On Tue, 10 Nov 2009, Nick Guenther wrote:
[ext3 data= / FFS]
journal ~= sync (ensures consistency of both metadata and file data)
ordered ~= softdep (ensures consistency of metadata both internally
and with file data)
writeback ~= default (ensures consistency of metadata internally but
real
Nick Guenther wrote:
So, as nicely summarized at
http://www.h-online.com/open/news/item/Possible-data-loss-in-Ext4-740467.html
,
ext4 is kind of broken. It won't honor fsync and, as a /feature/, will
wait up to two minutes to write out data, leading to lots of files
emptied to the great
Janne Johansson wrote:
Nick Guenther wrote:
So, as nicely summarized at
http://www.h-online.com/open/news/item/Possible-data-loss-in-Ext4-740467.html
,
ext4 is kind of broken. It won't honor fsync and, as a /feature/, will
wait up to two minutes to write out data, leading to lots of files
Michal wrote, sometime around 11/11/09 11:40:
I know this is a bit off topic, but storage devices have battery's on
RAID cards for a reason. If you are worried about read/writes etc when a
system dies, there are measures you can take
Probably even more OT, but...
Although some (most?) RAID
On Wed, Nov 11, 2009 at 12:24:25PM +0100, Janne Johansson wrote:
Nick Guenther wrote:
So, as nicely summarized at
http://www.h-online.com/open/news/item/Possible-data-loss-in-Ext4-740467.html
,
ext4 is kind of broken. It won't honor fsync and, as a /feature/, will
wait up to two
EXT was and still is a joke. I remember reading about the 2 minute
drain and I almost peed my pants. EXT3 had the nice feature of randomly
stopping to boot after enough reboots on enough machines. Thankfully I
no longer run any volume of this crap.
On Wed, Nov 11, 2009 at 11:55:30AM +,
On Wed, Nov 11, 2009 at 3:35 AM, David Vasek va...@fido.cz wrote:
On Tue, 10 Nov 2009, Nick Guenther wrote:
[ext3 data= / FFS]
journal ~= sync (ensures consistency of both metadata and file data)
ordered ~= softdep (ensures consistency of metadata both internally
and with file data)
On Wed, Nov 11, 2009 at 1:16 PM, Ted Unangst ted.unan...@gmail.com wrote:
On Tue, Nov 10, 2009 at 10:50 PM, Nick Guenther kou...@gmail.com wrote:
See, since it seems that BSD doesn't have this file-data consistency
guarantee, are Linus' worries about ext4's potential data loss just
being
On Wed, 11 Nov 2009, Nick Guenther wrote:
On Wed, Nov 11, 2009 at 3:35 AM, David Vasek va...@fido.cz wrote:
On Tue, 10 Nov 2009, Nick Guenther wrote:
[ext3 data= / FFS]
journal ~= sync (ensures consistency of both metadata and file data)
ordered ~= softdep (ensures consistency of metadata
Okay, one last question: one of the original softdep papers
(http://www.usenix.org/publications/library/proceedings/bsdcon02/mckusick.htm
l)
is all about how softdeps can avoid fsck, but I just set softdep on
all my filesystems, rebooted (to start fresh), wrote some files, wrote
some more
On Wed, Nov 11, 2009 at 7:08 PM, Nick Guenther kou...@gmail.com wrote:
Okay, one last question: one of the original softdep papers
(http://www.usenix.org/publications/library/proceedings/bsdcon02/mckusick.html)
is all about how softdeps can avoid fsck, but I just set softdep on
all my
On Tue, Nov 10, 2009 at 4:29 AM, Nick Guenther kou...@gmail.com wrote:
So, as nicely summarized at
http://www.h-online.com/open/news/item/Possible-data-loss-in-Ext4-740467.html,
ext4 is kind of broken. It won't honor fsync and, as a /feature/, will
wait up to two minutes to write out data,
On Tue, Nov 10, 2009 at 4:29 AM, Nick Guenther kou...@gmail.com wrote:
So, as nicely summarized at
http://www.h-online.com/open/news/item/Possible-data-loss-in-Ext4-740467.html,
ext4 is kind of broken. It won't honor fsync and, as a /feature/, will
wait up to two minutes to write out data,
On Tue, Nov 10, 2009 at 11:18:57AM -0700, Theo de Raadt wrote:
If you want to never lose data, you have an option. Make the filesystem
syncronous, using the -o sync option.
If you can't accept the performance hit from that, then please accept
that all the work done over the ages is only on
2009/11/10 Jussi Peltola pe...@pelzi.net:
On Tue, Nov 10, 2009 at 11:18:57AM -0700, Theo de Raadt wrote:
If you want to never lose data, you have an option. Make the filesystem
syncronous, using the -o sync option.
If you can't accept the performance hit from that, then please accept
that
I lost a picture of Bob Becks ass this same exact way.
-B
On Tue, Nov 10, 2009 at 1:29 AM, Nick Guenther kou...@gmail.com wrote:
So, as nicely summarized at
http://www.h-online.com/open/news/item/Possible-data-loss-in-Ext4-740467.html,
ext4 is kind of broken. It won't honor fsync and, as a
On Tue, Nov 10, 2009 at 5:25 PM, Bob Beck b...@openbsd.org wrote:
2009/11/10 Jussi Peltola pe...@pelzi.net:
On Tue, Nov 10, 2009 at 11:18:57AM -0700, Theo de Raadt wrote:
If you want to never lose data, you have an option. B Make the filesystem
syncronous, using the -o sync option.
If you
On Tue, Nov 10, 2009 at 1:18 PM, Theo de Raadt dera...@cvs.openbsd.org
wrote:
On Tue, Nov 10, 2009 at 4:29 AM, Nick Guenther kou...@gmail.com wrote:
So, as nicely summarized at
http://www.h-online.com/open/news/item/Possible-data-loss-in-Ext4-740467.html
,
ext4 is kind of broken. It won't honor
Bryan Irvine wrote:
I lost a picture of Bob Becks ass this same exact way.
Very popular piece of art!
And a collectors item these days, specially in Germany looks like! (;
Might be the next hot item on some stickers coming your way next release! (;
Probably would however need a disclaimer as
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