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🔐 Karlo Luiten

Think Evil, DO Good

🔐 Karlo Luiten

Think Evil, DO Good

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Uncategorized

Linux df says disk is full, du does not add up

karlo November 30, 2016 0 Comments

There might be files which you deleted but but are still on disk. This happens if a process still has the file open. You can check for open files by…

Uncategorized

LVM lv logical volumes not in mapper (or in /dev)

karlo November 2, 2016 0 Comments

vgdisplay (are they there?) vgscan --mknodes -v vgchange -a y

Uncategorized

Reboot failing in RHEL/centos: Failed to talk to init daemon.

karlo November 1, 2016 0 Comments

Use reboot -f # reboot Failed to start reboot.target: Activation of org.freedesktop.systemd1 timed out Failed to open /dev/initctl: No such device or address Failed to talk to init daemon. #…

CLI and tools

Bash compound commands (()){{}}{}[[]]

karlo November 1, 2016 0 Comments

Compound Commands A compound command is one of the following. In most cases a list in a command's description may be separated from the rest of the command by one…

CLI and tools

Bash inline number increase (( ++i ))

karlo November 1, 2016 0 Comments

i=0 (( ++i )) echo $i Will give 1

Posts

  • Victron ESS console behind apache2 proxy November 25, 2023
  • Python upgrade venv python binary/version September 15, 2023
  • Git use different ssh key once September 12, 2023
  • TASK ERROR: zfs error: could not find any snapshots to destroy; check snapshot names. September 5, 2023
  • Upgrade postgresql cluster from 13 to 15 June 29, 2023
  • Upgrade debian 11 to 12 June 29, 2023
  • Elasticsearch start fail on debian 11 after install from ES repos May 16, 2023
  • Add a simple password to apache site May 11, 2023
  • Linux: add user to existing group May 11, 2023
  • Mikrotik RouterOS guest VLAN routed over ProtonVPN (2023) May 9, 2023
  • SSH in for loop (consuming stdin / using file descriptor 3) May 7, 2023
  • Bash clear tmp files (for script) on exit (trap) May 7, 2023
  • Apache2 (apache) forward https headers May 3, 2023
  • Postgres read long lines (wrap text) May 1, 2023
  • Install `strings` command in debian/linux April 30, 2023
  • SSH jump host config April 8, 2023
  • Wireguard site-to-site (proxmox to mikrotik/routeros) April 8, 2023
  • Masquerade ip forward for Proxmox on hetzner (single IP) April 7, 2023
  • Proxmox migrate to node outside of cluster April 7, 2023
  • Fix “Cannot remove image, a guest with VMID ‘xxx’ exists!” April 7, 2023

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Posts

Victron

Victron ESS console behind apache2 proxy

CLI and tools

Python upgrade venv python binary/version

CLI and tools Debian Linux

Git use different ssh key once

Proxmox

TASK ERROR: zfs error: could not find any snapshots to destroy; check snapshot names.

🔐 Karlo Luiten

Think Evil, DO Good

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