25%
26.01.2012
32KB < < 128KB
64
128KB < < 256KB
0
256KB < < 512KB
2
512KB < < 1MB
3
1MB < < 10MB
87
10MB < < 100MB
0
100MB < < 1GB
25%
15.02.2012
32KB < < 128KB
64
128KB < < 256KB
0
256KB < < 512KB
2
512KB < < 1MB
3
1MB < < 10MB
87
10MB < < 100MB
0
100MB < < 1GB
22%
18.07.2013
: 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
22%
15.02.2012
1MB < < 10MB
1,335
166
235
10MB < < 100MB
2
0
0
100MB < < 1GB
0
0
0
1GB < < 10GB
0
0
0
22%
26.01.2012
1MB < < 10MB
1,335
166
235
10MB < < 100MB
2
0
0
100MB < < 1GB
0
0
0
1GB < < 10GB
0
0
0
22%
12.03.2013
is shown in Listing 1.
Listing 1: Sample nfsiostat Output
Linux 2.6.18-308.16.1.el5.centos.plus (home8) 02/10/2013 _i686_ (1 CPU)
02/10/2013 03:38:48 PM
Filesystem: rMB_nor/s wMB
21%
02.08.2021
Adaptor (HBA), write 1GB worth of sequential data in 1MB transfers to the HDD with dd:
$ sudo dd if=/dev/zero of=/dev/sdf bs=1M count=1024
1024+0 records in
1024+0 records out
1073741824 bytes (1.1 GB, 1.0
21%
27.08.2014
is more detailed than the ASCII chart, using 1MB buckets instead of 10MB buckets.
Figure 5: PDF IOPS heat map chart during IOzone write test.
Figure 6
21%
12.09.2013
adapter
Via adapter
Via adapter
Via adapter
LAN
1x 10/100/1000-Base-T
1x 10/100/1000-Base-T
1x 10/100/1000-Base-T
1x 10/100/1000-Base-T
1x 10/100
21%
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
