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18%

Life cycle management with Foreman and Puppet

16.05.2013

Home » Archive » 2013 » Issue 14: Samba 4 »

[3] runs on the client. Facter collects information about the system and forwards it to the Puppet master when Puppet runs. On the basis of collected facts, the master can generate a dynamic catalog

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Fundamentals of I/O benchmarking

11.04.2016

Home » Archive » 2016 » Issue 32: Measu... »

B/s ( 2.2 Gbit/s) 128 KiB blocks: 2176.5 IO/s, 272.1 MiB/s ( 2.3 Gbit/s) 256 KiB blocks: 751.2 IO/s, 187.8 MiB/s ( 1.6 Gbit/s) 512 KiB blocks: 448.7 IO/s, 224.3 MiB/s ( 1.9 Gbit/s) 1 MiB blocks

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Speed up your MySQL database

11.02.2016

Home » Archive » 2016 » Issue 31: Tunin... »

( NULL, 'Row 3', NULL); SELECT SLEEP(1); 08 09 mysql> INSERT INTO data_random VALUES ( MD5(CURRENT_TIMESTAMP()), 'Row 1', NULL); SELECT SLEEP(1); 10 mysql> INSERT INTO data_random VALUES ( MD5(CURRENT

18%

Installing and operating the Graylog SIEM solution

13.12.2018

Home » Archive » 2018 » Issue 48: Secur... »

SeverityValue = 3; else $SyslogSeverityValue = 6; 20 21 # The name of the file is also sent with the file 22 Exec $FileName = file_name(); 23 24 # The SourceName variable is set by default to 'NXLOG'. To send

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Creating a private apt repository with reprepro

12.09.2013

Home » Archive » 2013 » Issue 16: Docker »

-passphrase Several parameters in this file define the repository layout [2] [3], as follows: Origin: An optional field that describes the origin of the repository. You can select a free line of text. Label

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Protecting your web application infrastructure with the Nginx Naxsi firewall

18.07.2013

Home » Archive » 2013 » Issue 15: What’... »

backend3.example.com server; 05 backend4.example.com server down; 06 backend5.example.com backup server; 07 } 08 09 upstream fallback { 10 fallback1.example.com server: 8081; 11 } 12 13 14 server { 15 % 16

18%

Enforce secure workstation configurations

28.07.2025

Home » Archive » 2025 » Issue 88: 5 Net... »

': 07 ensure => running, 08 enable => true, 09 hasrestart => true, 10 require => Package['openssh-server'], 11 } 12 13 augeas { 'Set SSH Protocol to 2': 14 context

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Kubernetes clusters within AWS EKS

02.08.2021

Home » Archive » 2021 » Issue 64: Bare... »

--region eu-west-1 05 --nodegroup-name chrisbinnie-eks-nodes 06 --node-type t3.medium 07 --nodes 2 08 --nodes-min 1 09 --nodes-max 2 10 --ssh-access 11 --ssh-public-key /root/eks-ssh.pub 12

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Using Expect scripts to automate tasks

31.10.2025

Home » Archive » 2012 » Issue 12: NAS S... »

certain things. Two reasons a script 08 # might fail are: 09 # 10 # 1) timing - A surprising number of programs (rn, ksh, zsh, telnet, 11 # etc.) and devices discard or ignore keystrokes that arrive "too

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OrientDB document and graph database

09.08.2015

Home » Archive » 2015 » Issue 28: SSD RAID »

database remote:localhost/discworld root plocal 03 04 create class Person extends V; 05 create property Person.birthday date; 06 07 create class Book extends V; 08 create property Book

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