Files
tidb/util/execdetails/execdetails_test.go

108 lines
3.5 KiB
Go

// Copyright 2018 PingCAP, Inc.
//
// 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,
// See the License for the specific language governing permissions and
// limitations under the License.
package execdetails
import (
"fmt"
"sync"
"testing"
"time"
"github.com/pingcap/tidb/util/stringutil"
"github.com/pingcap/tipb/go-tipb"
)
func TestString(t *testing.T) {
detail := &ExecDetails{
ProcessTime: 2*time.Second + 5*time.Millisecond,
WaitTime: time.Second,
BackoffTime: time.Second,
RequestCount: 1,
TotalKeys: 100,
ProcessedKeys: 10,
CommitDetail: &CommitDetails{
GetCommitTsTime: time.Second,
PrewriteTime: time.Second,
CommitTime: time.Second,
LocalLatchTime: time.Second,
CommitBackoffTime: int64(time.Second),
Mu: struct {
sync.Mutex
BackoffTypes []fmt.Stringer
}{BackoffTypes: []fmt.Stringer{
stringutil.MemoizeStr(func() string {
return "backoff1"
}),
stringutil.MemoizeStr(func() string {
return "backoff2"
}),
}},
ResolveLockTime: 1000000000, // 10^9 ns = 1s
WriteKeys: 1,
WriteSize: 1,
PrewriteRegionNum: 1,
TxnRetry: 1,
},
}
expected := "Process_time: 2.005 Wait_time: 1 Backoff_time: 1 Request_count: 1 Total_keys: 100 Process_keys: 10 Prewrite_time: 1 Commit_time: 1 " +
"Get_commit_ts_time: 1 Commit_backoff_time: 1 Backoff_types: [backoff1 backoff2] Resolve_lock_time: 1 Local_latch_wait_time: 1 Write_keys: 1 Write_size: 1 Prewrite_region: 1 Txn_retry: 1"
if str := detail.String(); str != expected {
t.Errorf("got:\n%s\nexpected:\n%s", str, expected)
}
detail = &ExecDetails{}
if str := detail.String(); str != "" {
t.Errorf("got:\n%s\nexpected:\n", str)
}
}
func mockExecutorExecutionSummary(TimeProcessedNs, NumProducedRows, NumIterations uint64) *tipb.ExecutorExecutionSummary {
return &tipb.ExecutorExecutionSummary{TimeProcessedNs: &TimeProcessedNs, NumProducedRows: &NumProducedRows,
NumIterations: &NumIterations, XXX_unrecognized: nil}
}
func TestCopRuntimeStats(t *testing.T) {
stats := NewRuntimeStatsColl()
stats.RecordOneCopTask("table_scan", "8.8.8.8", mockExecutorExecutionSummary(1, 1, 1))
stats.RecordOneCopTask("table_scan", "8.8.8.9", mockExecutorExecutionSummary(2, 2, 2))
stats.RecordOneCopTask("agg", "8.8.8.8", mockExecutorExecutionSummary(3, 3, 3))
stats.RecordOneCopTask("agg", "8.8.8.9", mockExecutorExecutionSummary(4, 4, 4))
if stats.ExistsCopStats("table_scan") != true {
t.Fatal("exist")
}
cop := stats.GetCopStats("table_scan")
if cop.String() != "proc max:2ns, min:1ns, p80:2ns, p95:2ns, rows:3, iters:3, tasks:2" {
t.Fatal("table_scan")
}
copStats := cop.stats["8.8.8.8"]
if copStats == nil {
t.Fatal("cop stats is nil")
}
copStats[0].SetRowNum(10)
copStats[0].Record(time.Second, 10)
if copStats[0].String() != "time:1.000000001s, loops:2, rows:20" {
t.Fatalf("cop stats string is not expect, got: %v", copStats[0].String())
}
if stats.GetCopStats("agg").String() != "proc max:4ns, min:3ns, p80:4ns, p95:4ns, rows:7, iters:7, tasks:2" {
t.Fatal("agg")
}
rootStats := stats.GetRootStats("table_reader")
if rootStats == nil {
t.Fatal("table_reader")
}
if stats.ExistsRootStats("table_reader") == false {
t.Fatal("table_reader not exists")
}
}