21%
02.08.2021
Version is: SATA 3.0, 3.0 Gb/s (current: 3.0 Gb/s)
Local Time is: Sun Mar 21 15:00:38 2021 UTC
SMART support is: Available - device has SMART capability.
SMART support is: Enabled
=== START OF READ
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.
20%
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
18%
18.07.2013
buffered disk reads: 616 MB in
3.00 seconds = 205.03 MB/sec
$ hdparm -T /dev/sda
/dev/sda:
Timing cached reads: 6292 MB in
2.00 seconds = 3153.09 MB/sec
If this were a spinning disk, you would also
18%
30.11.2025
c/s virtual
12
13 Benchmarking: OpenBSD Blowfish (x32) [32/64 X2]... DONE
14 Raw: 723 c/s real, 723 c/s virtual
15
16 Benchmarking: Kerberos AFS DES [48/64 4K]... DONE
17 Short: 378501 c/s real
17%
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
17%
07.10.2014
Sheepdog Server in Action
# ps -ef|egrep '([c]orosyn|[s]heep)'
root 491 1 0 13:04 ? 00:00:30 corosync
root 581 1 0 1:13 PM ? 00:00:03 sheep -p 7000 /var
17%
11.02.2016
wkB/s avgrq-sz avgqu-sz await r_await w_await svctm %util
sda 2.00 8.00 2.00 9500.00 16.00 151948.00 31.99 1.07 0.11 4.00 0.11 0.09 88.40
If your read or write
17%
19.11.2019
Jobs: 1 (f=1): [w(1)][100.0%][w=654MiB/s][w=167k IOPS][eta 00m:00s]
test: (groupid=0, jobs=1): err= 0: pid=1225: Sat Oct 12 19:20:18 2019
write: IOPS=168k, BW=655MiB/s (687MB/s)(10.0GiB/15634msec); 0
17%
20.02.2012
.57, 0.00, 12.76, 85, 0
2012-01-09 21:09:21, 84, 4.84, 0, 0.29, 17.36, 0.00, 5.09, 90, 0
2012-01-09 21:09:47, 80, 4
