Date: Wed, 16 Aug 1995 13:44:36 +0200 From: Wolfram Schneider <wosch@cs.tu-berlin.de> To: Garrett Wollman <wollman@halloran-eldar.lcs.mit.edu> Cc: FreeBSD-bugs@freebsd.org Subject: bin/683: cron(8) Message-ID: <199508161144.NAA20069@caramba.cs.tu-berlin.de> In-Reply-To: <9508151924.AA13140@halloran-eldar.lcs.mit.edu> References: <199508131617.SAA13412@localhost> <9508141442.AA11143@halloran-eldar.lcs.mit.edu> <199508141459.QAA11761@caramba.cs.tu-berlin.de> <9508141532.AA11236@halloran-eldar.lcs.mit.edu> <199508141557.RAA14439@caramba.cs.tu-berlin.de> <9508141644.AA11411@halloran-eldar.lcs.mit.edu> <199508141725.TAA18350@caramba.cs.tu-berlin.de> <9508141755.AA11596@halloran-eldar.lcs.mit.edu> <199508151046.MAA00781@localhost> <9508151924.AA13140@halloran-eldar.lcs.mit.edu>
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Garrett Wollman writes: ><<On Tue, 15 Aug 1995 12:46:42 +0200, Wolfram Schneider <wosch@cs.tu-berlin.de> said: > >> $ sa |egrep ' (cron|sh|atrun).?$' >> 59831 4528877.13re 89.06cp 1avio 5586k sh > >> 15,000 cron's, mostly for atrun. Every 6th sh(1) was calling from cron >> (other 72,000 sh(1) mainly from make(1)). > >You fail to explain why this matters. Do you read the mail from Bruce? /bin/sh is slow. 89.06cp is system + user time in minutes. Consider 0.33 sec user+system time on a poor 386 without FPU, 15,000 /bin/sh's use 83 min user+system time! Wolfram
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