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29%
High-Performance Python 2
22.08.2019
Home »  HPC  »  Articles  » 
  subroutine hello(n)     integer :: n     write(*,*) "hello world. The secret number is ",n     return  end end module test1 The next step is to compile the code and create the library (Listing 6
29%
Defining measures
07.04.2022
Home »  Archive  »  2022  »  Issue 68: Autom...  » 
Photo by Lars Kienle on Unsplash
/block/sd*/queue/scheduler [mq-deadline] none $ cat /sys/block/sd*/queue/nr_requests 64 or an NVMe drive: $ cat /sys/block/nvme1n1/queue/scheduler [none] mq-deadline $ cat /sys/block/nvme1n1/queue/nr_requests 1023
29%
Tuning ZFS for Speed on Linux
17.03.2020
Home »  HPC  »  Articles  » 
device partition as the SLOG to the pool, enter: $ sudo zpool add myvol log nvme0n1p2 Then, verify that the cache volume has been added to the pool configuration (Listing 6). Listing 6: Verify Pool
29%
Tuning ZFS for Speed on Linux
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © Wong Yu Liang, 123RF.com
16 3.38K sdf - - 0 0 16 3.37K logs - - - - - - nvme0n1p2 0 92G 0 0 586 56.6K cache
29%
Modern implementation of DHCP with Kea
25.03.2021
Home »  Archive  »  2021  »  Issue 62: Lean...  » 
Lead Image © Cheryl Ann Quigley, Fotolia.com
to existing management systems and databases. Some outdated solutions also lack functions for IPv6. The Kea project, launched in 2014, modernizes the DHCP server. Kea was designed as a successor
29%
Detect failures and ensure high availability
22.05.2023
Home »  Archive  »  2023  »  Issue 75: Teamwork  » 
Photo by Tim Foster on Unsplash
, on the secondary node, enter: $ watch -n1 cat /proc/drbd You should see something similar to the output shown in Listing 3. When synchronization is 100 percent complete, the same file will showcase the output
29%
Programming with Node.js and JavaScript
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © lightwise 123rf.com
01 var http = require('http'); 02 http.createServer(function (req, res) { 03 res.writeHead(200, {'Content-Type': 'text/plain'}); 04 res.end('Hello from Node.js\n'); 05 }).listen(3000, '127
29%
Transcoding optical media in Linux
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © Pavol Stredansky
. Whereas video CDs usually have a capacity of around 700MB, video DVDs that follow the DVD-18 standard can store around 17GB. The significantly higher storage capacity not only makes it possible to offer
29%
New versions of the Endian and Sophos UTM solutions
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © Dmitriy Cherevko, 123RF.com
available in both free and commercial versions. According to the manufacturer, more than 4,000 customers deploy Endian Firewall Enterprise, and more than 1.2 million users have downloaded the community
29%
Caching with CacheFS
07.07.2020
Home »  HPC  »  Articles  » 
: idx=138 dat=0 spc=0 Objects: alc=0 nal=0 avl=0 ded=0 ChkAux : non=0 ok=0 upd=0 obs=0 Pages  : mrk=0 unc=0 Acquire: n=138 nul=0 noc=0 ok=138 nbf=0 oom=0 Lookups: n=0 neg=0 pos=0 crt=0 tmo=0 Invals : n=0 run

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