On 09.02.2014, Chris Murphy wrote:
- reduce swappiness: /etc/sysctl.conf
vm.swappiness=1
vm.vfs_cache_pressure=50
I wouldn't do this. If swap is needed, then swap is needed.
While vfs_cache_pressure = 50 is the standard, swappiness set to 1
does not mean that the kernel
On 02/07/2014 06:54 PM, Chris Murphy wrote:
And here is a recent thread, just under one year old….
https://lkml.org/lkml/2013/2/23/107
Anyway, the fs developers have been speaking about it quite a bit and for a
long time.
I guess I could have Google'd for this, but after reading over a few
On Feb 8, 2014, at 3:04 PM, Michael Cronenworth m...@cchtml.com wrote:
On 02/07/2014 06:54 PM, Chris Murphy wrote:
And here is a recent thread, just under one year old….
https://lkml.org/lkml/2013/2/23/107
Anyway, the fs developers have been speaking about it quite a bit and for a
long
On 06/02/14 23:35, Chris Murphy wrote:
On Feb 6, 2014, at 7:43 AM, Wade Hampton wadehampto...@gmail.com wrote:
- mount using discard (or use the fstrim program periodically)
The discard/TRIM debate can be found in the archives and also on devel@
archives, and on XFS archives. Not all SSDs
On Feb 7, 2014, at 2:00 AM, sam tygier samtyg...@yahoo.co.uk wrote:
On 06/02/14 23:35, Chris Murphy wrote:
On Feb 6, 2014, at 7:43 AM, Wade Hampton wadehampto...@gmail.com wrote:
- mount using discard (or use the fstrim program periodically)
The discard/TRIM debate can be found in the
On 02/07/2014 03:00 AM, sam tygier wrote:
Ubuntu will be using a cronjob that calls fstrim, not the discard mount option.
They found that the discard option cause a small performance hit.
https://blueprints.launchpad.net/ubuntu/+spec/core-1311-ssd-trimming
If you read the link you posted you
On Feb 7, 2014, at 5:11 PM, Michael Cronenworth m...@cchtml.com wrote:
On 02/07/2014 03:00 AM, sam tygier wrote:
Ubuntu will be using a cronjob that calls fstrim, not the discard mount
option.
They found that the discard option cause a small performance hit.
On Feb 7, 2014, at 5:44 PM, Chris Murphy li...@colorremedies.com wrote:
On Feb 7, 2014, at 5:11 PM, Michael Cronenworth m...@cchtml.com wrote:
On 02/07/2014 03:00 AM, sam tygier wrote:
Ubuntu will be using a cronjob that calls fstrim, not the discard mount
option.
They found that the
Is there a current best practices for use of solid state disks with
Fedora 20? I found an older doc for Fedora 14 and also the Red Hat 6
deployment guide, but both don't have a lot of details.
I have a laptop and am installing a 120G SSD. Also I plan on
updating an old CentOS server with a
On Thu, Feb 06, 2014 at 09:43:40AM -0500, Wade Hampton wrote:
Some of the recommendations I have found:
I know about some of these and not others without research, so I'll just
answer those parts.
- use native partitions, not LVM (for TRIM)
TRIM should work on LVM now.
- mount using
On Thu, 2014-02-06 at 09:43 -0500, Wade Hampton wrote:
- change I/O scheduler by adding elevator=noop to boot parms
No longer needed it seems.
- reduce swappiness: /etc/sysctl.conf
vm.swappiness=1
vm.vfs_cache_pressure=50
Yes, I do this for my SSD. I put them into a file in
On Feb 6, 2014, at 7:43 AM, Wade Hampton wadehampto...@gmail.com wrote:
- partition on a 1M boundary
Has been this way by default for some time.
- use native partitions, not LVM (for TRIM)
Well this wouldn't be a reason to not use LVM, I'd come up with something else,
like it's a PITA to
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