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// Copyright 2020 The gVisor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package tools
import (
"testing"
)
// TestSysbenchCpu tests parses on sample 'sysbench cpu' output.
func TestSysbenchCpu(t *testing.T) {
sampleData := `
sysbench 1.0.11 (using system LuaJIT 2.1.0-beta3)
Running the test with following options:
Number of threads: 8
Initializing random number generator from current time
Prime numbers limit: 10000
Initializing worker threads...
Threads started!
CPU speed:
events per second: 9093.38
General statistics:
total time: 10.0007s
total number of events: 90949
Latency (ms):
min: 0.64
avg: 0.88
max: 24.65
95th percentile: 1.55
sum: 79936.91
Threads fairness:
events (avg/stddev): 11368.6250/831.38
execution time (avg/stddev): 9.9921/0.01
`
sysbench := SysbenchCPU{}
want := 9093.38
if got, err := sysbench.parseEvents(sampleData); err != nil {
t.Fatalf("parse cpu events failed: %v", err)
} else if want != got {
t.Fatalf("got: %f want: %f", got, want)
}
}
// TestSysbenchMemory tests parsers on sample 'sysbench memory' output.
func TestSysbenchMemory(t *testing.T) {
sampleData := `
sysbench 1.0.11 (using system LuaJIT 2.1.0-beta3)
Running the test with following options:
Number of threads: 8
Initializing random number generator from current time
Running memory speed test with the following options:
block size: 1KiB
total size: 102400MiB
operation: write
scope: global
Initializing worker threads...
Threads started!
Total operations: 47999046 (9597428.64 per second)
46874.07 MiB transferred (9372.49 MiB/sec)
General statistics:
total time: 5.0001s
total number of events: 47999046
Latency (ms):
min: 0.00
avg: 0.00
max: 0.21
95th percentile: 0.00
sum: 33165.91
Threads fairness:
events (avg/stddev): 5999880.7500/111242.52
execution time (avg/stddev): 4.1457/0.09
`
sysbench := SysbenchMemory{}
want := 9597428.64
if got, err := sysbench.parseOperations(sampleData); err != nil {
t.Fatalf("parse memory ops failed: %v", err)
} else if want != got {
t.Fatalf("got: %f want: %f", got, want)
}
}
// TestSysbenchMutex tests parsers on sample 'sysbench mutex' output.
func TestSysbenchMutex(t *testing.T) {
sampleData := `
sysbench 1.0.11 (using system LuaJIT 2.1.0-beta3)
The 'mutex' test requires a command argument. See 'sysbench mutex help'
root@ec078132e294:/# sysbench mutex --threads=8 run
sysbench 1.0.11 (using system LuaJIT 2.1.0-beta3)
Running the test with following options:
Number of threads: 8
Initializing random number generator from current time
Initializing worker threads...
Threads started!
General statistics:
total time: 0.2320s
total number of events: 8
Latency (ms):
min: 152.35
avg: 192.48
max: 231.41
95th percentile: 231.53
sum: 1539.83
Threads fairness:
events (avg/stddev): 1.0000/0.00
execution time (avg/stddev): 0.1925/0.04
`
sysbench := SysbenchMutex{}
want := .1925
if got, err := sysbench.parseExecutionTime(sampleData); err != nil {
t.Fatalf("parse mutex time failed: %v", err)
} else if want != got {
t.Fatalf("got: %f want: %f", got, want)
}
want = 0.04
if got, err := sysbench.parseDeviation(sampleData); err != nil {
t.Fatalf("parse mutex deviation failed: %v", err)
} else if want != got {
t.Fatalf("got: %f want: %f", got, want)
}
want = 192.48
if got, err := sysbench.parseLatency(sampleData); err != nil {
t.Fatalf("parse mutex time failed: %v", err)
} else if want != got {
t.Fatalf("got: %f want: %f", got, want)
}
}
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