Re: [PATCH] improve documentation of snapshot unaware defrag

2015-12-28 Thread Duncan
Hugo Mills posted on Mon, 28 Dec 2015 01:58:07 + as excerpted: > On Mon, Dec 28, 2015 at 01:50:09AM +0100, Christoph Anton Mitterer > wrote: >> On Sun, 2015-12-27 at 07:09 +, Duncan wrote: >> > raid1 mode >> I wonder when that reaches my pain threshold... and I submit a patch >> that

Re: [PATCH] improve documentation of snapshot unaware defrag

2015-12-27 Thread Hugo Mills
On Mon, Dec 28, 2015 at 01:50:09AM +0100, Christoph Anton Mitterer wrote: > On Sun, 2015-12-27 at 07:09 +, Duncan wrote: > > raid1 mode > I wonder when that reaches my pain threshold... and I submit a patch > that renames it "notreallyraid1" in all places ;-) Isn't this an FAQ already?

Re: [PATCH] improve documentation of snapshot unaware defrag

2015-12-27 Thread Christoph Anton Mitterer
On Mon, 2015-12-28 at 02:51 +, Duncan wrote: > 1) Btrfs very specifically and deliberately uses *lowercase* raidN > in part to make that distinction, as the btrfs variants are chunk- > level (and designed so that at some point in the future they can be > subvolume and/or file level), not

Re: [PATCH] improve documentation of snapshot unaware defrag

2015-12-27 Thread Christoph Anton Mitterer
On Mon, 2015-12-28 at 01:58 +, Hugo Mills wrote: >    Isn't this an FAQ already? There is already a patch to rename the > RAID modes. It's been sitting in the progs patch queue for about 2 > years, because none of the senior devs has acked it yet (since it's a > big user-visible change).

Re: [PATCH] improve documentation of snapshot unaware defrag

2015-12-27 Thread Christoph Anton Mitterer
On Sun, 2015-12-27 at 07:09 +, Duncan wrote: > raid1 mode I wonder when that reaches my pain threshold... and I submit a patch that renames it "notreallyraid1" in all places ;-) Cheers, Chris. smime.p7s Description: S/MIME cryptographic signature

Re: [PATCH] improve documentation of snapshot unaware defrag

2015-12-27 Thread Duncan
Christoph Anton Mitterer posted on Mon, 28 Dec 2015 01:50:09 +0100 as excerpted: > On Sun, 2015-12-27 at 07:09 +, Duncan wrote: >> raid1 mode > I wonder when that reaches my pain threshold... and I submit a patch > that renames it "notreallyraid1" in all places ;-) I've seen two responses

Re: [PATCH] improve documentation of snapshot unaware defrag

2015-12-27 Thread Duncan
Christoph Anton Mitterer posted on Mon, 28 Dec 2015 04:03:05 +0100 as excerpted: > On Mon, 2015-12-28 at 02:51 +, Duncan wrote: >> 1) Btrfs very specifically and deliberately uses *lowercase* raidN in >> part to make that distinction, as the btrfs variants are chunk- level >> (and designed

Re: [PATCH] improve documentation of snapshot unaware defrag

2015-12-26 Thread Christoph Anton Mitterer
On Sun, 2015-12-27 at 04:03 +0100, Christoph Anton Mitterer wrote: > -WARNING: defragmenting with kernels up to 2.6.37 will unlink COW-ed Perhaps someone can also check the above. I was looking through the git history, but, couldn't find anything wrt 2.6.37... The commit's I've basically searched

Re: [PATCH] improve documentation of snapshot unaware defrag

2015-12-26 Thread Duncan
Christoph Anton Mitterer posted on Sun, 27 Dec 2015 04:03:27 +0100 as excerpted: [Rewrapped here but all added lines.] > +WARNING: Defragmenting with Linux kernel versions < 3.9 or ≥ 3.14-rc2 > as well as > +with Linux stable kernel versions ≥ 3.10.31, ≥ 3.12.12 or ≥ > 3.13.4 will break up >