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16%
Software-defined networking for the future
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Photo by Leio McLaren on Unsplash
.0 was released in December 2009. The interface allows an SDN controller to reach beyond routers and switches, which was previously impossible. SDN is controlled in infrastructures by OpenFlow with Open
16%
Speed up your MySQL database
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Mikhail Dudarev, 123RF.com
19 20 mysql> CREATE TABLE `data_random` ( 21 `id` CHAR(32) NOT NULL, 22 `data` VARCHAR(64) DEFAULT NULL, 23 `ts` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, 24
16%
SmartOS: Cool Cloud Platform Rises from the Ashes of Solaris
10.06.2014
Home »  Articles  » 
   ], 15   "nics": [ 16     { 17       "nic_tag": "admin", 18       "model": "virtio", 19       "ip": "dhcp", 20       "primary": 1 21     } 22   ] 23 } You can use this option for Windows virtual machines
16%
Relational databases as containers
17.06.2017
Home »  Archive  »  2017  »  Issue 39: Conta...  » 
Lead Image © James Thew, 123RF.com
a complete loss of data is in the cards. Distributed Storage Distributed file storage, as provided by the Network File System (NFS) [19], GlusterFS [20], or Ceph [21], offers a remedy. In principle
16%
Protecting your web application infrastructure with the Nginx Naxsi firewall
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Pansiri Pikunkaew, 123RF
proxy_intercept_errors on; 17 ... 18 Filming location 19 ... 20 error_page 502 @ fallback; 21 proxy_next_upstream HTTP_500 http_502 http_503 http_504 timeout error invalid_header; 22 proxy_pass http
16%
The practical benefits of network namespaces
15.08.2016
Home »  Archive  »  2016  »  Issue 34: Softw...  » 
Lead Image © Morganimation, fotolia.com
ns2 ip addr add 1.1.1.2/10 dev veth2 18 $ ip netns exec ns1 ip link set veth1 up 19 $ ip netns exec ns2 ip link set veth2 up 20 21 $ ip netns exec ns1 ping -c2 1.1.1.2 22 PING 1.1.1.2 (1.1.1.2) 56
16%
Darshan I/O analysis for Deep Learning frameworks
27.09.2021
Home »  Archive  »  2021  »  Issue 65: 7 Em...  » 
Photo by Michaela Murphy on Unsplash
="test.bin", status="replace", & 18 action="readwrite", & 19 iostat = ierr) 20 if (ierr > o) then 21 write(*,*) "error in opening file Stopping" 22 stop 23 else 24 do
16%
Measuring the performance health of system nodes
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
Lead Image © Peter Hermes Furian, 123RF.com
be turned on and off according to what you want to check about the state of the node. Almost 20 years ago, when I worked for a Linux high-performance computing (HPC) company that no longer exists, we had
16%
Flexible backup for large-scale environments
05.08.2024
Home »  Archive  »  2024  »  Issue 82: Sover...  » 
Photo by Nils Bouillard on Unsplash
/average VFull-backup size is above acceptable limit of 25TB (W102) last VFull runtime is longer then acceptable limit of 22h (C301) average incremental-backup size is above acceptable limit of 200GB (W302
16%
Monitoring Memory Errors
17.09.2013
Home »  Articles  » 
 
of background radiation – primarily neutrons from cosmic rays. The same Wikipedia article reports that the error rates reported from 2007 to 2009 varied all over the map, ranging from 10–10 (errors/bit-hr) to 10

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