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migration: introduce pages-per-second

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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
This commit is contained in:
Xiao Guangrong 2019-01-11 14:37:30 +08:00 • committed by Dr. David Alan Gilbert
parent de22ded044
commit aecbfe9c64
5 changed files with 31 additions and 3 deletions
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2
hmp.c
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@ -236,6 +236,8 @@ void hmp_info_migrate(Monitor *mon, const QDict *qdict)
info->ram->page_size >> 10);
monitor_printf(mon, "multifd bytes: %" PRIu64 " kbytes\n",
info->ram->multifd_bytes >> 10);
monitor_printf(mon, "pages-per-second: %" PRIu64 "\n",
info->ram->pages_per_second);
if (info->ram->dirty_pages_rate) {
monitor_printf(mon, "dirty pages rate: %" PRIu64 " pages\n",