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21%
Infrastructure as Code with Terraform
18.02.2018
Home »  Archive  »  2018  »  Issue 43: Real...  » 
Lead Image © Sebastian Duda, 123RF.com
public_key = "${file("${var.ssh_pub_key}")}" 07 } 08 resource "digitalocean_droplet" "mywebapp" { 09 image = "docker-16-04" 10 name: guest 11 region = "fra1" 12 size = "512mb" 13 ssh
21%
Fundamentals of I/O benchmarking
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Kheng Ho Toh, 123RF.com
(512 MB) copied, 49.1424 s, 10.4 MB/s If you want to empty the read and write cache for benchmark purposes, you can do so using: sync; echo 3 > /proc/sys/vm/drop_caches Sequential access
21%
Strategies for routing voice calls around a firewall
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
gnohz, 123RF.com
and then rewrites the Contact header to contain the publicly reachable NAT gateway socket. Listing 3 shows an Invite request that has been modified by the SIP proxy: 18.17.16.15 is the gateway's public address; 20.22
21%
Getting started with I/O profiling
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Photosani, Fotolia.com
fsync 21 21 21 21 21 22 26 31 lseekm 3,848 766 2,946 762 739 738 757 3
21%
Asynchronous PostgreSQL
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © Fesus Robert, 123RF.com
; 05 06 print "Status: 200\nContent-Type: text/plain\n\n"; 07 $|=1; $|=0; # flush 08 09 my $dbh=DBI->connect('dbi:Pg:dbname=r2', 'ipp', undef, {RaiseError=>1}); 10 11 my $sth
21%
Fast system management from Puppet Labs
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Artmann Witte, fotolia.com
], Fabric [3], or Capistrano [4], MCollective relies on middleware based on the publish/subscribe method to launch jobs on various nodes. The middleware supported by the framework can be any kind of STOMP
21%
Getting started with Prometheus
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Photo by Clay LeConey on Unsplash
in to the database server and create a user with the necessary permissions. The SQL queries are: CREATE USER 'exporter'@'%' IDENTIFIED BY 'mysecurepassword' WITH MAX_USER_CONNECTIONS 3; GRANT SLAVE MONITOR, PROCESS
20%
Monitoring network computers with the Icinga Nagios fork
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Alterfalter, 123RF.com
141.20.108.124 07 active_checks_enabled 1 08 passive_checks_enabled 0 09 max_check_attempts 3 10 check_command check-host-alive 11
20%
Small-board computers
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © Author, 123RF.com
Xino-Lime Linux All-winner A10 processor Single ARM Cortex-A8 @1GHz Mali-400   512MB DDR3 SATA connector, 2 USB, Fast Ethernet, USB OTG, HDMI 1.9W $44/EUR 30
20%
What's your status (page)?
28.11.2023
Home »  Archive  »  2023  »  Issue 78: Domai...  » 
Lead Image © Tatiana Venkova, 123RF.com
_url = "https://teststatus.page/" 20 support_url = "mailto:help@teststatus.page" 21 custom_html = "" 22 23 [metrics] 24 poll_interval = 60 25 poll_retry = 2 26 poll_http_status_healthy_above = 200 27 poll

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