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25%
Checking password complexity with John the Ripper
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
from compromised systems is John the Ripper (John). John is a free tool from Openwall [1]. System administrators should use John to perform internal password audits. It's a small (<1MB) and simple
25%
Exploring Ubuntu cloud tools
28.06.2011
Home »  CloudAge  »  Articles  » 
 
.part.22 12 Generating manifest /tmp/centos.5- 3.x86.img.manifest.xml 13 14 $ euca- register images/centos.5- 3.x86.img.manifest.xml 15 IMAGE emi- c658102B When all three parts have been uploaded
25%
Moving HPC to the cloud
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Zarko Cvijovic, 123RF.com
will provide sub-par performance. A deeper treatment of these issues can be found in a recent article called "Will HPC Work in the Cloud?" [3]. Finally, any remote computation scheme needs to address
25%
The fail2ban intrusion prevention framework
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Flavijus Piliponis, 123RF.com
the smoke and mirrors that some pieces of software employ to keep their workings secret, fail2ban is transparent in the work it does behind the scenes. In simple terms, fail2ban [3] keeps a close eye on your
25%
Performance Health Check
13.06.2022
Home »  HPC  »  Articles  » 
) for a class B problem size. Therefore, I will run the EP, FT, and MG tests to check health performance. For class B, the EP test takes 5.46s, the FT test 17.26s, and the MB test 3.8s. If I stay with only
25%
Coordinating distributed systems with ZooKeeper
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © smileus, 123RF.com
can run a ZooKeeper server in standalone mode or with replication; you can see a sample configuration in the online manual [2] [3]. The second case seems more favorable for distributed filesystems
25%
A Distributed SQL Database
03.08.2023
Home »  Archive  »  2023  »  Issue 76: Energ...  » 
Photo by Sonika Agarwal on Unsplash
the data across all nodes: cockroach start --insecure --join=,,3> This ensures that the previously stopped node receives any updates that occurred during
25%
Moving HPC to the Cloud
19.10.2012
Home »  HPC  »  Articles  » 
is US$ 3.1/hour. Thus, using the small usage case (80 cores, 4GB of RAM per core, and basic storage of 500GB) would cost US$ 24.00/hour (10 Eight Extra Large Instances). The larger usage case (256 cores
25%
New features in MariaDB 10.3
05.02.2019
Home »  Archive  »  2019  »  Issue 49: Anato...  » 
Lead Image by Adarsh Kummur on Unsplash
.0), (2, 2017, 0.0), (3, 2017, 100.00); 12 SQL> INSERT INTO customer 13 VALUES (1, 2018, 400.0), (2, 2018, 0.0), (3, 2018, 0.0); 14 15 SQL> SELECT * FROM customer; 16 +---+------+---------+ 17 | id| year ... What lacked maturity in MariaDB 10.2 has now been sorted out in version 10.3. We look at the benefits you can reap now. ... MariaDB 10.3 ... New features in MariaDB 10.3
25%
Tested – Tenable Nessus v6
10.06.2015
Home »  Archive  »  2015  »  Issue 27: Fault...  » 
Lead Image © Author, 123RF.com
sounds very much like open source, Nessus became a proprietary product by Tenable Network Security 10 years ago. Up to version 3.0, the product was released under the GPL, but this stopped in October 2005

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