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16%
Easy configuration management with Puppet
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Warangkana Bunyarittongchai, 123RF
=> Service['apache'] 17 } 18 19 file { '/var/www/index.html': 20 ensure => present, 21 source => 'puppet:///modules/myproject/web/index.html', 22 owner => 'root', 23 group => 'root', 24
16%
Creating a non-certified Windows To Go USB drive
14.03.2013
Home »  Archive  »  2013  »  Issue 13: IPv6...  » 
© Maksym Mzhavanadze, 123RF.com
a progress indicator like this [ 30% ] Applying progress: 43:22 mins remaining. during the transfer process. When the image is fully transferred to the USB drive, you need to enter one final command to copy
16%
Security without firewalls
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© rukanoga, 123RF.com
's usually TCP port 22) to port 2222, for example, to keep port scans from filling up your logs. Without TCP Wrappers enabled, scans might run dictionary attacks on your server where password combinations
16%
Enterprise communication with IRC
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© anyka, 123RF.com
on */ 17 port = 5556; 18 19 /* hub mask: the mask of servers that this server may hub. Multiple 20 * entries are permitted 21 */ 22 hub_mask = "*"; 23 24
16%
A Brief History of Supercomputers
21.01.2021
Home »  HPC  »  Articles  » 
). That supercomputer was expensive. A predecessor to the Y-MP, the X-MP, sold to a nuclear research center in West Germany for $11.4 million in 1981, or $32.6 million in 2020 dollars (see The Supermen  by Charles J
16%
A Btrfs field test and workshop
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Adrian Hillman, 123RF.com
is fixed at 64KB and probably will not be changeable in the foreseeable future. Kernel 3.6 is expected to introduce the long-anticipated profiles for RAID 5 and RAID 6. Chunks To check the checksums
16%
Software-defined storage with LizardFS
17.06.2017
Home »  Archive  »  2017  »  Issue 39: Conta...  » 
Lead Image © larisa13, 123RF.com
. If you enter a support agreement with Skytechnology, you can use the proprietary uRaft daemon, which is independent of LizardFS and provides automatic failover according to the Raft consensus algorithm [6
16%
Manage logical volumes with GUI tools
09.10.2017
Home »  Archive  »  2017  »  Issue 41: Kuber...  » 
Lead Image © grafner, 123RF.com
more data security. You make your choice when creating an LVM volume group, but usually all the tools set up linear volumes without RAID functionality. Frequently used RAID levels (e.g., RAID 5, 6
16%
Packaging Apps To Run on Any Linux Device
09.10.2017
Home »  Archive  »  2017  »  Issue 41: Kuber...  » 
Lead Image © Amawasri Naksakul, 123RF.com
. Figure 1: Controlling filesystem access of default strict running mode (source: snapcraft.io [6]). To dev or Not to dev Developer mode (devmode ) offers a much looser set of controls, in the sense
16%
Julia: Fast as Fortran, easy as Python
09.04.2019
Home »  Archive  »  2019  »  Issue 50: Bpfilter  » 
Lead Image © Andrey Suslov, 123RF.com
Julia julia> 1//2 + 1//3 5//6 julia> numerator(10//12) 5 julia> 2//3 == 4//6 true julia> 2//3 == 4/6 false After strings and the various types of numbers, the most important built-in data type

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