Date: Thu, 01 Aug 2013 01:23:46 +0800 From: Julian Elischer <julian@freebsd.org> To: Karl Pielorz <kpielorz_lst@tdx.co.uk> Cc: freebsd-hackers@freebsd.org Subject: Re: Stacking lots of IP's on a single box - any 'gotchas'? Message-ID: <51F94822.4020005@freebsd.org> In-Reply-To: <34C668004A0D654205D0516B@Mail-PC.tdx.co.uk> References: <34C668004A0D654205D0516B@Mail-PC.tdx.co.uk>
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On 7/31/13 5:37 PM, Karl Pielorz wrote: > > Hi, > > We've got a number of boxes we'd like to consolidate - this could > mean upward of 1,500 IP's on a single box (9.1 amd64). > > Last time we did anything like this we hit at issue at around 900 > (ntpd 'binds' by default to all available IP's - I think we had a > workaround for that). > > But is there any hard limit we're likely to encounter putting so > many IP's on a single machine? - Are there any limits that would > likely need tuning to support that many IP's? all on one interface? do you really need so many addresses? what are you trying to achieve? you can make a machine accept work for many addresses without actually assigning those addresses to any interface on the machine (see ipfw fwd) > > Thanks, > > -Karl > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to > "freebsd-hackers-unsubscribe@freebsd.org" >
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