Re: [webmin-l] Host Is Down

[Grant P. <gp...@th...>]

Hi Jamie,

I shut down em1 on the target host and here is the ping result.

defiant# ping -c 1 -t 1 192.168.0.7
PING 192.168.0.7 (192.168.0.7): 56 data bytes

--- 192.168.0.7 ping statistics ---
1 packets transmitted, 0 packets received, 100% packet loss


-GRant

----- Original Message ----- 
From: "Jamie Cameron" <jca...@we...>
To: <web...@li...>
Sent: Monday, March 06, 2006 7:33 PM
Subject: Re: [webmin-l] Host Is Down


> Hi Grant,
> On FreeBSD, Webmin uses the command
>
> ping -c 1 -t 1 192.168.0.7
>
> to check the host, and then looks at it's exit status. If it is exiting
> with status 0 (meaning OK) even when the host is down, then this is a
> problem ..
>
> - Jamie
>
> On Tue, 2006-03-07 at 06:39, Grant Peel wrote:
>> I suppose the next time the server to be monitored goes down, I can try
>> pinging it and sending you the output, but I hope it does not happen!
>>
>> Here is the ping results from the server running the ping command to the
>> server to be monitored, from the command line of course.
>>
>> Yes, FreeBSD  5.4
>>
>> defiant# ping -c 1 192.168.0.7
>> PING 192.168.0.7 (192.168.0.7): 56 data bytes
>> 64 bytes from 192.168.0.7: icmp_seq=0 ttl=64 time=0.325 ms
>>
>> --- 192.168.0.7 ping statistics ---
>> 1 packets transmitted, 1 packets received, 0% packet loss
>> round-trip min/avg/max/stddev = 0.325/0.325/0.325/0.000 ms
>> defiant#
>>
>> -GRant
>>
>> ----- Original Message ----- 
>> From: "Jamie Cameron" <jca...@we...>
>> To: <web...@li...>
>> Sent: Monday, March 06, 2006 7:13 AM
>> Subject: Re: [webmin-l] Host Is Down
>>
>>
>> > Webmin doesn't actually use the output from the ping command - instead,
>> > it either checks the exit status of the ping command (0 for success or 
>> > 1
>> > for failure), or sends its own UDP ping packets.
>> >
>> > By the way, which OS are you using there? It is FreeBSD, right?
>> >
>> > - Jamie
>> >
>> > On Mon, 2006-03-06 at 17:48, Grant Peel wrote:
>> >> 'Host is down" shows up when I do I ping to the server being 
>> >> monitored.
>> >>
>> >> What I am thinking is ...  webmin is looking for a blank response,e 
>> >> but
>> >> instead is getting "Host is Down"
>> >>
>> >> -Grant
>> >>
>> >> ----- Original Message ----- 
>> >> From: "Jamie Cameron" <jca...@we...>
>> >> To: <web...@li...>
>> >> Sent: Monday, March 06, 2006 4:37 AM
>> >> Subject: Re: [webmin-l] Host Is Down
>> >>
>> >>
>> >> > On Sun, 2006-03-05 at 23:57, Grant Peel wrote:
>> >> >> Hi all,
>> >> >>
>> >> >> I am having troubles with a server, and have tried to add a monitor 
>> >> >> in
>> >> >> the
>> >> >> System and Server status Module.
>> >> >>
>> >> >> The system being monitored is freezing solid. I can PING it but
>> >> >> instead
>> >> >> of
>> >> >> just loosing packets, I am getting a "Host is Donw" message which I
>> >> >> think
>> >> >> is
>> >> >> fooling the script .... I am not getting emails.
>> >> >>
>> >> >> Has anyone some experience with this ? Can I pick your brains!
>> >> >>
>> >> >> Thanks all,
>> >> >>
>> >> >> -Grant
>> >> >>
>> >> >> Here is the /etc/webmin/status/nnnnnnn.serv file:
>> >> >>
>> >> >> runon=0
>> >> >> depend=
>> >> >> host=192.168.0.7
>> >> >> ema...@my...
>> >> >> ondown=
>> >> >> clone=
>> >> >> onup=
>> >> >> wait=5
>> >> >> fails=1
>> >> >> desc=Remote Ping
>> >> >> type=ping
>> >> >> id=1140983277
>> >> >> notify=email
>> >> >> nosched=0
>> >> >> _file=/etc/webmin/status/services/1140983277.serv
>> >> >> oldremote=
>> >> >
>> >> > Hi Grant,
>> >> > Where is this 'Host is down' message showing up in Webmin exactly?
>> >> > Also, what happens if you run a command like :
>> >> >
>> >> > ping -c 1 the.host.address
>> >> >
>> >> > from the Unix shell prompt?
>> >> >
>> >> > - Jamie
>> >> >
>> >> >
>> >> >
>> >> >
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>> >>
>> >>
>> >>
>> >>
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>> >
>> >
>> > -------------------------------------------------------
>> > This SF.Net email is sponsored by xPML, a groundbreaking scripting
>> > language
>> > that extends applications into web and mobile media. Attend the live
>> > webcast
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>>
>>
>>
>>
>> -------------------------------------------------------
>> This SF.Net email is sponsored by xPML, a groundbreaking scripting 
>> language
>> that extends applications into web and mobile media. Attend the live 
>> webcast
>> and join the prime developer group breaking into this new coding 
>> territory!
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>> -
>> Forwarded by the Webmin mailing list at 
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>> To remove yourself from this list, go to
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>>
>
>
>
> -------------------------------------------------------
> This SF.Net email is sponsored by xPML, a groundbreaking scripting 
> language
> that extends applications into web and mobile media. Attend the live 
> webcast
> and join the prime developer group breaking into this new coding 
> territory!
> http://sel.as-us.falkag.net/sel?cmd=lnk&kid=110944&bid=241720&dat=121642
> -
> Forwarded by the Webmin mailing list at 
> web...@li...
> To remove yourself from this list, go to
> http://lists.sourceforge.net/lists/listinfo/webadmin-list
>