Date: Wed, 3 Nov 2010 08:00:23 GMT From: Karl-Heinz Wild <kh.wild@barga.com> To: freebsd-i386@FreeBSD.org Subject: Re: i386/151896: increasing kmem_size in loader.conf panic Message-ID: <201011030800.oA380N7n071668@freefall.freebsd.org>
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The following reply was made to PR i386/151896; it has been noted by GNATS. From: Karl-Heinz Wild <kh.wild@barga.com> To: Remko Lodder <remko@elvandar.org> Cc: freebsd-gnats-submit@FreeBSD.org Subject: Re: i386/151896: increasing kmem_size in loader.conf panic Date: Wed, 3 Nov 2010 08:51:05 +0100 Hi Remko I thought I've done that before. But I ran into problems when installing ports. Do I have add some setting before compiling into make.conf to prevent the architecture or the cpu? Thank you Karl-Heinz On 02.11.2010, at 21:11, Remko Lodder wrote: >=20 > Hello, >=20 > Yes.. I cannot make it better :-), if you have access to the machine = and it isn't production or can have some downtime, you should backup the > data on it, and reinstall the system or to be quicker overwrite the = base system with amd64 binaries, you should however rebuild your ports > and re-import the data you backupped (exported). Especially with = databases and stuff, because 'replacing' that wont work. >=20 > Cheerio > remko >=20 > On Nov 2, 2010, at 8:51 PM, Karl-Heinz Wild wrote: >=20 >> Hi Remko >>=20 >> Thank you for answering. >> Good and worse as well :) >>=20 >> Best regards >>=20 >> On 02.11.2010, at 20:43, Remko Lodder wrote: >>=20 >>>=20 >>> On Nov 2, 2010, at 8:31 PM, Karl-Heinz Wild wrote: >>>=20 >>>>=20 >>>>> Number: 151896 >>>>> Category: i386 >>>>> Synopsis: increasing kmem_size in loader.conf panic >>>>> Confidential: no >>>>> Severity: serious >>>>> Priority: high >>>>> Responsible: freebsd-i386 >>>>> State: open >>>>> Quarter: =20 >>>>> Keywords: =20 >>>>> Date-Required: >>>>> Class: sw-bug >>>>> Submitter-Id: current-users >>>>> Arrival-Date: Tue Nov 02 19:40:11 UTC 2010 >>>>> Closed-Date: >>>>> Last-Modified: >>>>> Originator: Karl-Heinz Wild >>>>> Release: 8.1, -current >>>>> Organization: >>>> barga.com >>>>> Environment: >>>> FreeBSD pool.barga.com 9.0-CURRENT FreeBSD 9.0-CURRENT #2: Sun Oct = 31 16:21:25 CET 2010 root@pool.barga.com:/usr/obj/usr/src/sys/PAE = i386 >>>>> Description: >>>> We are running a Intel Xeon E5520 @ 2.27 machine with an 3ware = controller do serve 5.7 TG storage ofer zfs. >>>>=20 >>>> When running the server with the given 16 GB Ram we are unable do = increase inside the loader.conf the settings vm.kmem_size and = vm.kmem_size_max over 320MB. >>>>=20 >>>> After trying lots of values change the memory banks because of a = possible ram error without success. >>>> Then we removed 8GB and afterwards it was possible to extend the = kmem_size to 512MB. >>>>=20 >>>>=20 >>>>> How-To-Repeat: >>>> Running -Current from 29.Oct 2010 with PAE on a system with 16GB = Memory, an 3ware Raid controller and PAE config: KVM_PAGES 512 >>>>=20 >>>> loader.conf: >>>> vm.kmem_size=3D"512M" >>>>=20 >>>=20 >>>=20 >>>=20 >>> Yes well, i386 is not designed to handle more then 4gb of memory, = while the PAE set does allow for some more memory you _need_ amd64 to = get 16gb available and addressable. >>> I honestly do not think you can ever get that far with i386 (not = even with PAE). >>>=20 >>> --=20 >>> /"\ Best regards, | remko@FreeBSD.org >>> \ / Remko Lodder | >>> X http://www.evilcoder.org/ | Quis custodiet ipsos custodes >>> / \ ASCII Ribbon Campaign | Against HTML Mail and News >>>=20 >>>=20 >>>=20 >>>=20 >>=20 >>=20 >> Mit freundlichen Gr=FCssen >>=20 >> --- >> Karl-Heinz Wild >> kh.wild@barga.com >>=20 >> barga.com - technische Dienstleistungen GmbH >> A-6805 Feldkirch >> Leusbuendtweg 49a >>=20 >>=20 >>=20 >>=20 >=20 > --=20 > /"\ Best regards, | remko@FreeBSD.org > \ / Remko Lodder | > X http://www.evilcoder.org/ | Quis custodiet ipsos custodes > / \ ASCII Ribbon Campaign | Against HTML Mail and News >=20 >=20 >=20 >=20 Mit freundlichen Gr=FCssen --- Karl-Heinz Wild kh.wild@barga.com barga.com - technische Dienstleistungen GmbH A-6805 Feldkirch Leusbuendtweg 49a tel: +43 676 4355 136
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