migration: expose xbzrle cache miss rate

expose xbzrle cache miss rate

Signed-off-by: ChenLiang <chenliang88@huawei.com>
Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/hmp.c b/hmp.c
index 69a70e473b..903e0a1dd7 100644
--- a/hmp.c
+++ b/hmp.c
@@ -214,6 +214,8 @@ void hmp_info_migrate(Monitor *mon, const QDict *qdict)
                        info->xbzrle_cache->pages);
         monitor_printf(mon, "xbzrle cache miss: %" PRIu64 "\n",
                        info->xbzrle_cache->cache_miss);
+        monitor_printf(mon, "xbzrle cache miss rate: %0.2f\n",
+                       info->xbzrle_cache->cache_miss_rate);
         monitor_printf(mon, "xbzrle overflow : %" PRIu64 "\n",
                        info->xbzrle_cache->overflow);
     }