IRC log for #fredlug on 20070830

03:57.56quigleymdexit
18:13.25jsmithSlow day...
18:13.31jsmith(as far as chat goes)
18:13.51jsmithstickster: Can I bother you with another Fedora question (we got the other one solved)
18:15.14sticksterjsmith: Shoot
18:15.31sticksterjsmith: What was the solution for the other problme?
18:15.32jsmithI finally talked a friend into trying out Fedora
18:15.34stickster*problem
18:15.45jsmith(relabeling the LVM thingies)
18:16.12jsmithSo my friend downloaded F7, installed it, was super happy.
18:16.13sticksterI gotcha
18:16.14sticksterOK
18:16.23jsmithThen he updated, and now his lappy won't suspend
18:16.26sticksterUrgh
18:16.37jsmithWasn't the kernel update, so I'm guessing a HAL update
18:16.55jsmithI went out on a limb and got him to try F8Test1
18:16.59jsmithIt's working.
18:17.03sticksterThis might help: http://people.freedesktop.org/~hughsient/quirk/quirk-suspend-index.html
18:17.13jsmithYeah... his laptop already has the quirks setup
18:17.21jsmithThat was my suggestion to him yesterday
18:17.25sticksterOK
18:17.57sticksterI am not too knowledgeable about the kernel and pm-suspend
18:18.01sticksterBut...
18:18.09sticksterIs he using any proprietary graphics driver? Particularly ATI
18:18.13jsmithNope...
18:18.15sticksterOK
18:18.23jsmithSo, here's my real question.
18:18.35jsmithIs it even worth filling out a bug report for, if it's working on F8T1?
18:18.57sticksterIt's worth filling out a bug report against F7 and noting that it works in F8test1, along with relevant hwinfo
18:18.58jsmith(He's going to run "yum update" on his F8T1 install and see if it still works after that)
18:19.07sticksterThat might be a backportable change
18:19.31sticksterWhat wireless is that system using?
18:20.26sticksterI had to add an "unload_modules" file in /etc/pm/config.d/ on my T60p for pm-suspend to work properly
18:20.53sticksterWith that file containing the line 'SUSPEND_MODULES="ipw3945 ieee80211_crypt_tkip ieee80211_crypt ieee80211"
18:21.12sticksterBecause I'm using the old ipw3945 stack
18:21.24jsmithOK... I'll try to find out from him.
18:21.26sticksterI probably ought to try iwl3945 again; it just keeps disappointing me.
18:22.13sticksterI know there's a way using a kernel debugger (i.e. second machine) to figure out where suspend is hanging up, but I haven't done it
18:22.21jsmithstickster: You want me to show you?
18:22.30jsmithThat's one thing I *do* know how to do
18:22.44sticksterWell, I'm sure it involves our old pal the null modem serial cable, right?
18:23.31sticksterjsmith: That would be great... I would just need to get a hold of a USB->RS232 converter since my laptop doesn't have a serial port
18:23.36jsmithNope... even easier.
18:23.49sticksterOh wait.
18:23.54sticksternm, go ahead
18:24.30sticksterI have to wander away for ~60 sec, brb
18:25.15jsmithmodprobe netconsole netconsole=4444@10.0.0.1/eth0,6666@10.0.0.2/00:16:D1:26:00:80
18:25.33jsmithchange the first set to be the machine local IP address and the second set to be the remote debug machine's ip address and MAC
18:25.42sticksterOh sweet!
18:25.47jsmiththen on the remote debug machine run this:
18:25.55jsmithnetcat -u -l -p6666
18:26.07jsmith(or nc, or whichever thing you've got netcat called)
18:26.27sticksterSo the debuggee is the listener?
18:26.39stickster(remote machine in your example)
18:27.27jsmithThe remote machine is the one that will stay running while the one running netconsole crashes and burns
18:27.37stickstergotcha
18:30.07jsmithMake sense...
18:30.10sticksterYup, totally
18:30.25sticksterAh, and I found /usr/share/doc/kernel-*/Documentation/networking/netconsole.txt
18:30.26jsmithEverything that would go to the local console gets sent across the network, which the other box gets via the netcat routine
18:30.30jsmithw00t!
18:30.32sticksterIn case I forget :-)
18:30.34jsmithnetconsole rocks!
18:30.49sticksterSo do I need kernel-debug installed to get full symbol information?
18:30.57sticksteror kernel-debuginfo
18:31.05sticksterOn the remote machine receiving the info, that is?
18:35.01jsmithHmmmn... good question.
18:35.28jsmithI've only ever used it to get the kernel backtrace... so I wasn't worried about full symbol info
18:35.38jsmithYou'll have to ask someone infinitely smarter than me for that :-)
18:36.02sticksterheh
18:36.12sticksterI'll need to be infinitely smarter to know what to do at that point anyway
18:41.17jsmithYeah, but in the crowd you run with, that's not hard.
18:49.35jsmith<PROTECTED>
19:03.29sticksterjsmith: OK, in that case... I know it hasn't changed, but given how the kernel changes, might be worth trying that unload_modules trick
19:04.25sticksterThere's no sort of regulatory daemon or anything with that wifi card, is there?
19:18.27*** join/#fredlug Tall_Eddie81 (n=eddie@ip72-209-238-224.dc.dc.cox.net)
19:35.17jsmithNope, not that I know of
19:51.49sticksterIs he using ndiswrapper?  Anything else un-free that might be running and not otherwise troubleshootable by kernel guys?
19:52.16sticksterIf not I would probably still try putting bcm43xx and any other 802.11 stack stuff in that unload_modules file
19:57.27jsmithNope, no ndiswrapper
19:57.33jsmithIn fact, he's not using the wrieless at all.
19:59.57sticksterhmm.
20:00.37sticksterSome ideas might be to:
20:01.13stickster1. Try switching to runlevel 3 and running 'pm-suspend' -- if that works, problem is in video driver or some other GUI piece
20:01.54sticksterOops.
20:02.08sticksterjsmith: Well, ndiswrapper is a userspace program, right?
20:02.16sticksterAlbeit run by root
20:02.26jsmithstickster: I don't mess with it, and don't mess with systems that mess with it.
20:02.30sticksterHeh
20:02.37jsmithstickster: That's my story, and I'm sticking too it!
20:03.12sticksterWell, he could try adding a script to /etc/pm/sleep.d/ called "10ndiswrapper" or some such (if there's an initscript, same number is fine)
20:03.54sticksterMake it excecutable... it gets a single parameter, so if $1 is "hibernate" or "suspend" he can put in shell commands to stop ndiswrapper, and if "thaw" or "resume", restart it
20:04.43sticksterSystem wide ones are in /usr/lib/pm-utils
20:05.03sticksterHTH
20:05.14sticksterI've never tangled with ndiswrapper so I'm a little clueless there
20:08.07jsmithw00t!
20:08.17jsmithFedex just delivered me the first copy of my new book!
20:08.23jsmithParty time!
20:11.40sticksterAwesome!
20:11.40jsmithhttp://upload.zooomr.com/photos/jsmith/3087512/
20:12.08sticksterThe one I worked on is out too, FWIW
20:12.18sticksterWOW!
20:12.21sticksterThat's some growth rate there
20:12.35stickstercongratulations!
20:13.54sticksterNice paperweight btw
20:14.09jsmithThanks... I got that in Greece
20:51.39*** join/#fredlug jsmith (n=jsmith@000-143-916.area3.spcsdns.net)

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