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100%
ISC 2024 from a Distance
10.06.2024
Home »  HPC  »  Articles  » 
What’s new at the 2024 International Supercomputing Conference and in the TOP500. ... in fact it also embraces the HPCG (high-performance conjugate gradient) and Green500 lists. The intent of developing the HPCG benchmark was to create a complement to HPL. The memory and compute patterns ... What’s new at the 2024 International Supercomputing Conference and in the TOP500.
55%
Unleashing Accelerated Speeds with RAM Drives
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Vladimir Nenov, 123RF.com
is up to an impressive 1.2GBps. Listing 6 HDD Random Read $ sudo fio --bs=4k --ioengine=libaio --iodepth=32 --size=500m --direct=1 --runtime=60 --filename=/dev/sdf --rw=randread --numjobs=1
54%
Protect Your Servers with Nmap
23.07.2012
Home »  Articles  » 
 
.13.134.52):            Not shown: 994 filtered ports            PORT    STATE  SERVICE VERSION            22/tcp  open   ssh     OpenSSH 4.3 (protocol 2.0)            25/tcp  closed smtp            53/tcp  open   domain  ISC BIND 9
54%
Give your servers the once over with Nmap
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© ragsac, 123RF.com
.34.56.78 -oN filename If you want screeds of detail, then it's also simple just to add the verbosity switch (twice for even more detail): # nmap -vv -sS 12.34.56.78 To truly avoid detection (in conjunction
51%
When I/O Workloads Don’t Perform
12.05.2021
Home »  HPC  »  Articles  » 
   0.00   0.00    0.00    0.00   0.00     0.00     0.00   0.00   0.00 nvme0n1       2739.00 2747.50  27336.00  10988.50   210.00     0.00   7.12   0.00    0.12    0.02   0.00     9
51%
Processor and Memory Metrics
12.02.2014
Home »  HPC  »  Articles  » 
B       kwrapper4 128.0 KiB +  25.5 KiB = 153.5 KiB       acpid     152.0 KiB +  12.0 KiB = 164.0 KiB       mcelog    152.0 KiB +  43.0 KiB = 195.0 KiB       abrtd     164.0 KiB +  36.5 KiB = 200.5 Ki
50%
Gathering Data on Environment Modules
10.09.2012
Home »  HPC  »  Articles  » 
to be root. Listing 5 has the lines in the logfile that correspond to the commands in Listing 4. Listing 5: Logfile Entries for Listing 4 Aug 25 16:24:34 test1 laytonjb: Environment_Modules,500,500
50%
When I/O workloads don't perform
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Viacheslav Iakobchuk, 123RF.com
.06 0.00 30.83 0.26 0.00 9.78 0.67 0.60 nvme0n1 2769.50 2682.00 29592.00 10723.25 241.00 0.00 8.01 0.00 0.11 0.02 0.01 10.68 4.00 0.14 77.60 sdb
50%
Five multipurpose thin clients compared
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © David Grigg, 123RF.com
approx. US$ 600 approx. US$ 335 CPU Via Eden X2/1GHz Via Eden X2/1GHz AMD G-T44R/1.2GHz AMD G-T56N/1.6GHz Marvell ARMADA PXA 510 v7.1 Chipset
49%
Tuning I/O Patterns in Fortran 90
04.12.2013
Home »  HPC  »  Articles  » 
3 type rec 4 integer :: x, y, z 5 real :: value 6 end type rec 7 8 integer :: counter 9 integer :: counter_limit 10 integer :: ierr 11 12 type (rec) :: my

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