[Dng] OT - It may be only one file, but it does point to the bigger problem!

2015-02-22 Thread Jim Murphy
Hi, First let me make it clear I'm not a fan of either systemd of journald. I've been watching the "btrfs-linux" mailing list, when the following subject popped up a few days ago: Systemd 219 now sets the special FS_NOCOW file flag for its journal files, possibly breaking RAID repairs.[1] Fr

[Dng] OT - It may be only one file, but it does point to the bigger problem!

2015-02-22 Thread T.J. Duchene
> > Systemd, to me, is a horror story. The more I read the scarier it gets. > > At the very beginning of the 219 Lennart announcement you find this: > > Note that this version is not available in Fedora F22/F23 yet. The > > linker on ARM segfaults. Since the i386 and x86_64 versions built > > f

[Dng] OT - It may be only one file, but it does point to the bigger problem

2015-02-23 Thread T.J. Duchene
> My philosopher as a free software author is this: The buck stops with > me. If my software screws up, it's my fault and my responsibility to > fix, regardless of the actual root cause is in code I wrote or a tool I > use. > > If I were having problems with two different compilers treating my c

Re: [Dng] OT - It may be only one file, but it does point to the bigger problem!

2015-02-23 Thread Didier Kryn
Le 22/02/2015 19:28, Jim Murphy a écrit : Hi, First let me make it clear I'm not a fan of either systemd of journald. I've been watching the "btrfs-linux" mailing list, when the following subject popped up a few days ago: Systemd 219 now sets the special FS_NOCOW file flag for its journal

Re: [Dng] OT - It may be only one file, but it does point to the bigger problem!

2015-02-23 Thread Adam Borowski
On Mon, Feb 23, 2015 at 11:47:16AM +0100, Didier Kryn wrote: > As far as I understand, COW means that the whole file is > rewritten everytime you change a single byte in it (or is it only > some "extent"?). That's a real mess when you are continuously > appending to files hundreds of megabytes

Re: [Dng] OT - It may be only one file, but it does point to the bigger problem

2015-02-23 Thread T.J. Duchene
On Monday, February 23, 2015 04:46:34 PM you wrote: > > My philosopher as a free software author is this: The buck stops with > > me. If my software screws up, it's my fault and my responsibility to > > fix, regardless of the actual root cause is in code I wrote or a tool I > > use. > > > > If I w

Re: [Dng] OT - It may be only one file, but it does point to the bigger problem!

2015-02-23 Thread Noel Torres
On Sunday, 22 de February de 2015 18:28:06 Jim Murphy escribió: [...] > If I have a btrfs mirror and I didn't mess with it by setting FS_NOCOW, > shouldn't I be able to recover the file? I would sure hope so. He > creates this "better" way of logging, then he seems to not even care if > you can u

Re: [Dng] OT - It may be only one file, but it does point to the bigger problem

2015-02-24 Thread Steve Litt
On Mon, 23 Feb 2015 16:46:34 -0600 "T.J. Duchene" wrote: > > > > My philosopher as a free software author is this: The buck stops > > with me. If my software screws up, it's my fault and my > > responsibility to fix, regardless of the actual root cause is in > > code I wrote or a tool I use. >

Re: [Dng] OT - It may be only one file, but it does point to the bigger problem!

2015-02-24 Thread Nuno Magalhães
On Tue, Feb 24, 2015 at 12:57 AM, Noel Torres wrote: > We have RAID tools like mdadm for RAID, and filesystems like ext4 or Reiserfs > for file storage. > > Why would I want a tool combining both? You'd want one so you can, for isntance, avoid a RAID5 write hole. ZFS seems pretty cool, the only d