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26%
When I/O Workloads Don’t Perform
12.05.2021
Home »  HPC  »  Articles  » 
 Selective self-test log data structure revision number 1  SPAN  MIN_LBA  MAX_LBA  CURRENT_TEST_STATUS     1        0        0  Not_testing     2        0        0  Not_testing     3        0        0  Not_testing     4        0        0  Not_testing     5
26%
High-performance backup strategies
27.09.2021
Home »  Archive  »  2021  »  Issue 65: 7 Em...  » 
Lead Image © Kian Hwi Lim, 123RF.com
transfer just under 450GB per hour. In reality, this value is somewhat lower, but you can reckon on 400GB per hour. Restoring 5TB of data will take just under 12 hours, and 10TB will take a day or more
26%
Asynchronous PostgreSQL
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © Fesus Robert, 123RF.com
_family=AF_INET, sin_port=htons(5432), ... sendto(4, "\0\0\0\20\4\322\26.\0\0.\0016\252\36\264", 16, 0, NULL, 0) = 16 recvfrom(4, "", 1, 0, NULL, NULL) = 0 close(4) = 0 poll([{fd=3
26%
Get the best out of your bandwidth with tc
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Russell Shively, 123RF.com
protocol ip parent 1:0 prio 100 u32 match ip $DIR 5.4.3.2 flowid 1:14 06 tc filter add dev $DEV protocol ip parent 1:0 prio 100 u32 match ip $DIR 4.3.2.1 flowid 1:14 Step Away from the Bandwidth I
26%
Tips and Tricks for Containers
12.05.2020
Home »  HPC  »  Articles  » 
           TAG                     IMAGE ID            CREATED             SIZE nvidia/cuda          10.1-base-ubuntu18.04   3b55548ae91f        4 months ago        106MB hello-world          latest                  fce289e99eb9        16 months ago       1.84kB Running the nvidia
26%
A Btrfs field test and workshop
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Adrian Hillman, 123RF.com
. Enterprise-Level Features Btrfs is a copy-on-write (COW) filesystem. Whereas a filesystem like ext3 logs block changes in a journal, Btrfs always writes changes to a block at a new location on the disk
26%
Server distributions for small businesses tested
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © wabeno, 123RF.com
of these distributions to the test: ClearOS [1], Collax Business Server [2], Koozali SME Server [3], NethServer [4], Univention Corporate Server [5], and Zentyal Server [6]. The seventh contestant was a pre-installed NAS
26%
Detect failures and ensure high availability
22.05.2023
Home »  Archive  »  2023  »  Issue 75: Teamwork  » 
Photo by Tim Foster on Unsplash
a secondary (local) drive with the exact same capacity on each, /dev/sdb: $ cat /proc/partitions|grep sd 8 0 10485760 sda 8 1 1024 sda1 8 2 1835008 sda2 8 3
26%
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
of an uncorrectable error by factors of 9-400. Uncorrectable errors following a correctable error are still small at 0.1%-2.3% per year. + The incidence of correctable errors increases with age
26%
Hunt down vulnerabilities with the Metasploit pen-testing tool
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Lead Image © bluebay, 123rf.com
] about how the Dalai Lama and many a government had exploits foisted on them in PDFs [3]. Metasploit is everywhere. Charly Kühnast also covered the topic in his Linux Magazine sys admin column [4

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