Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-10-10 Thread Andriy Bakay
On 10-Oct-10, at 4:16 AM, Andriy Gapon wrote: More convenient? :-) Sorry, I always use "make buildword, etc", works 100% for me and I find it very convenient. -- Andriy Gapon I mean some thing like freebsd-update for FreeBSD-STABLE monthly snapshots. You are right, update from sources is

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-10-10 Thread Andriy Gapon
on 09/10/2010 17:55 Andriy Bakay said the following: > Do you know any more convenient way (except make buildword, etc.) to > upgrade/update several boxes to STABLE on regular basis? Something like > freebsd-update or maybe some process, tips, tricks, etc? More convenient? :-) Sorry, I always use

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-10-09 Thread Matthew D. Fuller
On Sun, Oct 10, 2010 at 03:32:54AM +0200 I heard the voice of Pieter de Goeje, and lo! it spake thus: > > Note that I use a single filesystem for / and /usr. Obviously if > those are separate filesystems more NFS exports and mount commands > are necessary. Before the first run all immutable flags

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-10-09 Thread Pieter de Goeje
On Saturday 09 October 2010 16:55:35 Andriy Bakay wrote: > Do you know any more convenient way (except make buildword, etc.) to > upgrade/update several boxes to STABLE on regular basis? Something like > freebsd-update or maybe some process, tips, tricks, etc? > > Thanks. Here's how I do it: 1) Bu

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-10-09 Thread Adam Vande More
On Sat, Oct 9, 2010 at 9:55 AM, Andriy Bakay wrote: > Do you know any more convenient way (except make buildword, etc.) to > upgrade/update several boxes to STABLE on regular basis? Something like > freebsd-update or maybe some process, tips, tricks, etc? > Can you not top-post please? Probably

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-10-09 Thread Andriy Bakay
Do you know any more convenient way (except make buildword, etc.) to upgrade/update several boxes to STABLE on regular basis? Something like freebsd-update or maybe some process, tips, tricks, etc? Thanks. On 2010-10-08, at 6:11, Pete French wrote: >> Ok. But how stable (production ready) the

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-10-08 Thread Pete French
> Ok. But how stable (production ready) the FreeBSD-8-STABLE is? What is your > opinion? I am running 8-STABLE from 27th September on all our ptoduction machines (from webservers to database servers to the company mail server) and it is fine. I am going to update again over the next few days, as

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-10-07 Thread Andriy Gapon
on 08/10/2010 01:24 Andriy Bakay said the following: > Ok. But how stable (production ready) the FreeBSD-8-STABLE is? What is your > opinion? I use it all the time :-) (And head too). In general, and this opinion is not only my own, the best FreeBSD "release" is the latest stable branch. -- And

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-10-07 Thread Andriy Bakay
Ok. But how stable (production ready) the FreeBSD-8-STABLE is? What is your opinion? On 2010-10-07, at 18:12, Andriy Gapon wrote: > on 08/10/2010 00:04 Andriy Bakay said the following: >> Understood, but is it possible to apply "local" ZFS+UFS related >> changes? Because STABLE will bring all d

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-10-07 Thread Andriy Gapon
on 08/10/2010 00:04 Andriy Bakay said the following: > Understood, but is it possible to apply "local" ZFS+UFS related > changes? Because STABLE will bring all deltas which was accumulated > since RELEASE and I really concern about stability of this box (which is > router/firewall/mail server). Oth

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-10-07 Thread Andriy Bakay
Understood, but is it possible to apply "local" ZFS+UFS related changes? Because STABLE will bring all deltas which was accumulated since RELEASE and I really concern about stability of this box (which is router/firewall/mail server). Other people depend on it. On Thu, 07 Oct 2010 22:20:18 +0300,

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-10-07 Thread Andriy Gapon
on 07/10/2010 21:47 Andriy Bakay said the following: > I expressed myself incorrectly. Sorry. :-( > > Do you Andriy :-) or anybody else from list(s) have more info how to > fix or work around this issue? First, I recommend to try to upgrade to the recent stable/8. -- Andriy Gapon __

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-10-07 Thread Andriy Bakay
I expressed myself incorrectly. Sorry. :-( Do you Andriy :-) or anybody else from list(s) have more info how to fix or work around this issue? On Thu, 07 Oct 2010 21:29:54 +0300, Andriy Gapon wrote: > on 07/10/2010 18:46 Andriy Bakay said the following: >> Hi All, >> >> Do we have any new inform

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-10-07 Thread Andriy Gapon
on 07/10/2010 18:46 Andriy Bakay said the following: > Hi All, > > Do we have any new information about this issue (fixes, work arounds etc.)? > Any > input will be highly useful. Yes, _we_ do. Where have you been? :-) -- Andriy Gapon ___ freebsd-st

Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-10-07 Thread Andriy Bakay
Hi All, Do we have any new information about this issue (fixes, work arounds etc.)? Any input will be highly useful. http://lists.freebsd.org/pipermail/freebsd-stable/2010-July/057682.html I am experiencing kind of same problem on FreeBSD 8.1-RELEASE-p1 i386 2G RAM. Thanks, Andriy ___

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-07-12 Thread Andriy Gapon
on 12/07/2010 12:39 Peter Jeremy said the following: > /* > - * If pages are needed or we're within 2048 pages > - * of needing to page need to reclaim > + * If we're within 2048 pages of pagedaemon start, reclaim... > */ > - if (vm_pages_needed || (vm_paging_target() > -2048)) > + if (vm_pages_

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-07-12 Thread Peter Jeremy
On 2010-Jul-12 19:38:18 +1000, Peter Jeremy wrote: >I have been using the attached arc.patch1 based on a patch written by >Artem Belevich (see http://pastebin.com/ZCkzkWcs ) >for about a month. I have had reasonable success with it (and junked >my cronjob) but have managed to wedge my system a

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-07-12 Thread Peter Jeremy
On 2010-Jul-11 11:25:12 -0700, Richard Lee wrote: >But when almost all of the memory is taken by disk cache (of non-zfs >file system), ZFS disks start threshing like mad and the write >throughput goes down in 1-digit MB/second. It can go a lot lower than that... Yes, this is a known problem. Th

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-07-11 Thread Emil Mikulic
On Sun, Jul 11, 2010 at 02:45:46PM -0700, Jeremy Chadwick wrote: > On Sun, Jul 11, 2010 at 02:12:13PM -0700, Richard Lee wrote: > > vfs.zfs.zio.use_uma is already 0. It looks to be the default, as I never > > touched it. > > Okay, just checking, because the default did change at one point And ch

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-07-11 Thread jhell
On 07/11/2010 23:08, Freddie Cash wrote: > Search the archives for the -stable, -current, and -fs mailing lists > from the past 3 months. There are patches floating around to fix > this. The ZFS code that monitors memory pressure currently only > monitors the "free" amount, and completely ignores

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-07-11 Thread Freddie Cash
Search the archives for the -stable, -current, and -fs mailing lists from the past 3 months. There are patches floating around to fix this. The ZFS code that monitors memory pressure currently only monitors the "free" amount, and completely ignores the "inact" and other "not actually in use" amou

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-07-11 Thread Richard Lee
On Sun, Jul 11, 2010 at 02:45:46PM -0700, Jeremy Chadwick wrote: > On Sun, Jul 11, 2010 at 02:12:13PM -0700, Richard Lee wrote: > > On Sun, Jul 11, 2010 at 01:47:57PM -0700, Jeremy Chadwick wrote: > > > On Sun, Jul 11, 2010 at 11:25:12AM -0700, Richard Lee wrote: > > > > This is on clean FreeBSD 8.

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-07-11 Thread Jeremy Chadwick
On Sun, Jul 11, 2010 at 02:12:13PM -0700, Richard Lee wrote: > On Sun, Jul 11, 2010 at 01:47:57PM -0700, Jeremy Chadwick wrote: > > On Sun, Jul 11, 2010 at 11:25:12AM -0700, Richard Lee wrote: > > > This is on clean FreeBSD 8.1 RC2, amd64, with 4GB memory. > > > > > > The closest I found by Googli

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-07-11 Thread Richard Lee
On Sun, Jul 11, 2010 at 01:47:57PM -0700, Jeremy Chadwick wrote: > On Sun, Jul 11, 2010 at 11:25:12AM -0700, Richard Lee wrote: > > This is on clean FreeBSD 8.1 RC2, amd64, with 4GB memory. > > > > The closest I found by Googling was this: > > http://forums.freebsd.org/showthread.php?t=9935 > > >

RE: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-07-11 Thread Scott Sanbeg
...@freebsd.org [mailto:owner-freebsd-sta...@freebsd.org] On Behalf Of Jeremy Chadwick Sent: Sunday, July 11, 2010 1:48 PM To: Richard Lee Cc: freebsd-stable@freebsd.org Subject: Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.). On Sun, Jul 11, 2010 at 11:25:12AM -0700, Ri

Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-07-11 Thread Jeremy Chadwick
On Sun, Jul 11, 2010 at 11:25:12AM -0700, Richard Lee wrote: > This is on clean FreeBSD 8.1 RC2, amd64, with 4GB memory. > > The closest I found by Googling was this: > http://forums.freebsd.org/showthread.php?t=9935 > > And it talks about all kinds of little tweaks, but in the end, the > only th

Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.).

2010-07-11 Thread Richard Lee
This is on clean FreeBSD 8.1 RC2, amd64, with 4GB memory. The closest I found by Googling was this: http://forums.freebsd.org/showthread.php?t=9935 And it talks about all kinds of little tweaks, but in the end, the only thing that actually works is the stupid 1-line perl code that forces the kern