Re: [OT] munin
On Sun, Mar 4, 2012 at 3:52 PM, Wolfgang Karall
<lists+debian-user@karall-edv.at> wrote:
>
> On Sun, Mar 04, 2012 at 07:11:49AM -0500, Brad Alexander wrote:
>> > alias net-pf-10 off
>>
>> Ah. I figured if the net-pf-10 was commented out, it was taken out of play.
>
> No, you actually have to turn it off, commented out means use the
> defaults, i.e. IPv6 is available.
>
> Not that it matters I guess. The netstat output for many servers shows
> only TCP6/UDP6, but they still work on IPv4 as well (there are 2 ways to
> create the sockets, I can't remember the details), e.g. apache:
>
> lenny:~# netstat -tulpen | grep apache
> tcp6 0 0 :::80 :::* LISTEN 0 2062901 7794/apache2
> tcp6 0 0 :::443 :::* LISTEN 0 2062905 7794/apache2
>> The only one not commented out is
>>
>> allow ^192\.168\.4\.63$
>>
>> Where 192.168.4.63 is the munin server.
>
> And from the munin server, what does
>
> echo -e 'list\nquit' | nc <address according to munin.conf> 4949
>
> yield for the working/non-working hosts, any difference?
Yes. Non-working:
echo -e 'list\nquit' | nc 192.168.4.9 4949
(UNKNOWN) [192.168.4.9] 4949 (munin) : Connection refused
And working:
echo -e 'list\nquit' | nc 192.168.4.11 4949
# munin node at farragut
cpu df df_inode entropy exim_mailqueue exim_mailstats forks fw_packets
http_loadtime if_err_eth0 if_eth0 interrupts iostat iostat_ios
irqstats load ntp_kernel_err ntp_kernel_pll_freq ntp_kernel_pll_off
ntp_offset open_files open_inodes proc_pri processes swap threads
uptime vmstat
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