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19%
Load Testing the Cloud
20.02.2012
Home »  CloudAge  »  Blogs  »  Dan Frost's Blog  » 
 
.51, 0, 0.36, 17.74, 0.00, 6.38, 90, 0 2012-01-09 21:10:00, 92, 4.42, 0, 0.35, 20.81, 0.00, 7.22, 100, 0 2012-01-09 21
19%
Error-correcting code memory keeps single-bit errors at bay
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © Igor Stevanovic, 123RF.com
. This translates to Google's experiencing about 25,000-75,000 correctable errors (CE) per billion device hours per megabit, which translates to 2,000-6,000 CE/GB-yr (or about 250-750 CE/Gb-yr). This is much higher
19%
Arp Cache Poisoning and Packet Sniffing
05.09.2011
Home »  Articles  » 
 
can see how the arp cache poisoning works: $ sudo nemesis arp -v -r -d eth0 -S 192.168.1.2 \ -D 192.168.1.133 -h 00:22:6E:71:04:BB -m 00:0C:29:B2:78:9E \ -H 00:22:6E:71:04:BB -M 00:0C:29:B2:78:9E
19%
Endlessh and tc tarpits slow down attackers
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © Yewkeo, 123RF.com
those exact packages to keep your system trim. The commands in Listing 7 start up the SSH daemon (sshd) and tell you that it is listening on port 22. IPv6 and IPv4 connections are open on the default port
19%
Managing Storage with LVM
07.11.2023
Home »  HPC  »  Articles  » 
, mount the new filesystem and check it with the df  command. The Ubuntu 22.04 example can illustrate this process (Listing 6). Listing 6: LV Block Device for Filesystem $ sudo mkdir /mnt/test $ sudo mkfs.ext4
19%
Demystified: The facts about green IT
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Iakov Kalinin, 123RF
  Purchase Upgrade Direct Costs (Euros) Hardware and Installation Hardware 6,000 2,250 Installation and integration 840 945 Disposal
19%
Warewulf Cluster Manager – Administration and Monitoring
21.08.2012
Home »  HPC  »  Articles  » 
just two nodes: test1, which is the master node, and n0001, which is the first compute node): [laytonjb@test1 ~]$ pdsh -w test1,n0001 uptime test1: 18:57:17 up 2:40, 5 users, load average: 0.00, 0.00
19%
Workshop: Getting web and mail servers ready for IPv6
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© suze, Photocase.com
the 4,000,000,000 inhabitants of this continent who are affected by the scarcity of IPv4 addresses – and who are thus the earliest adopters of IPv6. This situation will mainly relate to your web offerings ... If you run a web server and a mail server and anticipate that users from Asia are headed towards your dedicated server, it's time to get it ready for IPv6. ... Servers with IPv6 ... Workshop: Getting web and mail servers ready for IPv6
19%
Server virtualization with Citrix XenServer
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Goss Vitalij, Fotolia
the biggest rentable cloud today: the Amazon Web Service. On the basis of this extremely mature technology, Citrix launched version 5.6 of its XenServer product family in May 2010. XenServer, the product built ... Version 5.6 of Citrix XenServer is a feature-stripped version of the virtualization product and is available free, in addition to the commercial Advanced, Enterprise, and Platinum editions.
19%
Assess USB performance while exploring storage caching
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Lead Image © Lucy Baldwin, 123RF.com
of the data was still residing in the kernel's page cache [6], waiting eventually to be persisted to disk. This resulted in an impressive (and impossible for the hardware) 885MBps transfer rate, but not to disk

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