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Date:      Mon, 14 Oct 1996 16:58:48 +1000
From:      Bruce Evans <bde@zeta.org.au>
To:        freebsd-current@freebsd.org, peter@spinner.DIALix.COM
Subject:   Re: make -j#
Message-ID:  <199610140658.QAA21439@godzilla.zeta.org.au>

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>COPTFLAGS= -O -pipe
>..  I find that a simple 'make' is faster than any setting of -j# ..
>
>This is probably more dependent on the machine in question than anything,
>including things like cache speed, ram speed, disk speed and architecture
>(ie: scsi vs. ide etc).

-j3 added to -pipe slows things down slightly on a 32MB system with a slow
disk here.  System time is > 20% larger.  The slowdown is larger for
`make -j3 2>foo' because -jN botches stderr.  Steve Price is fixing this.

Bruce



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