Re: BSNMPD crashing

2020-03-28 Thread Eugene Grosbein
29.03.2020 1:53, Andrea Brancatelli via freebsd-stable wrote:

> If anyone is interested please feel free to contact me otherwise I'll
> just delete it :-)

What is most recent version of FreeBSD that has this problem with bsnmpd 
crashing?

Please rebuild bsnmpd with debugging enabled, if you have sources installed:

cd /usr/src/usr.sbin/bsnmpd
make clean
make cleandir
make obj depend
make WITH_DEBUG=yes
install /usr/obj/usr/local/src/usr.sbin/bsnmpd/bsnmpd/bsnmpd /usr/sbin

Restart bsnmpd and wait for next crash. Then you could obtain meaningfull 
backtrace.

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Re: BSNMPD crashing

2020-03-28 Thread Kubilay Kocak

On 29/03/2020 5:53 am, Andrea Brancatelli via freebsd-stable wrote:

Hello everybody,

I'm not very sure this is the correct place to ask, in case it's not
please point me to the correct place.


If the systems are running *-STABLE branches, perhaps, but freebsd-net 
may be better



 From time to time my BSNMPD instance randomly crash without any apparent
reason.

It happens on different machines and different FreeBSD releases. It
happened tonight as well on one of our servers. Usually I just delete
the bsnpmd.core file and restart the service, but I thought there may be
someone interested in looking at the core to understand what the reason
may be?

The bsnmpd daemon is in a private network so malicious stuff is not the
case, and is used by a central Cacti instance to do usual graphs to
monitor cpus, disks, memory, lan cards and whatever.

The servers usually have high uptimes and quite solid network traffic.
The core file is 1.3GB with seems pretty a lot to me, so maybe it died
because it's leaking memory?

If anyone is interested please feel free to contact me otherwise I'll
just delete it :-)



Hi Andrea,

Can you obtain a backtrace? If so, please include it as an attachment

Can you post your snmp config (sanitized if necessary) ?

Do any of these look relevant?

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=221487
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=233431
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=152259
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BSNMPD crashing

2020-03-28 Thread Andrea Brancatelli via freebsd-stable
Hello everybody, 

I'm not very sure this is the correct place to ask, in case it's not
please point me to the correct place. 

>From time to time my BSNMPD instance randomly crash without any apparent
reason. 

It happens on different machines and different FreeBSD releases. It
happened tonight as well on one of our servers. Usually I just delete
the bsnpmd.core file and restart the service, but I thought there may be
someone interested in looking at the core to understand what the reason
may be? 

The bsnmpd daemon is in a private network so malicious stuff is not the
case, and is used by a central Cacti instance to do usual graphs to
monitor cpus, disks, memory, lan cards and whatever. 

The servers usually have high uptimes and quite solid network traffic.
The core file is 1.3GB with seems pretty a lot to me, so maybe it died
because it's leaking memory? 

If anyone is interested please feel free to contact me otherwise I'll
just delete it :-)

-- 

Andrea Brancatelli
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