Date: Tue, 3 May 2011 01:21:08 +0200 (CEST) From: Ingo Flaschberger <if@xip.at> To: YongHyeon PYUN <pyunyh@gmail.com> Cc: freebsd-net@freebsd.org Subject: Re: collisions on tun interfaces ... Message-ID: <alpine.LRH.2.00.1105030117410.27379@filebunker.xip.at> In-Reply-To: <20110502230035.GB1655@michelle.cdnetworks.com> References: <201104290001.p3T01EvQ082443@artema.vpn.ibs> <20110429095231.GA17786@relay.ibs.dn.ua> <20110429182807.GA21084@michelle.cdnetworks.com> <20110429184634.GA34176@relay.ibs.dn.ua> <20110429185605.GB21084@michelle.cdnetworks.com> <BANLkTinDhJOP3Xus1iW-mH8Ru2Q9hkofOw@mail.gmail.com> <20110430204339.GA25769@michelle.cdnetworks.com> <BANLkTinM5Kz7K9k1_P5Ah%2Bw3vnKfcwE5eQ@mail.gmail.com> <20110501154947.GC70166@relay.ibs.dn.ua> <20110502230035.GB1655@michelle.cdnetworks.com>
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>>>> It's tunable. Set net.link.ifqmaxlen. >>> >>> I know it's tunable at boot time; I mean why is it that low by default? >>> >> >> and what will be acceptable value for ASDL connections 8 and more MBit/s? >> > > Maybe that depends on traffic pattern. I agree default value is too > low but I don't know what would be best default value since I don't > have experimentation data. Note, most non-pseudo drivers do not > rely on the tunable. perhaps to mention the net.link.ifqmaxlen tuneable and symptoms at tun manpage? Kind regards, Ingo Flaschberger
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