== grow / online 2026-09-01T16:03:32-05:00 ==
-- gates
-- backup partition table (rollback artifact)
  label: dos
  label-id: 0x2d03b9dd
  device: /dev/sda
  unit: sectors
  sector-size: 512
  
  /dev/sda1 : start=        2048, size=   585547776, type=83, bootable
  /dev/sda2 : start=   585551870, size=    18425858, type=f
  /dev/sda5 : start=   585551872, size=    18425856, type=82
-- swapoff + comment fstab swap line
  13:# swap was on /dev/sda5 during installation
  14:#UUID=611d6da8-3fd6-40f0-9239-d8825a6d256c none            swap    sw              0       0
-- delete sda5 (swap) and sda2 (extended container)

The partition table has been altered.
Calling ioctl() to re-read partition table.
Re-reading the partition table failed.: Device or resource busy
The kernel still uses the old table. The new table will be used at the next reboot or after you run partprobe(8) or partx(8).
Syncing disks.

The partition table has been altered.
Calling ioctl() to re-read partition table.
Re-reading the partition table failed.: Device or resource busy
The kernel still uses the old table. The new table will be used at the next reboot or after you run partprobe(8) or partx(8).
Syncing disks.
  NAME   MAJ:MIN RM   SIZE RO TYPE MOUNTPOINTS
  sda      8:0    0   438G  0 disk 
  └─sda1   8:1    0 279.2G  0 part /
-- rewrite table: sda1 fills the disk (start 2048 unchanged)
  disk sectors: 918552576, new sda1 size: 918550528
  label: dos
  label-id: 0x2d03b9dd
  device: /dev/sda
  unit: sectors
  sector-size: 512
  
  /dev/sda1 : start=        2048, size=918550528, type=83, bootable
Checking that no-one is using this disk right now ... FAILED

This disk is currently in use - repartitioning is probably a bad idea.
Umount all file systems, and swapoff all swap partitions on this disk.
Use the --no-reread flag to suppress this check.

Disk /dev/sda: 438 GiB, 470298918912 bytes, 918552576 sectors
Disk model: QEMU HARDDISK   
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0x2d03b9dd

Old situation:

Device     Boot Start       End   Sectors   Size Id Type
/dev/sda1  *     2048 585549823 585547776 279.2G 83 Linux

>>> Script header accepted.
>>> Script header accepted.
>>> Script header accepted.
>>> Script header accepted.
>>> Script header accepted.
>>> Created a new DOS (MBR) disklabel with disk identifier 0x2d03b9dd.
/dev/sda1: Created a new partition 1 of type 'Linux' and of size 438 GiB.
Partition #1 contains a ext4 signature.
/dev/sda2: Done.

New situation:
Disklabel type: dos
Disk identifier: 0x2d03b9dd

Device     Boot Start       End   Sectors  Size Id Type
/dev/sda1  *     2048 918552575 918550528  438G 83 Linux

The partition table has been altered.
Calling ioctl() to re-read partition table.
Re-reading the partition table failed.: Device or resource busy
The kernel still uses the old table. The new table will be used at the next reboot or after you run partprobe(8) or partx(8).
Syncing disks.
-- online ext4 grow
resize2fs 1.47.2 (1-Jan-2025)
Filesystem at /dev/sda1 is mounted on /; on-line resizing required
old_desc_blocks = 35, new_desc_blocks = 55
The filesystem on /dev/sda1 is now 114818816 (4k) blocks long.

-- verify
918550528
  NAME    SIZE FSTYPE MOUNTPOINT
  sda     438G        
  └─sda1  438G ext4   /
  Filesystem      Size  Used Avail Use% Mounted on
  /dev/sda1       431G   87G  324G  22% /
Filename				Type		Size		Used		Priority
== done 2026-09-01T16:03:34-05:00 — no reboot needed; swap is gone by design
    (rollback BEFORE resize2fs only: sfdisk /dev/sda < /root/sda-table.backup-20260901-160332)