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X-Received-From: 2607:f8b0:400e:c05::22e Subject: [Qemu-devel] [PATCH 03/12] migration: fix counting xbzrle cache_miss_rate X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kvm@vger.kernel.org, Xiao Guangrong , qemu-devel@nongnu.org, peterx@redhat.com, dgilbert@redhat.com, wei.w.wang@intel.com, jiang.biao2@zte.com.cn Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Xiao Guangrong Sync up xbzrle_cache_miss_prev only after migration iteration goes forward Signed-off-by: Xiao Guangrong Reviewed-by: Dr. David Alan Gilbert --- migration/ram.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/migration/ram.c b/migration/ram.c index dbf24d8c87..dd1283dd45 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -1189,9 +1189,9 @@ static void migration_bitmap_sync(RAMState *rs) (double)(xbzrle_counters.cache_miss - rs->xbzrle_cache_miss_prev) / (rs->iterations - rs->iterations_prev); + rs->xbzrle_cache_miss_prev =3D xbzrle_counters.cache_miss; } rs->iterations_prev =3D rs->iterations; - rs->xbzrle_cache_miss_prev =3D xbzrle_counters.cache_miss; } =20 /* reset period counters */ --=20 2.14.4