public async Task Performance_Test(
int iterations)
{
Stopwatch.Restart();
for (var iteration = 1; iteration <= iterations; iteration++)
{
await L2Cache.SetStringAsync(
$"Performance:{iteration}",
"Value",
new DistributedCacheEntryOptions
{
AbsoluteExpirationRelativeToNow =
TimeSpan.FromMinutes(5),
});
}
Stopwatch.Stop();
var l2SetTicks = Stopwatch.ElapsedTicks;
Stopwatch.Restart();
for (var iteration = 1; iteration <= iterations; iteration++)
{
await L1L2Cache.GetStringAsync(
$"Performance:{iteration}");
}
Stopwatch.Stop();
var l1L2GetPropagationTicks = Stopwatch.ElapsedTicks;
Stopwatch.Restart();
for (var iteration = 1; iteration <= iterations; iteration++)
{
await L1L2Cache.SetStringAsync(
$"Performance:{iteration}",
"Value",
new DistributedCacheEntryOptions
{
AbsoluteExpirationRelativeToNow =
TimeSpan.FromMinutes(5),
});
}
Stopwatch.Stop();
var l1L2SetTicks = Stopwatch.ElapsedTicks;
Stopwatch.Restart();
for (var iteration = 1; iteration <= iterations; iteration++)
{
await L2Cache.GetStringAsync(
$"Performance:{iteration}");
}
Stopwatch.Stop();
var l2GetTicks = Stopwatch.ElapsedTicks;
Stopwatch.Restart();
for (var iteration = 1; iteration <= iterations; iteration++)
{
await L1L2Cache.GetStringAsync(
$"Performance:{iteration}");
}
Stopwatch.Stop();
var l1L2GetTicks = Stopwatch.ElapsedTicks;
Assert.True(
l1L2SetTicks / l2SetTicks < 3,
"L1L2Cache Set cannot perform significantly worse than RedisCache Set.");
Assert.True(
l2GetTicks / l1L2GetTicks > 100,
"L1L2Cache Get must perform significantly better than RedisCache Get.");
Assert.True(
l1L2GetPropagationTicks / l2GetTicks < 3,
"L1L2Cache Get with propagation cannot perform significantly worse than RedisCache Get.");
}
