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9%
Getting the most from your cores
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © ktsdesign, 123RF.com
lines of Python. The psutil documentation [6] discusses several functions for gathering CPU stats, particularly CPU times and percentages. Moreover, these statistics can be gathered with user
9%
OpenNebula – Open source data center virtualization
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © Sternenhimmel, fotolia.com
"max_vms" : 10, 12 13 "elasticity_policies" : [ 14 { 15 // +2 VMs when the exp. is true for 3 times in a row, 16 // separated by 10 seconds 17 "expression
9%
Monitoring KVM instances with Opsview
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Gina Sanders, Fotolia
Since the Linux kernel 2.6.20 release in February 2007, the Kernel-Based Virtual Machine, KVM [1], has made much progress in its mission to oust other virtualization solutions from the market. KVM
9%
Using benchmarks to your advantage
10.04.2015
Home »  Archive  »  2015  »  Issue 26: OpenS...  » 
Lead Image © Tom De Spiegelaere, 123RF.com
definitely stress the processor(s) and memory, especially the bandwidth. I would recommend running single-core tests and tests that use all of the cores (i.e., MPI or OpenMP). A number of benchmarks
9%
Security as Code
04.10.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
Lead Image © bluebay, 123RF.com
, the command in Listing 6 uses -F for fast mode, -P for a "protocol ping" (or port status test), and -S to attempt to spoof the IP address, so the targeted machine doesn't know where the probe is coming from
9%
Build your own cloud with antMan
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Photo by Jorge Coromina on Unsplash
. If the edgeLinux partitioner does not give you a suggestion for partitioning the system disk, proceed as follows: Create a 1024MB partition for /boot and a 20GB partition for /. Leave the remaining space
9%
Ergonomics and security of graphical email clients
27.09.2021
Home »  Archive  »  2021  »  Issue 65: 7 Em...  » 
Lead Image © Vlad Kochelaevskiy, Fotolia.com
all the important options for cryptographic handling of email in the Security tab (Figure 5), which is where you can manage S/MIME certificates and encrypt the contents with OpenPGP. However, you have
9%
Linux with Windows 8
08.01.2013
Home »  Articles  » 
 
of software that allows Linux to participate in Windows file sharing? And that’s not the only question. Over the past year, we’ve heard quite a bit about the Unified Extensible Firmware Interface (UEFI) and how
9%
SSHFS for Shared Storage
15.09.2020
Home »  HPC  »  Articles  » 
and interacts with a remote filesystem as though it were local (i.e., shared storage). It uses the SSH File Transfer Protocol (SFTP) between hosts, so it’s as secure as SSH. (I’m not a security expert, so I can
9%
Real-time log inspection
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © bowie15, 123RF
is enabled on that Apache server), such as this entry: [Directory Bruteforce] /s?p=8f0f9570a1e1fb28f829a361441ab&t=bfd6c7c4&h=645cd72507b5af9d66d3425 I also found a number of WordPress attacks, most commonly

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