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ruanhaishen
redis
Commits
0ea9a20d
Commit
0ea9a20d
authored
Aug 29, 2013
by
antirez
Browse files
Test: added a memory efficiency test.
parent
752b1fca
Changes
2
Hide whitespace changes
Inline
Side-by-side
tests/test_helper.tcl
View file @
0ea9a20d
...
...
@@ -45,6 +45,7 @@ set ::all_tests {
unit/obuf-limits
unit/dump
unit/bitops
unit/memefficiency
}
# Index to the next test to run in the ::all_tests list.
set ::next_test 0
...
...
tests/unit/memefficiency.tcl
0 → 100644
View file @
0ea9a20d
proc test_memory_efficiency
{
range
}
{
r flushall
set base_mem
[
s used_memory
]
set written 0
for
{
set j 0
}
{
$j
< 10000
}
{
incr j
}
{
set key key:$j
set val
[
string repeat A
[
expr
{
int
(
rand
()
*$range
)}]]
r set $key $val
incr written
[
string length $key
]
incr written
[
string length $val
]
incr written 2
;
# A separator is the minimum to store key-value data.
}
set current_mem
[
s used_memory
]
set used
[
expr
{
$current
_mem-$base_mem
}]
set efficiency
[
expr
{
double
(
$written
)
/$used
}]
return $efficiency
}
start_server
{
tags
{
"memefficiency"
}}
{
foreach
{
size_range expected_min_efficiency
}
{
32 0.15
64 0.25
128 0.35
1024 0.75
16384 0.90
}
{
test
"Memory efficiency with values in range
$size
_range"
{
set efficiency
[
test_memory_efficiency $size_range
]
assert
{
$efficiency
>= $expected_min_efficiency
}
}
}
}
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