Date: Wed, 11 Aug 2004 19:31:49 +0200 From: Andre Oppermann <andre@freebsd.org> To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/net route.c Message-ID: <411A5805.215C72FB@freebsd.org> References: <200408111726.i7BHQuPC078939@repoman.freebsd.org>
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Andre Oppermann wrote: > > andre 2004-08-11 17:26:56 UTC > > FreeBSD src repository > > Modified files: > sys/net route.c > Log: > Convert the routing table to use an UMA zone for rtentries. The zone is > called "rtentry". > > This saves a considerable amount of kernel memory. R_Zmalloc previously > used 256 byte blocks (plus kmalloc overhead) whereas UMA only needs 132 > bytes. > > Idea from: OpenBSD > > Revision Changes Path > 1.106 +10 -4 src/sys/net/route.c With this I was able to dump approx. 1.2 million routes into the kernel until I ran out of kmap_mem space. Pretty neat ;-) -- Andre
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