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fix(host-metrics): bytes sent overflow (#15899)

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bytes_sent recount unexpected, discard the count before new round.

Signed-off-by: wanyaoqi <wanyaoqi@yunion.cn>
This commit is contained in:
wanyaoqi
2023-02-05 21:53:17 +08:00
committed by GitHub
parent 13d01b5db2
commit a701cd8f29
1 changed files with 20 additions and 4 deletions
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pkg/hostman/hostmetrics/hostmetrics.go
+20 -4
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@@ -369,10 +369,26 @@ func (s *SGuestMonitorCollector) reportNetIo(cur, prev *NetIOMetric) {
diffTime := float64(timeCur - timeOld)
if diffTime > 0 {
cur.BPSSent = float64((cur.BytesSent-prev.BytesSent)*8) / diffTime
cur.BPSRecv = float64((cur.BytesRecv-prev.BytesRecv)*8) / diffTime
cur.PPSSent = float64(cur.PacketsSent-prev.PacketsSent) / diffTime
cur.PPSRecv = float64(cur.PacketsRecv-prev.PacketsRecv) / diffTime
if cur.BytesSent < prev.BytesSent {
cur.BPSSent = float64(cur.BytesSent*8) / diffTime
} else {
cur.BPSSent = float64((cur.BytesSent-prev.BytesSent)*8) / diffTime
}
if cur.BytesRecv < prev.BytesRecv {
cur.BPSRecv = float64(cur.BytesRecv*8) / diffTime
} else {
cur.BPSRecv = float64((cur.BytesRecv-prev.BytesRecv)*8) / diffTime
}
if cur.PacketsSent < prev.PacketsSent {
cur.PPSSent = float64(cur.PacketsSent) / diffTime
} else {
cur.PPSSent = float64(cur.PacketsSent-prev.PacketsSent) / diffTime
}
if cur.PacketsRecv < prev.PacketsRecv {
cur.PPSRecv = float64(cur.PacketsRecv) / diffTime
} else {
cur.PPSRecv = float64(cur.PacketsRecv-prev.PacketsRecv) / diffTime
}
}
}