[DRBD-user] State switches, flaky connection?

Jarno Elonen jarno.elonen at housemarque.fi
Fri Aug 17 13:08:56 CEST 2012

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.


17.8.2012 13:27, Jarno Elonen kirjoitti:
> Or maybe this is not a network issue at all?

Iperf also seems to indicate that network is probably fine:

# iperf -c 172.16.0.1 -u  -b 10m -t 30 -i 5 -f m
------------------------------------------------------------
Client connecting to 172.16.0.1, UDP port 5001
Sending 1470 byte datagrams
UDP buffer size: 0.22 MByte (default)
------------------------------------------------------------
[  3] local 172.16.0.2 port 50896 connected with 172.16.0.1 port 5001
[ ID] Interval       Transfer     Bandwidth
[  3]  0.0- 5.0 sec  5.96 MBytes  10.0 Mbits/sec
[  3]  5.0-10.0 sec  5.96 MBytes  10.0 Mbits/sec
[  3] 10.0-15.0 sec  5.96 MBytes  10.0 Mbits/sec
[  3] 15.0-20.0 sec  5.96 MBytes  10.0 Mbits/sec
[  3] 20.0-25.0 sec  5.96 MBytes  10.0 Mbits/sec
[  3] 25.0-30.0 sec  5.96 MBytes  10.0 Mbits/sec
[  3]  0.0-30.0 sec  35.8 MBytes  10.0 Mbits/sec
[  3] Sent 25512 datagrams
[  3] Server Report:
[  3]  0.0-30.0 sec  35.8 MBytes  10.0 Mbits/sec  0.011 ms 0/25511 (0%)
[  3]  0.0-30.0 sec  1 datagrams received out-of-order

- Jarno




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