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25%
Warewulf Cluster Manager – Development and Run Time
18.07.2012
Home »  HPC  »  Articles  » 
G   17G  66% /vnfs/usr/local This output shows that I had a 55.3MB VNFS image that expanded to use about 217MB. At the end of this article, the VNFS and installed image was 71.3MB that expanded ... Warewulf Cluster Manager – Part 3
25%
Sort out your SSH configs
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © saniphoto, fotolia.com
and the other on all IPv6 IP addresses. Listing 1 Checking Open Ports chris@DebianBox:~# lsof -i :22 COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME sshd 3328 root 3r IPv4 33323 0t0 TCP *:ssh
25%
Guarding against social engineering attacks
01.08.2019
Home »  Archive  »  2019  »  Issue 52: Stop...  » 
Photo by Benjamin Sow on Unsplash
will be 2.2GB lighter. Figure 1: The download options with the SHA256 checksum to make sure it matches the reported checksum on the site. Be sure
25%
Storage innovations in Windows Server 2016
15.08.2016
Home »  Archive  »  2016  »  Issue 34: Softw...  » 
Lead Image © liubomirt, 123RF.com
(FC SAN)/Internet Small Computer System Interface (iSCSI). This storage is then provided to the application servers, such as Hyper-V or SQL Server, over the network. SMB version 3 is used
25%
Cloud Orchestration with Cloudify
20.03.2014
Home »  Archive  »  2014  »  Issue 19: Perim...  » 
Lead Image © alenavlad, 123RF.com
bootstrapping of its own local cloud, which does not require access to a public cloud provider and thus imposes very few requirements. The Cloudify tarball is a heavyweight at 160MB, but the user initially only
25%
CPU affinity in OpenMP and MPI applications
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Lead Image © podfoto, 123RF.com
,32 1,33 2,34 3,35 4,36 5,37 6,38 7,39 8,40 9,41 10,42 11,43 12,44 13,45 14,46 15,47 16,48 17,49 18,50 19,51 20,52 21,53 22,54 23,55 24,56 25,57 26,58 27,59 28,60 29,61 30,62 31,63 The lstopo tool
25%
Tech News
20.06.2022
Home »  Archive  »  2022  »  Issue 69: Terra...  » 
 
Huge DDoS Attack over HTTPS is Discovered and Stopped The security company Cloudflare has announced that it detected and mitigated a 15.3 million request-per-second (rps) denial of service attack
25%
Installing and operating the Graylog SIEM solution
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Lead Image © Leo Blanchette, 123RF.com
SeverityValue = 3; else $SyslogSeverityValue = 6; 20 21 # The name of the file is also sent with the file 22 Exec $FileName = file_name(); 23 24 # The SourceName variable is set by default to 'NXLOG'. To send
25%
Defining measures
07.04.2022
Home »  Archive  »  2022  »  Issue 68: Autom...  » 
Photo by Lars Kienle on Unsplash
" payload has been created for measuring IOPS. This size is 4KB. The kilobyte [1] is defined as 1,000 bytes and is grounded in base 10 (10^3). Over time, kilobyte has been incorrectly used to mean numbers
25%
Dynamic routing in Linux with Quagga
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© petrol, 123RF.com
doesn't handle the routing (that is still the domain of the underlying operating system kernel); however, it does provide a number of routing protocols – Routing Information Protocol (RIP) [3], RIPng [4

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