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[Qemu-devel] [PATCH] Add dirty-bytes-rate to output in 'info migrate'
From: |
Chao Fan |
Subject: |
[Qemu-devel] [PATCH] Add dirty-bytes-rate to output in 'info migrate' |
Date: |
Tue, 14 Mar 2017 20:38:41 +0800 |
Because 'dirty-bytes-rate' is in 'bytes/s', so it's better for other
tools to determine the cpu throttle value in different architecture.
Signed-off-by: Chao Fan <address@hidden>
Signed-off-by: Li Zhijian <address@hidden>
---
hmp.c | 6 +++++-
migration/migration.c | 1 +
qapi-schema.json | 5 ++++-
3 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/hmp.c b/hmp.c
index 261843f..c50d7aa 100644
--- a/hmp.c
+++ b/hmp.c
@@ -216,9 +216,13 @@ void hmp_info_migrate(Monitor *mon, const QDict *qdict)
monitor_printf(mon, "dirty sync count: %" PRIu64 "\n",
info->ram->dirty_sync_count);
if (info->ram->dirty_pages_rate) {
- monitor_printf(mon, "dirty pages rate: %" PRIu64 " pages\n",
+ monitor_printf(mon, "dirty pages rate: %" PRIu64 " pages/s\n",
info->ram->dirty_pages_rate);
}
+ if (info->ram->dirty_bytes_rate) {
+ monitor_printf(mon, "dirty bytes rate: %" PRIu64 " bytes/s\n",
+ info->ram->dirty_bytes_rate);
+ }
if (info->ram->postcopy_requests) {
monitor_printf(mon, "postcopy request count: %" PRIu64 "\n",
info->ram->postcopy_requests);
diff --git a/migration/migration.c b/migration/migration.c
index 3dab684..27f13c7 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -649,6 +649,7 @@ static void populate_ram_info(MigrationInfo *info,
MigrationState *s)
if (s->state != MIGRATION_STATUS_COMPLETED) {
info->ram->remaining = ram_bytes_remaining();
info->ram->dirty_pages_rate = s->dirty_pages_rate;
+ info->ram->dirty_bytes_rate = s->dirty_bytes_rate;
}
}
diff --git a/qapi-schema.json b/qapi-schema.json
index 32b4a4b..0d5ec8e 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -575,6 +575,9 @@
# @postcopy-requests: The number of page requests received from the destination
# (since 2.7)
#
+# @dirty-bytes-rate: how many bytes dirtied by second by the
+# guest (since 2.9)
+#
# Since: 0.14.0
##
{ 'struct': 'MigrationStats',
@@ -582,7 +585,7 @@
'duplicate': 'int', 'skipped': 'int', 'normal': 'int',
'normal-bytes': 'int', 'dirty-pages-rate' : 'int',
'mbps' : 'number', 'dirty-sync-count' : 'int',
- 'postcopy-requests' : 'int' } }
+ 'postcopy-requests' : 'int', 'dirty-bytes-rate' : 'int' } }
##
# @XBZRLECacheStats:
--
2.9.3
- [Qemu-devel] [PATCH] Add dirty-bytes-rate to output in 'info migrate',
Chao Fan <=