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40%
Performance Health Check
13.06.2022
Home »  HPC  »  Articles  » 
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
40%
HTTP/1.1 versus HTTP/2 and HTTP/3
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
Lead Image © alphaspirit, 123RF.com
: Cookie, Accept-Encoding Listing 3 Host Header GET /img/intern/ita-header-2020-1.png HTTP/1.1 Host: www.it-administrator.de User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:79 ... HTTP/2 introduced multiplexing, resulting in superior bandwidth utilization over HTTP/1.1, and HTTP/3 solves the problem of transmission delays from packet loss by replacing TCP with QUIC. ... HTTP/1.1 versus HTTP/2 and HTTP/3
40%
Speed up your MySQL database
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Mikhail Dudarev, 123RF.com
your tuning actions. Are you looking for a shorter response time or more throughput? One objective could be, say: "Action X takes 3.5 seconds to complete after clicking – in future, we want to be done
40%
Tuning I/O Patterns in Python
18.12.2013
Home »  HPC  »  Articles  » 
(One-by-One) 1 #include 2 3 /* Our structure */ 4 struct rec 5 { 6 int x,y,z; 7 float value; 8 }; 9 10 int main() 11 { 12 int counter; 13 struct rec my_record; 14 int counter_limit; 15
40%
OpenStack workshop, part 3:Gimmicks, extensions, and high availability
16.05.2013
Home »  Archive  »  2013  »  Issue 14: Samba 4  » 
© Steven Frame, 123RF
a9a6615fb5c045693 | root@alice:~# quantum port-list +--------------------------------------+------+-------------------+ | 0c478fa6-c12c-... | | fa:16:3e:29 ... OpenStack workshop, part 3:Gimmicks, extensions, and high availability
40%
New features in MariaDB 10.3
05.02.2019
Home »  Archive  »  2019  »  Issue 49: Anato...  » 
Lead Image by Adarsh Kummur on Unsplash
FOR NOT FOUND 18 RETURN count_students; 19 20 LOOP 21 FETCH GROUP NEXT ROW; 22 IF x THEN 23 SET count_students = count_students + 1; 24 END IF; 25 END LOOP; 26 END; 27 // 28 29 SQL> DELIMITER ; 30 31 SQL> SELECT ... 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
40%
Big data tools for midcaps and others
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © Roman Gorielov, 123RF.com
.2.0 include the introduction of YARN (Yet Another Resource Negotiator) as an optional replacement for MapReduce. MapReduce in Hadoop 1.x (Figure  3) is not optimal for all workloads. It achieves its best ... Hadoop 2.x and its associated tools promise to deliver big data solutions not just to the IT-heavy big players, but to anyone with unstructured data and the need for multidimensional data analysis. ... 20
40%
Dynamic routing in Linux with Quagga
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© petrol, 123RF.com
password 8 ZDF339a.20a3E 05 log file /var/log/quagga/zebra.log 06 service password-encryption 07 ! 08 interface eth0 09 multicast 10 ipv6 nd suppress-ra 11 ! 12 interface eth1 13 ip address 10
40%
Greylisting with Postgrey
22.06.2012
Home »  Articles  » 
 
: Qmail Delivery Retry Events Delivery Attempt Seconds D-HH:MM:SS 1 0 0-00:00:00 2 400 0-00:06:40 3 1600 0-00:26:40 4
40%
Hadoop for Small-to-Medium-Sized Businesses
06.05.2014
Home »  HPC  »  Articles  » 
Hadoop 2.x and its associated tools promise to deliver big data solutions not just to the IT-heavy big players, but to anyone with unstructured data and the need for multidimensional data analysis. ... Negotiator) as an optional replacement for MapReduce. MapReduce in Hadoop 1.x (Figure 3) is not optimal for all workloads. It achieves its best performance where duties can be clearly distributed ... Hadoop 2.x and its associated tools promise to deliver big data solutions not just to the IT-heavy big players, but to anyone with unstructured data and the need for multidimensional data analysis.

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