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16%
Linux device mapper writecache
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © lightwise, 123R.com
=test test: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=32 fio-3.12 Starting 1 process Jobs: 1 (f=1): [w(1)][100.0%][w=654MiB/s][w=167k IOPS][eta 00m:00s
16%
Top Top-Like Tools
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
, or about 3GB). Next is the amount of free memory (29,615,432KB, or about 29GB), and the last number is the amount of memory used by kernel buffers in the system (66,004KB, or about 66MB
16%
Small-board computers
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © Author, 123RF.com
5420 Octa Quad ARM Cortex-A15 (32KB instruction/32KB data/2MB L2) @1.8GHz, Quad-core ARM Cortex-A7 (32KB/32KB/512KB) @1.3GHz Mali T-628 MP6   3GB LPDDR3e RAM (14.9GBps memory
16%
Fundamentals of I/O benchmarking
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Kheng Ho Toh, 123RF.com
(512 MB) copied, 49.1424 s, 10.4 MB/s If you want to empty the read and write cache for benchmark purposes, you can do so using: sync; echo 3 > /proc/sys/vm/drop_caches Sequential access
16%
Building a virtual NVMe drive
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © lassedesignen, 123RF
] [raid6] [raid5] [raid4] [raid10] md0 : active raid5 sdd1[5] sde1[4] sdc1[2] sdb1[1] nvme0n1p1[0](J) 20508171264 blocks super 1.2 level 5, 512k chunk, algorithm 2 [4/3] [UU
16%
Totally Stressed
30.09.2013
Home »  Articles  » 
 
the complex handling and high costs of other tools. Based on openSUSE 11.4 and BusyBox, StressLinux is available as a 200MB, or 225MB ISO image for 64-bit and 32-bit architectures. Alternative versions
16%
Creating Virtual SSDs
21.01.2020
Home »  HPC  »  Articles  » 
RAID $ cat /proc/mdstat  Personalities : [linear] [multipath] [raid0] [raid1] [raid6] [raid5] [raid4] [raid10]  md0 : active raid5 sde1[4] sdd1[3] sdc1[2] sdb1[1] nvme0n1p1[0](J)       20508171264
16%
Update your Docker containers safely
07.06.2019
Home »  Archive  »  2019  »  Issue 51: Self-...  » 
Lead Image © yelenayemchuk, 123RF.com
04621981df6c6f1abd896101eb61a439746ee2921b26abc78f45571" The "Id" (line 3) shows the image ID: The first 12 characters are the same as the output from docker images; the repo ID is the repo digest
16%
Network performance in-terminal graphics  tools
07.06.2019
Home »  Archive  »  2019  »  Issue 51: Self-...  » 
Lead Image © Lucy Baldwin, 123RF.com
of its modernized variations, ncurses [3] or Newt [4]. Expanding Jeff's excellent treatment of the topic of writing TUIs, this month I will take you on a tour of the array of visual tools available
16%
Go testing frameworks
05.08.2024
Home »  Archive  »  2024  »  Issue 82: Sover...  » 
Lead Image © Lucy Baldwin, 123RF.com
, as in Python [3] or Node [4]. Recent books have been published about writing shell commands in Rust [5], Python [6], Node.js [7], and even Go [8], and it is into this last language's interesting performance

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