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100%
Application virtualization with Docker
08.10.2015
Home »  Archive  »  2015  »  Issue 29: Rescu...  » 
Lead Image © Oleksiy Mark, 123RF.com
for the Docker service in the file /usr/lib/systemd/system/ docker.service. [Unit] Description=Docker Application Container Engine Documentation=http://docs.docker.com After=network.target docker.socket Requires ... Half-lives of products are becoming shorter and shorter on today's virtualization market. This year, the buzz is all about Docker.
84%
Getting started with the Apache Cassandra database
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Photo by Almos Bechtold on Unsplash
not be consistent at the time of the query. Users have to live with that. The number of nodes can be increased at any time to prevent bottlenecks, and a number of nodes can always fail without affecting the database ... The open source Apache Cassandra database claims to be fail-safe, economical, highly scalable, and easy to manage. A few exercises show whether it lives up to its advertising.
56%
Introducing the NoSQL MongoDB database
04.12.2024
Home »  Archive  »  2024  »  Issue 84: Non-R...  » 
Photo by Wesley Tingey on Unsplash
, "created_at": "2024-05-17T10:00:00Z" } The corresponding BSON document would contain the following elements in binary code: A 32-bit integer for the length of the document A byte for the field types
56%
The Cuckoo sandboxing malware analysis tool
17.04.2017
Home »  Archive  »  2017  »  Issue 38: .NET...  » 
Lead Image © Tom Baker, 123RF.com
. Immediately after posting a sample, Cuckoo outputs appropriate messages on the console (Listing 3). Listing 3 Cuckoo Output 2016-07-25 17:37:00,192 [lib.cuckoo.core.scheduler] INFO: Starting
53%
Network analysis with the Bro Network Security Monitor
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © Aleksey Mnogosmyslov, 123RF.com
-r--r--. 1 root root 434 Oct 20 00:00 notice.23:02:17-00:00:00.log.gz -rw-r--r--. 1 root root 197 Oct 19 22:00 packet_filter.21:34:11-22:00:00.log.gz -rw-r--r--. 1 root root 393 Oct 19 22:00 reporter
52%
Speed up your MySQL database
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Mikhail Dudarev, 123RF.com
, 'Washing machine, '41.2 C', NULL); 12 ... 13 14 mysql> SELECT * FROM data_timeseries WHERE device = 'Refrigerator AND ts 15 BETWEEN '2015-09-13 00:00:00' AND '2015-09-13 23:59:59' 16 17
48%
I/O Profiling at the Block Level
27.08.2014
Home »  HPC  »  Articles  » 
report. The third “live” mode lets you see what’s happening in close to real time. When gathering the data on the block device(s), you can input a single device (e.g., /dev/sdb1 ) or multiple devices (e
48%
Greylisting with Postgrey
22.06.2012
Home »  Articles  » 
 
0-18:46:40 15 78400 0-21:46:40 16 90000 1-01:00:00 17 102400 1-04:26:40 18 115600 1-08:06:40 19 129600
46%
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
44%
Detect failures and ensure high availability
22.05.2023
Home »  Archive  »  2023  »  Issue 75: Teamwork  » 
Photo by Tim Foster on Unsplash
scp /etc/drbd.conf ubu22042-2:/etc/ $ sudo drbdadm create-md r0 initializing activity log initializing bitmap (640 KB) to all zero Writing meta data... New drbd meta data block successfully created

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