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| author | Xiao Guangrong | 2019-01-11 07:37:30 +0100 |
|---|---|---|
| committer | Dr. David Alan Gilbert | 2019-01-23 16:51:47 +0100 |
| commit | aecbfe9c64a6005f57b2132eb29db2ba7c0993fe (patch) | |
| tree | 5c1b0e10566754158d5ab04af72ea4bb7adfa5c0 /qapi | |
| parent | vmstate: constify SaveVMHandlers (diff) | |
| download | qemu-aecbfe9c64a6005f57b2132eb29db2ba7c0993fe.tar.gz qemu-aecbfe9c64a6005f57b2132eb29db2ba7c0993fe.tar.xz qemu-aecbfe9c64a6005f57b2132eb29db2ba7c0993fe.zip | |
migration: introduce pages-per-second
It introduces a new statistic, pages-per-second, as bandwidth or mbps is
not enough to measure the performance of posting pages out as we have
compression, xbzrle, which can significantly reduce the amount of the
data size, instead, pages-per-second is the one we want
Signed-off-by: Xiao Guangrong <xiaoguangrong@tencent.com>
Message-Id: <20190111063732.10484-2-xiaoguangrong@tencent.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
With typo's Eric spotted fixed
Diffstat (limited to 'qapi')
| -rw-r--r-- | qapi/migration.json | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/qapi/migration.json b/qapi/migration.json index 31b589ec26..7a795ecc16 100644 --- a/qapi/migration.json +++ b/qapi/migration.json @@ -41,6 +41,9 @@ # # @multifd-bytes: The number of bytes sent through multifd (since 3.0) # +# @pages-per-second: the number of memory pages transferred per second +# (Since 4.0) +# # Since: 0.14.0 ## { 'struct': 'MigrationStats', @@ -49,7 +52,7 @@ 'normal-bytes': 'int', 'dirty-pages-rate' : 'int', 'mbps' : 'number', 'dirty-sync-count' : 'int', 'postcopy-requests' : 'int', 'page-size' : 'int', - 'multifd-bytes' : 'uint64' } } + 'multifd-bytes' : 'uint64', 'pages-per-second' : 'uint64' } } ## # @XBZRLECacheStats: |