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51%
Introduction to LVM
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Dvarg, 123RF.com
this writes an LVM label and some metadata to the PV. The PV is divided up into units of the same size (4MB by default) known as physical extents (PEs). A PE is the smallest allocatable data volume. Figure 1
51%
$10 Raspberry Pi Zero Goes Wireless
28.02.2017
Home »  News  » 
 
To celebrate its fifth birthday, the Raspberry Pi Foundation has launched Raspberry Pi Zero W, a version of the ultra-low-cost Pi Zero series with WiFi and Bluetooth 4.0 capabilities. The dPi Zero W
50%
libstdc
01.08.2012
Home »  HPC  »  Articles  »  Warewulf Cluste...  »  Warewulf 3 Code  » 
 
 Process Resolving Dependencies --> Running transaction check ---> Package libstdc++.i686 0:4.4.6-3.el6 will be installed --> Finished Dependency Resolution Dependencies Resolved ... Warewulf 3 libstdc code
50%
Thrashing the data cache for fun and profit
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © Lucy Baldwin, 123RF.com
, 4, 5 }, // row 0 initialized to 1, 2, 3, 4, 5 { 6, 7, 8, 9, 10 }, // row 1 initialized to 6, 7, 8, 9 ... }; // rows 2 onwards initialized to zeros ** int
50%
Collecting and evaluating performance data over a period of time
20.03.2014
Home »  Archive  »  2014  »  Issue 19: Perim...  » 
Lead Image © Sergey Nivens, 123RF.com
) w Task creation and task-switching activity y TTY activities Listing 1 Query with Interval and Number jcb@hercules:# sar -q 10 2 Linux 3.5.0-44-generic
50%
Run One Program at any Scale with Legate
08.06.2021
Home »  HPC  »  Articles  » 
samples from a uniform distribution over [0,1). The equation is then solved by the solve routine. NumPy on GPUs NumPy functions are all single threaded unless the underlying NumPy code is multithreaded
50%
Linux Software RAID
10.12.2023
Home »  HPC  »  Articles  » 
Performance Write Performance 0 2 1 None N N 1 2 1/N N  – 1 storage device failures N 1 5 3 1
50%
A closer look at hard drives
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Lucy Baldwin, 123RF
mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 udma5 *udma6 32 Cycle time: min=120ns recommended=120ns 33 PIO: pio0 pio1 pio2 pio3 pio4 34 Cycle time: no flow control=120
50%
Assess USB performance while exploring storage caching
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Lead Image © Lucy Baldwin, 123RF.com
disk reads: 1306 MB in 3.00 seconds = 434.77 MB/sec federico@cybertron:~$ sudo hdparm -W /dev/sdb /dev/sdb: write-caching = 1 (on) federico@cybertron:~$ sudo hdparm -W 0 /dev/sdb /dev/sdb: write
50%
RAM revealed
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© KrishnaKumar Sivaraman, 123RF.com
. All told, these measures reduce the energy requirements per gigabyte of RAM from just under 7 watts for ECC DDR2 FB-DIMMs to a current figure of 0.54 watts for ECC DDR3 Registered DIMMs (Table 2

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