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21%
Real-World HPC: Setting Up an HPC Cluster
04.11.2011
Home »  HPC  »  Articles  » 
-o pe_start # vgcreate RaidVolGroup00 /dev/sdx # lvcreate --extents 100%VG --name RaidLogVol00 RaidVolGroup00 # mkfs -t ext3 -E stride=32 -m 0 -O dir_index,filetype,has_journal,sparse_super /dev
21%
Getting started with I/O profiling
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Photosani, Fotolia.com
of read requests issued to the device per second. w/s : Number of write requests issued to the device per second. rMB/s : Number of megabytes read from the device per second. wMB/s : Number
21%
Creating a private Docker registry
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Photo by Dayne Topkin on Unsplash
: Pull complete 3db6272dcbfa: Pull complete Digest: sha256:8be26f81ffea54106bae012c6f349df70f4d5e7e2ec01b143c46e2c03b9e551d Status: Downloaded newer image for registry:2 docker.io/library/registry:2
21%
Podman for Non-Root Docker
05.08.2024
Home »  HPC  »  Articles  » 
 months ago  28.5 kB quay.io/centos/centos          latest      300e315adb2f  3 years ago    217 MB testuser@laytonjb-MINI-S:~$ podman pull alpine Resolved "alpine" as
20%
Free Enterprise Backup with Bareos
12.11.2013
Home »  Articles  » 
) project. This project’s approach is twofold. Installed on the system to be backed up, the command sudo /usr/sbin/rear -v mkrescue creates a rescue system ISO file of about 60MB, including the active
20%
Managing virtual machines
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Igor Klimov, 123RF.com
"creating" $vmname 09 10 virsh suspend rhstorage 11 virt-clone -o rhstorage -n $vmname -f /var/lib/libvirt/images/$vmname.qcow 12 virsh resume rhstorage 13 14 oldmac="52:54:00:B4:DF:EB" 15 newmac
20%
A simple approach to the OCFS2 cluster filesystem
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Kheng Ho Toh, 123RF.com
filesystem (AFS) is another network filesystem that is available in a free implementation, OpenAFS [3]. On the other hand are cluster filesystems. Before computers can access "distributed" data, they first
20%
Acquiring a Memory Image
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © lightwise, 123RF.com
platform, insert the Examiner USB stick and make sure it shows up as loaded (Figure  2). Next, start the executable on the F-RESPONSE Examiner USB stick (Figure 3), $ ./f-response-tacex-lin.exe -s 192
20%
Even benchmarks can be easy to handle
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
. You can create memory pressure in the system by launching eight RAM hogs: stress -m 8 --verbose These tasks malloc 256MB and touch a byte every 4096 bytes, which dirties each memory page and forces
20%
I/O Profiling at the Block Level
27.08.2014
Home »  HPC  »  Articles  » 
record size, (2) sequential read testing with 1MB record size, and (3) random write and read (4KB). In running these tests, I wanted to see what block layer information ioprof revealed. The system I

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