[Qemu-devel] [PATCH 00/10] migration: Optimization the xbzrle and fix two corruption issues

[arei.gonglei]

From: ChenLiang <address@hidden>

V1-->V2
* expose the counter that logs the times of updating the dirty bitmap to end 
user.

a. Optimization the xbzrle remarkable decrease the cache misses.
    The efficiency of compress increases more than fifty times.
    Before the patch set, the cache almost totally miss when the 
    number of cache item less than the dirty page number. Now the
    hot pages in the cache will not be replaced by other pages. 

b. Reducing the data copy

c. Fix two corruption issues.

ChenLiang (10):
  XBZRLE: Fix one XBZRLE corruption issues
  migration: Add counters of updating the dirty bitmap
  XBZRLE: optimize XBZRLE to decrease the cache missing
  XBZRLE: rebuild the cache_is_cached function
  migration: Fix the migrate auto converge process
  migraion: optimiztion xbzrle by reducing data copy
  migraion: clear the death code
  migration: s/uint64_t/int64_t the definitions of it_age
  migration: expose the bitmap_sync_cnt to the end user
  XBZRLE: update the doc of XBZRLE

 arch_init.c                    |  97 ++++++++++++++++++---------------------
 docs/xbzrle.txt                |   7 +++
 hmp.c                          |   2 +
 include/migration/migration.h  |   1 +
 include/migration/page_cache.h |  10 +++--
 migration.c                    |   2 +
 page_cache.c                   | 100 +++++++++++------------------------------
 qapi-schema.json               |   4 +-
 qmp-commands.hx                |   5 +++
 9 files changed, 98 insertions(+), 130 deletions(-)

-- 
1.7.12.4