Messages in this thread Patch in this message | | | From | Nitin Gupta <> | Subject | [PATCH 3/3] compcache: documentation | Date | Tue, 8 Apr 2008 15:06:49 +0530 |
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compcache usage documentation.
Signed-off-by: Nitin Gupta <nitingupta910 at gmail dot com> --- Documentation/compcache.txt | 29 +++++++++++++++++++++++++++++ 1 files changed, 29 insertions(+), 0 deletions(-)
diff --git a/Documentation/compcache.txt b/Documentation/compcache.txt new file mode 100644 index 0000000..2500da6 --- /dev/null +++ b/Documentation/compcache.txt @@ -0,0 +1,29 @@ + +compcache: Compressed RAM based swap device +------------------------------------------- + +Project home: http://code.google.com/p/compcache + +* Introduction +This is a RAM based block device which acts as swap disk. +Pages swapped to this device are compressed and stored in +memory itself. + +It uses these components: + - TLSF: memory allocator + - LZO: de/compressor + +* Usage + - modprobe compcache compcache_size_kbytes=<size> + (If no size is specified, default size of 25% of RAM is taken). + - swapon /dev/ramzswap0 + +* Notes + - Allocator and compcache statistics are exported via /proc interface: + (if stats are enabled for corresponding modules) + - /proc/tlsfinfo (from tlsf.ko) + - /proc/compcache (from compcache.ko) + + +Nitin Gupta +(nitingupta910@gmail.com)
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