Date: Thu, 15 Nov 2001 23:14:48 +0700 From: Eugene Grosbein <eugen@svzserv.kemerovo.su> To: David Malone <dwmalone@maths.tcd.ie> Cc: Eugene Grosbein <eugen@grosbein.pp.ru>, stable@freebsd.org, hackers@freebsd.org Subject: Re: kern.vm.kmem.size Message-ID: <3BF3E9F8.38004D42@svzserv.kemerovo.su> References: <20011111230817.A2325@grosbein.pp.ru> <20011113151329.A44837@walton.maths.tcd.ie> <20011113224730.A864@grosbein.pp.ru> <20011114153031.A16886@lanczos.maths.tcd.ie>
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> > So, how can I estimate needed value of kern.vm.kmem.size? > > How much ram do you have in the machine? On a 4.4-RC1 machine I have 320M here. > with 128MB of ram we don't have any problems getting dirhash > to use almost all of it's 2MB: > > vfs.ufs.dirhash_maxmem: 2097152 > vfs.ufs.dirhash_mem: 2085797 > > This is with the devault value for kern.vm.kmem.size. Maybe > you could print the value your system is getting with: > > echo print vm_kmem_size | gdb -k /kernel /dev/mem You are absolutely right, it's using about 1/3 of RAM here (108875776 when I do not tune kern.vm.kmem.size). Hmm, my test seems to be incorrect somehow. How can I see used amount of kernel malloc area? Eugene Grosbein To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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