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28%
Improved Performance with Parallel I/O
24.09.2015
Home »  HPC  »  Articles  » 
seconds) and 80% parallel (800 seconds), but with only one process. Amdahl’s Law says the speedup is 1.00. As the number of processes increase, the wall clock time of the parallel portion decreases
27%
Network access control with Cisco's Identity Services Engine
07.04.2022
Home »  Archive  »  2022  »  Issue 68: Autom...  » 
Photo by Keith Hardy on Unsplash
in version 3.0 (currently 3.1; see the "New Features in Versions 3.0 and 3.1" box). Cisco offers three different license subscriptions for the NAC features: Essentials, Advantage, and Premier
27%
Network analysis with Wireshark
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Reinhard Eisele
to many administrators by that name. The tool was renamed when version 0.99.1 of Wireshark was released, because Ethereal developer Gerald Combs left Ethereal Software. He launched a successor project under
27%
Eat. Pray. Script.
23.12.2011
Home »  Articles  » 
 
. . . . . . . . . . . : 255.255.255.0    Default Gateway . . . . . . . . . : 192.168.1.254 ipconfig exited on XENAPP1 with error code 0. bash-3.2$ In Linux and Unix, the whack, or backslash (\), means that you
27%
Integrating scripts into Group Policy
02.03.2018
Home »  Archive  »  2018  »  Issue 44: Cloud...  » 
Lead Image © abidal, 123rf.com
is hidden. 3. Logoff scripts in the user's Group Policy are executed when a user logs off. 4. User-independent scripts in Group Policy are executed at boot time in the background before a user logs
27%
Storage monitoring with Grafana
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © Gino Santa Maria, 123RF.com
for individual MIB values, all of which later end up in the snmp table: [[inputs.snmp.field]] name = "hostname" oid = "RFC1213-MIB::sysName.0" is_tag = true [[inputs.snmp.field]] name = "RAMFree" oid = "1.3.6.1.4.1.2021.4.6.0
27%
Nine home clouds compared
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © inertia@intuitivmedia.net
.21 –   EUR5.95 EUR1.00 (with French VAT) EUR2.78 (half price as of year two) – $2.92 License(s) AGPL, commercial GPL, LGPL, AGPL Commercial GPLv3
27%
Integrating FreeIPA with Active Directory
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © payphoto, 123RF.com
, klist Ticket cache: KEYRING:persistent:0:0 Default principal: mucuser@COE.MUC.REDHAT.COM displays the Kerberos tickets issued for the Windows user on the logged-on host. Considering or Ignoring POSIX
27%
Parallel Versions of Familiar Serial Tools
28.08.2013
Home »  HPC  »  Articles  » 
). You can specify the number of threads to use and the block size, as in this example, % pbzip2 -p 8 -b15vk massivetarball.tar which uses eight threads and a block size of 1500KB (1.5MB). A second
27%
Secure remote access and web applications with two-factor authentication
16.05.2013
Home »  Archive  »  2013  »  Issue 14: Samba 4  » 
© maigi, 123rf.com
and supplies (e.g., eBay/PayPal's GO 3 token, known as a "security key"). At the heart of two-factor authentication is the Identikey server, which – in the basic version – comprises a RADIUS interface

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