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authorMao Zhongyi <maozhongyi@cmss.chinamobile.com>2020-03-20 22:32:16 +0800
committerDr. David Alan Gilbert <dgilbert@redhat.com>2020-03-25 12:31:38 +0000
commit06b1c6f8b7efeaab5da5e092727cd1391a1d9f2c (patch)
tree69b9abeb8fd701d99a6a53b97fa96376389a70b0 /docs
parent33ee3d96c7c21febbfb90b005ee9e646cf1f3794 (diff)
xbzrle: update xbzrle doc
Add new parameter description, also: 1. Remove unsociable space. 2. Nit picking: s/two/2 in report Signed-off-by: Mao Zhongyi <maozhongyi@cmss.chinamobile.com> Message-Id: <20200320143216.423374-1-maozhongyi@cmss.chinamobile.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Diffstat (limited to 'docs')
-rw-r--r--docs/xbzrle.txt7
1 files changed, 6 insertions, 1 deletions
diff --git a/docs/xbzrle.txt b/docs/xbzrle.txt
index c0a7dfd44c..b431bdaf0f 100644
--- a/docs/xbzrle.txt
+++ b/docs/xbzrle.txt
@@ -92,6 +92,11 @@ Usage
power of 2. The cache default value is 64MBytes. (on source only)
{qemu} migrate_set_cache_size 256m
+Commit 73af8dd8d7 "migration: Make xbzrle_cache_size a migration parameter"
+(v2.11.0) deprecated migrate-set-cache-size, therefore, the new parameter
+is recommended.
+ {qemu} migrate_set_parameter xbzrle-cache-size 256m
+
4. Start outgoing migration
{qemu} migrate -d tcp:destination.host:4444
{qemu} info migrate
@@ -108,7 +113,7 @@ power of 2. The cache default value is 64MBytes. (on source only)
xbzrle transferred: I kbytes
xbzrle pages: J pages
xbzrle cache miss: K
- xbzrle overflow : L
+ xbzrle overflow: L
xbzrle cache-miss: the number of cache misses to date - high cache-miss rate
indicates that the cache size is set too low.