PeGaSuS | I have an Ubuntu server installed on a laptop. the laptop screen is broken so I have an external monitor. but things aren't being displayed properly, because the left is missing some letters. can I do something about it? | 01:03 |
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JanC | PeGaSuS: what sort of monitor? | 01:14 |
PeGaSuS | a normal one? those one connected via VGA. hitting the auto button does nothing | 01:20 |
JanC | it sounds like an old CRT monitor problem with unsupported resolution ;) | 01:23 |
PeGaSuS | it's an LCD monitor though | 01:24 |
PeGaSuS | CRT monitors aren't "normal" | 01:25 |
PeGaSuS | this one, actually: https://complete-it.co.za/r2/monitors/407-refurb-philips-196v-led-monitor-19.html | 01:25 |
PeGaSuS | apparently it's LED | 01:27 |
JanC | anyway, do you really need to see anything on it for a server? | 01:27 |
JanC | "LED" just means it uses LEDs as a backlight really (which is standard now) | 01:28 |
JanC | once it's installed, you should be able to manage the server over SSH (or a web interface if you prefer that) | 01:30 |
PeGaSuS | if I restart with monitor attached, all is displayed properly. if I restart it without the monitor attached, then I have dissplay issues. and yes, it's a home server, I need to have a monitor attached from time to time | 01:30 |
JanC | okay, so that's because it's connected through VGA | 01:32 |
PeGaSuS | unfortunately the HDMI port is busted | 01:32 |
PeGaSuS | I was about to throw the laptop to th garbage. I decided to refurbish it as a home server | 01:33 |
PeGaSuS | it is like 12y old already, although it was a good laptop back in the days | 01:33 |
JanC | it was a common problem before digital connectors existed, as the graphics card can't detect that there is no monitor or a new one | 01:34 |
JanC | (VGA in analogue) | 01:34 |
PeGaSuS | yeah, I suspected that much. I assume I can't just tell the OS to "redraw"? | 01:34 |
JanC | is this in the console? | 01:36 |
PeGaSuS | yes. there's no DE installed. it's just a fresh regular Ubuntu Server install with the exception that I sometimes will need to attach a monitor and I may have rebooted the server without the monitor attached which will break displaying | 01:38 |
PeGaSuS | I was expecting of a way to tell the server "hey, you have a monitor attached now, please redraw displaying" | 01:39 |
JanC | I think part of the problem is that nowadays Ubuntu boots with a graphical console; maybe disabling the graphical console & booting in text mode would work... | 01:41 |
JanC | but I forgot how to do that :) | 01:42 |
PeGaSuS | I think that I have a VGA switch somewhere. so I can have my desktop and the server attached to the same monitor | 01:46 |
JanC | that usually doesn't help when you boot the server while it's switched to your desktop... | 01:47 |
PeGaSuS | I'll live with it as it is | 01:52 |
PeGaSuS | :D | 01:52 |
JanC | maybe one of the GRUB_TERMINAL or GRUB_GFXMODE options in /etc/default/grub will work? | 01:54 |
JanC | although that only applies to grub, and not the kernel, I suppose | 01:55 |
JanC | oh, wait, and/or maybe try to add 'nomodeset' to GRUB_CMDLINE_LINUX_DEFAULT in that file | 01:56 |
PeGaSuS | I mean, I'll rarely reboot the system while the screen is not attached. but I was just trying to see if there was another way | 01:57 |
JanC | also see /usr/share/doc/linux-doc/admin-guide/edid.rst | 01:57 |
PeGaSuS | I'll poke around it, thanks! | 01:58 |
JanC | and maybe vbetool can change video modes (but it might only work in BIOS mode, not sure it works in UEFI mode?) | 02:01 |
JanC | https://manpages.ubuntu.com/manpages/jammy/en/man8/vbetool.8.html | 02:02 |
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wharfrat1 | , | 06:33 |
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Haris_ | hello all | 11:26 |
Haris_ | I have a ubuntu vm on vmware with single volume. this vol is 18G. Its LVM based. I extend this disk to 40G. Then I do the lvm extend part. for some reason the lvmextend doesn't go right. Is there a way to access this volume? on reboot the linux vm says it can't find this volume | 11:26 |
Haris_ | When the root volume is not available, can one boot the VM in recovery mode? may be resize the volume or resize the volume back to its original extents? | 11:27 |
Haris_ | this VM is on vmware based platform | 11:28 |
Haris_ | how to re-scan for available disk volumes on ubuntu focal? | 11:37 |
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Walex | depends on the type of volume. Anyhow try 'udevadm trigger' and 'rescan-scsi-bus.sh' | 17:10 |
Walex | Haris_: did you actually extend the volume at the VMware level? | 17:10 |
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