Re: btrfs deduplication and linux cache management

2014-11-04 Thread Zygo Blaxell
On Mon, Nov 03, 2014 at 03:09:11PM +0100, LuVar wrote: Thanks for nice and replicate at home yourself example. On my machine it is behaving precisely like in your: code root@blackdawn:/home/luvar# sync; sysctl vm.drop_caches=1 vm.drop_caches = 1 root@blackdawn:/home/luvar# time cat

Re: btrfs deduplication and linux cache management

2014-11-03 Thread LuVar
Thanks for nice and replicate at home yourself example. On my machine it is behaving precisely like in your: code root@blackdawn:/home/luvar# sync; sysctl vm.drop_caches=1 vm.drop_caches = 1 root@blackdawn:/home/luvar# time cat

btrfs deduplication and linux cache management

2014-10-30 Thread luvar
Hi, I want to ask, if deduplicated file content will be cached in linux kernel just once for two deduplicated files. To explain in deep: - I use btrfs for whole system with few subvolumes with some compression on some subvolumes. - I have two directories with eclipse SDK with slightly

Re: btrfs deduplication and linux cache management

2014-10-30 Thread Austin S Hemmelgarn
On 2014-10-30 05:26, lu...@plaintext.sk wrote: Hi, I want to ask, if deduplicated file content will be cached in linux kernel just once for two deduplicated files. To explain in deep: - I use btrfs for whole system with few subvolumes with some compression on some subvolumes. - I have two

Re: btrfs deduplication and linux cache management

2014-10-30 Thread Zygo Blaxell
On Thu, Oct 30, 2014 at 10:26:07AM +0100, lu...@plaintext.sk wrote: Hi, I want to ask, if deduplicated file content will be cached in linux kernel just once for two deduplicated files. To explain in deep: - I use btrfs for whole system with few subvolumes with some compression on some