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[Qemu-devel] [PATCH 3/5] migration: Print statistics about the number of
From: |
Juan Quintela |
Subject: |
[Qemu-devel] [PATCH 3/5] migration: Print statistics about the number of remaining target pages |
Date: |
Fri, 2 Jun 2017 00:08:11 +0200 |
Signed-off-by: Juan Quintela <address@hidden>
---
migration/migration.c | 4 +++-
migration/ram.c | 4 ++--
migration/ram.h | 2 +-
qapi-schema.json | 6 +++++-
4 files changed, 11 insertions(+), 5 deletions(-)
diff --git a/migration/migration.c b/migration/migration.c
index ea3d41c..2c13217 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -518,7 +518,9 @@ static void populate_ram_info(MigrationInfo *info,
MigrationState *s)
}
if (s->state != MIGRATION_STATUS_COMPLETED) {
- info->ram->remaining = ram_bytes_remaining();
+ info->ram->remaining_pages = ram_pages_remaining();
+ info->ram->remaining = ram_pages_remaining() *
+ qemu_target_page_size();
info->ram->dirty_pages_rate = ram_dirty_pages_rate();
}
}
diff --git a/migration/ram.c b/migration/ram.c
index 04b55a7..30519e1 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -265,9 +265,9 @@ uint64_t ram_bytes_transferred(void)
return ram_state.bytes_transferred;
}
-uint64_t ram_bytes_remaining(void)
+uint64_t ram_pages_remaining(void)
{
- return ram_state.migration_dirty_pages * TARGET_PAGE_SIZE;
+ return ram_state.migration_dirty_pages;
}
uint64_t ram_dirty_sync_count(void)
diff --git a/migration/ram.h b/migration/ram.h
index d4da419..5864470 100644
--- a/migration/ram.h
+++ b/migration/ram.h
@@ -41,7 +41,7 @@ uint64_t xbzrle_mig_pages_cache_miss(void);
double xbzrle_mig_cache_miss_rate(void);
uint64_t xbzrle_mig_pages_overflow(void);
uint64_t ram_bytes_transferred(void);
-uint64_t ram_bytes_remaining(void);
+uint64_t ram_pages_remaining(void);
uint64_t ram_dirty_sync_count(void);
uint64_t ram_dirty_pages_rate(void);
uint64_t ram_postcopy_requests(void);
diff --git a/qapi-schema.json b/qapi-schema.json
index 4b50b65..ff1c048 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -601,6 +601,9 @@
# @page-size: The number of bytes per page for the various page-based
# statistics (since 2.10)
#
+# @remaining-pages: amount of pages remaining to be transferred to the target
VM
+# (since 2.10)
+#
# Since: 0.14.0
##
{ 'struct': 'MigrationStats',
@@ -608,7 +611,8 @@
'duplicate': 'int', 'skipped': 'int', 'normal': 'int',
'normal-bytes': 'int', 'dirty-pages-rate' : 'int',
'mbps' : 'number', 'dirty-sync-count' : 'int',
- 'postcopy-requests' : 'int', 'page-size' : 'int' } }
+ 'postcopy-requests' : 'int', 'page-size' : 'int',
+ 'remaining-pages' : 'int' } }
##
# @XBZRLECacheStats:
--
2.9.4