Re: OpenZFS: kldload zfs.ko freezes on i386 4GB memory

2020-10-30 Thread Warner Losh
On Fri, Oct 30, 2020 at 6:42 PM Cy Schubert wrote: > In message > om> > , Matthew Macy writes: > > On Fri, Oct 30, 2020 at 4:50 PM Cy Schubert > wrote > > : > > > > > > In message <20201030233138.gd34...@zxy.spb.ru>, Slawa Olhovchenkov > writes: > > > > On Fri, Oct 30, 2020 at 04:00:55PM -0700,

Re: OpenZFS: kldload zfs.ko freezes on i386 4GB memory

2020-10-30 Thread Cy Schubert
In message , Matthew Macy writes: > On Fri, Oct 30, 2020 at 4:50 PM Cy Schubert wrote > : > > > > In message <20201030233138.gd34...@zxy.spb.ru>, Slawa Olhovchenkov writes: > > > On Fri, Oct 30, 2020 at 04:00:55PM -0700, Cy Schubert wrote: > > > > > > > > > > More stresses memory usually refers t

Re: OpenZFS: kldload zfs.ko freezes on i386 4GB memory

2020-10-30 Thread Matthew Macy
> > Getting back to your original question. A more efficient ARC would exercise > your memory more intensely because you are replacing disk reads with memory > reads. And as I said before the old ZFS "found" weak RAM on three separate > occasions in three different machines over the last ten years.

Re: OpenZFS: kldload zfs.ko freezes on i386 4GB memory

2020-10-30 Thread Cy Schubert
In message <20201030233138.gd34...@zxy.spb.ru>, Slawa Olhovchenkov writes: > On Fri, Oct 30, 2020 at 04:00:55PM -0700, Cy Schubert wrote: > > > > > > More stresses memory usually refers to performance penalty. > > > > > Usually way for better performance is reduce memory access. > > > > > > > > Th

Re: OpenZFS: kldload zfs.ko freezes on i386 4GB memory

2020-10-30 Thread Slawa Olhovchenkov
On Fri, Oct 30, 2020 at 04:00:55PM -0700, Cy Schubert wrote: > > > > More stresses memory usually refers to performance penalty. > > > > Usually way for better performance is reduce memory access. > > > > > > The reason filesystems (UFS, ZFS, EXT4, etc.) cache is to avoid disk > > > accesses. Na

Re: Building packages with poudriere fails after `zfs upgrade`

2020-10-30 Thread Yasuhiro KIMURA
From: Samy Mahmoudi Subject: Re: Building packages with poudriere fails after `zfs upgrade` Date: Thu, 29 Oct 2020 20:54:13 -0400 > Have you tried to work around the issue by creating a new jail with > poudriere, > or even by changing the value of ZROOTFS in poudriere.conf ? Thanks for suggestio

Re: OpenZFS: kldload zfs.ko freezes on i386 4GB memory

2020-10-30 Thread Cy Schubert
In message <20201030224734.gh2...@zxy.spb.ru>, Slawa Olhovchenkov writes: > On Fri, Oct 30, 2020 at 03:34:10PM -0700, Cy Schubert wrote: > > > In message <20201030220809.gg2...@zxy.spb.ru>, Slawa Olhovchenkov writes: > > > On Fri, Oct 30, 2020 at 01:53:10PM -0700, Cy Schubert wrote: > > > > > > > I

Re: OpenZFS: kldload zfs.ko freezes on i386 4GB memory

2020-10-30 Thread Slawa Olhovchenkov
On Fri, Oct 30, 2020 at 03:34:10PM -0700, Cy Schubert wrote: > In message <20201030220809.gg2...@zxy.spb.ru>, Slawa Olhovchenkov writes: > > On Fri, Oct 30, 2020 at 01:53:10PM -0700, Cy Schubert wrote: > > > > > In message <20201030204622.gf2...@zxy.spb.ru>, Slawa Olhovchenkov writes: > > > > On T

Re: OpenZFS: kldload zfs.ko freezes on i386 4GB memory

2020-10-30 Thread Cy Schubert
In message <20201030220809.gg2...@zxy.spb.ru>, Slawa Olhovchenkov writes: > On Fri, Oct 30, 2020 at 01:53:10PM -0700, Cy Schubert wrote: > > > In message <20201030204622.gf2...@zxy.spb.ru>, Slawa Olhovchenkov writes: > > > On Thu, Oct 29, 2020 at 08:13:00PM -0700, Cy Schubert wrote: > > > > > > > I

Re: OpenZFS: kldload zfs.ko freezes on i386 4GB memory

2020-10-30 Thread Slawa Olhovchenkov
On Fri, Oct 30, 2020 at 01:53:10PM -0700, Cy Schubert wrote: > In message <20201030204622.gf2...@zxy.spb.ru>, Slawa Olhovchenkov writes: > > On Thu, Oct 29, 2020 at 08:13:00PM -0700, Cy Schubert wrote: > > > > > In message , qroxana > > > writes > > > : > > > > > > > > Hi, > > > > > > > > I have

Re: OpenZFS: kldload zfs.ko freezes on i386 4GB memory

2020-10-30 Thread Cy Schubert
In message <20201030204622.gf2...@zxy.spb.ru>, Slawa Olhovchenkov writes: > On Thu, Oct 29, 2020 at 08:13:00PM -0700, Cy Schubert wrote: > > > In message , qroxana > > writes > > : > > > > > > Hi, > > > > > > I have an old i386 machine running r364479. After upgrading to > > > r367045, running kl

Re: OpenZFS: kldload zfs.ko freezes on i386 4GB memory

2020-10-30 Thread Slawa Olhovchenkov
On Thu, Oct 29, 2020 at 08:13:00PM -0700, Cy Schubert wrote: > In message , qroxana > writes > : > > > > Hi, > > > > I have an old i386 machine running r364479. After upgrading to > > r367045, running kldload zfs.ko freezes the whole system. > > > > I also tried to replace the 4GB memory with an

Re: "panic: page fault" in iwn signal handler(?) at r367127

2020-10-30 Thread Aaron H Farias Martinez
On Fri, 2020-10-30 at 05:37 -0700, David Wolfskill wrote: > I've copied the dump and core.txt files to > http://www.catwhisker.org/~david/FreeBSD/head/r367127/ > > Here's a copy/paste of the stack trace (from the core.txt.3 file): > p 12: page fault while in kernel mode > cpuid = 4; apic id = 04 >

Re: "panic: page fault" in iwn signal handler(?) at r367127

2020-10-30 Thread Aaron H Farias Martinez
On Fri, 2020-10-30 at 05:37 -0700, David Wolfskill wrote: > I've copied the dump and core.txt files to > http://www.catwhisker.org/~david/FreeBSD/head/r367127/ > > Here's a copy/paste of the stack trace (from the core.txt.3 file): > p 12: page fault while in kernel mode > cpuid = 4; apic id = 04 >

"panic: page fault" in iwn signal handler(?) at r367127

2020-10-30 Thread David Wolfskill
I've copied the dump and core.txt files to http://www.catwhisker.org/~david/FreeBSD/head/r367127/ Here's a copy/paste of the stack trace (from the core.txt.3 file): p 12: page fault while in kernel mode cpuid = 4; apic id = 04 fault virtual address = 0xf8084000 fault code = supervisor rea