Hi,

On Sat, 22 Jan 2011 07:27:46 +0700, Insan Praja SW <insan.pr...@gmail.com> wrote:

Hi all,

On Sun, 16 Jan 2011 18:58:12 +0700, Insan Praja SW <insan.pr...@gmail.com> wrote:

Hi,

On Fri, 14 Jan 2011 10:48:24 +0700, Chris Cappuccio <ch...@nmedia.net> wrote:

Seems obvious that symux isn't detecting rollover properly for whatever
variable you are seeing a graph "spike".  It should be fairly easy for
them to fix if you report it.  The fact that it affects 64bit and not
32bit counters is a damn good clue.

After taking a shot at i386 4.8-stable, there are also spikes everytime pf reloaded.

We already contacted the maintainer, still no reply though.

Graph spike happens every time pf is reload (pfctl -f /etc/pf.conf)
in an AMD64 machines, but doesn't happen on i386 4.7-stable. I see
there is a difference in symux version ( 2.79 on 4.7 and 2.82 on
4.8).


So I decided to take a look at /usr/local/share/symon/c_smrrds.sh on both version, there are differences like mbuf and sensors addition and pfq. From what I notice that:

2.79
----
pfq_*.rrd)
    # Build pfq file
    create_rrd $i \
        DS:sent_bytes:COUNTER:$INTERVAL:0:U \
        DS:sent_packets:COUNTER:$INTERVAL:0:U \
        DS:drop_bytes:COUNTER:$INTERVAL:0:U \
        DS:drop_packets:COUNTER:$INTERVAL:0:U
    ;;

2.82
----
pfq_*.rrd)
    # Build pfq file
    create_rrd $i \
        DS:sent_bytes:COUNTER:$INTERVAL:0:U \
        DS:sent_packets:COUNTER:$INTERVAL:0:U \
        DS:drop_bytes:COUNTER:$INTERVAL:0:U \
        DS:drop_packets:COUNTER:$INTERVAL:0:U \
        DS:bytes_in:COMPUTE:sent_bytes,1,* \
        DS:bytes_out:COMPUTE:sent_bytes,1,*
    ;;

Is it possible that these changes might be the source of queue graph spike we've seen?



Thanks,


Insan Praja

Thanks,


Insan Praja

Thanks


Insan Praja
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