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48%
Why Good Applications Don’t Scale
13.10.2020
Home »  HPC  »  Articles  » 
You ha ve parallelized your serial application ,  but as you use more cores you are  n o t seeing any improvement  in performance . What gives? ... .2. Assigning the base serial portion s B = 0.195, independent of n , leaves the communication portion s C = 0.005. Figure 2 shows the plot of speedup a as a function of the number of processors ... You  ha ve parallelized your serial application ,  but as you use more cores you are  n o t seeing any improvement  in performance . What gives?
48%
Dispatches from the world of IT
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
 
XPS13 laptop: 13.3-inch screen with edge-to-edge glass (1366x768 resolution), i7 2GHz Intel Core2 Duo processor, 4GB of RAM, and 256GB SSD, all in a 0.88x12.56x9.3-inch device weighing 2.99 pounds
48%
OpenACC – Parallelizing Loops
09.01.2019
Home »  HPC  »  Articles  » 
3: Gang Execution Fortran C !$acc parallel    do i=1,n       ! do something    enddo !$acc end parallel     #pragma acc parallel {    for (int i=0; i < n
48%
Kubernetes clusters within AWS EKS
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Zlatko Guzmic, 123RF.com
IP address of the cluster. Listing 3 Running Pods $ kubectl get pods -A NAMESPACE NAME READY STATUS RESTARTS AGE kube-system aws-node-96zqh
48%
HPCCM with Docker and Podman
09.09.2024
Home »  HPC  »  Articles  » 
 images REPOSITORY          TAG       IMAGE ID       CREATED          SIZE ubuntu-24.04-dev2   latest    8f311b6fbb1e   9 seconds ago    1.82GB ubuntu-24.04-dev1   latest    2358ab17d70c   35 minutes ago   149MB
48%
Configuration management with Chef
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Alistair Cotton, 123RF.com
}, 11 "run_list": [ "recipe[bootstrap::client]" ] 12 } Now you can launch Chef Solo: sudo chef-solo -c ~/solo.rb -j ~/chef.json -r http://s3.amazonaws
48%
Isolate workloads from Docker and Kubernetes with Kata Containers
05.02.2019
Home »  Archive  »  2019  »  Issue 49: Anato...  » 
Photo by Stephen Pedersen on Unsplash
. To compare how Kata Containers performs against a runC run time, the script in Listing 3 starts 100 containers from the nginx image and stores a short, individual and static file, each containing the number
48%
Practical SELinux
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Pavel Ignatov, 123RF.com
is preventing /usr/bin/xchat from name_connect access on the tcp_socket. For complete SELinux messages run sealert -l482a1457-4fdc-4d8c-91d0-d5ddf4b23891 My Own Rules When I call sealert, the tool tells me
48%
S.M.A.R.T., smartmontools, and drive monitoring
09.01.2013
Home »  Archive  »  2013  »  Issue 18: New W...  » 
Lead Image © _fla, 123RF.com
). Smartmontools is compatible with all S.M.A.R.T. features and supports ATA/ATAPI/SATA-3 to -8 disks and SCSI disks and tape devices. It also supports the major Linux RAID cards, which can sometimes cause ... Modern drives use S.M.A.R.T. (self-monitoring, analysis, and reporting technology) to gather information and run self-tests. Smartmontools is a Linux tool for interacting with the S.M.A.R.T. features ... S.M.A.R.T., smartmontools, and drive monitoring
48%
Network traffic utilities bandwhich and iftop
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © Ildar Galeev, 123RF.com
this problem, so I decided to take that route instead of installing Cargo. From the Releases page [3] on the GitHub, repository you can see the latest build. In my case, that was version 0.9.0 at the time

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