From owner-freebsd-hackers Thu Jun 22 22:50:34 1995 Return-Path: hackers-owner Received: (from majordom@localhost) by freefall.cdrom.com (8.6.10/8.6.6) id WAA23221 for hackers-outgoing; Thu, 22 Jun 1995 22:50:34 -0700 Received: from godzilla.zeta.org.au (godzilla.zeta.org.au [203.2.228.34]) by freefall.cdrom.com (8.6.10/8.6.6) with ESMTP id WAA23215 for ; Thu, 22 Jun 1995 22:50:22 -0700 Received: (from bde@localhost) by godzilla.zeta.org.au (8.6.9/8.6.9) id PAA27010; Fri, 23 Jun 1995 15:49:26 +1000 Date: Fri, 23 Jun 1995 15:49:26 +1000 From: Bruce Evans Message-Id: <199506230549.PAA27010@godzilla.zeta.org.au> To: freebsd-hackers@freebsd.org, henrich@crh.cl.msu.edu Subject: Re: Poor program load time Sender: hackers-owner@freebsd.org Precedence: bulk >I have very often exprienced cases where I will attempt to run a program (be it >ls or xterm) where for no apparent reason it takes seconds to load and execute. >This is on a P100 w/ 32mb ram and 1gb SCSI disk (but It occurs on all 2.0.5-R >systems). >My guess is the problem is with the merged vm cache code. As my cache is This seems likely. Yesterday it seemed to take > 10 seconds to start a new program after I had been doing large operations on gcc-2.7.0 (compiling while copying and rm -rf'ing old versions). There was time to switch consoles and attempt to start programs on several consoles. Usually the delays seem to be only 1-2 seconds. They have been happening for 6 months except perhaps in May. Bruce