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16%
Parallel I/O Chases Amdahl Away
12.09.2022
Home »  HPC  »  Articles  » 
 Parallel-NetCDF that uses MPI-IO underneath. The initial goal was to focus on older formats: CDF-1, the “classic” format primarily used for netCDF through version 3.5, and CDF-2, added in CDF-1 version 3.6.0 onward, which
16%
Extended File Attributes
20.04.2022
Home »  HPC  »  Articles  » 
. If you like, extended attributes add metadata to a file or directory, going beyond the definition of the inode. Many Linux filesystems can use extended attributes: ext2 ext3 ext4 JFS
16%
Visualizing kernel scheduling
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © 36clicks, 123RF.com
of implementing scheduling policies [3] that determine which processes will run where and for how long. If you are seeking to improve system performance by manipulating these policies, SchedViz is invaluable
16%
Desktops and applications with Essentials
16.08.2018
Home »  Archive  »  2018  »  Issue 46: CMS S...  » 
Lead Image © krisckam, 123RF.com
and monitoring had to be handled in the cloud, and Infrastructure as a Service (IaaS) usually was still relatively expensive. Now that costs have fallen to significantly lower levels and the provider handles
16%
Exploring the AlmaLinux Build System
30.01.2024
Home »  Archive  »  2024  »  Issue 79: Monit...  » 
Lead Image © stylephotographs, 123RF.com
is available through the Red Hat Universal Base Image (UBI) [3]. AlmaLinux uses as much of the Red Hat UBI code as it can, but a majority of the code comes from the CentOS Stream project [4]. IBM did
16%
Workshop: Container virtualization with LXC on Ubuntu 10.04
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Tormod Rossavik, 123RF.com
=(ALL) ALL replace sudo with admin and quit the chroot environment with exit. Before you can test the container you prepared, you need to configure /lxc/conf.guest in LXC by adding the content from Listing 3 ... 6
16%
What is an IOPS Really?
24.02.2022
Home »  HPC  »  Articles  » 
 MB p s  or Peak IOPS is  x . However, what does “IOPS” really mean and how is it defined? Typically, an IOP is an I/O operation, wherein data is either read or written to the filesystem
16%
Virtual environments in Windows Server
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © Federico Caputo, 123RF.com
of the file server protocol, SMB (Server Message Block), in version 3.0 to provide an infrastructure for data centers, the Storage Spaces are also worthy of note. This new form of storage definition groups any
16%
Virtualize Browsers, Apps, and Desktops
02.06.2026
Home »  Archive  »  2026  »  Issue 93 Disast...  » 
Lead Image © denis cristo, 123RF.com
. The Neko project does not have any X (Twitter) account[s] and is not involved in any crypto tokens. Please do not fall for these scams." Developers can also carry out manual or automated tests
16%
Secure Your Server with TCP Wrappers
02.10.2012
Home »  Articles  » 
 
addresses to connect /etc/hosts.allow , the file would simply look like this: sshd: 10.10.10.10, 1.2.3.4, 21.21.21.21 TCP Wrappers works nicely, even if you change the standard SSH port (it’s usually TCP

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