Re: How to recover when monitor goes blank.

2024-06-20 Thread Ram Ramesh
Did you try 'e' as I suggested, or read that page? From there: [quote] 'e' will force the display to be enabled, i.e. it will override the detection if a display is connected. [/quote] Ok, I will try it, but that is a reboot. I guess if I booted with that switch, it will always be on and I wou

Re: How to recover when monitor goes blank.

2024-06-20 Thread Ram Ramesh
Not to recover, but to perhaps prevent, via kernel cmdline, one can direct the kernel which framebuffer mode to force-enable with video=, e.g.: video=2560x1440@60e https://www.kernel.org/doc/Documentation/fb/modedb.txt -- Evolution as taught in public schools is, like religion, b

Re: How to recover when monitor goes blank.

2024-06-20 Thread Ram Ramesh
My Debian machines have Xfce. I configure Applications Menu -> Settings-> Power Manager -> Display -> Display power management -> Off. David This is not a dpms issue. This is the OS thinking that it is not attached to a monitor/KB.  I can remote login and remove dpms any time. Besides this

How to recover when monitor goes blank.

2024-06-19 Thread Ram Ramesh
Hi,   I have my monitor, keyboard and mouse shared through a KVM switch. One host is Linux Debian bookworm 12.5 and another is laptop running Windows 11. When I leave KVM on the laptop side for extended period I have issues switching back to Debian side. When I switch, the screen is blank and

grub-efi install on multiple ESPs.

2023-12-23 Thread Ram Ramesh
Hi,   I have debian bookworm installed on a raid1 made from /dev/nvme0n1p3  and  /dev/nvme1n1p3.  Here are the partitions on the two nvme. /dev/nvme0n1p1 = /dev/nvme1n1p1  = 7mb ef02 /dev/nvme0n1p2 = /dev/nvme1n1p2  = 7mb ef00 (Two distinct ESPs on two different nvmes) /dev/nvme0n1p3 = /dev/

Re: How do I specify a custom apt dependency between kernel image and its headers?

2023-03-27 Thread Ram Ramesh
If I understand you correctly, you want to set it up so that for every package pair linux-image- linux-headers- attempting to install the former results in also installing the latter? And you want this to apply not just for a specific version number, but for every version number, including ones

How do I specify a custom apt dependency between kernel image and its headers?

2023-03-27 Thread Ram Ramesh
I have nvdia card that requires binary driver to work in my system. Xorg is unable display anything with free driver. Since nvidia-driver has to be built for each kernel install, I need to install headers also. This seem to work automatically for any standard kernel release in bullseye. However

Re: Re: I cannot shutdown/poweroff after a HW upgrade - kernel gets stuck.

2023-03-26 Thread Ram Ramesh
Hi Ramesh, this might help. The bug is fixed with kernel 6.0.2-1 https://groups.google.com/g/linux.debian.bugs.dist/c/p-sgJiTR00A?pli=1 All the best to you Eike Elke, Thanks. v6.1 is available on bullseye-backports. I installed it and the trouble is gone now. BTW, does non-free firmware t

I cannot shutdown/poweroff after a HW upgrade - kernel gets stuck.

2023-03-26 Thread Ram Ramesh
I wanted to upgrade my server from 10 year old HW to something newer. THis server runs debian bullseye with v5.19 kernel from backports. Here is the list of items I got in the upgraded system 1. Intel z690 mother board (asrock steel legend) 2. Core i3-13100 cpu 3. Super Flower 650W PSU, 4. G.SK

Re: My X freezes on cold days - how to get back control

2022-12-19 Thread Ram Ramesh
Hi,   When left overnight in dpms state, my Xorg stays in that stateignoring any key inputs when I attempt to use the system next daymorning.  This happens only when the overnight temps go low enough totrigger some issue. I can login remotely, but cannot kill Xorg with anyof the known signals

Re: My X freezes on cold days - how to get back control

2022-12-18 Thread Ram Ramesh
This sounds suspiciously like a hardware issue: a loose connector or a loose IC in its socket. I'd shut the thing down, and remove and re-insert every connector. If that doesn't work, do the same, and open up the case and re-seat cards, ICs, and cables. I'd also tighten up any screws. I thought

My X freezes on cold days - how to get back control

2022-12-18 Thread Ram Ramesh
Hi,   When left overnight in dpms state, my Xorg stays in that state ignoring any key inputs when I attempt to use the system next day morning.  This happens only when the overnight temps go low enough to trigger some issue. I can login remotely, but cannot kill Xorg with any of the known sig

Re: How to reset one ethernet port?

2022-10-21 Thread Ram Ramesh
charles@hawk:~$ apt-file search rtl_nic/rtl8168g-2.fw firmware-realtek: /lib/firmware/rtl_nic/rtl8168g-2.fw charles@hawk:~$ You should do similarly. If the log shows that the driver wants firmware but can't find it, you may need to install the appropriate firmware package. I understand that som

Re: How to reset one ethernet port?

2022-10-21 Thread Ram Ramesh
> This is the lspci output on the two ethernet port. > > 02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. > RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 15) > 03:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. > RTL8111/8168/8411 PCI Expres

How to reset one ethernet port?

2022-10-20 Thread Ram Ramesh
Hi,   I have a linux based firewall that seem to hang because one of its ethernet port stops working. I suspect bad hardware, but could be a driver issue also. So far, I have only been able to reboot to get it working. However, I prefer to reset the port to get it working without a reboot. Is

Re: avahi-daemon allow/deny interfaces question

2022-07-15 Thread Ram Ramesh
On 7/15/22 00:31, Ram Ramesh wrote: On 7/14/22 09:15, Ram Ramesh wrote: Hi Ramesh, There are numerous reports (mostly old, afaics) of the issue you describe, but with various suggested reasons. I suspect the avahi related part is a consequence rather than a cause - I didn't think avah

Re: avahi-daemon allow/deny interfaces question

2022-07-14 Thread Ram Ramesh
On 7/14/22 09:15, Ram Ramesh wrote: Hi Ramesh, There are numerous reports (mostly old, afaics) of the issue you describe, but with various suggested reasons. I suspect the avahi related part is a consequence rather than a cause - I didn't think avahi was capable of disabling interfaces

Re: avahi-daemon allow/deny interfaces question

2022-07-14 Thread Ram Ramesh
Hi Ramesh, There are numerous reports (mostly old, afaics) of the issue you describe, but with various suggested reasons. I suspect the avahi related part is a consequence rather than a cause - I didn't think avahi was capable of disabling interfaces, the message looks like it's updating a ta

Re: avahi-daemon allow/deny interfaces question

2022-07-13 Thread Ram Ramesh
Hi Ramesh, Please could you post some example daemon.log entries and any surrounding entries that seem related? Also is there anything in /var/log/syslog that seems to relate? Perhaps $ sudo cat /var/log/syslog | grep x where x = the interface name concerned. Thanks, Gareth Hi Gareth,

Re: avahi-daemon allow/deny interfaces question

2022-07-13 Thread Ram Ramesh
On 7/12/22 19:21, Ram Ramesh wrote: On 7/11/22 11:30, Ram Ramesh wrote: Experts,   I have a firewall machine built recently and it runs debian bullseye (v11). It has two ethernet interfaces - one internal ($intf) and one external ($extf). My external port runs dhclient to get its IP address

Re: avahi-daemon allow/deny interfaces question

2022-07-12 Thread Ram Ramesh
On 7/11/22 11:30, Ram Ramesh wrote: Experts,   I have a firewall machine built recently and it runs debian bullseye (v11). It has two ethernet interfaces - one internal ($intf) and one external ($extf). My external port runs dhclient to get its IP address and internal port runs dnsmasq to

avahi-daemon allow/deny interfaces question

2022-07-11 Thread Ram Ramesh
Experts,   I have a firewall machine built recently and it runs debian bullseye (v11). It has two ethernet interfaces - one internal ($intf) and one external ($extf). My external port runs dhclient to get its IP address and internal port runs dnsmasq to provide DNS service to internal/protect

Re: memtest86+ on 12th gen intel

2022-06-17 Thread Ram Ramesh
On 6/13/2022 12:27 PM, Bijan Soleymani wrote: Here's a post on the issues with memtest86+ (the free software version) and UEFI: https://askubuntu.com/questions/917961/can-i-boot-memtest86-if-im-using-uefi Sorry for the spam, looks like they just added UEFI support last week: https://www.me

memtest86+ on 12th gen intel

2022-06-13 Thread Ram Ramesh
I had memtest86+ working just fine on a legacy bullseye install. However, due to age of the CPU, I recently upgraded to 12th gen i3-12100. As part of the upgrade, I also changed over to UEFI boot. In addition I had to upgrade kernel to 5.16 using backports to get video working right. Now memte

Re: Debian 11 bullseye - will it work on 12th gen core i3-12100?

2022-04-25 Thread Ram Ramesh
On 4/25/22 16:45, Dan Ritter wrote: Ram Ramesh wrote:   My age old intel NUC with pentium N3700 is sick and needs What kind of "sick"? Not repairable? It randomly freezes and had to be hard rebooted.  Tried replacing power supply and RAM and disk (all other are part of the NUC

Re: Debian 11 bullseye - will it work on 12th gen core i3-12100?

2022-04-25 Thread Ram Ramesh
>   My age old intel NUC with pentium N3700 is sick and needs What kind of "sick"? Not repairable? It randomly freezes and had to be hard rebooted.  Tried replacing power supply and RAM and disk (all other are part of the NUC box), but that did not work. Ran various diagnostics that I can ge

Re: Debian 11 bullseye - will it work on 12th gen core i3-12100?

2022-04-25 Thread Ram Ramesh
Hi Ramesh, Debian 11 was released almost 1 year ago. For new hardware you will need Debian testing. For Debian 11 (current stable) you'll need second hand hardware. Kind regards Georgi Gorgi,   Are you guessing or know this for a fact? What is second hand hardware? 11th gen or 10th gen intel?

Re: Debian 11 bullseye - will it work on 12th gen core i3-12100?

2022-04-25 Thread Ram Ramesh
Do you _really_ need to swap the current disk? If not: put a new disk into new hardware and you only have to copy data over. Ideally NVME or something fast. You may find some use for the old NUC: the only reason I say this particularly is because you installed with BIOS boot and changing that may

Re: Which nvidia driver? xset +dpms issues. Is my video card dead/broken?

2022-03-01 Thread Ram Ramesh
Your graphics adapter is modern enough so you should install"nvidia-driver" package.Additional essential packages are: "nvidia-driver-bin","nvidia-driver-libs", "nvidia-kernel-support", "nvidia-kernel-dkms", andothers.If all of them already installed, try to re-install "nvidia-kernel-dkms"packa

aptitude safe-upgrade vs apt-get upgrade.

2020-10-25 Thread Ram Ramesh
Hi,   I am trying to upgrade the current setup and I am unable to understand the differences between aptitude vs. apt-get usage. When I do apt-get -s upgrade, I get myth2 [rramesh] 100 > sudo apt-get -s upgrade Reading package lists... Done Building dependency tree Reading state information...

kvm win8 guest audio is terrible.

2019-05-22 Thread Ram Ramesh
I created a fresh install of debian stretch amd64. In that, I created a qemu/kvm guess install of win8. It only accepted hda as a valid sound card. All others show us without drivers. So, I am limited to only HDA as -soundhw. Further HDA sounds so broken if I try to test with any sound file or

Please help me resize my ext4 file system to size > 16TB

2017-06-11 Thread Ram Ramesh
Hi, I have kernel 3.13 and e2fsprog 1.42.9 (as part of mybuntu 14.04.5 LTS). With this, is it possible to resize2fs my ext4 RAID6 /dev/md0 to 24TB (ie >16TB)? If so, please help me get there. If not, please recommend the upgrades needed to the setup before this can be done. So, far, my goog

How to delay resume after suspend to get disks ready, using kernel command line switch?

2017-06-02 Thread Ram Ramesh
Problem: I am having a problem with ubuntu 14.04 resume from suspend. I suspect a race condition in boot process. I have a mpt2sas (LSISAS2008: FWVersion(20.00.07.00)) host adapter to which several of my disks are attached. On occasions, there is a delay before these devices become available.