From: Cao jin <caoj.f...@cn.fujitsu.com> 1. Default cache size is 64MB. 2. Semantics correction.
Signed-off-by: Cao jin <caoj.f...@cn.fujitsu.com> Reviewed-by: Juan Quintela <quint...@redhat.com> Signed-off-by: Juan Quintela <quint...@redhat.com> --- docs/xbzrle.txt | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/docs/xbzrle.txt b/docs/xbzrle.txt index 52c8511..c0a7dfd 100644 --- a/docs/xbzrle.txt +++ b/docs/xbzrle.txt @@ -42,7 +42,7 @@ nzrun = length byte... length = uleb128 encoded integer On the sender side XBZRLE is used as a compact delta encoding of page updates, -retrieving the old page content from the cache (default size of 512 MB). The +retrieving the old page content from the cache (default size of 64MB). The receiving side uses the existing page's content and XBZRLE to decode the new page's content. @@ -73,7 +73,7 @@ e9 07 0f 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 03 01 67 01 01 69 Cache update strategy ===================== -Keeping the hot pages in the cache is effective for decreased cache +Keeping the hot pages in the cache is effective for decreasing cache misses. XBZRLE uses a counter as the age of each page. The counter will increase after each ram dirty bitmap sync. When a cache conflict is detected, XBZRLE will only evict pages in the cache that are older than -- 2.7.4
