/srv/irclogs.ubuntu.com/2005/06/19/#ubuntu-kernel.txt

Micksamjg59: I HAVE STR!04:37
=== Micksa goes and announces it on other IRC channels
MicksaI'm so happy04:37
Micksahas anyone suggested having ubuntu set "echo 10 >/proc/sys/vm/swappiness" on startup?04:39
fabbionemorning08:55
fabbioneMicksa: and what would be the benefit to have that setup?08:55
crimsunit'd be fairly dubious to make such a change without extensive testing09:06
fabbionei am not going to anyway09:17
fabbionebut i would like to know the possible benefit of it09:17
Micksageneral idea is it "improves desktop response"09:20
fabbionelamont: no we still don't have ipv6 stateful support09:20
fabbioneMicksa: the general idea without specific data out of benchmarks are only subjective feelings ala gentoo09:20
MicksaI *think* it's the max percent of memory free before the kernel starts preemptively swapping stuff out09:20
fabbione"hey i compiled my kernel with -O31337 and everything crashes as twice as fast!"09:21
Micksaexample: setting it to a lower value means if you copy a gig of files it won't swap all your apps out in the process09:21
Micksawhat kind of testing? stableness or performance?09:22
fabbioneMicksa: what is your default value?09:22
fabbionenot the one you set.. the one that's there after a fresh boot09:22
Micksawell the default is 60 (it's 1-100) but I've set mine to 10 to see how it goes09:22
fabbionehow much ram do you have on your system?09:23
Micksa1G09:23
Micksaon this one09:23
fabbionesame here09:23
crimsun[http://www.ussg.iu.edu/hypermail/linux/kernel/0409.0/1937.html for an earlier thread] 09:23
fabbioneon the others?09:23
Micksaso like, I don't think it makes so much difference for me :)09:23
fabbionei am curious to know if it is calculate at boot time09:23
Micksathe only other machine I have running 2.6 at the moment has 512M, but I don't have it in linux anyway09:23
MicksaI think it's just set at 6009:24
MicksaI think it's a percentage09:24
MicksaI don't know for sure09:24
Micksaall I know is that it's in a range of 0-100, and a higher value gives more preference to cache, less to apps09:24
Micksawe could argue forever about where it should be set 8)09:25
Micksagoogle for it if you don't believe me09:25
fabbioneMicksa: dude.. i didn't say i don't believe09:25
crimsunthe higher the value, the more likely the kernel will swap out an app instead of reclaiming from cache09:25
fabbionei said i want to see numbers09:25
MicksaI just thought I'd mention it.  It can at least improve *percieved* performance in certain situations09:26
fabbioneand already the first page of crimsun thread would give you a perfect idea on why you shouldn't touch it09:26
fabbione"For example, at a swappiness value of 0, Kernel 2.6.5 swapped out 0 bytes,09:26
fabbionewhereas Kernel 2.6.9-rc1-mm3 swapped out 10 GB."09:26
Micksaheh, ah, well :)09:27
fabbionesince it's not a consistent value across kernels09:27
fabbionei think the default will be fine for everybody09:27
fabbionegiven that the benchmarks says that 60 is where the best interaction is at the moment09:27
MicksaBUT IT WILL MAKE EVERYTHING BETTER09:28
Micksa:)09:28
fabbioneprobably.. on desktop.. what about servers?09:29
Micksait's probably best left at 60ish for servers09:29
fabbioneand how do you expect to detect a server install from a desktop one?09:29
crimsunanother reason to leave it alone: http://bugs.gentoo.org/show_bug.cgi?id=5456009:29
MicksaI dunno, I thought you guys had that covered :)09:29
crimsunI think we all recognize the name greg k-h09:29
fabbioneMicksa: there is no way to distinguish installations09:29
Micksadamn.09:30
Micksawouldn't it be nice if 2.6 got stable09:31
Micksammm, google searchable irc logs :)09:32
Micksaargh dammit, it's not in here09:34
Micksaoh these are yours! :)09:34
Micksadammit. could you grep for a http:// from mjg59 around 7 days ago?...09:35
Micksahe pointed me at a patch which I've since lost09:35
fabbionehttp://people.ubuntu.com/~fabbione/irclogs/ <- kthxbye09:35
MicksaFINE!09:37
=== Micksa starts wget -r
fabbioneMicksa: it's several MB :)09:37
Micksa*fuming* I know....09:37
fabbioneand a wget -r will parse the .html09:38
fabbioneso basically you will endup downloading the internet :)09:38
Micksawget -r -np. whatever.09:39
Micksaanyway I've found it09:39
Micksayou coulda just grepped for me and it would have saved us all this ;)09:39
Micksabut, I guess you had fun09:39
fabbioneMicksa: probably you miss a point09:39
fabbioneit's sunday... it's weekend.. i am not even going to ssh to people to grep :)09:40
MicksaI sure am a whiny bitch huh09:40
fabbionethat too :)09:40
fabbioneand it doesn't make you gaining any point in here09:41
Micksathat's not fair09:41
Micksathis is me!09:41
Micksawell sorta.09:41
fabbionewhining doesn't make you gain point09:41
MicksaI just like to play the whiny bitch every now and then for fun09:41
fabbioneindipendently who you are :)09:41
MicksaI have to hold myself back if I'm not considered a regular.09:41
MicksaIt's no fun.09:41
fabbioneMicksa: you can have fun without being a bitch :)09:42
fabbionebut clearly that depends on the kind of fun you like09:42
fabbione"slap me! i am your bitch!" <- we do NOT need/want to know :P09:43
Micksa>:)09:43
MicksaI tend to be the one doing the slapping09:43
Micksawhich of course helps to increase my popularity09:43
Micksagotta go, back laterish09:48
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Micksaboing boing boing09:59
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=== Topic for #ubuntu-kernel: Ubuntu kernel development discussion | http://www.ubuntulinux.org/wiki/KernelTeam | There are no kernel bugs.. only broken hardware | http://people.u.c/~lamont/Archives/kernel-team@ubuntu.com--2005/ playground: kernel-debian--pre1,2--2.6.11.94
=== Topic (#ubuntu-kernel): set by zul at Wed Jun 8 22:27:54 2005
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fabbioneMithrandir, smurfix: ping?11:22
fabbioneLinux trider-g7 2.4.30-xen0 #4 Sun Jun 12 10:56:56 CEST 2005 i686 GNU/Linux11:23
fabbione:)11:23
Mithrandirfabbione: yaypong. :-)12:05
fabbioneMithrandir: did you finish with Uni?12:08
Mithrandiryeah, handed in my thesis friday.  So I'm freeeeeeeeeeee now12:09
fabbioneahah cool!12:09
Mithrandirthat's a 2.4 kernel, though?12:11
fabbioneyes12:11
fabbionei can't run 2.6 on that box yet12:11
Mithrandiroh, ok.12:11
Mithrandiranyhow, you got this stuff in arch?12:11
fabbioneuh?12:12
fabbionei am just using upstream12:12
fabbionemanual patch /build12:12
Mithrandirok12:12
fabbionebut there is an issue building the xenU kernel12:12
fabbioneso i need to see if i can boot a subdomain with the domain0 kernel12:12
fabbionein theory is the same12:12
Mithrandirwhat's the problem building the xenU kernel?12:12
fabbioneit's an unreferenced call to something12:13
fabbionelinking error basically12:13
Mithrandirhm12:13
fabbionearch/xen/drivers/netif/drv.o(.text+0x37ec): In function `netif_connect':12:14
fabbione: undefined reference to `direct_remap_area_pages'12:14
fabbioneso i need to understand why is missing12:14
fabbioneprobably i just miscompiled it12:15
fabbionei forgot that 2.4 is a bit behind with kbuild12:15
fabbionehmm no12:26
fabbionenothing to do with compilation12:26
fabbionecrap12:26
fabbioneah hmmm12:42
fabbionestupi config error i think12:43
fabbioneah there it is :)12:59
fabbionefixed01:00
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fabbioneok perfect...02:47
fabbionexenU boots :)02:47
fabbioneMithrandir: whatever xen config you are going to do.. remember to disable devfs :)02:48
Mithrandirheh, ok.02:48
Mithrandirhmf.  Sourcepuller doesn't work with bkbits, apparently.03:01
Mithrandirfabbione: you've just pulled the regular stable xen version rather than messing with bk, right?03:18
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=== Topic for #ubuntu-kernel: Ubuntu kernel development discussion | http://www.ubuntulinux.org/wiki/KernelTeam | There are no kernel bugs.. only broken hardware | http://people.u.c/~lamont/Archives/kernel-team@ubuntu.com--2005/ playground: kernel-debian--pre1,2--2.6.11.94
=== Topic (#ubuntu-kernel): set by zul at Wed Jun 8 22:27:54 2005
(fabbione/#ubuntu-kernel) freenode should die05:32
Mithrandirwe could start by switching to another network ourselves. :-P05:33
fabbioneactually that's an idea05:35
Micksaokay, so I'm trying to compile a patched kernel06:10
Micksausing the linux-source package works, except firmware doesn't get compiled in06:10
Micksaso like, how should I compile from the *real* source for just the one subarch?06:11
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mjg59Micksa: Cool. What did you add?06:30
Micksahi06:31
Micksathe pcie patch you pointed me at fixed the graphics problem06:32
mjg59Cool06:33
mjg59Can you feed that to fabbione?06:33
Micksanow I just have to put it all together06:33
Micksahaha06:33
Micksano06:33
Micksahe hates me06:33
Micksa*chuckles*06:34
Micksawhat does he need, just an email saying "these patches fix these problems with the i6000"?06:34
mjg59Yeah, but he won't apply the SATA one yet06:38
fabbioneno because upstream said that the patch is broken06:46
fabbionealso is this pcie patch upstream already?06:46
Micksa*shrug*06:46
mjg59I don't believe so, no06:50
mjg59It only appeared last week06:50
fabbionemjg59: so let's wait before we start pulling too many patches from different places06:51
fabbionei would like to get to 2.6.12 final first06:51
mjg59fabbione: I'd prefer to have a kernel that we can actually expect to work on laptops06:51
mjg59We've no idea how long 2.6.12 final is going to be, but we *need* a kernel that can be used for laptop testing06:51
fabbionemjg59: .12 should be out pretty soon according to linus06:52
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fabbionemjg59: with this "pull in all patches from everywhere" we fucked up hoary badly06:53
fabbionespecially for 2 SATA controllers06:53
fabbionethanks god they are not used in the installer06:53
Micksadoes it fry them? 8)06:54
fabbioneand we will need to do soon a point release06:54
fabbioneso for breezy we are going to be a bit more careful06:54
fabbionei trust your acpi crack06:54
fabbionebut i don't want to end up like hoary06:54
fabbioneMicksa: data loss06:54
Micksaaw, that's no fun06:54
mjg59fabbione: How soon is "pretty soon"?06:54
fabbionemjg59: max a week06:55
mjg59We need to start this stuff within the next couple of weeks06:55
mjg59Ok, cool06:55
fabbionemjg59: .12 is not even in main06:55
fabbioneso you can start whenever you want06:55
mjg59Uhm06:55
fabbionepush the crack to people06:55
Micksait's really cool seeing an announcement from _A_ saying "don't use kernel x if you have device y, it'll fry it. no, really."06:55
fabbioneand have fun :)06:55
mjg59I can't ask people to build their own kernels from scratch. They're not all going to be competent to06:55
Micksahaha06:55
Micksawhat about a laptop-test kernel?06:56
mjg59Yeah, that might be an idea06:56
fabbionemjg59: if you prefer to handle your own kernel for testing go ahead06:56
Micksa"this kernel might make your laptop work. also, it might cause it to explode."06:56
Micksa"we don't know."06:56
fabbioneright now i am not too happy to push more than required06:56
mjg59Ok, fair enough06:57
fabbionespecially because there is still hell of a lot of work to do to move .12 in main06:57
fabbionemjg59: anyway.. it's sunday and we are talking about work06:58
Micksaheh06:58
fabbioneme not happy very much work weekend06:58
Micksajust hit monday here :)06:58
mjg59Heh06:58
fabbionemjg59: let's talk about it tomorrow06:58
mjg59Yup, that's no problem06:58
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zulheylo07:45
zuloi...its so freaking hot07:50
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=== Topic for #ubuntu-kernel: Ubuntu kernel development discussion | http://www.ubuntulinux.org/wiki/KernelTeam | There are no kernel bugs.. only broken hardware | http://people.u.c/~lamont/Archives/kernel-team@ubuntu.com--2005/ playground: kernel-debian--pre1,2--2.6.11.94
=== Topic (#ubuntu-kernel): set by zul at Wed Jun 8 22:27:54 2005
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=== fabbione [~fabbione@port49.ds1-van.adsl.cybercity.dk] has joined #ubuntu-kernel
zulhey fabbione08:54
fabbionehey zul09:43
fabbionelamont: ping??10:29

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