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Chapter 9 - Violin Utilities
# perf_test -s 640 -R -A64 -t8 -o
Violin Memory, Inc.
Version: vtms-linux-utils-D4.5.4, 05/23/2011
Command: perf_test -s 640 -R -A64 -t8 -o
Running with options:
threads
block_size
memory size
memory start addr
write:read ratio
random mode
duration
path
MB
no-cache mode
AIO depth
Time (sec)Read BW Write BWTotal BWRead IOPSWrite IOPSTotal IOPS
1
817.181 MB/s0.000 MB/s817.181 MB/s199507001995070
2
817.132 MB/s0.000 MB/s817.132 MB/s1994950199495
3
817.160 MB/s0.000 MB/s817.160 MB/s1995010199501
4
817.096 MB/s0.000 MB/s817.096 MB/s1994860199486
166
The
utility returns information similar to the following example when
perf_test
run on a Linux host:
= 8
= 4096
= 640 GB
= 0x0
= 0:1
= 1
= 0 secs
= /dev/vtms-strad
= 1000000 bytes
= 1
= 64
VMA-series Memory Array Installation and Service Guide
HP-AM456-9002A Rev 01
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