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19%
Managing Storage with LVM
07.11.2023
Home »  HPC  »  Articles  » 
 the last command as an example, an option to specify the extent size would be: # vgcreate -s 8M vg0 /dev/sdb1 /dev/sdd The -s 8M  option specifies a PE size of 8MB when the VG is created. You can change
19%
A Password Protection Service
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © bluebay, 123RF.com
for this entry ignoreip = 127.0.0.1/8 and add any IP addresses after the localhost entry that should never be banned. Separate entries by a single space. I suggest that you enter a limited number of single IP
19%
Data Compression as a CPU Benchmark
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Lead Image © Lucy Baldwin, 123RF.com
Compiler: Apple LLVM 12.0.5 (clang-1205.0.22.9) GCC 4.2.1 CLANG 12.0 Darwin : 20.4.0 : Darwin Kernel Version 20.4.0: PageSize:16KB Apple M1 8C8T RAM size: 16384 MB, # CPU hardware threads: 8 RAM usage
19%
Linux Writecache
19.11.2019
Home »  HPC  »  Articles  » 
, BW=1410KiB/s (1444kB/s)(82.8MiB/60119msec) [ ... ] Run status group 0 (all jobs):   WRITE: bw=1410KiB/s (1444kB/s), 1410KiB/s-1410KiB/s (1444kB/s-1444kB/s), io=82.8MiB (86.8MB), run=60119-60119msec I
19%
Linux device mapper writecache
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © lightwise, 123R.com
=1): err= 0: pid=1634: Mon Oct 14 22:18:59 2019 write: IOPS=118k, BW=463MiB/s (485MB/s)(10.0GiB/22123msec); 0 zone resets [ ... ] Run status group 0 (all jobs): WRITE: bw=463MiB/s (485MB/s), 463Mi
19%
Small-board computers
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © Author, 123RF.com
://developer.nvidia.com/jetson-tk1 Odroid-XU3 Android 4.4, Linux Samsung Exynos5422 Quad ARM Cortex-A15 @2.0GHz (32KB/32KB/2MB), Quad ARM Cortex-A7 @1.4GHz (32KB/32KB/512KB) Mali-T628 MP6
19%
Fundamentals of I/O benchmarking
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Kheng Ho Toh, 123RF.com
records in 1000000+0 records out 512000000 bytes (512 MB) copied, 1.58155 s, 324 MB/s # dd of=file if=/dev/zero bs=512 count=1000000 oflag=direct 1000000+0 records in 1000000+0 records out 512000000 bytes
19%
Getting started with I/O profiling
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Photosani, Fotolia.com
62 787 10MB < < 100MB 0 0 0 0 0 0 0 2 Table 4 from the MPI strace Analyzer report; all-zero rows for sizes >100MB
19%
A closer look at hard drives
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Lucy Baldwin, 123RF
: XXXXXXXXXXXXXXXXXX 6 Firmware Revision: 2CV102HD 7 Transport: Serial, ATA8-AST, SATA 1.0a, SATA II Extensions, SATA Rev 2.5, SATA Rev 2.6 8 Standards: 9 Used: ATA/ATAPI-7 T13 1532
19%
Working with the Lustre Filesystem
24.02.2022
Home »  HPC  »  Articles  » 
 type: ldiskfs Flags:      0x62               (OST first_time update ) Persistent mount opts: ,errors=remount-ro Parameters: mgsnode=10.0.0.2@tcp   device size = 48128MB formatting

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