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@doka
doka / recover-from-heartbleed.md
Last active August 29, 2015 13:58
Recover from the Heartbleed bug in OpenSSL on Debian Wheezy
@doka
doka / IO-performance-test.md
Last active October 22, 2015 18:49
IO read/write tests by bash scripts

IO read/write tests by bash scripts

Write test with 16 GB file:

On OSX:

time dd if=/dev/zero bs=2048k of=tstfile count=8192 2>&1 | awk '/sec/ {print $1 / $5 / 1048576, "MB/sec" }'

On Debian:

@doka
doka / debian-stretch-setup.md
Last active July 2, 2018 09:29
Post install activities on Debian 9

First steps on Debian 9 (stretch) server

Basics after server has been created as an instance on a Ganeti cluster

0. starting points

  • It is a Debian 9.x (stretch) server, with standard utils and OpenSSH
  • The server has an IP address, NAT-ed to the internet
  • It has an SSH server, user access only over console
  • Name of first user may vary, password has been set during install