[erlang-questions] Performance SNMP counters for the erlang VM itself

Attila Rajmund Nohl <>
Wed Mar 28 16:25:37 CEST 2012


Hello!

I haven't checked the most obvious place :-) Thanks, this will be good
starting point.

2012/3/26 Vance Shipley <>:
> Attila,
>
> OTP has great SNMP support.  The otp_mibs application makes VM
> performance data available:
>
>        http://www.erlang.org/doc/apps/otp_mibs/introduction.html
>
> The os_mon application handles operating system stuff:
>
>        http://www.erlang.org/doc/man/os_mon_app.html
>
> An example is here:
>
>   http://www.trapexit.org/SNMP_Quick_Start#Walking_the_OTP_MIB
>
>
> On Mon, Mar 26, 2012 at 02:21:07PM +0200, Attila Rajmund Nohl wrote:
> }  I would like to get "relevant for performance" data out of an Erlang
> }  VM via SNMP. What do you think, which data is important? Number of
> }  processes? Length of messages queues? Number of reductions? Is there
> }  already an interface like this? This would be used for performance
> }  monitoring, so these counters could be queried about every 1 or 5 or
> }  15 minutes and it would be good if these could indicate that there
> }  will be problems with performance.
> }  _______________________________________________
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> }  
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>
> --
>        -Vance



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