21%
25.03.2021
=libaio, iodepth=32
fio-3.12
Starting 1 process
Jobs: 1 (f=1): [w(1)][100.0%][w=1420KiB/s][w=355 IOPS][eta 00m:00s]
test: (groupid=0, jobs=1): err= 0: pid=3377: Sat Jan 9 15:31:04 2021
write: IOPS=352, BW=1410KiB/s
20%
02.08.2021
%util
sda 10.91 6.97 768.20 584.64 4.87 18.20 30.85 72.31 13.16 20.40 0.26 70.44 83.89 1.97 3.52
nvme0n1 58.80 12.22 17720.47 48.71 230
20%
12.05.2021
.
Listing 6: iostat
Output
$ iostat -x -d 2 -c
Linux 5.4.12-050412-generic (dev-machine) 03/14/2021 _x86_64_ (4 CPU)
avg-cpu: %user %nice %system %iowait %steal %idle
0.79 0.07 1.19 2.89 0.00
20%
21.08.2012
| 119 kB 00:00
(6/19): glib2-2.22.5-6.el6.i686.rpm | 1.1 MB 00:00
(7/19): libX11-1.3-2.el6.i686.rpm
20%
05.03.2014
If you believe Red Hat’s marketing hype, the company has no less than revolutionized data storage with version 2.1 of its Storage Server. The facts tell a rather different story.
... (RHSS) (see Figures 1 and 2).
Figure 1: Red Hat offers a RHSS test drive with VMs that are hosted on Amazon’s AWS ...
If you believe Red Hat’s marketing hype, the company has no less than revolutionized data storage with version 2.1 of its Storage Server. The facts tell a rather different story.
19%
01.08.2012
| 4.3 MB 00:02
(2/2): nss-softokn-freebl-3.12.9-11.el6.i686.rpm | 115 kB 00:00
19%
17.12.2014
need a simple tool to help you understand what’s happening on the nodes.
... performance from many perspectives (i.e., CPU, network, disk). The tool is called nmon
.
Nmon Overview
Nmon is short for “Nigel’s Monitor” and is a command-line tool that presents performance information ... need a simple tool to help you understand what’s happening on the nodes.
19%
16.10.2012
PHP is a powerful scripting language that has built-in database connectivity, simple syntax, one of the world’s largest support groups, and respect in enterprise scripting circles. When you have ... 6), and start stream blocking (line 7), which executes the command and waits for the response. Now, write the output to a variable (lines 9-12), close the stream (line 14), and send the response ...
PHP is a powerful scripting language that has built-in database connectivity, simple syntax, one of the world’s largest support groups, and respect in enterprise scripting circles. When you have
19%
11.04.2016
wMB/s avgrq-sz ...
sdb 0.00 28.00 1.00 259.00 0.00 119.29 939.69 ...
Parallelism
Multiple computers can access enterprise storage, and multiple threads can access
18%
02.08.2021
(1725kB/s-1725kB/s), io=98.9MiB (104MB), run=60118-60118msec
Disk stats (read/write):
sdf: ios=51/25253, merge=0/0, ticks=7/1913272, in_queue=1862556, util=99.90%
Listing 5
RAM Random