhat unbelievably, copying a getpwent.c from 4.7 > and remaking libc on 5.3 with it worked. Load average > has gone from 70 to 2. > One of my co-workers has found a less kludgey workaround for the high load problem we were seeing on 5.3 with large /etc/master.passwd, as follows: --- /etc/nsswitch.conf.old Wed Jan 5 19:23:24 2005 +++ /etc/nsswitch.conf Wed Jan 5 19:23:43 2005 @@ -1,7 +1,7 @@ -group: compat +group: files group_compat: nis hosts: files dns networks: files -passwd: compat +passwd: files passwd_compat: nis shells: files System is purring with load average under 1 now, 200,000 pop/imap sessions per day and 200,000 e-mails per day, all spamassassinated. For more details and ongoing followup, see: http://www.freebsd.org/cgi/query-pr.cgi?pr=75855 -- Bruce Campbell Engineering Computing CPH-2374B University of Waterloo (519)888-4567 ext 5889 ---------------------------------------- This mail sent through www.mywaterloo.ca
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