Add debug log

pingcap · Nov 6, 2020 · 64eba50 · 64eba50
1 parent 29e547b
commit 64eba50
Show file tree

Hide file tree

Showing 2 changed files with 5 additions and 5 deletions.
diff --git a/pkg/repository/store/store_test.go b/pkg/repository/store/store_test.go
@@ -14,7 +14,6 @@
 package store
 
 import (
-	"fmt"
 	"io/ioutil"
 	"os"
 	"testing"
@@ -65,10 +64,6 @@ func TestConflict(t *testing.T) {
 
 	store := New(root, "")
 
-	fi, err := os.Stat(root)
-	assert.Nil(t, err)
-	fmt.Println("begin", fi.ModTime().UnixNano())
-
 	txn1, err := store.Begin()
 	assert.Nil(t, err)
 	txn2, err := store.Begin()

diff --git a/pkg/repository/store/txn.go b/pkg/repository/store/txn.go
@@ -191,6 +191,7 @@ func (t *localTxn) Rollback() error {
 }
 
 func (t *localTxn) checkConflict() error {
+	fmt.Println("======start of check conflict=======")
 	for file := range t.accessed {
 		mt, err := t.store.last(file)
 		if err != nil {
@@ -199,6 +200,10 @@ func (t *localTxn) checkConflict() error {
 		if mt != nil && mt.After(*t.first(file)) {
 			return ErrorFsCommitConflict
 		}
+		fmt.Printf("first modify time of %s: %d\n", file, t.first(file).UnixNano())
+		if mt != nil {
+			fmt.Printf("last modify time of %s: %d\n", file, mt.UnixNano())
+		}
 	}
 	return nil
 }