Re: [Gluster-users] Tiered Volumes and Backups

2016-08-08 Thread Lindsay Mathieson
On 9/08/2016 12:01 AM, Dan Lambright wrote: By default, files are marked for promotion on the first I/O. So if you did a backup and touched every file, they would all be marked for promotion. You ought to be able to change that, so only files touched some number of times (2X?) are promoted.

Re: [Gluster-users] Tiered Volumes and Backups

2016-08-08 Thread Dan Lambright
- Original Message - > From: "Mohammed Rafi K C" <rkavu...@redhat.com> > To: "Lindsay Mathieson" <lindsay.mathie...@gmail.com>, "gluster-users" > <Gluster-users@gluster.org> > Sent: Monday, August 8, 2016 1:03:19

Re: [Gluster-users] Tiered Volumes and Backups

2016-08-07 Thread Mohammed Rafi K C
On 08/07/2016 08:41 AM, Lindsay Mathieson wrote: > On 7/08/2016 12:34 PM, Lindsay Mathieson wrote: >> One of the things done every week here is a full image backup of all >> the VM's (take about 20 hours). Do you use gluster snapshot feature here ? If so, it won't result in promotion. >> I was

Re: [Gluster-users] Tiered Volumes and Backups

2016-08-06 Thread Lindsay Mathieson
On 7/08/2016 12:34 PM, Lindsay Mathieson wrote: One of the things done every week here is a full image backup of all the VM's (take about 20 hours). I was wondering what the implications are for the tier as every shard will be read sequentially. Will I be seeing mass promotions and demotions

[Gluster-users] Tiered Volumes and Backups

2016-08-06 Thread Lindsay Mathieson
I am testing as Hot SSD Tier with sharded VM hosting on 3.8.1 volume. One of the things done every week here is a full image backup of all the VM's (take about 20 hours). I was wondering what the implications are for the tier as every shard will be read sequentially. Will I be seeing mass