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18%
Tuning SSD RAID for optimal performance
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © ELEN, Fotolia.com
workload in the SWR. RAID 5 also impresses with its read throughput for 1,024KB blocks. The HWR with four SSDs in a RAID 5 setup handles more than 1.2GBps, whereas the SWR lags slightly behind at 1.1GBps
18%
Protect Your Servers with Nmap
23.07.2012
Home »  Articles  » 
 
 purpose            Running: Linux 2.6.X            OS details: Linux 2.6.20-1 (Fedora Core 5)            TRACEROUTE (using port 80/tcp)            HOP RTT   ADDRESS            [Cut first seven hops
18%
Sharing Data with SSHFS
23.04.2014
Home »  HPC  »  Articles  » 
? To help answer this question and others, I decided to do some performance testing. On my desktop, I have a Samsung 840 SSD that is attached via a SATA 2 connection (6Gbps) and mounted as /data
18%
CephX Encryption
27.03.2013
Home »  HPC  »  Articles  » 
as a regular client to gain access to the data. Libvirt 0.9.12 or later can handle CephX, but the setup is not very intuitive. The following example is based on the assumption that a user named libvirt exists
18%
60% of SQL Developers Fail Competence Test
04.03.2014
Home »  News  » 
 
the simple choice of only two possible answers. Thus, a random choice is correct around 50% of the time. Some questions barely beat the "guessing" score of 50%; one had only 53.6% of participants answering
18%
Monitoring HPC Systems
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © Alexander Rivosh, 123RF.com
Version CentOS 6.5 Ganglia 3.6.0 Ganglia web 3.5.12 Confuse 2.7 RRDtool 1.3.8 Before installing any binaries, I try
18%
Millions of MySQL Servers Exposed
06.06.2022
Home »  News  » 
 
surface (associated with IPv4 addresses) was found to be 5.7.33-36, whereas the IPv6 addresses showed version 5.5.5-10.5.12 was the most widely accessible. The most important thing admins can do to avoid
17%
Take your pick from a variety of AWS databases
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © Claudia Paulussen, Fotolia.com
type (e.g., General Purpose (SSD) or Provisioned IOPS (SSD) [i.e., input/output operations per second]) and storage size. The storage can extend up to 6TB (for Aurora, 64TB) and does not affect
17%
Red Hat Enterprise Linux 8 pre-series test
07.06.2019
Home »  Archive  »  2019  »  Issue 51: Self-...  » 
Lead Image Photo by Filip Mroz on Unsplash
, you will find it, as well. Packages Version maintenance is on the agenda right now, so RHEL 8 inherits most of the packages of the Fedora 28 desktop version, including Python 3.6, MariaDB 10
17%
High availability with Oracle Standard Edition
08.10.2015
Home »  Archive  »  2015  »  Issue 29: Rescu...  » 
Lead Image © aquir, 123RF.com
. The solution was implemented with a Windows Server 2008 R2, which has 64GB of RAM with two octa-core processors and SAS hard drives with 6Gbps transfer rate. The server was set up accordingly a second time

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