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29%
Cross-Vendor IPsec
25.10.2011
Home »  Articles  » 
 
connections to join remote LANs through a private tunnel over the Internet. The first RFCs on IPsec were drafted during the development of IPv6 and date back to 1995. The current version is described by RFC
29%
Moving your data – It's not always pretty
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
digifuture, 123RF
of many cores and many nodes, so why not use these cores to copy data? There is a project to do just this: DCP [5] is a simple code that uses MPI [6] and a library called libcircle [7] to copy a file
29%
Open source multipoint VPN with VyOS
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Photo by Damon Lam on Unsplash
research and testing shows at least 250Mbps throughput [6]. OSPF on Top When the DMVPN connection between all peers is running smoothly, it is time for OSPF to manage the IP stuff. OSPF builds a neighbor
29%
Databases in the Google Cloud
05.02.2023
Home »  Archive  »  2023  »  Issue 73: Datab...  » 
Photo by Jon Parry on Unsplash
and select Create Instance . MySQL versions 8.0, 5.7, and 5.8 and PostgreSQL versions 9.6, 10, 11, 12, 13, and 14 are now available for selection. Alternatively, a managed database instance with Microsoft SQL
29%
ClusterHAT
10.07.2017
Home »  HPC  »  Articles  » 
with the original Raspberry Pi Model A, ranging from two to more than 250 nodes. That early 32-bit system had a single core running at 700MHz with 256MB of memory. You can build a cluster of five RPi3 nodes with 20
29%
Operating systems for the cloud and containers
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © leeavison, 123RF.com
. The Ubuntu kernel is used because Scott Moser [6] is the guy backing CirrOS; his day job is as Ubuntu Server Technical Lead at Canonical. At the present time, CirrOS has pre-built images for 32- and 64-bit
29%
Aggregating information with Huginn
18.02.2018
Home »  Archive  »  2018  »  Issue 43: Real...  » 
Lead Image © it Ilka Burckhardt, Fotolia.com
. The required modifications are explained in the Huginn wiki [3]. The software is based on Ruby on Rails [4] and therefore requires an installed Ruby environment; in fact, it needs version 2.2 or 2
29%
When I/O workloads don't perform
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Viacheslav Iakobchuk, 123RF.com
%util sda 10.91 6.97 768.20 584.64 4.87 18.20 30.85 72.31 13.16 20.40 0.26 70.44 83.89 1.97 3.52 nvme0n1 58.80 12.22 17720.47 48.71 230
29%
Setting up MariaDB replication with the help of XtraBackup
05.12.2016
Home »  Archive  »  2016  »  Issue 36: Autom...  » 
Lead Image © Kran Kanthawong, 123RF.com
, but Debian and Ubuntu installations define max_binlog_size as 100MB. XtraBackup also wants to create a separate file for every InnoDB table, which is enabled by the innodb_file_per_table variable (Listing 3
29%
Profiling application resource usage
14.03.2013
Home »  Archive  »  2013  »  Issue 13: IPv6...  » 
© fauxware, fotolia.com
to 4.2GHz) 4MB L2 cache 384 Radeon cores 800MHz GPU clock speed DDR3 1866MHz memory 100W Putting both the CPU and the GPU on the same processor allows the GPU to have access to system

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