Re: [OpenZFS Developer] [zfs] Re: [zfs-devel] Getting ZFSOnLinux changes merged back into Illumos

2013-10-21 Thread Keith Wesolowski
On Mon, Oct 14, 2013 at 01:22:45PM -0700, Matthew Ahrens wrote: > commit 9dcb97198338ba2d8764dd5604b278118612f74d > Author: Brian Behlendorf > Date: Thu Oct 25 13:02:31 2012 -0700 > > Log I/Os longer than zio_delay_max (30s default) > > seems reasonable; I'd want to get input from others

Re: [OpenZFS Developer] Fwd: ZFS driver - Need your help ; ) - Specification

2013-10-21 Thread Matthew Ahrens
On Mon, Oct 21, 2013 at 11:40 AM, Raphael S Carvalho < raphael.sc...@gmail.com> wrote: > On Mon, Oct 21, 2013 at 4:36 PM, Matthew Ahrens > wrote: > > On Mon, Oct 21, 2013 at 11:19 AM, Raphael S Carvalho > > wrote: > >> > >> On Mon, Oct 21, 2013 at 1:56 PM, Matthew Ahrens > >> wrote: > >> > On S

Re: [OpenZFS Developer] Fwd: ZFS driver - Need your help ; ) - Specification

2013-10-21 Thread Raphael S Carvalho
On Mon, Oct 21, 2013 at 4:40 PM, Raphael S Carvalho wrote: > On Mon, Oct 21, 2013 at 4:36 PM, Matthew Ahrens wrote: >> On Mon, Oct 21, 2013 at 11:19 AM, Raphael S Carvalho >> wrote: >>> >>> On Mon, Oct 21, 2013 at 1:56 PM, Matthew Ahrens >>> wrote: >>> > On Sun, Oct 20, 2013 at 11:58 PM, Raphae

Re: [OpenZFS Developer] Fwd: ZFS driver - Need your help ; ) - Specification

2013-10-21 Thread Raphael S Carvalho
On Mon, Oct 21, 2013 at 4:36 PM, Matthew Ahrens wrote: > On Mon, Oct 21, 2013 at 11:19 AM, Raphael S Carvalho > wrote: >> >> On Mon, Oct 21, 2013 at 1:56 PM, Matthew Ahrens >> wrote: >> > On Sun, Oct 20, 2013 at 11:58 PM, Raphael S Carvalho >> > wrote: >> >> >> >> I send the below mail to Brian

Re: [OpenZFS Developer] Fwd: ZFS driver - Need your help ; ) - Specification

2013-10-21 Thread Matthew Ahrens
On Mon, Oct 21, 2013 at 11:19 AM, Raphael S Carvalho < raphael.sc...@gmail.com> wrote: > On Mon, Oct 21, 2013 at 1:56 PM, Matthew Ahrens > wrote: > > On Sun, Oct 20, 2013 at 11:58 PM, Raphael S Carvalho > > wrote: > >> > >> I send the below mail to Brian Behlendorf, but everyone is welcome to >

Re: [OpenZFS Developer] Fwd: ZFS driver - Need your help ; ) - Specification

2013-10-21 Thread Raphael S Carvalho
On Mon, Oct 21, 2013 at 1:56 PM, Matthew Ahrens wrote: > On Sun, Oct 20, 2013 at 11:58 PM, Raphael S Carvalho > wrote: >> >> I send the below mail to Brian Behlendorf, but everyone is welcome to help >> me =) >> I will write a read-only ZFS driver, and I'm looking for a >> specification that focu

Re: [OpenZFS Developer] ARC tuning [was: [zfs] [Review] Tunable ARC buf hash sizing]

2013-10-21 Thread Richard Elling
On Oct 21, 2013, at 10:22 AM, Prakash Surya wrote: > On Fri, Oct 18, 2013 at 06:07:30PM -0700, Richard Elling wrote: >> On Oct 18, 2013, at 10:44 AM, Prakash Surya wrote: >> >> Well, the more I think about it, the less it worries me. Let's ignore >> that statement for now. >> >> W

Re: [OpenZFS Developer] ZFS VM image hosting

2013-10-21 Thread Prakash Surya
An illumos based image would be great if we plan to do any upstreaming of the Linux patches to illumos. I have no idea how to go about compiling/testing patches on illumos at the moment. -- Cheers, Prakash On Sat, Oct 19, 2013 at 11:55:25AM +0100, Luke Marsden wrote: > On 19/10/13 10:39, Joerg S

Re: [OpenZFS Developer] ARC tuning [was: [zfs] [Review] Tunable ARC buf hash sizing]

2013-10-21 Thread Prakash Surya
On Fri, Oct 18, 2013 at 06:07:30PM -0700, Richard Elling wrote: > On Oct 18, 2013, at 10:44 AM, Prakash Surya wrote: > > Well, the more I think about it, the less it worries me. Let's ignore > that statement for now. > > We have users tweaking the ARC limits regularly, so I was co

Re: [OpenZFS Developer] Fwd: ZFS driver - Need your help ; ) - Specification

2013-10-21 Thread sanjeev bagewadi
Raphael, I think you are looking for ZFS Ondisk format document. You can find one here : https://jhell.googlecode.com/files/ondiskformat0822.pdf Today the command zdb can be used to dump the ZFS ondisk objects and zdb uses libzpool which understand the ondisk layout. Thanks and regards, Sanjeev

Re: [OpenZFS Developer] Fwd: ZFS driver - Need your help ; ) - Specification

2013-10-21 Thread Matthew Ahrens
On Sun, Oct 20, 2013 at 11:58 PM, Raphael S Carvalho < raphael.sc...@gmail.com> wrote: > I send the below mail to Brian Behlendorf, but everyone is welcome to help > me =) > I will write a read-only ZFS driver, and I'm looking for a > specification that focus on the on-disk structure of a ZFS part

Re: [OpenZFS Developer] Fwd: ZFS driver - Need your help ; ) - Specification

2013-10-21 Thread Jorgen Lundman
Certainly when I ported the GRUB ZFS code over to u-boot, it consist of only readonly sources, and are GPLed, by Sun. They are contained in just a few header and source files (smushed together a little) and would provide a good starting point. http://git.denx.de/cgi-bin/gitweb.cgi?p=u-boot.git;a=

[OpenZFS Developer] Fwd: ZFS driver - Need your help ; ) - Specification

2013-10-21 Thread Raphael S Carvalho
I send the below mail to Brian Behlendorf, but everyone is welcome to help me =) I will write a read-only ZFS driver, and I'm looking for a specification that focus on the on-disk structure of a ZFS partition. If anyone is aware of a *read-link* ZFS driver whose source code is open, then it would