Date: Thu, 15 Jan 2015 20:51:51 +0000 From: Marcin Cieslak <saper@saper.info> To: Slawa Olhovchenkov <slw@zxy.spb.ru> Cc: emulation@freebsd.org, Lev Serebryakov <lev@FreeBSD.org>, FreeBSD-Current <freebsd-current@freebsd.org> Subject: Re: DigitalOcean offers VMs with FreeBSD! Message-ID: <alpine.BSF.2.11.1501152050520.91610@z.fncre.vasb> In-Reply-To: <20150115154443.GA10325@zxy.spb.ru> References: <54B7A494.50205@FreeBSD.org> <54B7DC97.7050809@FreeBSD.org> <20150115154443.GA10325@zxy.spb.ru>
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On Thu, 15 Jan 2015, Slawa Olhovchenkov wrote: > On Thu, Jan 15, 2015 at 06:28:23PM +0300, Lev Serebryakov wrote: > > > -----BEGIN PGP SIGNED MESSAGE----- > > Hash: SHA512 > > > > On 15.01.2015 14:29, Lev Serebryakov wrote: > > > > > https://www.digitalocean.com/company/blog/presenting-freebsd-how-we-made-it-happen/ > > > > > > I didn't see this news on mailing lists :) > > But here are some thread about FreeBSD is way slower than Linux in > > these virtual installations > > > > https://news.ycombinator.com/item?id=8888487 > > May be IOPS quotation? > Can you test with dd and custom kernel with MAXPHYS=1048576 ? By default, root is mounted with "sync" option: > time dd if=/dev/zero of=/tmp/test bs=64k count=16k 16384+0 records in 16384+0 records out 1073741824 bytes transferred in 57.605991 secs (18639412 bytes/sec) 0.023u 6.128s 0:57.61 10.6% 25+172k 7+81916io 3pf+0w > sudo mount -o nosync -u / > > mount /dev/gpt/rootfs on / (ufs, local, soft-updates) devfs on /dev (devfs, local, multilabel) > time dd if=/dev/zero of=/tmp/test bs=64k count=16k 16384+0 records in 16384+0 records out 1073741824 bytes transferred in 5.135908 secs (209065631 bytes/sec) 0.016u 2.274s 0:05.16 44.1% 24+169k 8+8193io 0pf+0w //Marcin
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