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[Qemu-devel] [PATCH 12/59] ram: Move xbzrle_cache_miss_prev into RAMStat
From: |
Juan Quintela |
Subject: |
[Qemu-devel] [PATCH 12/59] ram: Move xbzrle_cache_miss_prev into RAMState |
Date: |
Wed, 19 Apr 2017 22:58:36 +0200 |
Signed-off-by: Juan Quintela <address@hidden>
Reviewed-by: Dr. David Alan Gilbert <address@hidden>
Reviewed-by: Philippe Mathieu-Daudé <address@hidden>
---
migration/ram.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/migration/ram.c b/migration/ram.c
index 9a82355..32b1cbb 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -161,6 +161,8 @@ struct RAMState {
uint64_t bytes_xfer_prev;
/* number of dirty pages since start_time */
uint64_t num_dirty_pages_period;
+ /* xbzrle misses since the beginning of the period */
+ uint64_t xbzrle_cache_miss_prev;
};
typedef struct RAMState RAMState;
@@ -624,7 +626,6 @@ static void migration_bitmap_sync_range(RAMState *rs,
ram_addr_t start,
}
/* Fix me: there are too many global variables used in migration process. */
-static uint64_t xbzrle_cache_miss_prev;
static uint64_t iterations_prev;
static void migration_bitmap_sync_init(RAMState *rs)
@@ -632,7 +633,7 @@ static void migration_bitmap_sync_init(RAMState *rs)
rs->time_last_bitmap_sync = 0;
rs->bytes_xfer_prev = 0;
rs->num_dirty_pages_period = 0;
- xbzrle_cache_miss_prev = 0;
+ rs->xbzrle_cache_miss_prev = 0;
iterations_prev = 0;
}
@@ -714,11 +715,11 @@ static void migration_bitmap_sync(RAMState *rs)
if (iterations_prev != acct_info.iterations) {
acct_info.xbzrle_cache_miss_rate =
(double)(acct_info.xbzrle_cache_miss -
- xbzrle_cache_miss_prev) /
+ rs->xbzrle_cache_miss_prev) /
(acct_info.iterations - iterations_prev);
}
iterations_prev = acct_info.iterations;
- xbzrle_cache_miss_prev = acct_info.xbzrle_cache_miss;
+ rs->xbzrle_cache_miss_prev = acct_info.xbzrle_cache_miss;
}
s->dirty_pages_rate = rs->num_dirty_pages_period * 1000
/ (end_time - rs->time_last_bitmap_sync);
--
2.9.3
- [Qemu-devel] [PATCH 02/59] ram: Rename flush_page_queue() to migration_page_queue_free(), (continued)
- [Qemu-devel] [PATCH 02/59] ram: Rename flush_page_queue() to migration_page_queue_free(), Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 03/59] ram: Rename block_name to rbname, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 05/59] ram: Add dirty_rate_high_cnt to RAMState, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 01/59] ram: Update all functions comments, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 04/59] ram: Create RAMState, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 06/59] ram: Move bitmap_sync_count into RAMState, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 07/59] ram: Move start time into RAMState, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 08/59] ram: Move bytes_xfer_prev into RAMState, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 15/59] ram: Remove unused dup_mig_bytes_transferred(), Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 09/59] ram: Change byte_xfer_{prev, now} type to uint64_t, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 12/59] ram: Move xbzrle_cache_miss_prev into RAMState,
Juan Quintela <=
- [Qemu-devel] [PATCH 14/59] ram: Move dup_pages into RAMState, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 11/59] ram: Change num_dirty_pages_period type to uint64_t, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 10/59] ram: Move num_dirty_pages_period into RAMState, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 13/59] ram: Move iterations_prev into RAMState, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 16/59] ram: Remove unused pages_skipped variable, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 17/59] ram: Move norm_pages to RAMState, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 19/59] ram: Move iterations into RAMState, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 20/59] ram: Move xbzrle_bytes into RAMState, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 21/59] ram: Move xbzrle_pages into RAMState, Juan Quintela, 2017/04/19
- [Qemu-devel] [PATCH 18/59] ram: Remove norm_mig_bytes_transferred, Juan Quintela, 2017/04/19