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[Qemu-devel] [PATCH 7/7] migration: Add dirty_pages_rate to query migrat
From: |
Juan Quintela |
Subject: |
[Qemu-devel] [PATCH 7/7] migration: Add dirty_pages_rate to query migrate output |
Date: |
Mon, 13 Aug 2012 12:50:57 +0200 |
For now this is a placeholder, real info will appear once the bitmap
changes in the migration thread series is integrated.
Signed-off-by: Juan Quintela <address@hidden>
---
hmp.c | 4 ++++
migration.c | 2 ++
migration.h | 1 +
qapi-schema.json | 6 +++++-
4 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/hmp.c b/hmp.c
index fc75ec3..dd40631 100644
--- a/hmp.c
+++ b/hmp.c
@@ -174,6 +174,10 @@ void hmp_info_migrate(Monitor *mon)
info->ram->normal);
monitor_printf(mon, "normal bytes: %" PRIu64 " kbytes\n",
info->ram->normal_bytes >> 10);
+ if (info->ram->dirty_pages_rate) {
+ monitor_printf(mon, "dirty pages rate: %" PRIu64 " pagfes\n",
+ info->ram->dirty_pages_rate);
+ }
}
if (info->has_disk) {
diff --git a/migration.c b/migration.c
index 28e23db..8d67e9b 100644
--- a/migration.c
+++ b/migration.c
@@ -178,6 +178,8 @@ MigrationInfo *qmp_query_migrate(Error **errp)
info->ram->duplicate = dup_mig_pages_transferred();
info->ram->normal = norm_mig_pages_transferred();
info->ram->normal_bytes = norm_mig_bytes_transferred();
+ info->ram->dirty_pages_rate = s->dirty_pages_rate;
+
if (blk_mig_active()) {
info->has_disk = true;
diff --git a/migration.h b/migration.h
index 552200c..66d7f68 100644
--- a/migration.h
+++ b/migration.h
@@ -42,6 +42,7 @@ struct MigrationState
int64_t total_time;
int64_t downtime;
int64_t expected_downtime;
+ int64_t dirty_pages_rate;
bool enabled_capabilities[MIGRATION_CAPABILITY_MAX];
int64_t xbzrle_cache_size;
};
diff --git a/qapi-schema.json b/qapi-schema.json
index 3dcc12f..55ef73c 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -266,11 +266,15 @@
#
# @normal-bytes : number of normal bytes sent (since 1.2)
#
+# @dirty-pages-rate: number of pages dirtied by second by the
+# guest. (since 1.2)
+#
# Since: 0.14.0
##
{ 'type': 'MigrationStats',
'data': {'transferred': 'int', 'remaining': 'int', 'total': 'int' ,
- 'duplicate': 'int', 'normal': 'int', 'normal-bytes': 'int' } }
+ 'duplicate': 'int', 'normal': 'int', 'normal-bytes': 'int',
+ 'dirty-pages-rate' : 'int' } }
##
# @XBZRLECacheStats
--
1.7.11.2