/srv/irclogs.ubuntu.com/2009/09/30/#ubuntu-kernel.txt

aboSamoorany help with the booting, I have more than a minute booting !01:32
RavenkinI can't even boot, the update nuked something, there's nothing in boot folder so I can only imagine that's it, can anyone help?01:36
amasonRavenkin: this with Karmic ?01:40
RavenkinYes amason01:40
amasonyou may be able to grab one of the mainline kernels.01:42
amasonboot from a live cd01:42
amasonthen chroot into your partition with /boot on it01:42
RavenkinI tried booting from a live cd and sticking a kernel from this version of linux into and and it didn't work01:42
amasonand install the kernel01:42
Ravenkinhow do I install the kernel into it?01:42
amasondpkg01:43
RavenkinHow would I do that though?01:43
amasoni shoudl be more specific, you will need to mount your / and any other partitions needed for dpkg to function01:43
Ravenkinok once I get it mounted what would I have to do?01:44
RavenkinI know I can get it mounted I've done that once already, kind of a pain since it's encrypted, but once I get it mounted, then?01:44
amasonchroot into it01:45
Ravenkink?01:46
amasonsorry, i am not a native english speaker. Which part are you having trouble with , I will attempt to rephrase the answer.01:47
RavenkinI just don't know how to install a kernel once the drive is mounted, what is the command to do that?01:47
amasonchroot01:48
amasonyou need to chroot into your mounted partition01:48
amasonthen use the dpkg command to install your kernel01:48
Ravenkinjust type dpkg though?01:48
amasonwell no.01:50
amasondpkg -i01:51
amasonthe commands themselves are well documented01:51
amasoni am just giving you the overall process of how you would go about getting a usable system01:51
Ravenkinthanks, you gave me a point to go off of01:51
aboSamooramason: I have slow booting, I think it is still under development. how can I know when there is any progress so I can test mine and report any problem ?01:52
amasonaboSamoor i don't know sorry. I am not a kernel developer.01:52
aboSamooramason: ok, thanks :)01:53
amasonI'm actually in the channel for assistance too =)01:59
anderskIs it known that the kernels in http://kernel.ubuntu.com/~kernel-ppa/ have been failing to build since 2009-09-15? 02:39
amasonandersk: yeh02:57
unixbomberquit03:52
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rtg_apw, are you still having fsck issues in your TZ? see comments on bug #42782215:41
ubot3Malone bug 427822 in linux "fsck says last write time in future" [Critical,Fix released] https://launchpad.net/bugs/42782215:41
apwrtg_ i haven't noticed them no15:44
apwhrm its not at all obvious which version those guys have15:45
rtg_apw, I was gonna ask 'em to blat version_signature15:46
apwyeah me too :)15:46
apwjust checking the one who has a syslog15:46
rtg_apw, go ahead. I'm working on a linux-firmware issue15:46
apwack15:46
rtg_apw, oh, speaking of which, I plan to collapse the linux-firmware repos into one, and just have a topic branch for each release.15:47
apwthey are so similar i assume15:47
rtg_apw, quite15:48
apwand huge15:48
rtg_Keybuk, I'm thinking about reverting desktop to CFQ with the latest kernel patch 'sched: Disable NEW_FAIR_SLEEPERS for now'. Could you do a quick boot test with 'elevator=cfq' to see if boot times regress?16:26
rtg_you're sort of the rosetta stone for boot times16:27
KeybukNOOOOOO!!!!!!!16:27
Keybukseriously16:27
Keybukleave it at deadline16:27
Keybuklynx is the right time to experiment with this16:27
rtg_Keybuk, well, how about switching to CFQ after boot? I think its much better for my workload.16:27
Keybukno!16:28
Keybukseriously16:28
Keybukwe're seeing reports of performance improvements *across the board* with the switch to deadline16:28
Keybukcfq is just fucked16:28
rtg_Keybuk, agreed, but with 'Disable NEW_FAIR_SLEEPERS' it works a hell of a lot better,16:28
Keybukdeadline works just fine for now16:29
rtg_better then deadline, IMHO16:29
Keybuklet's revisit for the next release16:29
kaushalhi16:35
kaushalwhen i do sudo modprobe snd_hda_intel on jaunty desktop, I get FATAL: Error inserting snd_hda_intel (/lib/modules/2.6.28-15-generic/kernel/sound/pci/hda/snd-hda-intel.ko): Unknown symbol in module, or unknown parameter (see dmesg)16:35
kaushalany ideas ?16:35
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rtg_smb_tp, ^^16:36
smb_tpkaushal, whats the dmesg?16:37
smb_tpAnd which kernel version?16:38
kaushal[  292.500775] snd_hda_intel: Unknown symbol snd_pcm_hw_constraint_step16:38
kaushal2.6.28-15-generic16:38
kaushalsmb_tp: shall i pastebin the dmesg ?16:38
smb_tpkaushal, yes, please :)16:38
kaushalhttp://paste.ubuntu.com/282250/16:39
smb_tpkaushal, could you also paste your uname -r and modinfo snd-hda-intel? Its odd that the module would be out of sync with the kernel...16:42
kaushalsure16:42
kaushalhttp://paste.ubuntu.com/282254/16:44
kaushalsmb_tp: http://packages.ubuntu.com/search?searchon=contents&keywords=snd-hda-intel.ko&mode=exactfilename&suite=jaunty&arch=any16:49
kaushaldoesnot exist for 2.6.28-15-generic 16:49
kaushal:/16:49
smb_tpkaushal, Not sure what the search should do but it should be in the linux-image-* package...16:50
smb_tpHm your modules magic number is like mine (which loads). Just realised uname -r is not what I wanted. :-P sorry. Just post here the output of /proc/version_signature 16:52
smb_tpOh, next thing to look at would be the filename and the srcversion line of modinfo snd16:55
kaushalsmb_tp: sure17:00
kaushalUbuntu 2.6.28-15.52-generic17:01
kaushalsrcversion:     2C925CEA7D312E7FA6C0F0017:01
smb_tpkaushal, Ok, same here17:01
smb_tpbut different version of snd17:02
smb_tpkaushal, Could your path be containing acore ?17:02
kaushal/lib/modules/2.6.28-15-generic/kernel/sound/acore/snd.ko 17:02
smb_tpAs I guessed. Might you happen to have a self/externally compiled alsa ?17:03
kaushalsmb_tp: i did install ii  alsa-driver-linuxant                 1.0.20.3                             ALSA driver enhanced for Conexant HDA modem support17:04
kaushalto configure modem on my laptop17:04
kaushalit used to work for -11 generic kernel17:05
smb_tpkaushal, That might be the source. If you can make it recompile, you might be fine. As I do not know the package, maybe just reinstall it17:05
kaushalreinstall alsa-driver-linuxant ?17:06
smb_tpyes. I guess it creates a duplicate version of the alsa core drivers. There might be a reconfigure command...17:07
kaushalok17:07
smoserrtg_, around ?17:08
smb_tpkaushal, The same thing could happen each time you update the kernel. 17:08
rtg_smoser, yep17:09
smosercan you confirm or refute the following: linux-image-2.6.31-300-ec2 will only ever have version 2.6.31-300.3 . any subsequent packages for that image will have different package names.17:09
smoser(note, that current version is 2.6.31-300.3)17:09
rtg_smoser, your statement is imprecise. Subsequent updates may or may not have a new package name, depending on if the ABI number changes.17:11
smoserok. then i say 'false' to the above statement.17:11
rtg_smoser, correct17:11
smoserthe outcome of which is that I have to include the '.3' in a kernel name that i put on ec217:12
smoserthank you.17:12
rtg_smoser, in as much as you want to reference the specific version, then yes. however, I do not recommend that.17:12
smoserrtg_, well, i have to. as i'm stuck in a namespace17:15
smoserie, if there were ever a .4 version, then i want to upload it. and i can't replace the .3 version or it would break anyone using it.17:16
rtg_smoser, you mean a version update to an existing package? why would that break anyone using it?17:17
smoserif i push a new kernel to ec2, i would upload it to somewhere like:17:17
smosercanonical-us/ubuntu-kernel-2.6.31-300.3-ec2-x86_6417:17
smoserright now i have the '.3' in there. if i remove it, a subsequent upload would overwrite that.17:18
rtg_smoser, pretty much like doing a 'apt-get -u dist-upgrade'17:18
smoseryou can't replace a file because it has external information pointing to it (the "aki")17:18
smoserso, quick overview:17:19
smoserthat path above is an s3 path (amazon storage)17:19
smosers3 is used to store files that are used as kernel, ramdisk, or images for ec217:19
smosera file is registered with ec2, and is given a globally unique image id (aki-80a84be9)17:20
rtg_smoser, so, it sounds like you have to be name as well as version specific.17:20
smoserif i subsequently replace the file , then anyone using aki-80a84be9 will no longer be able to use it17:20
smoserbecause their tools will say "treason! someone is trying to swap your kernel!"17:21
smoserwith obviously good reasons.17:21
smoserso, rtg_ you probalby have no care, but if i had to choose between:17:22
smoser  linux-image-2.6.31-300-ec217:22
smoserand17:22
smoseroops17:22
smoserbetween17:22
smoser  linux-image-2.6.31-300-ec2.317:22
smoserand17:22
smoser  linux-image-2.6.31-300.3-ec217:22
smoserwhich would you pick? i think i lean towards the '.3' on the end rather than inserted into the middle.17:22
rtg_smoser, mox nix.17:23
smoserthe other option is being possibly overly verbose:17:23
smoserok. thanks for your time.17:24
rtg_smoser, np17:24
akgranerogasawara, you're a rock star!!!  :-)18:07
rtg_akgraner, surely you're not just coming to that realization :) we've all known it for awhile.18:08
akgranerrtg_, oh I've known that  :-)18:09
rtg_akgraner, oh by the way, jjohansen muttered something about an AppArmor session during Open week18:10
akgranerrtg_, sweet... 18:10
akgranerjust add it to the wiki..:-)18:11
rtg_akgraner, I'll annoy him to make sure he takes positive action.18:11
akgranerrtg_, great.. that way I don't have to annoy people... I have that skill perfected already...:-)18:11
jjohansenrtg_, akgraner: I was just doing that18:11
akgranerjjohansen, :-)  thanks you rock...  I don't care what rtg_ says ..:-)18:12
akgranercatch you all laters!!  Thanks a million!!!18:14
rtg_apw, until staging caTCHES UP, i'D SAY JUST DISABLE IT UNTIL ABOUT -RC2 OR -RC318:30
rtg_damn keyboard18:30
apwheheh18:30
apwrtg ok18:30
rtg_CAN YOU HEAR ME NOW ?18:30
apwnope, my eyes are shot :)18:30
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rtg_apw, what grub2 parameter was recently updated that stopped my server from auto-booting?20:13
Keybukrtg_: noboot20:17
rtg_Keybuk, where? not in /boot/grub/grub.cfg or /etc/grub.d20:19
Keybuksorry, that was me joking :)20:19
rtg_dude, you had me going.20:20
jonohey all20:57
jonortg_, is https://bugs.edge.launchpad.net/ubuntu/+source/linux/+bug/409361 on your radar?20:57
ubot3Malone bug 409361 in linux "Seeing drm:intel_dp_i2c_init errors on boot" [Low,Confirmed] 20:57
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