52%
26.02.2014
reqs merged: 3.78/s Write reqs completed: 2.10/s
Read BW: 0.00 MB/s Write BW: 0.02 MB/s
Avg sector size issued 23.78 Avg
52%
21.08.2012
=/vnfs
The VNFS grew a little bit in size from the ganglia additions to 72.3MB, which is still pretty small.
Now I can boot the compute node. Once it comes up (check this by ssh
ing to the node as a user
52%
17.06.2011
powerful Icinga test server (Via C3, 800MHz, 256MB RAM). As a default, you need a new username and password for Icinga Web. That said, however, the current status does reveal some potential; it makes sense
51%
11.02.2016
.40 <- < 71% idle >
0 1.00 0.00 0.37 0.00 0.00 0.06 0.00 0.00 0.00 98.57
1 100.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
2 3.77 0.00
51%
13.12.2018
disk reads: 1306 MB in 3.00 seconds = 434.77 MB/sec
federico@cybertron:~$ sudo hdparm -W /dev/sdb
/dev/sdb:
write-caching = 1 (on)
federico@cybertron:~$ sudo hdparm -W 0 /dev/sdb
/dev/sdb:
write
50%
11.04.2016
(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
50%
22.05.2012
/group_gz | 212 kB 00:00
Package flex-2.5.35-8.el6.x86_64 already installed and latest version
Package gcc-4.4.6-3.el6.x86_64 already installed and latest version
Package autoconf-2.63-5.1.el6.noarch
50%
30.01.2020
=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
49%
11.04.2016
on disk; if the second bit from the left is flipped from a 0 to a 1 (11011100), the number becomes 220. A simple flip of one bit in a byte can make a drastic difference in its value. Fortunately, ECC memory
49%
19.11.2019
, ioengine=libaio, iodepth=32
fio-3.1
Starting 1 process
Jobs: 1 (f=1): [w(1)][100.0%][r=0KiB/s,w=1401KiB/s][r=0,w=350 IOPS][eta 00m:00s]
test: (groupid=0, jobs=1): err= 0: pid=3104: Sat Oct 12 14:39:08 2019
write: IOPS=352
