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52%
Rethinking RAID (on Linux)
25.03.2021
Home »  Archive  »  2021  »  Issue 62: Lean...  » 
Lead Image © nikkikii, 123RF.com
, ioengine=libaio, iodepth=32 fio-3.12 Starting 1 process Jobs: 1 (f=1) test: (groupid=0, jobs=1): err= 0: pid=5956: Sat Jan 9 16:38:53 2021 read: IOPS=256k, BW=998MiB/s (1047MB/s)(2045MiB/2049msec
52%
Unleashing Accelerated Speeds with RAM Drives
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Vladimir Nenov, 123RF.com
with a different size (Listing 3). The output from the second command verifies that the RAM drives were created. Listing 3 Adding RAM Drive of 32MB $ sudo rapiddisk -a 32 rapiddisk 7.2.0 Copyright
52%
Fundamentals of I/O benchmarking
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Kheng Ho Toh, 123RF.com
.5 MiB/s ( 79.7 Mbit/s) 256 KiB blocks: 53.9 IO/s, 13.5 MiB/s (113.1 Mbit/s) 512 KiB blocks: 39.8 IO/s, 19.9 MiB/s (166.9 Mbit/s) 1 MiB blocks: 33.3 IO/s, 33.3 MiB/s (279.0 Mbit/s) 2 Mi
52%
Aligning filesystem partitions
20.03.2014
Home »  Archive  »  2014  »  Issue 19: Perim...  » 
Lead Image © Lucy Baldwin, 123RF.com
access is aligned to internal sector size, so that should be your first consideration. Without further data, the rule of thumb adopted by Microsoft in Windows 7 of aligning to 1MB (2048x512 and 256x4096
52%
Parallel and Encrypted Compression
09.12.2021
Home »  HPC  »  Articles  » 
of threads, use: $ plzip -v -9 -n 32 package-list.txt   package-list.txt:  2.640:1, 37.88% ratio, 62.12% saved, 11626 in, 4404 out. The -n 32  option tells plzip  to use 32 threads to perform the compression
52%
Small-board computers
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © Author, 123RF.com
Xino-Lime Linux All-winner A10 processor Single ARM Cortex-A8 @1GHz Mali-400   512MB DDR3 SATA connector, 2 USB, Fast Ethernet, USB OTG, HDMI 1.9W $44/EUR 30
52%
Warewulf 4 – Time and Resource Management
17.01.2023
Home »  HPC  »  Articles  » 
is working, boot the compute node and run timedatectl : $ ssh n0001 [laytonjb@n0001 ~]$ timedatectl                Local time: Sat 2022-12-17 11:31:26 EST            Universal time: Sat 2022
52%
Building a HPC cluster with Warewulf 4
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Photo by Andrew Ly on Unsplash
timedatectl $ ssh n0001 [laytonjb@n0001 ~]$ timedatectl Local time: Sat 2022-12-17 11:31:26 EST Universal time: Sat 2022-12-17 16:31:26 UTC RTC time: Sat 2022
52%
Managing Storage with LVM
07.11.2023
Home »  HPC  »  Articles  » 
’ll present a quick example of using lvcreate  to create a simple RAID 1 with two devices, # lvcreate --type raid1 -m 1 -L 500G -n lv_raid1 vg0 where the command options are: --type raid1 : the raid
52%
Podman for Non-Root Docker
05.08.2024
Home »  HPC  »  Articles  » 
 an alias (/etc/containers/registries.conf.d/shortnames.conf) Trying to pull docker.io/library/ubuntu:latest... Getting image source signatures Copying blob 9c704ecd0c69 done   |  Copying config 35a8880255 done   |  Writing manifest to image destination 35a88802559dd

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