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Grex > Helpers > #132: Grex System Problems - Spring 2004 |  |
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| Author |
Message |
| 25 new of 405 responses total. |
jor
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response 125 of 405:
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Apr 23 22:17 UTC 2004 |
Kung Foo Booting
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kip
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response 126 of 405:
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Apr 23 22:53 UTC 2004 |
That's it mcnally! Did you go there too? Class of '83 here. :)
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krj
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response 127 of 405:
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Apr 24 20:59 UTC 2004 |
Looks like the network connection went down again at 15:45 Saturday
afternoon, judging by party.
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charcat
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response 128 of 405:
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Apr 25 03:03 UTC 2004 |
the network seems to still be down 11p.m.
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rcurl
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response 129 of 405:
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Apr 25 07:00 UTC 2004 |
Still down....
2:47am up 5 days, 5:06, 2 users, load average: 0.23, 0.20, 0.00
Login Name TTY Idle Login Time Location Work Phone
newuser The Newuser Program p0 11:26 Apr 24 13:51
rcurl Rane Curl *s5 Apr 25 02:47
Also, very s..l..o..w.
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cmcgee
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response 130 of 405:
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Apr 25 16:10 UTC 2004 |
Incredible fast, but only a few of us.
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tpryan
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response 131 of 405:
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Apr 25 17:56 UTC 2004 |
I'm all alone, except for newuser who has been here for 24 hours:
~r who
tpryan ttypb Apr 25 13:54 (216.93.104.37)
newuser ttyp0 Apr 24 13:51 (1-m-108-cg.del.b)
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davel
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response 132 of 405:
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Apr 25 18:52 UTC 2004 |
Same for me now:
2:52pm up 5 days, 17:10, 2 users, load average: 0.27, 0.27, 0.01
User tty login@ idle JCPU PCPU what
davel ttyp1 2:47pm 6 3 w
newuser ttyp0 Sat 1pm 23:31 -
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keesan
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response 133 of 405:
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Apr 25 19:51 UTC 2004 |
I think we don't need this many dial-in lines.
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scott
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response 134 of 405:
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Apr 25 23:14 UTC 2004 |
It took me a bit of time to get dialin working on my end... I hadn't needed
it at all until now. :(
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rcurl
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response 135 of 405:
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Apr 26 00:30 UTC 2004 |
8:28pm up 5 days, 22:47, 2 users, load average: 0.34, 0.30, 0.01
Login Name TTY Idle Login Time Location Work Phone
newuser The Newuser Program p0 1d Apr 24 13:51
rcurl Rane Curl *t4 Apr 25 20:28
Still down. Newuser process still running. Where are the staff when the
system needs them?
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aruba
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response 136 of 405:
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Apr 26 07:32 UTC 2004 |
Still down now.
3:31am up 6 days, 5:50, 2 users, load average: 0.69, 0.45, 0.09
User tty login@ idle JCPU PCPU what
aruba ttytc 3:29am 5 1 w
newuser ttyp0 Sat 1pm 2days -
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soup
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response 137 of 405:
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Apr 26 13:08 UTC 2004 |
This response has been erased.
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slynne
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response 138 of 405:
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Apr 26 13:53 UTC 2004 |
I dont even remember the dial in number anymore.
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gull
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response 139 of 405:
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Apr 26 13:56 UTC 2004 |
734-761-3000. If you run the 'phones' command from a shell prompt you
can get a full list of numbers, but of course that doesn't help you when
you can't get in to run it. ;>
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slynne
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response 140 of 405:
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Apr 26 15:12 UTC 2004 |
It is still that same old number? Well, what do you know.
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mcnally
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response 141 of 405:
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Apr 26 16:40 UTC 2004 |
Any sense whether the outages are due to a dying DSL modem
(easily fixable) or something less accessible (line problems,
DSLAM link issues)?
If it's just a DSL modem that's going bad I can probably scare
up a replacement.
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tod
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response 142 of 405:
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Apr 26 16:52 UTC 2004 |
This response has been erased.
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mcnally
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response 143 of 405:
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Apr 26 17:41 UTC 2004 |
You'd be surprised, really.. Someone does some work on the next
line over at the demarc point for the building and messes up,
or runs jumpers on the frame at the CO but messes up which pins
and gets a split pair, or any of a dozen other things and suddenly
you can have all kinds of problems.. Sometimes just plugging an
extra phone or answering machine onto the line is enough to cause
a capacitance issue that can complicate borderline DSL.
Other possibilities include an equipment upgrade on the DSLAM side
that doesn't like the Grex modem (for whatever reason) or, well,
basically a whole long list of things.
On the other hand, the modem is what I'd be looking at first.
If I can ask Kip, do the modem LEDs indicate that it's losing link
to the DSLAM? And does it re-link after power cycling, but not
do so automatically (without needing to be "kicked" as you put it)?
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tod
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response 144 of 405:
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Apr 26 17:47 UTC 2004 |
This response has been erased.
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richard
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response 145 of 405:
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Apr 26 18:57 UTC 2004 |
if its a DSL service issue, grex should be entitled to a discount on its next
ISP bill to account for the down time
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kip
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response 146 of 405:
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Apr 26 19:04 UTC 2004 |
Actually Mike, the modem's link LED is lit, but we're not getting out. After
a power-cycle, it takes about 45-90 seconds for the link LED to stay on and
our connection returns.
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mcnally
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response 147 of 405:
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Apr 26 19:38 UTC 2004 |
Obviously Grex doesn't have a randomly assigned IP address, but does the
DSL provider give a DHCP lease for the address they have assigned or is it
a permanent static? Could this be a lease expiration issue?
Is there a way to get through directly to a reasonably competent tech at
the DSL provider? It would be instructive, next time there's an outage,
to have them try (a) sending an ATM "ping" packet to the modem, (b) sending
an IP ping or traceroute to the Grex static IP. With the connection
currently working, the end of my traceroute to Grex looks like:
> 18 rback0.flnt.mi.voyager.net (216.93.15.210)
> 19 cyberspacecomm.flnt.mi.voyager.net (216.93.107.238)
> 20 grex.cyberspace.org (216.93.104.34)
Based on the name, I'm presuming that hop 18 is a Redback used by Voyager
to terminate the ATM connection from the modem and convert to IP. I could
be making a bad assumption, however, because then I'm not sure what the
function would be of hop 19, cyberspacecomm.flnt.mi.voyager.net, unless
that's a router that belongs to Grex and not Voyager.net. I suppose it's
also possible it's the modem, depending on how they configure things (at my
ISP, we configure the DSL modems to just do bridging but there are all sorts
of ways you might choose to set things up.)
Anyway, it'd be worth getting some more information about what's going on
with the modem when things freeze like this, but of course I understand
that (a) getting things back up and running immediately makes the most
people happy in the short term, and (b) you're doing this on your own
volunteer time and might not necessarily have a whole lot of such time
to devote to the troubleshooting.
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tod
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response 148 of 405:
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Apr 26 20:44 UTC 2004 |
This response has been erased.
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tpryan
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response 149 of 405:
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Apr 26 23:28 UTC 2004 |
If you can't get into Grex, you can always go to
http://www.grex.org and read the phone number on the page.
(wink wink, nudge nudge)
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