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25%
CPU affinity in OpenMP and MPI applications
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Lead Image © podfoto, 123RF.com
39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 node 0 size: 64251 MB node 0 free: 60218 MB node distances: node 0 0: 10 The system has one NUMA node (available: 1
25%
Processor and Memory Affinity Tools
14.09.2021
Home »  HPC  »  Articles  » 
 $(find /sys/devices/system/cpu -regex ".*cpu[0-9]+/topology/thread_siblings_list") | sort -n | uniq 0,32 1,33 2,34 3,35 4,36 5,37 6,38 7,39 8,40 9,41 10,42 11,43 12,44 13,45 14,46 15,47 16,48 17,49 18,50 19,51 20,52 21,53 22,54 23,55 24,56 25
25%
Security first with the Hiawatha web server
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Tatiana Popov, 123RF.com
-fastcgi are running, as expected. Listing 1 Process List root 589 0.0 0.3 142492 3092 ? Ss 20:35 0:00 nginx: master process /usr/sbin/nginx -g daemon on; master_process on; www
25%
open64
01.08.2012
Home »  HPC  »  Articles  »  Warewulf Cluste...  »  Warewulf 3 Code  » 
 
--> Processing Dependency: ld-linux.so.2 for package: open64-5.0-0.x86_64 --> Processing Dependency: ld-linux.so.2(GLIBC_2.3) for package: open64-5.0-0.x86_64 --> Processing Dependency: libc.so.6 for package: open ... Warewulf 3 open64 code
24%
Tips and Tricks for Containers
12.05.2020
Home »  HPC  »  Articles  » 
           TAG                     IMAGE ID            CREATED             SIZE nvidia/cuda          10.1-base-ubuntu18.04   3b55548ae91f        4 months ago        106MB hello-world          latest                  fce289e99eb9        16 months ago       1.84kB Running the nvidia
24%
Preload Trick
11.05.2021
Home »  HPC  »  Articles  » 
Cores N Elapsed Time (secs) GFLOPS Elapsed Time (secs) GFLOPS Elapsed Time (secs) GFLOPS Elapsed Time (secs) GFLOPS 2 0
24%
Warewulf Cluster Manager – Completing the Environment
20.06.2012
Home »  HPC  »  Articles  » 
is to find out whether it runs on the master node when it is booted by using the chkconfig command: [root@test1 etc]# chkconfig --list ... nfs 0:off 1:off 2:off 3:off 4:off 5:off 6
24%
Measuring the performance of code
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Lucy Baldwin, 123RF.com
(t) (sec):\t%5.2e ± %4.02f%%,\tloop body %5.2e\n", i, mean, 100.0*rsdev, mean/iterations); 67 } 68 69 return EXIT_SUCCESS; 70 } on the DigitalOcean droplet I have been using to write this column
24%
Unleashing Accelerated Speeds with RAM Drives
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Vladimir Nenov, 123RF.com
with a different size (Listing 3). The output from the second command verifies that the RAM drives were created. Listing 3 Adding RAM Drive of 32MB $ sudo rapiddisk -a 32 rapiddisk 7.2.0 Copyright
24%
A closer look at hard drives
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Lucy Baldwin, 123RF
mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 udma5 *udma6 32 Cycle time: min=120ns recommended=120ns 33 PIO: pio0 pio1 pio2 pio3 pio4 34 Cycle time: no flow control=120

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