Re: nvmm woes: won't load

2023-07-29 Thread Greg Troxel
"Jonathan A. Kollasch" writes: > All too old, need the Unrestricted Guest feature on Intel for nvmm. I updated the man page.

Re: zfs pool behavior - is it ever freed?

2023-07-29 Thread Michael van Elst
g...@lexort.com (Greg Troxel) writes: >mlel...@serpens.de (Michael van Elst) writes: >> t...@netbsd.org (Tobias Nygren) writes: >> >>>There exists ZFS code which hooks into UVM to drain memory -- but part >>>of it is ifdef __i386 for some reason. See arc_kmem_reap_now(). >> >> That's an extra

Re: zfs pool behavior - is it ever freed?

2023-07-29 Thread Greg Troxel
mlel...@serpens.de (Michael van Elst) writes: > t...@netbsd.org (Tobias Nygren) writes: > >>There exists ZFS code which hooks into UVM to drain memory -- but part >>of it is ifdef __i386 for some reason. See arc_kmem_reap_now(). > > That's an extra for 32bit systems (later code replaced __i386

Re: zfs pool behavior - is it ever freed?

2023-07-29 Thread Greg Troxel
tlaro...@polynum.com writes: > On Sat, Jul 29, 2023 at 12:42:13PM +0200, Tobias Nygren wrote: >> On Fri, 28 Jul 2023 20:04:56 -0400 >> Greg Troxel wrote: >> >> > The upstream code tries to find a min/target/max under the assumption >> > that there is a mechanism to free memory under pressure --

Re: zfs pool behavior - is it ever freed?

2023-07-29 Thread Michael van Elst
t...@netbsd.org (Tobias Nygren) writes: >There exists ZFS code which hooks into UVM to drain memory -- but part >of it is ifdef __i386 for some reason. See arc_kmem_reap_now(). That's an extra for 32bit systems (later code replaced __i386 with the proper macro) where kernel address space is much

Re: zfs pool behavior - is it ever freed?

2023-07-29 Thread tlaronde
On Sat, Jul 29, 2023 at 12:42:13PM +0200, Tobias Nygren wrote: > On Fri, 28 Jul 2023 20:04:56 -0400 > Greg Troxel wrote: > > > The upstream code tries to find a min/target/max under the assumption > > that there is a mechanism to free memory under pressure -- which there > > is not. > > There

Re: zfs pool behavior - is it ever freed?

2023-07-29 Thread Tobias Nygren
On Fri, 28 Jul 2023 20:04:56 -0400 Greg Troxel wrote: > The upstream code tries to find a min/target/max under the assumption > that there is a mechanism to free memory under pressure -- which there > is not. There exists ZFS code which hooks into UVM to drain memory -- but part of it is ifdef