Martin m_bt...@ml1.co.uk writes:
The *ONLY* application that I know of that uses atime is Mutt and then
*only* for mbox files!...
However, users, such as myself :), can be interested in when a certain
file has been last accessed. With snapshots I can even get an idea of
all the times the file
On 04/06/14 10:19, Erkki Seppala wrote:
Martin m_bt...@ml1.co.uk writes:
The *ONLY* application that I know of that uses atime is Mutt and then
*only* for mbox files!...
However, users, such as myself :), can be interested in when a certain
file has been last accessed. With snapshots I
On Jun 4, 2014, at 7:15 AM, Martin m_bt...@ml1.co.uk wrote:
Consider using noatime as a /default/ being as there are no known
'must-use' use cases.
The quote I'm finding on the interwebs is POSIX “requires that operating
systems maintain file system metadata that records when each file was
On 02/06/14 14:22, Josef Bacik wrote:
On 05/30/2014 06:00 PM, Martin wrote:
OK... I'll jump in...
On 30/05/14 21:43, Josef Bacik wrote:
Hello,
TL;DR: I want to only do snapshot-aware defrag on inodes in snapshots
that haven't changed since the snapshot was taken. Yay or nay (with a
On 06/01/2014 11:07 PM, Mitch Harder wrote:
On Sat, May 31, 2014 at 6:51 PM, Brendan Hide bren...@swiftspirit.co.za wrote:
On 2014/05/31 12:00 AM, Martin wrote:
OK... I'll jump in...
On 30/05/14 21:43, Josef Bacik wrote:
[snip]
Option 1: Only relink inodes that haven't changed since the
On 05/30/2014 06:00 PM, Martin wrote:
OK... I'll jump in...
On 30/05/14 21:43, Josef Bacik wrote:
Hello,
TL;DR: I want to only do snapshot-aware defrag on inodes in snapshots
that haven't changed since the snapshot was taken. Yay or nay (with a
reason why for nay)
[...]
=== Summary and
On Sat, May 31, 2014 at 6:51 PM, Brendan Hide bren...@swiftspirit.co.za wrote:
On 2014/05/31 12:00 AM, Martin wrote:
OK... I'll jump in...
On 30/05/14 21:43, Josef Bacik wrote:
[snip]
Option 1: Only relink inodes that haven't changed since the snapshot was
taken.
Pros:
-Faster
On 2014/05/31 12:00 AM, Martin wrote:
OK... I'll jump in...
On 30/05/14 21:43, Josef Bacik wrote:
[snip]
Option 1: Only relink inodes that haven't changed since the snapshot was
taken.
Pros:
-Faster
-Simpler
-Less duplicated code, uses existing functions for tricky operations so
less likely
Brendan Hide posted on Sun, 01 Jun 2014 01:51:49 +0200 as excerpted:
Will option one mean that we always need to mount with noatime or
read-only to allow snapshot defragging to do anything?
That is a very good question. I very rarely have mounts without noatime
- and usually only because I