Re: Kernel only seeing 2TB of an 8TB disk

2025-03-12 Thread Alexander V. Makartsev
On 12.03.2025 04:12, Alex King wrote: Yes, I can tell you more.  The hardware as you guessed is not actually new, it is recycled equipment that is new to me and newly installed with Debian. ...    *-scsi     description: SCSI storage controller     product: S

Re: Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread Titus Newswanger
On 3/11/25 18:12, Alex King wrote: Yes, I can tell you more.  The hardware as you guessed is not actually new, it is recycled equipment that is new to me and newly installed with Debian. The machine is a Cisco MCS server, possibly a Cisco MCS7800 series. (I'm not where the server is physi

Re: Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread Alex King
Yes, I can tell you more.  The hardware as you guessed is not actually new, it is recycled equipment that is new to me and newly installed with Debian. The machine is a Cisco MCS server, possibly a Cisco MCS7800 series. (I'm not where the server is physically now to check.)  (Cisco MCS7800 se

Re: Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread Christopher David Howie
On 3/11/25 8:48 AM, gene heskett wrote: A problem that does not exist in gpt partition tables. Unforch, changing it now will require a 100% backup/restore OR a reinstall to fix. fdisk can do this table change by entering a g at the main screen, creating an empty gpt table, and then an n will al

Re: Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread Yassine Chaouche
Le 3/11/25 à 09:17, Alexander V. Makartsev a écrit : Can you tell us more information about hardware setup? Could RAID setup play a role? Best, -- yassine -- sysadm http://about.me/ychaouche Looking for side gigs.

Re: Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread gene heskett
On 3/11/25 06:26, to...@tuxteam.de wrote: On Tue, Mar 11, 2025 at 08:13:16PM +1300, Alex King wrote: Hi, hi I've installed a large disk in a new machine and loaded Debian (bookworm) on it, but it's showing as limited to 2TB when the disk should be larger. How can I get Debian to use the fu

Re: Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread Pierre Tomon
Le Tue, 11 Mar 2025 20:13:16 +1300, Alex King a écrit : > Partition table scan: >   MBR: protective >   BSD: not present >   APM: not present >   GPT: present > > Found valid GPT with protective MBR; using GPT. Try to remove protective MBR.

Re: Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread Thomas Schmitt
Hi, Timothy M Butterworth wrote: > I have a 16TB drive that is working properly. I reformatted the drive to the > ext4 file system with default settings and it works great. Try to reformat > the drive especially if the current format is FAT. Several of the shown inquiry methods did not refer to f

Re: Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread Timothy M Butterworth
On Tue, Mar 11, 2025 at 6:26 AM wrote: > On Tue, Mar 11, 2025 at 08:13:16PM +1300, Alex King wrote: > > Hi, > > hi > > > I've installed a large disk in a new machine and loaded Debian > (bookworm) on > > it, but it's showing as limited to 2TB when the disk should be larger. > I have a 16TB drive

Re: Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread Nicolas George
Timothy M Butterworth (HE12025-03-11): > I have a 16TB drive that is working properly. I reformatted the drive to > the ext4 file system with default settings and it works great. Try to Good for you. > reformat the drive especially if the current format is FAT. We have both the kernel and gdisk

Re: Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread Thomas Schmitt
Hi, Alex King wrote: > I've installed a large disk in a new machine and loaded Debian (bookworm) on > it, but it's showing as limited to 2TB when the disk should be larger. > root@fj2:/home/installer# smartctl -i /dev/sdb > [...] > User Capacity:    8,001,563,222,016 bytes [8.00 TB] > Sector Size

Re: Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread tomas
On Tue, Mar 11, 2025 at 11:40:29AM +0100, Nicolas George wrote: > to...@tuxteam.de (HE12025-03-11): > > It seems that the combination of MBR partition table and 512 byte blocks > > limits you to partition sizes (and offsets) of roughly 2T, so it might > > be this what's biting you: > > Highly doub

Re: Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread Nicolas George
to...@tuxteam.de (HE12025-03-11): > It seems that the combination of MBR partition table and 512 byte blocks > limits you to partition sizes (and offsets) of roughly 2T, so it might > be this what's biting you: Highly doubtful considering these informations: >>   8   16 2147483647 sdb >> Fou

Re: Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread tomas
On Tue, Mar 11, 2025 at 08:13:16PM +1300, Alex King wrote: > Hi, hi > I've installed a large disk in a new machine and loaded Debian (bookworm) on > it, but it's showing as limited to 2TB when the disk should be larger. > > How can I get Debian to use the full 8TB on this disk? It seems that th

Re: Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread Thomas Schmitt
Hi, correction of the usual copy+paste error: I wrote: > 8001563222016 / 512 / 4294967296 = 7.277379356324673 The result stems from a different calculation with 2 exp 31. With 2 exp 32 it is 3.638689678162337 . Have a nice day :) Thomas

Re: Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread Alexander V. Makartsev
On 11.03.2025 13:49, Yassine Chaouche wrote: Le 3/11/25 à 09:17, Alexander V. Makartsev a écrit : Can you tell us more information about hardware setup? Could RAID setup play a role? I don't think so, because of the way RAID controllers work, they basically hide the real hardware HDDs behind

Re: Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread Alexander V. Makartsev
On 11.03.2025 12:13, Alex King wrote: Hi, I've installed a large disk in a new machine and loaded Debian (bookworm) on it, but it's showing as limited to 2TB when the disk should be larger. How can I get Debian to use the full 8TB on this disk? Can you tell us more information about hardwa

Kernel only seeing 2TB of an 8TB disk

2025-03-11 Thread Alex King
Hi, I've installed a large disk in a new machine and loaded Debian (bookworm) on it, but it's showing as limited to 2TB when the disk should be larger. How can I get Debian to use the full 8TB on this disk? Thanks, Alex The disk is an 8TB model: root@fj2:/home/installer# smartctl -i /dev/