Date: Mon, 27 Jul 2015 22:34:10 +0300 From: Slawa Olhovchenkov <slw@zxy.spb.ru> To: Matthias Apitz <guru@unixarea.de>, freebsd-current@freebsd.org Subject: Re: duration of buildworld Message-ID: <20150727193410.GX44094@zxy.spb.ru> In-Reply-To: <20150727184704.GA1777@c720-r276659> References: <20150727055804.GA2312@c720-r276659> <20150727120006.GJ43740@zxy.spb.ru> <20150727184704.GA1777@c720-r276659>
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On Mon, Jul 27, 2015 at 08:47:04PM +0200, Matthias Apitz wrote: > El d'ia Monday, July 27, 2015 a las 03:00:06PM +0300, Slawa Olhovchenkov escribi'o: > > > On Mon, Jul 27, 2015 at 07:58:04AM +0200, Matthias Apitz wrote: > > > > > > > > Hello, > > > > > > Yesterday I grabbed r285885 from SVN and launched a > > > > > > # make -j2 buildworld > > > > > > which is still running after 19 hours on a server of 2 CPU of the type > > > Intel(R) Core(TM)2 Extreme CPU X9100 @ 3.06GHz and 4 GByte memory. > > > > > > Last time in January with r276659 on the same host it took only some 8 > > > hours, IIRC. > > > > > > Is there anything wrong of what could cause this change of the build > > > time? > > > > May be swap trashing on clang compilation? > > This pointed in the right direction. I have had 6x 1 GByte additional > swap partitions to plain files mounted (because I needed this to get > the eclipse port compiled within poudriere). After changing the fstab and > reboot, the 'make buildkernel' takes only half an hour. > > Why is this? swap to ZFS volume don't work some time ago (don't know about current status). May be swap to file on ZFS don't work also?home | help
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