blob: 3ed2c8f656a52d8ce46eae00e6ff908314a507fa (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
|
config ZCACHE
bool "Dynamic compression of swap pages and clean pagecache pages"
# X86 dependency is because zsmalloc uses non-portable pte/tlb
# functions
depends on (CLEANCACHE || FRONTSWAP) && CRYPTO && X86
select ZSMALLOC
select CRYPTO_LZO
default n
help
Zcache doubles RAM efficiency while providing a significant
performance boosts on many workloads. Zcache uses
compression and an in-kernel implementation of transcendent
memory to store clean page cache pages and swap in RAM,
providing a noticeable reduction in disk I/O.
|
