Commit 71411d35 authored by ChenLiang's avatar ChenLiang Committed by Juan Quintela
Browse files

migration: Add counts of updating the dirty bitmap 



Add counts to log the times of updating the dirty bitmap.

Signed-off-by: default avatarChenLiang <chenliang88@huawei.com>
Signed-off-by: default avatarGonglei <arei.gonglei@huawei.com>
Reviewed-by: default avatarEric Blake <eblake@redhat.com>
Signed-off-by: default avatarJuan Quintela <quintela@redhat.com>
parent 1534ee93

arch_init.c

+5 −0
Original line number Diff line number Diff line
@@ -111,6 +111,8 @@ static bool mig_throttle_on; 
static int dirty_rate_high_cnt;

static void check_guest_throttling(void);



static uint64_t bitmap_sync_count;



/***********************************************************/

/* ram save/restore */
@@ -488,6 +490,8 @@ static void migration_bitmap_sync(void) 
    int64_t end_time;

    int64_t bytes_xfer_now;



    bitmap_sync_count++;



    if (!bytes_xfer_prev) {

        bytes_xfer_prev = ram_bytes_transferred();

    }
@@ -732,6 +736,7 @@ static int ram_save_setup(QEMUFile *f, void *opaque) 


    mig_throttle_on = false;

    dirty_rate_high_cnt = 0;

    bitmap_sync_count = 0;



    if (migrate_use_xbzrle()) {

        XBZRLE_cache_lock();