Re: ZFSKnownProblems - needs revision?

2009-04-12 Thread Ben Kelly
On Apr 8, 2009, at 12:18 PM, Christian Walther wrote: I used geli encrypted ZFS including Root on my IBM Thinkpad T31 with 1GB RAM on a 160GB HDD. (i386 7-STABLE) Swap on a dedicated slice. Some Z Filesystems used compression (/usr/ports, /usr/src, for example). I encountered several crashes,

Re: ZFSKnownProblems - needs revision?

2009-04-12 Thread Ben Kelly
On Apr 8, 2009, at 5:59 PM, Miroslav Lachman wrote: Rsync is used for snapshots with --link-dest= (each day has own directory and all unchenged files are hardlinked to previous day and I have history of two month back). Backups are stored on /vol0 with compression enabled. (compression is

Re: ZFSKnownProblems - needs revision?

2009-04-10 Thread Jesco Freund
On Thu, 9 Apr 2009 22:35:06 +0200, Lorenzo Perone lopez.on.the.li...@yellowspace.net wrote: trying to understand now if 7.2 is worth a new try, or if, for that matter, the only reasonable wait is until 8.0. The deadlock issues should be fixed with ZFS v.13 which is only available in

Re: Network sysctl tuning [was Re: ZFSKnownProblems - needs revision?]

2009-04-10 Thread Kip Macy
I think most if not all of the gains are from increasing the maximum tcp socket buffer sizes. You might test it out with only those to confirm. -Kip On Thu, Apr 9, 2009 at 3:42 PM, Freddie Cash fjwc...@gmail.com wrote: On Wed, Apr 8, 2009 at 3:55 PM, Antony Mawer fbsd-sta...@mawer.org wrote:

Re: ZFSKnownProblems - needs revision? / Lighttpd

2009-04-09 Thread Miroslav Lachman
Ivan Voras wrote: 2009/4/8 Miroslav Lachman 000.f...@quip.cz: (Lighttpd problem may be related to jail instead of ZFS - I did not test it yet) Completely unrelated to ZFS, but wasn't there some issue with lighttpd and sendfile() relatively recently (sendfile is the default)? Have you tried

Re: ZFSKnownProblems - needs revision?

2009-04-09 Thread Lorenzo Perone
Hi, in one production case (1), haven't seen panics or deadlocks for a long time, yet on another much more powerful machine (2), I could not get rid of vm_thread_new: kstack allocation failed, ultimately rendering the machine useless pretty fast. This was at least till RELENG_7/november

Re: Network sysctl tuning [was Re: ZFSKnownProblems - needs revision?]

2009-04-09 Thread Freddie Cash
On Wed, Apr 8, 2009 at 3:55 PM, Antony Mawer fbsd-sta...@mawer.org wrote: Freddie Cash wrote: ... We've also heavily modified /etc/sysctl.conf and upped a bunch of the network-related sysctls.  Doing so increased our SSH throughput from ~30 Mbits/sec across all connections to over 90

ZFSKnownProblems - needs revision?

2009-04-08 Thread Ivan Voras
Hi, I've been pinged by two people already that it's possible that the problems listed at: http://wiki.freebsd.org/ZFSKnownProblems have been fixed in 7-STABLE, and that the page needs to be significantly revised to sound less scary. Since I unfortunately don't have any ZFS systems in

Re: ZFSKnownProblems - needs revision?

2009-04-08 Thread Ivan Voras
Ivan Voras wrote: * Are the issues on the list still there? * Are there any new issues? * Is somebody running ZFS in production (non-trivial loads) with success? What architecture / RAM / load / applications used? * How is your memory load? (does it leave enough memory for other services)

Re: ZFSKnownProblems - needs revision?

2009-04-08 Thread Andriy Gapon
My account: amd64 stable/7 system 4GB RAM zero tuning 3-way mirrored zpool with individual dev size about 400G moderate load sufficient remaining RAM (still plenty) zero troubles (system age is 2 months) -- Andriy Gapon ___ freebsd-stable@freebsd.org

Re: ZFSKnownProblems - needs revision?

2009-04-08 Thread Jonathan
Ivan Voras wrote: Hi, I've been pinged by two people already that it's possible that the problems listed at: http://wiki.freebsd.org/ZFSKnownProblems have been fixed in 7-STABLE, and that the page needs to be significantly revised to sound less scary. Since I unfortunately don't have

Re: ZFSKnownProblems - needs revision?

2009-04-08 Thread Christian Walther
Hi, I used geli encrypted ZFS including Root on my IBM Thinkpad T31 with 1GB RAM on a 160GB HDD. (i386 7-STABLE) Swap on a dedicated slice. Some Z Filesystems used compression (/usr/ports, /usr/src, for example). I encountered several crashes, especially during heavy loads, such as compiling big

Re: ZFSKnownProblems - needs revision?

2009-04-08 Thread Guido Falsi
On Wed, Apr 08, 2009 at 02:50:33PM +0200, Ivan Voras wrote: Ivan Voras wrote: * Are the issues on the list still there? * Are there any new issues? * Is somebody running ZFS in production (non-trivial loads) with success? What architecture / RAM / load / applications used? * How is

Re: ZFSKnownProblems - needs revision?

2009-04-08 Thread Freddie Cash
On April 8, 2009 5:30 am Ivan Voras wrote: snip Specifically: * Are the issues on the list still there? * Are there any new issues? * Is somebody running ZFS in production (non-trivial loads) with success? What architecture / RAM / load / applications used? * How is your memory load? (does

Re: ZFSKnownProblems - needs revision?

2009-04-08 Thread Dmitry Morozovsky
On Wed, 8 Apr 2009, Ivan Voras wrote: IV * Are the issues on the list still there? IV * Are there any new issues? IV * Is somebody running ZFS in production (non-trivial loads) with IV success? What architecture / RAM / load / applications used? IV * How is your memory load? (does it leave

Re: ZFSKnownProblems - needs revision?

2009-04-08 Thread Peter Esselius
My home fileserver: Started using zfs around 7.0-BETA2, oct-nov 07. The system is running 7-sta...@amd64, updated once a month. 4GB RAM No kmem-tuning. 4x320gb, switched to 5x750 during the summer. No panics after switching from i386 to amd64. ___

Re: ZFSKnownProblems - needs revision?

2009-04-08 Thread Miroslav Lachman
Ivan Voras wrote: Ivan Voras wrote: * Are the issues on the list still there? * Are there any new issues? * Is somebody running ZFS in production (non-trivial loads) with success? What architecture / RAM / load / applications used? * How is your memory load? (does it leave enough memory for

Re: ZFSKnownProblems - needs revision?

2009-04-08 Thread Ivan Voras
2009/4/8 Miroslav Lachman 000.f...@quip.cz: (Lighttpd problem may be related to jail instead of ZFS - I did not test it yet) Completely unrelated to ZFS, but wasn't there some issue with lighttpd and sendfile() relatively recently (sendfile is the default)? Have you tried

Network sysctl tuning [was Re: ZFSKnownProblems - needs revision?]

2009-04-08 Thread Antony Mawer
Freddie Cash wrote: ... We've also heavily modified /etc/sysctl.conf and upped a bunch of the network-related sysctls. Doing so increased our SSH throughput from ~30 Mbits/sec across all connections to over 90 Mbits/sec per SSH connection. Are you able to share any of these with the list? It

Re: ZFSKnownProblems - needs revision?

2009-04-08 Thread Mike Andrews
Ivan Voras wrote: Ivan Voras wrote: * Are the issues on the list still there? * Are there any new issues? * Is somebody running ZFS in production (non-trivial loads) with success? What architecture / RAM / load / applications used? * How is your memory load? (does it leave enough memory for