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48%
Failure to Scale
03.07.2013
Home »  HPC  »  Articles  » 
. The speed-up increases from 1.00 with 1 process to 4.71 with 64 processes. However, also notice that the wall clock time for the serial portion of the application does not change. It stays at 200 seconds
48%
Stretching devices with limited resources
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Lead Image © Lucy Baldwin, 123RF.com
] device to store /var/log, offloading the primary source of boot-time writes from the physical device to a 50MB RAM drive. Figure 3: Three zram partitions
48%
Oracle Database 12c: Cloud computing with multitenant architecture
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © Jakub Jirsak, 123RF.com
applies to the operation of an instance of the CDB and not for the PDBs. Some simple math can help clarify this concept: For example, 10 databases in version 11g need at least 10x350MB, or around 3.5GB
48%
ClusterHAT
10.07.2017
Home »  HPC  »  Articles  » 
with the original Raspberry Pi Model A, ranging from two to more than 250 nodes. That early 32-bit system had a single core running at 700MHz with 256MB of memory. You can build a cluster of five RPi3 nodes with 20
48%
SMART storage device monitoring
29.09.2020
Home »  Archive  »  2020  »  Issue 59: Custo...  » 
Lead Image © Sk Design, Fotolia.com
Completed without error 00% 12441 - # 2 Short offline Completed without error 00% 12441 - # 3 Short offline Completed without error 00% 12441
48%
Resource Management with Slurm
05.11.2018
Home »  HPC  »  Articles  » 
nodes, and make sure to do this as a user and not as root. 3. To make life easier, use shared storage between the controller and the compute nodes. 4. Make sure the UIDs and GIDs are consistent
48%
Resource Management with Slurm
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Lead Image © Vladislav Kochelaevs, fotolia.com
In previous articles, I examined some fundamental tools for HPC systems, including pdsh [1] (parallel shells), Lmod environment modules [2], and shared storage with NFS and SSHFS [3]. One remaining
48%
Gathering Data on Environment Modules
10.09.2012
Home »  HPC  »  Articles  » 
from /etc/password and /etc/groups . The time is computed in number of seconds since 1970-01-01 00:00:00 UTC. The script entry records the name of the wrapper script that was used, because you might
48%
Improved Performance with Parallel I/O
08.10.2015
Home »  Archive  »  2015  »  Issue 29: Rescu...  » 
Lead Image © Ying Feng Johansson, 123RF.com
. The speed-up increases from 1.00 with one process to 4.71 using 64 processes. Of course, the wall clock time for the serial portion of the application does not change; it stays at 200 seconds regardless
48%
Explore automation-as-code with Ansible
04.12.2024
Home »  Archive  »  2024  »  Issue 84: Non-R...  » 
Lead Image © Kittipong Jirasukhanont, 123RF.com
Shift or – as shown here – an Ingress route for accessing the AWX service. This strategy also works with MicroK8s or K3s. You might have to adjust the Ingress definition if routers such as Traefik cannot cope

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