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|
########################################################################
memory benchmark tests
########################################################################
$ args="memory --memory-block-size=4K --memory-total-size=1G --events=1 --time=0 --threads=2"
The --memory-hugetlb option is supported and printed by 'sysbench
help' only on Linux.
$ if [ "$(uname -s)" = "Linux" ]
> then
> sysbench $args help | grep hugetlb
> else
> echo " --memory-hugetlb[=on|off] allocate memory from HugeTLB pool [off]"
> fi
--memory-hugetlb[=on|off] allocate memory from HugeTLB pool [off]
$ sysbench $args help | grep -v hugetlb
sysbench * (glob)
memory options:
--memory-block-size=SIZE size of memory block for test [1K]
--memory-total-size=SIZE total size of data to transfer [100G]
--memory-scope=STRING memory access scope {global,local} [global]
--memory-oper=STRING type of memory operations {read, write, none} [write]
--memory-access-mode=STRING memory access mode {seq,rnd} [seq]
$ sysbench $args prepare
sysbench *.* * (glob)
'memory' test does not implement the 'prepare' command.
[1]
$ sysbench $args --memory-block-size=-1 run
sysbench * (glob)
FATAL: Invalid value for memory-block-size: -1
[1]
$ sysbench $args --memory-block-size=0 run
sysbench * (glob)
FATAL: Invalid value for memory-block-size: 0
[1]
$ sysbench $args --memory-block-size=3 run
sysbench * (glob)
FATAL: Invalid value for memory-block-size: 3
[1]
$ sysbench $args --memory-block-size=9 run
sysbench * (glob)
FATAL: Invalid value for memory-block-size: 9
[1]
########################################################################
# Global reads
########################################################################
$ sysbench $args --memory-oper=read run
sysbench *.* * (glob)
Running the test with following options:
Number of threads: 2
Initializing random number generator from current time
Running memory speed test with the following options:
block size: 4KiB
total size: 1024MiB
operation: read
scope: global
Initializing worker threads...
Threads started!
Total operations: 262144 (* per second) (glob)
1024.00 MiB transferred (* MiB/sec) (glob)
General statistics:
total time: *s (glob)
total number of events: 262144 (glob)
Latency (ms):
min: *.* (glob)
avg: *.* (glob)
max: *.* (glob)
95th percentile: *.* (glob)
sum: *.* (glob)
Threads fairness:
events (avg/stddev): */* (glob)
execution time (avg/stddev): */* (glob)
########################################################################
# Global writes
########################################################################
$ sysbench $args --memory-oper=write run
sysbench *.* * (glob)
Running the test with following options:
Number of threads: 2
Initializing random number generator from current time
Running memory speed test with the following options:
block size: 4KiB
total size: 1024MiB
operation: write
scope: global
Initializing worker threads...
Threads started!
Total operations: 262144 (* per second) (glob)
1024.00 MiB transferred (* MiB/sec) (glob)
General statistics:
total time: *s (glob)
total number of events: 262144 (glob)
Latency (ms):
min: *.* (glob)
avg: *.* (glob)
max: *.* (glob)
95th percentile: *.* (glob)
sum: *.* (glob)
Threads fairness:
events (avg/stddev): */* (glob)
execution time (avg/stddev): */* (glob)
########################################################################
# Local reads
########################################################################
$ sysbench $args --memory-scope=local --memory-oper=read run
sysbench *.* * (glob)
Running the test with following options:
Number of threads: 2
Initializing random number generator from current time
Running memory speed test with the following options:
block size: 4KiB
total size: 1024MiB
operation: read
scope: local
Initializing worker threads...
Threads started!
Total operations: 262144 (* per second) (glob)
1024.00 MiB transferred (* MiB/sec) (glob)
General statistics:
total time: *s (glob)
total number of events: 262144 (glob)
Latency (ms):
min: *.* (glob)
avg: *.* (glob)
max: *.* (glob)
95th percentile: *.* (glob)
sum: *.* (glob)
Threads fairness:
events (avg/stddev): */* (glob)
execution time (avg/stddev): */* (glob)
########################################################################
# Local writes
########################################################################
$ sysbench $args --memory-scope=local --memory-oper=write run
sysbench *.* * (glob)
Running the test with following options:
Number of threads: 2
Initializing random number generator from current time
Running memory speed test with the following options:
block size: 4KiB
total size: 1024MiB
operation: write
scope: local
Initializing worker threads...
Threads started!
Total operations: 262144 (* per second) (glob)
1024.00 MiB transferred (* MiB/sec) (glob)
General statistics:
total time: *s (glob)
total number of events: 262144 (glob)
Latency (ms):
min: *.* (glob)
avg: *.* (glob)
max: *.* (glob)
95th percentile: *.* (glob)
sum: *.* (glob)
Threads fairness:
events (avg/stddev): */* (glob)
execution time (avg/stddev): */* (glob)
$ sysbench $args cleanup
sysbench *.* * (glob)
'memory' test does not implement the 'cleanup' command.
[1]
|
