Re: [gentoo-user] Re: ZFS formating

2013-11-04 Thread Douglas J Hunley
On Fri, Nov 1, 2013 at 11:29 AM, James wrote: > livedvd-x86-amd64-32ul-20121221.iso > Is what you are referring to? > yes > > I suggested using SystemRescue, because I had to clean up > (hack extensively) on Grub2 before the system would boot standalone. > In that first Pentoo install, I use

[gentoo-user] Re: ZFS formating

2013-11-01 Thread James
Douglas J Hunley gmail.com> writes: > the latest gentoo live image has full zfs support on it -- Douglas J Hunley (doug.hunley gmail.com) livedvd-x86-amd64-32ul-20121221.iso Is what you are referring to? I suggested using SystemRescue, because I had to clean up (hack extensively) on Grub2

Re: [gentoo-user] Re: ZFS

2013-09-19 Thread Pandu Poluan
On Thu, Sep 19, 2013 at 8:01 PM, Grant wrote: You should definitely determine the right value for ashift on pool creation (it controls the alignment on the medium). It's an option that you afaik can only set on filesystem creation and therefore needs a restart from scratch

Re: [gentoo-user] Re: ZFS

2013-09-19 Thread Grant
>> Especially with SSDs. One must find out the blocksize used by his/her SSDs. >> >> With spinning disks, setting ashift=12 is enough since no spinning >> disks have sectors larger than 2^12 bytes. >> >> With SSDs, one might have to set ashift=13 or even ashift=14. > > May I suggest that we should

Re: [gentoo-user] Re: ZFS

2013-09-19 Thread Grant
>>> You should definitely determine the right value for ashift on pool >>> creation >>> (it controls the alignment on the medium). It's an option that you afaik >>> can only set >>> on filesystem creation and therefore needs a restart from scratch if you >>> get it >>> wrong. >>> According to the i

Re: [gentoo-user] Re: ZFS

2013-09-19 Thread Pandu Poluan
On Thu, Sep 19, 2013 at 5:37 PM, Tanstaafl wrote: > On 2013-09-19 3:44 AM, Hinnerk van Bruinehsen >> You should definitely determine the right value for ashift on pool >> creation >> (it controls the alignment on the medium). It's an option that you afaik >> can only set >> on filesystem creation

Re: [gentoo-user] Re: ZFS

2013-09-19 Thread Grant
>> You should definitely determine the right value for ashift on pool >> creation >> (it controls the alignment on the medium). It's an option that you afaik >> can only set >> on filesystem creation and therefore needs a restart from scratch if you >> get it >> wrong. >> According to the illumos w

Re: [gentoo-user] Re: ZFS

2013-09-19 Thread Tanstaafl
On 2013-09-19 3:44 AM, Hinnerk van Bruinehsen You should definitely determine the right value for ashift on pool creation (it controls the alignment on the medium). It's an option that you afaik can only set on filesystem creation and therefore needs a restart from scratch if you get it wrong. A

Re: [gentoo-user] Re: ZFS

2013-09-19 Thread Stefan G. Weichinger
Am 19.09.2013 09:47, schrieb Pandu Poluan: > Especially with SSDs. One must find out the blocksize used by his/her SSDs. > > With spinning disks, setting ashift=12 is enough since no spinning > disks have sectors larger than 2^12 bytes. > > With SSDs, one might have to set ashift=13 or even ashi

Re: [gentoo-user] Re: ZFS

2013-09-19 Thread Pandu Poluan
On Thu, Sep 19, 2013 at 2:44 PM, Hinnerk van Bruinehsen wrote: > On Wed, Sep 18, 2013 at 09:49:40PM -0700, Grant wrote: >> > I think many folks are interested in upgrading to EXT4 with RAID from >> > an ordinary JBOD workstation(server); or better yet to ZFS on RAID. I wish >> > one of the bright

Re: [gentoo-user] Re: ZFS

2013-09-19 Thread Hinnerk van Bruinehsen
On Wed, Sep 18, 2013 at 09:49:40PM -0700, Grant wrote: > > I think many folks are interested in upgrading to EXT4 with RAID from > > an ordinary JBOD workstation(server); or better yet to ZFS on RAID. I wish > > one of the brighter minds amongst us would put out a skeleton > > (wiki) information p

Re: [gentoo-user] Re: ZFS

2013-09-19 Thread Pandu Poluan
On Thu, Sep 19, 2013 at 11:49 AM, Grant wrote: >> I think many folks are interested in upgrading to EXT4 with RAID from >> an ordinary JBOD workstation(server); or better yet to ZFS on RAID. I wish >> one of the brighter minds amongst us would put out a skeleton >> (wiki) information page as such

Re: [gentoo-user] Re: ZFS

2013-09-18 Thread Grant
> I think many folks are interested in upgrading to EXT4 with RAID from > an ordinary JBOD workstation(server); or better yet to ZFS on RAID. I wish > one of the brighter minds amongst us would put out a skeleton > (wiki) information page as such: > > http://wiki.gentoo.org/wiki/ZFS+RAID > > I kno

[gentoo-user] Re: ZFS

2013-09-18 Thread James
Bruce Hill happypenguincomputers.com> writes: > On Tue, Sep 17, 2013 at 02:11:33PM -0400, Tanstaafl wrote: > > > > Is there a good place to read about these kinds of tuning parameters? > > Just wondering if anyone experienced running ZFS on Gentoo finds this wiki > article worthy of use: http:

Re: [gentoo-user] Re: ZFS wiki confusion

2013-04-01 Thread Douglas J Hunley
On Mon, Apr 1, 2013 at 9:16 AM, Neil Bothwick wrote: > On Mon, 01 Apr 2013 10:09:05 +0200, Remy Blank wrote: > > > Just ignore the section "Installing into the kernel directory (for > > static installs)" on that page, unless you have a very special install > > (but then, you probably wouldn't hav

Re: [gentoo-user] Re: ZFS wiki confusion

2013-04-01 Thread Neil Bothwick
On Mon, 01 Apr 2013 10:09:05 +0200, Remy Blank wrote: > Just ignore the section "Installing into the kernel directory (for > static installs)" on that page, unless you have a very special install > (but then, you probably wouldn't have to ask here). Yes, you only need that if you want the modules

[gentoo-user] Re: ZFS wiki confusion

2013-04-01 Thread Remy Blank
Douglas J Hunley wrote: > Do you really need to copy the files into the kernel tree? No, you don't need to do that. > which seems to pull in the daemon and the kmod so wouldn't the zfs-kmod > ebuild build against the current kernel and drop in the modules > directory all by itself much like any o