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Guest43 | sd | 01:07 |
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cdriscoll | is anyone besides me unable to use the firmware-updater snap in 24.04? i've attempted to reinstall the snap package (after purging), but always end up with, what seems to be a dns failure, where it claims it can't resolve fwupd.org. | 01:51 |
cdriscoll | but i can definitely resolve the host just fine from a terminal | 01:51 |
cdriscoll | hm, it seems like it may actually be the ssl certificate for fwupd.org | 01:57 |
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sage_ | hi. i wanted to know if it is a well known issue that nemo hogs cpu. then why is it not fixed? is there some way i can fix it myself? i use linux mint cinnamon and it is the default file manager in it and i had to swap it with thunar because it keeps on crashing. | 04:16 |
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todd | hi | 05:35 |
LuckyMan | todd, hi | 05:36 |
jonas_ | hello | 07:07 |
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mario28 | ciao ho un vecchio pc intel core i 3 530 con 6 gb di rma ddr3 che versione di ubuntu mi consigliate | 10:58 |
raumoren | hello | 11:03 |
gry | raumoren_: hello! | 11:35 |
mdmbkr | md: personality for level -1 is not loaded! | 11:44 |
mdmbkr | leftyfb, tomreyn, pickanick: whateve rmay or may not be going on with sector sizes, it looks like the "linear" raid mode was dropped from md at some point, so my linear array won't start, and that's probably the root cause | 11:49 |
mdmbkr | https://www.reddit.com/r/Ubuntu/comments/1f7ajhf/linear_raid_mode_not_available_in_2404/ | 11:49 |
mgedmin | and here I was all set to enjoy some tool trying to parse the difference between raid1 and raid-1 | 11:50 |
mdmbkr | =) | 11:53 |
mdmbkr | it's kind of weird to me that it was deprecated and removed .. was it hurting someone? | 11:53 |
tomreyn | mdmbkr: i don't know about md linear mode. i had understood you were using md raid (mdadm), not dm. | 11:59 |
mgedmin | I think people decided there's no need to maintain two things (mdraid and device mapper) that can do the same thing (linear aggregation of block devices) | 12:07 |
tomreyn | my understanding is that dm is mostly used by LVM for logical device management as well as to handle fakeraid devices (dmraid), and that the go-to implementation for (file system agnostic) software raids has been md / mdadm for about a decade | 12:08 |
frostschutz | iirc md reinstated linear after some complaints | 12:13 |
frostschutz | so if it doesn't work in current kernel, you can try both older or newer ones | 12:15 |
frostschutz | not sure which specific versions though | 12:15 |
mgedmin | https://unix.stackexchange.com/questions/780142/join-files-devices-in-linear-mode-together-in-a-linux-system has some shell scripts that demonstrate how to achieve the same result with dmsetup | 12:15 |
mgedmin | and https://bbs.archlinux.org/viewtopic.php?id=294005 has some interesting details about md linear rounding factors | 12:16 |
mgedmin | and it's a huge shame mdadm can't detect the situation and implement the solution using devmapper as a backend, although I suppose some things (that expect devices named /dev/md*) might still break | 12:17 |
sm0ketst | Hello, everyone, anyone experienced in par2 ? | 13:01 |
pragmaticenigma | hello sm0ketst, it's best if you just ask your question, and if someone knows something about it, they'll respond | 13:08 |
sm0ketst | pragmaticenigma makes sense | 13:09 |
BluesKaj | Hi all | 13:10 |
sm0ketst | thing is i'm trying to store in dvd's a bulky file (i.e. 7z file), so the initial approach is 7z->split->par2 for each individual chunk. My rationale is chances to have 1 dvd bad (eitther split file or par2) i try to think that recover the rest will be possible vs the option of par2 the whole big 7z and ruing the dvd storing the par2, doest it make | 13:11 |
sm0ketst | sense? | 13:11 |
sm0ketst | maybe offtopic here? | 13:12 |
pragmaticenigma | sm0ketst: 7z format supports splitting files natively. Not sure what the other components are offering in this example | 13:13 |
pragmaticenigma | oh, your backing up to DVD media? | 13:14 |
sm0ketst | indeed, i'm not sure if there's an advantage of spliting by 7z or by split command later (i.e. every 7z splitted chunk contains a descriptor vs a simply cut in case of split command), in any case, the question goes after the chunks are made, adding the par2 extra data | 13:15 |
sm0ketst | pragmaticenigma indeed, i'm so stubborn | 13:15 |
pragmaticenigma | at least you're making backups of something that is important to you | 13:16 |
sm0ketst | i'm afraid after backing up all the stuff, is just one volumen fails i won't be able to re-assemble the other files and recover as much as possible after the par2 help | 13:16 |
pragmaticenigma | I can't say I've experienced issues with recovering from optical media. It is pretty robust. Though I do know that limiting the write speed as a huge impact on longevity of the data. I have optical disks I burned from 20 years ago still readable because I choose a slower write speed. | 13:17 |
sm0ketst | edit, :s/is just/if just/g | 13:17 |
sm0ketst | pragmaticenigma i fully agree 1x | 13:18 |
pragmaticenigma | 1x might actually be too slow, I usually go for something mid range | 13:18 |
sm0ketst | it's a portable usb writer... almost not used but still | 13:20 |
tomreyn | in terms of data security, you'll increase your chances of restorability if you'll store duplicate copies of the split parts. this won't decrease the natural decay of storage media, however (nor will slow writes, they just make it more likely for the data to be recoverable). | 13:20 |
pragmaticenigma | correct, slow writes is more about making sure the recording medium gets a decent "deep cut" from the laser just being there a little longer than at full speed. | 13:22 |
sm0ketst | thanks tomreyn, using now ratio of 50% for the par2 files, so i'll minimize 1/2 the dups according to your approach, there are 20 4.5G DVD as paylaod | 13:22 |
sm0ketst | good think imho of using par2 is i know which volumes are damaged while having dups and later on combining them i think it will be more difficult to see | 13:23 |
sm0ketst | maybe burning 40 dvds with the portable usb writer is a challence for the unit :) | 13:24 |
sm0ketst | challenge | 13:25 |
pragmaticenigma | If it was me, I'd bundle the data into an archive, split them, and burn each one directly. with a duplicate set. I think the par2 adds a layer of complexity that may cause trouble later down the line | 13:25 |
sm0ketst | true, if 7z is resilient enough after combining them all again to keep stracting the original combined file and skip the bad segments | 13:27 |
sm0ketst | maybe the question is for 7z folks | 13:27 |
pragmaticenigma | this comes from the advice "raid is not a backup" ... with parity, you're only going to be able to recover one bad disk from the set. If more than one goes bad, you're going to be out-of-luck. With replicated sets of the same file, you can at least mix and match your disks as needed to create one working set | 13:28 |
sm0ketst | ok, so hash per dvd and duplicate the set | 13:29 |
pragmaticenigma | not sure what you mean by hash per dvd. 7z has checksuming built in. if one of the parts for the set is bad, it will tell you | 13:30 |
sm0ketst | i know i have to go for some tests with faking some volumes with dd/dev/random and check if still 7z recovers the whole bundle, just asking if someone here had some experience with it to avoid me to do the monkey | 13:30 |
sm0ketst | pragmaticenigma, i thought that 7z was simply making a bare split rather than adding some extra info to the chunk | 13:31 |
pragmaticenigma | that wouldn't make sense to me. that puts heavy reliance on file naming which is fragile | 13:32 |
sm0ketst | maybe it makes more sense to tar/gz first, then split, then 7z the individual ones | 13:32 |
sm0ketst | in the end they are raw/jpg images | 13:33 |
pragmaticenigma | I'd do it in one... each of these ideas adds layers of complexity | 13:33 |
pragmaticenigma | 7z already takes care of the tarballing step internally | 13:33 |
pragmaticenigma | (it's not exactly how it does it, but similar) | 13:33 |
sm0ketst | so, 7z the whole folder using the 7z/split and duplicate the whole set | 13:34 |
pragmaticenigma | yes | 13:34 |
sm0ketst | makes sense not to bother just for 10 dvds | 13:34 |
pragmaticenigma | correct | 13:34 |
sm0ketst | thanks for sharing | 13:35 |
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realivanjx | for laptop users, does chromium browsers consume less battery than firefox in general? | 15:05 |
xangua | I've read chrome does use more battery, no idea about chromium | 15:10 |
xangua | if you worry about battery life, just install TLP realivanjx | 15:11 |
xangua | !info tlp | 15:11 |
ubottu | tlp (1.6.1-1ubuntu1, noble): Optimize laptop battery life. In component main, is optional. Built by tlp. Size 87 kB / 646 kB | 15:11 |
realivanjx | i have been observing the cpu usage between brave (chromium based) and firefox with tradingview website that utilizes real time chart update | 15:20 |
realivanjx | and i found that brave uses less cpu % than firefox. although it uses more memory than firefox | 15:20 |
realivanjx | difference is around 1-2% on brave and 4-5% on firefox while the site is displayed and loaded | 15:21 |
pertho | hey is there a programmatic way to tell, after running apt update.. whether I need to run apt upgrade? Just a simple return code will do. | 15:32 |
leftyfb | pertho: apt list --upgradeable | 15:34 |
pertho | leftyfb: apt list --upgradable 2>/dev/null | wc -l if greater than 1 I guess? Seems awfully kludgey | 15:34 |
pertho | --upgradable isn't even in the apt(8) man page :D | 15:35 |
tuxinator | Hi all, anybody else having dconf issues with some users? We use an sssd Setup with 24.04.2 and with some users we seem to run in to https://bugs.launchpad.net/ubuntu/+source/adsys/+bug/2078245 while for others it works | 15:43 |
-ubottu:#ubuntu- Launchpad bug 2078245 in adsys (Ubuntu Noble) "DCONF policy manager removes userdb on empty policy" [Undecided, Fix Released] | 15:43 | |
tuxinator | The Bug should be fixed but it does not seem to | 15:46 |
oerheks | tuxinator, comment #6 points to a fix in https://launchpad.net/~ubuntu-enterprise-desktop/+archive/ubuntu/adsys | 16:06 |
oerheks | 0.14.3.1~24.04~ppa1 | 16:07 |
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tuxinator | oerheks: so it is not yet in 24.04 ? it is mentioned to be fixed in 24.04.2 changelog actually | 16:41 |
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oerheks | tuxinator, find out why 'with some users we seem to run in to..' | 16:52 |
tuxinator | oerheks: thats what i try at the Momment | 16:56 |
tuxinator | Moment | 16:56 |
mdmbkr | tomreyn: you have it right, I'm not using devicemapper ... my md array isn't starting because the linear mode got removed | 16:58 |
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mdmbkr | make[1]: *** /lib/modules/6.11.0-17-generic/build/: No such file or directory. Stop. | 17:27 |
mdmbkr | is there a linux modules source code package I need to install to fix that? | 17:27 |
tomreyn | mdmbkr: sudo apt update && sudo apt install linux-headers-`uname -r` | 17:35 |
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Nyth | hi | 17:54 |
mdmbkr | tomreyn: thanks =) | 18:17 |
tomreyn | you're welcome | 18:17 |
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mdmbkr | I was able to get the array running again using this: https://github.com/dougvj/md-linear | 18:30 |
mdmbkr | so that's cool. mdadm --assemble worked without complaint, but xfs isn't happy about it at all | 18:30 |
tomreyn | doesn't sound like it's working properly if the file system is now corrupt | 18:32 |
mdmbkr | yeah, just not sure exactly what's wrong | 18:33 |
mdmbkr | # xfs_repair /dev/md2 /// Phase 1 - find and verify superblock... /// superblock read failed, offset 3024269344768, size 131072, ag 16, rval -1 /// fatal error -- Input/output error | 18:36 |
mdmbkr | nothing at all appears in dmesg or syslog | 18:37 |
tomreyn | i'm more into ext4, but assume xfs also has multiple superblock copies, so maybe try another. if that's broken, too, that's a strng indication that the raid layer not in good shape. | 18:41 |
mdmbkr | agree, but it doesn't even appear to be trying to look, the i/o error seems to be instantly fatal | 18:43 |
tomreyn | if, however, you're convinced that the raid layer is fine (personally i'd rather try assembling the raid on an earlier ubuntu release which still supports linear rather than compiling from source) then i'd recommend to create a full dump of the assembled array before you use a copy of the data and fsck it. | 18:43 |
mdmbkr | yeah, fully agree, I'm just taking a stab at it remotely while I can | 18:46 |
mdmbkr | it'll be a few hours before I have physical access, then I think I'll try some older bootable usb linux and have a go that way | 18:47 |
mdmbkr | thanks for helping out! | 18:47 |
parsek | Hi. AMD p-state effectively works after sleep and waking up. Any ideas | 18:53 |
oerheks | so, it works? | 18:54 |
parsek | yep | 18:54 |
oerheks | good, have fun? | 18:54 |
parsek | but not working when the system normally starts | 18:54 |
parsek | when it works the system uses 6-7W otherwise 19-20Watts | 18:55 |
oerheks | parsek, on what ubuntu/kernel version? | 18:58 |
parsek | 24.04lts 6.8.0-54-generic (64-bit) | 18:58 |
oerheks | oke, you might want to try HWE, that would give 6.11.0-17 | 18:59 |
oerheks | !hwe | 18:59 |
ubottu | The Ubuntu LTS enablement stacks provide newer kernel and X support for existing LTS releases, see https://wiki.ubuntu.com/Kernel/LTSEnablementStack | 18:59 |
oerheks | install linux-generic-hwe-24.04 and reboot | 19:00 |
oerheks | ubottu factoid should point to https://canonical-kernel-docs.readthedocs-hosted.com/en/latest/reference/hwe-kernels/ | 19:03 |
parsek | oerheks: thanks I'll try | 19:07 |
omero | just verified, tomreyn .. termbin is back indeed \o/ | 19:16 |
oerheks | !cookie | tomreyn | 19:20 |
ubottu | tomreyn: Wow! You're such a great helper, you deserve a cookie! | 19:20 |
tomreyn | :) sometimes it helps to just sned a quick email. | 19:21 |
omero | https://termbin.com/tzvz | 19:21 |
oerheks | i love ascii c̶a̶t̶ art | 19:22 |
omero | i wanted to share that when i found termbin was unresposive .. that was a few days ago and kept trying :Þ | 19:23 |
omero | some time ago, a friend had troubles with some raid volumes and we solved it just by using termbin for commands outputs .. from command line | 19:24 |
csims | I am running ubuntu 22.04. I run the following commands to setup my network: https://termbin.com/4xia Is there a way I can put these into a config file that runs at startup? | 21:14 |
csims | I guess I should say, a standard way. I could do a @reboot entry in root's crontab | 21:15 |
cbreak | csims: why not do it the normal way? | 21:15 |
matsaman | csims: https://linuxconfig.org/how-to-add-static-route-with-netplan-on-ubuntu-22-04-jammy-jellyfish-linux | 21:15 |
cbreak | with either netplan (on servers) or the network configuration GUI thing on desktop? | 21:15 |
csims | thanks guys | 21:15 |
matsaman | that would be the ordinary way | 21:16 |
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csims | This is what my /etc/netplan/01-network-manager-all.yaml looks like: https://termbin.com/ijiu When I run sudo netplan apply I get this error: Error in network definition: wlp3s0: No access points defined . How do I fix this? It shows up fine in ifconfig. | 21:42 |
leftyfb | csims: are you running a desktop GUI? | 21:43 |
csims | no, running from bash | 21:43 |
leftyfb | csims: I know you're running "from bash", but is there a desktop UI running at all on this device? | 21:43 |
csims | yes | 21:44 |
csims | I am running the default ubuntu-mate 24.04 desktop environment | 21:44 |
leftyfb | csims: then don't use netplan, put it back the way it was. Use the GUI. Settings -> network | 21:44 |
csims | ok will try | 21:44 |
cbreak | it is possible to use netplan with networkd instead of networkmanager, but then the whole network gui config won't work at all, and maybe you get yourself into other problems. | 21:45 |
cbreak | (and I don't' know if 22.04 is new enough for this either) | 21:46 |
ravage | I am almost sure Mate can just configure your wifi via the GUI | 21:48 |
leftyfb | it can | 21:50 |
matsaman | mate, I'm also pretty sure Mate can do that, mate | 21:51 |
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perstudent | Hi | 22:05 |
perstudent | I have some trouble with grub | 22:05 |
perstudent | When something is selected it's like console resolution goes bad. | 22:05 |
perstudent | Any help? | 22:05 |
leftyfb | perstudent: what release of ubuntu? | 22:06 |
perstudent | leftyfb 22.04 | 22:08 |
leftyfb | perstudent: and what changed since you installed it and it was working fine? | 22:08 |
perstudent | I didn't change anything | 22:09 |
leftyfb | perstudent: ok, so you boot the OS, you're in the ubuntu desktop, and it's set to a low resolution? | 22:10 |
perstudent | leftyfb let me explain you: I can see grub's menu, and I can select to boot Linux, but when it starts loading it's like screen goes out of resolution, even before loading X | 22:11 |
perstudent | I think I can show you an image, let me see. | 22:12 |
leftyfb | perstudent: sounds like a GPU driver issue to me | 22:12 |
oerheks | en when reached X, resolution is normal? | 22:13 |
cbreak | for ages I don't have GUI output during boot, until SSDM loads. Maybe that's related | 22:14 |
perstudent | oerheks no, still the same | 22:14 |
cbreak | hmm... or not. | 22:14 |
perstudent | It's loading https://imgur.com/a/uWxFprF | 22:15 |
leftyfb | perstudent: GPU driver/update BIOS | 22:16 |
leftyfb | I would investigate both of these | 22:16 |
cbreak | does your screen have some menu that tells you what kind of input it gets (resolution, refresh rate, ...). I wonder if it's different from what it should be. | 22:17 |
perstudent | I don't think it's a BIOS issue as it can run from live USB without any problem | 22:17 |
perstudent | Maybe GPU driver but what you I look for then? | 22:17 |
leftyfb | perstudent: there could still be a BIOS update fix | 22:17 |
perstudent | *should | 22:17 |
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