33%
27.08.2014
record size, (2) sequential read testing with 1MB record size, and (3) random write and read (4KB). In running these tests, I wanted to see what block layer information ioprof revealed.
The system I
33%
07.10.2014
.0 MB 2014-03-01 10:15 36467d 1
04 three.img 0 4.0 MB 0.0 MB 0.0 MB 2014-03-01 10:16 4e5a1c 3
05 two.img 0 4.0 MB 0.0 MB 0.0 MB 2014-03-01 10:15 a27d79 2
06 quark
32%
19.11.2019
Origin Data% Meta% Move Log Cpy%Sync Convert Devices
fast vg-cache -wi-a----- 10.00g /dev/nvme0n1(0)
slow vg-cache -wi-a----- 5.93t /dev/sdb(0
32%
12.09.2013
Via VX900
Via VX900
AMD A55E
AMD G-Series A50M
PXA 510 v7
Graphics processor
Via Chrome 9, integrated
Via Chrome 9, integrated
AMD Radeon HD 6250
32%
02.08.2021
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
31%
16.03.2021
=3619: Sat Jan 9 16:14:53 2021
read: IOPS=174k, BW=682MiB/s (715MB/s)(10.0GiB/15023msec)
[ ... ]
Run status group 0 (all jobs):
READ: bw=682MiB/s (715MB/s), 682MiB/s-682MiB/s (715MB/s-715MB
31%
11.05.2021
, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192]
A = single( rand(N,N) );
B = single( rand(N,N) );
start = clock();
C = A*B;
elapsedTime = etime(clock(), start);
gFlops = 2*N*N*N / (elapsedTime * 1e+9);
disp(sprintf("N = %4d
30%
30.01.2020
+devices
LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert Devices
fast vg-cache -wi-a----- 10.00g /dev/nvme0n1(0
30%
25.09.2023
: 55 ms.
Port: 80: op 2.1. 10.0.0.23 80 Time: 26 ms.
Port: 80: op 2.2. 10.0.0.23 80 Time: 56 ms.
Port: 80: op 3.1. 10.0.0.23 80 Time: 25 ms.
Port: 80: op 3.2. 10.0.0.23 80 Time: 48 ms.
Port: 80: op 4
30%
09.12.2021
#
, where #
is the number of threads and a space falls between it and the switch (Listing 3).
Listing 3: lbzip2
$ lbzip2 -v -n 4 package-list.txt
lbzip2: compressing
