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25%
Asynchronous PostgreSQL
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © Fesus Robert, 123RF.com
. There are some new lines: 5 and 12 to 22. Line 22 installs the sig function as a signal handler for SIGTERM. When the signal arrives, line 13 opens a new connection to the database and calls the pg
25%
Security first with the Hiawatha web server
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Tatiana Popov, 123RF.com
.0.0.0:* LISTEN 4766/hiawatha tcp 0 0 127.0.0.1:10000 0.0.0.0:* LISTEN 944/perl tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 676/sshd
25%
Linux Writecache
19.11.2019
Home »  HPC  »  Articles  » 
verify that the logical volume has been created, $ sudo lvs   LV     VG       Attr       LSize   Pool Origin Data%  Meta%  Move Log Cpy%Sync Convert   fast   vg-cache -wi-a-----  10.00g   slow
25%
Linux device mapper writecache
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © lightwise, 123R.com
% Meta% Move Log Cpy%Sync Convert fast vg-cache -wi-a----- 10.00g slow vg-cache -wi-a----- 5.93t Listing 8 Fast Logical Volume Created from NVMe Drive $ sudo lvs vg-cache -o
25%
Getting started with the Apache Cassandra database
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Photo by Almos Bechtold on Unsplash
->execute("INSERT INTO pingtime (tstamp, tvalue) VALUES(?, ?)", 16 [$1*1000, $3], 17 { consistency => "one" }); 18 } 19 } 20 21 $client->shutdown; The timestamp, which ping prints thanks to the -D option
25%
Protecting your web application infrastructure with the Nginx Naxsi firewall
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Pansiri Pikunkaew, 123RF
, PHP, and MySQL could take a rest with a load of 0.01. Performance tests on the cache resulted in 100,000 requests per second for 1,000 parallel requests without the base load of the server changing
25%
Managing Storage with LVM
07.11.2023
Home »  HPC  »  Articles  » 
can save some partitions or devices for later when the requests for more space arrive. You can also create PVs and just leave them for later. Listing 1 is an example from an Ubuntu 22.04 system
25%
How Old is That Data?
20.04.2017
Home »  HPC  »  Articles  » 
within the NetApp company. Part of the storage was deployed in the corporate data center where the hosts were used by more than 1,000 marketing, sales, and finance employees. The second part of the storage
25%
Build your own cloud with antMan
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Photo by Jorge Coromina on Unsplash
of the templates in the list are a bit old and lack newer options. Ubuntu 22.04, for example, would be equally desirable as CentOS 8, but neither can be found. Instead, a current Windows 11 image is available
25%
Exploring dhcpy6d, a DHCP server for IPv6 networks
03.12.2015
Home »  Archive  »  2015  »  Issue 30: OpenD...  » 
Lead Image © Paul Herbert, 123RF.com
_update = yes 16 dns_update_nameserver = 2001:db8:5::1 17 dns_rndc_key = rndc-key 18 dns_rndc_secret = FmZGJuHr/4+LkuxBc628Qg== 19 dns_use_client_hostname = no 20 domain_search_list = lmtest 21 22 [address

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