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17%
Internet socket programming in Perl
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Lead Image © higyou, 123RF.com
Availability 01 Use IO::Select 02 03 $select = IO::Select->new(); 04 05 $select->add($socket1); 06 $select->add($socket2); 07 $select->add($socket3); 08 $select->add($socket4); 09 10 @ok_to_read = $select
17%
What's new in Ansible 2.0
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Viktor Gladkov, 123RF.com
, and although it has generated no major headlines, it has seen some new releases. A blog on the Ansible site [3] described the new features of the current version, one of which is related to execution speed
17%
Admin as a service with sysstat for ex-post monitoring
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Lead Image © Levente Janos, 123RF.com
. Listing 1 Analysis with sar 01 $ sar -f /var/log/sysstat/sa08A [...] 02 $ sar -f /var/log/sysstat/sa08 -s 23:30:00 -e 23:55:00 [...] 03 $ sar -f /var/log/sysstat/sa07 -s 23:30:00 -e 23:55:00 -P
17%
Automated builds using CentOS 7 and Kickstart
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © Icetray, fotolia.com
. Here are the steps involved in installing CentOS 7: 1. Download the ISO [2]. 2. Burn the ISO to DVD. 3. Configure the server to boot from DVD. 4. Start the install. Once the server boots, you'll see
17%
Managing cluster software packages
16.05.2013
Home »  Archive  »  2013  »  Issue 14: Samba 4  » 
© victoroancea, 123RF.com
image. The RAM disk system can be created in hybrid mode, wherein some files are available via NFS, and it can run disk-less or disk-full. An example is Warewulf [3]. (A good description of Warewulf can
17%
PostgreSQL 9.5 – What's new; what's better?
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Sergey Nivens, 123RF.com
, in_started date, in_expires date) RETURNS void 02 LANGUAGE plpgsql 03 STRICT 04 AS $$ 05 BEGIN 06 <> 07 LOOP 08 UPDATE subscriptions 09 SET (started, expires) = (in_started, in
17%
Improving Docker security now and in the future
08.10.2015
Home »  Archive  »  2015  »  Issue 29: Rescu...  » 
Lead Image © Sergey Nivens, 123RF.com
://en.wikipedia.org/wiki/Role-based_access_control Docker security plans: http://opensource.com/business/15/3/docker-security-future Content Trust: https://blog.docker.com/2015/08/content-trust-docker-1-8/ OCI: https
17%
Writing SELinux modules
05.12.2016
Home »  Archive  »  2016  »  Issue 36: Autom...  » 
Lead Image © Amy Walters, 123RF.com
_conf_t; 04 } 05 allow certmonger_t pegasus_conf_t:file { 06 ioctl read getattr lock open 07 } ; 08 # make -f /usr/share/selinux/devel/Makefile mypegasus.pp 09 # semodule -i mypegasus.pp # sesearch
17%
Backups using rdiff-backup and rsnapshot
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Dmitry Pichugin, Fotolia.com
Mar 19 20:15:46 2015 Current mirror: Sat Mar 21 08:43:49 2015 Metadata and increments or diffs are in the rdiff-backup-data directory. It is at least as important as the remaining backup data
17%
Flatpak, Snap, and AppImage
09.06.2018
Home »  Archive  »  2018  »  Issue 45: Autom...  » 
Photo by Quino Al on Unsplash
of the technology. However, there is a solution one size smaller. Youngsters The introduction of the DEB [2] and RPM [3] package formats coincided with the birth of the major distributions Debian and Red Hat

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