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| author | Xiao Guangrong <xiaoguangrong@tencent.com> | 2018-09-06 15:01:00 +0800 |
|---|---|---|
| committer | Dr. David Alan Gilbert <dgilbert@redhat.com> | 2018-09-26 12:27:27 +0100 |
| commit | 76e030004f7fbabc2f978e8cd44052e17abd55b2 (patch) | |
| tree | a082f6700d63b14e26cdba005e42f06640dff2b5 /migration/migration.c | |
| parent | 48df9d8002914137b0a1e5c4ca4d402224f205f9 (diff) | |
| download | focaccia-qemu-76e030004f7fbabc2f978e8cd44052e17abd55b2.tar.gz focaccia-qemu-76e030004f7fbabc2f978e8cd44052e17abd55b2.zip | |
migration: show the statistics of compression
Currently, it includes: pages: amount of pages compressed and transferred to the target VM busy: amount of count that no free thread to compress data busy-rate: rate of thread busy compressed-size: amount of bytes after compression compression-rate: rate of compressed size Reviewed-by: Juan Quintela <quintela@redhat.com> Reviewed-by: Peter Xu <peterx@redhat.com> Signed-off-by: Xiao Guangrong <xiaoguangrong@tencent.com> Message-Id: <20180906070101.27280-3-xiaoguangrong@tencent.com> Signed-off-by: Juan Quintela <quintela@redhat.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Diffstat (limited to 'migration/migration.c')
| -rw-r--r-- | migration/migration.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/migration/migration.c b/migration/migration.c index 05d0a7296a..6a7731de50 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -758,6 +758,18 @@ static void populate_ram_info(MigrationInfo *info, MigrationState *s) info->xbzrle_cache->overflow = xbzrle_counters.overflow; } + if (migrate_use_compression()) { + info->has_compression = true; + info->compression = g_malloc0(sizeof(*info->compression)); + info->compression->pages = compression_counters.pages; + info->compression->busy = compression_counters.busy; + info->compression->busy_rate = compression_counters.busy_rate; + info->compression->compressed_size = + compression_counters.compressed_size; + info->compression->compression_rate = + compression_counters.compression_rate; + } + if (cpu_throttle_active()) { info->has_cpu_throttle_percentage = true; info->cpu_throttle_percentage = cpu_throttle_get_percentage(); |