Date: Sat, 17 Dec 2016 10:43:52 +0100 From: =?UTF-8?Q?Olivier_Cochard=2DLabb=C3=A9?= <olivier@cochard.me> To: Slawa Olhovchenkov <slw@zxy.spb.ru> Cc: Julian Elischer <julian@freebsd.org>, freebsd-current <freebsd-current@freebsd.org> Subject: Re: FreeBSD system profiling and tuning for 10, 11 and 12 Message-ID: <CA%2Bq%2BTcoHL1mbLG3rZPSFwhAL37HzuCHXnzo9Y4wkQQ-LP-x-AQ@mail.gmail.com> In-Reply-To: <20161217091954.GE90401@zxy.spb.ru> References: <ccf8774d-21e0-360e-3dee-8f7b5a38f829@freebsd.org> <20161217091954.GE90401@zxy.spb.ru>
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On Sat, Dec 17, 2016 at 10:19 AM, Slawa Olhovchenkov <slw@zxy.spb.ru> wrote: > > === > On FreeBSD older than 11.0, use more compact ip_fastfoward routine. It > processes most packets falling back to 'normal' forward routine for > fragments, packets with options, etc. Can save you up to 20% speed > (but will break IPSec). > > net.inet.ip.fastforwarding=1 > === > > I am not found in 11/12 this sysctl/tunable. > Yes, this sysctl is available "on FreeBSD older than 11.0". It's was improved, renamed tryforward, and it's the default method since 11.0. > === > Skip feeding /dev/random from network by adding harvest_mask="351" to > /etc/rc.conf or theses line to /etc/sysctl.conf: > > kern.random.sys.harvest.ethernet=0 > kern.random.sys.harvest.point_to_point=0 > kern.random.sys.harvest.interrupt=0 > === > > On 11: > # sysctl kern.random.sys.harvest > sysctl: unknown oid 'kern.random.sys.harvest' > Oops, I've updated the wiki here: thanks.help
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