diff --git a/Makefile b/Makefile
index b8f93fe04bd..aad6a20525c 100644
--- a/Makefile
+++ b/Makefile
@@ -388,6 +388,17 @@ clean:
 sync-diff-inspector:
 	$(GOBUILD) -ldflags '$(LDFLAGS)' -o bin/sync_diff_inspector ./sync_diff_inspector
 
+sync-diff-inspector-integration_test: failpoint-enable sync-diff-inspector failpoint-disable
+	@which bin/tidb-server
+	@which bin/tikv-server
+	@which bin/pd-server
+	@which bin/sync_diff_inspector
+	@which bin/dumpling
+	@which bin/loader
+	@which bin/importer
+	cd sync_diff_inspector && ln -sf ../bin .
+	cd sync_diff_inspector && ./tests/run.sh
+
 dm: dm-master dm-worker dmctl dm-syncer
 
 dm-master:
diff --git a/dm/pkg/shardddl/optimism/lock_test.go b/dm/pkg/shardddl/optimism/lock_test.go
index ee93aa3c945..f952463d4cd 100644
--- a/dm/pkg/shardddl/optimism/lock_test.go
+++ b/dm/pkg/shardddl/optimism/lock_test.go
@@ -2738,7 +2738,7 @@ func (t *testLock) TestTrySyncForOneDDL(c *check.C) {
 	c.Assert(schemaChanged, check.IsTrue)
 	c.Assert(conflictStage, check.Equals, ConflictNone)
 
-	// check create partition, no changed since https://github.com/pingcap/tidb-tools/blob/d671b0840063bc2532941f02e02e12627402844c/pkg/schemacmp/table.go#L251
+	// check create partition, no changed since https://github.com/pingcap/tidb/blob/42075e6ad60ba5d1f860ac845908f0c34ac28253/pkg/util/schemacmp/table.go#L256
 	schemaChanged, conflictStage = l.trySyncForOneDDL(source, schema, table1, t0, t1)
 	c.Assert(schemaChanged, check.IsTrue)
 	c.Assert(conflictStage, check.Equals, ConflictNone)
diff --git a/dm/syncer/validate_worker.go b/dm/syncer/validate_worker.go
index a32d8769001..3e7082085fb 100644
--- a/dm/syncer/validate_worker.go
+++ b/dm/syncer/validate_worker.go
@@ -476,7 +476,7 @@ type validateCompareContext struct {
 	columns     []*model.ColumnInfo
 }
 
-// a simplified version of https://github.com/pingcap/tidb-tools/blob/d9fdfa2f9040aab3fab7cd11774a82226f467fe7/sync_diff_inspector/utils/utils.go#L487-L606
+// a simplified version of CompareData in https://github.com/pingcap/tiflow/blob/4c38b919659e8506c220d1be9b0fdd7baf609e33/sync_diff_inspector/utils/utils.go#L538
 func (c *validateCompareContext) compareData(key string, sourceData, targetData []*sql.NullString) (bool, error) {
 	for i, column := range c.columns {
 		data1, data2 := sourceData[i], targetData[i]
diff --git a/sync_diff_inspector/tests/README.md b/sync_diff_inspector/tests/README.md
index 443b78dd7e8..efbb53fe911 100644
--- a/sync_diff_inspector/tests/README.md
+++ b/sync_diff_inspector/tests/README.md
@@ -21,7 +21,7 @@ This folder contains all tests which relies on external service such as TiDB.
 
 3. The user executing the tests must have permission to create the folder
 
-   `/tmp/tidb_tools_test`. All test artifacts will be written into this folder.
+   `/tmp/sync_diff_inspector_test`. All test artifacts will be written into this folder.
 
 ## Running
 
diff --git a/sync_diff_inspector/tests/_utils/check_contains b/sync_diff_inspector/tests/_utils/check_contains
index 651ee15fb5a..4bf3cb77b7a 100755
--- a/sync_diff_inspector/tests/_utils/check_contains
+++ b/sync_diff_inspector/tests/_utils/check_contains
@@ -4,7 +4,7 @@
 # argument 2 is the filename
 
 set -eu
-OUT_DIR=/tmp/tidb_tools_test
+OUT_DIR=/tmp/sync_diff_inspector_test
 
 if ! grep -Fq "$1" "$2"; then
 	echo "TEST FAILED: '$2' DOES NOT CONTAIN '$1'"
diff --git a/sync_diff_inspector/tests/_utils/check_contains_count b/sync_diff_inspector/tests/_utils/check_contains_count
index 79dd3c79e3b..9dcf3f46c95 100755
--- a/sync_diff_inspector/tests/_utils/check_contains_count
+++ b/sync_diff_inspector/tests/_utils/check_contains_count
@@ -5,7 +5,7 @@
 # argument 3 is the match count
 
 set -eu
-OUT_DIR=/tmp/tidb_tools_test
+OUT_DIR=/tmp/sync_diff_inspector_test
 
 count=$(grep -F "$1" "$2" | wc -l)
 
diff --git a/sync_diff_inspector/tests/_utils/check_contains_regex b/sync_diff_inspector/tests/_utils/check_contains_regex
index c8d780a6cc5..f1ac3f5adea 100755
--- a/sync_diff_inspector/tests/_utils/check_contains_regex
+++ b/sync_diff_inspector/tests/_utils/check_contains_regex
@@ -4,7 +4,7 @@
 # argument 2 is the filename
 
 set -eu
-OUT_DIR=/tmp/tidb_tools_test
+OUT_DIR=/tmp/sync_diff_inspector_test
 
 if ! grep -q "$1" "$2"; then
 	echo "TEST FAILED: '$2' DOES NOT CONTAIN '$1'"
diff --git a/sync_diff_inspector/tests/run.sh b/sync_diff_inspector/tests/run.sh
index f5f54536b88..c98c7e75421 100755
--- a/sync_diff_inspector/tests/run.sh
+++ b/sync_diff_inspector/tests/run.sh
@@ -2,7 +2,7 @@
 
 set -eu
 
-OUT_DIR=/tmp/tidb_tools_test
+OUT_DIR=/tmp/sync_diff_inspector_test
 
 # assign default value to mysql config
 if [[ -z ${MYSQL_HOST+x} ]]; then
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/checkpoint/config_base.toml b/sync_diff_inspector/tests/sync_diff_inspector/checkpoint/config_base.toml
index 37629b414fa..671dba46490 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/checkpoint/config_base.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/checkpoint/config_base.toml
@@ -40,7 +40,7 @@ chunk-size = 10
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["mysql1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/checkpoint/config_base_continous.toml b/sync_diff_inspector/tests/sync_diff_inspector/checkpoint/config_base_continous.toml
index b83552c0cd7..2d897f52bab 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/checkpoint/config_base_continous.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/checkpoint/config_base_continous.toml
@@ -42,7 +42,7 @@ chunk-size = 50
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["mysql1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/checkpoint/config_base_rand.toml b/sync_diff_inspector/tests/sync_diff_inspector/checkpoint/config_base_rand.toml
index 50d15de73b7..d2e3248f65f 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/checkpoint/config_base_rand.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/checkpoint/config_base_rand.toml
@@ -41,7 +41,7 @@ chunk-size = 500
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["mysql1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/checkpoint/run.sh b/sync_diff_inspector/tests/sync_diff_inspector/checkpoint/run.sh
index ac2a1d53016..1382fe3e893 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/checkpoint/run.sh
+++ b/sync_diff_inspector/tests/sync_diff_inspector/checkpoint/run.sh
@@ -4,7 +4,7 @@ set -ex
 
 cd "$(dirname "$0")"
 
-OUT_DIR=/tmp/tidb_tools_test/sync_diff_inspector/output
+OUT_DIR=/tmp/sync_diff_inspector_test/sync_diff_inspector/output
 rm -rf $OUT_DIR
 mkdir -p $OUT_DIR
 
@@ -14,9 +14,9 @@ sed "s/\"127.0.0.1\"#MYSQL_HOST/\"${MYSQL_HOST}\"/g" ./config_base.toml | sed "s
 
 echo "================test bucket checkpoint================="
 echo "---------1. chunk is in the last of the bucket---------"
-export GO_FAILPOINTS="github.com/pingcap/tidb-tools/sync_diff_inspector/splitter/check-one-bucket=return();\
-github.com/pingcap/tidb-tools/sync_diff_inspector/splitter/print-chunk-info=return();\
-main/wait-for-checkpoint=return()"
+export GO_FAILPOINTS="github.com/pingcap/tiflow/sync_diff_inspector/splitter/check-one-bucket=return();\
+github.com/pingcap/tiflow/sync_diff_inspector/splitter/print-chunk-info=return();\
+github.com/pingcap/tiflow/sync_diff_inspector/diff/wait-for-checkpoint=return()"
 sync_diff_inspector --config=./config.toml >$OUT_DIR/checkpoint_diff.output
 check_contains "check pass!!!" $OUT_DIR/sync_diff.log
 # Save the last chunk's info,
@@ -41,7 +41,7 @@ bucket_index_right=$(($(echo ${last_chunk_index_array[1]} | awk -F '-' '{print $
 echo $bucket_index_right
 
 rm -f $OUT_DIR/sync_diff.log
-export GO_FAILPOINTS="github.com/pingcap/tidb-tools/sync_diff_inspector/splitter/print-chunk-info=return()"
+export GO_FAILPOINTS="github.com/pingcap/tiflow/sync_diff_inspector/splitter/print-chunk-info=return()"
 sync_diff_inspector --config=./config.toml >$OUT_DIR/checkpoint_diff.output
 first_chunk_info=$(grep 'print-chunk-info' $OUT_DIR/sync_diff.log | awk -F 'lowerBounds=' '{print $2}' | sed 's/[]["]//g' | sort -n | awk 'NR==1')
 echo $first_chunk_info | awk -F '=' '{print $1}' >$OUT_DIR/first_chunk_bound
@@ -55,10 +55,10 @@ check_contains_regex ".:${bucket_index_right}-.:0:." $OUT_DIR/first_chunk_index
 echo "--------2. chunk is in the middle of the bucket--------"
 rm -rf $OUT_DIR
 mkdir -p $OUT_DIR
-export GO_FAILPOINTS="github.com/pingcap/tidb-tools/sync_diff_inspector/splitter/check-one-bucket=return();\
-github.com/pingcap/tidb-tools/sync_diff_inspector/splitter/ignore-last-n-chunk-in-bucket=return(1);\
-github.com/pingcap/tidb-tools/sync_diff_inspector/splitter/print-chunk-info=return();\
-main/wait-for-checkpoint=return()"
+export GO_FAILPOINTS="github.com/pingcap/tiflow/sync_diff_inspector/splitter/check-one-bucket=return();\
+github.com/pingcap/tiflow/sync_diff_inspector/splitter/ignore-last-n-chunk-in-bucket=return(1);\
+github.com/pingcap/tiflow/sync_diff_inspector/splitter/print-chunk-info=return();\
+github.com/pingcap/tiflow/sync_diff_inspector/diff/wait-for-checkpoint=return()"
 sync_diff_inspector --config=./config.toml >$OUT_DIR/checkpoint_diff.output
 check_contains "check pass!!!" $OUT_DIR/sync_diff.log
 # Save the last chunk's info,
@@ -84,7 +84,7 @@ bucket_index_right=$(echo ${last_chunk_index_array[1]} | awk -F '-' '{print $2}'
 echo "${bucket_index_left}-${bucket_index_right}"
 
 rm -f $OUT_DIR/sync_diff.log
-export GO_FAILPOINTS="github.com/pingcap/tidb-tools/sync_diff_inspector/splitter/print-chunk-info=return()"
+export GO_FAILPOINTS="github.com/pingcap/tiflow/sync_diff_inspector/splitter/print-chunk-info=return()"
 sync_diff_inspector --config=./config.toml >$OUT_DIR/checkpoint_diff.output
 first_chunk_info=$(grep 'print-chunk-info' $OUT_DIR/sync_diff.log | awk -F 'lowerBounds=' '{print $2}' | sed 's/[]["]//g' | sort -n | awk 'NR==1')
 echo $first_chunk_info | awk -F '=' '{print $1}' >$OUT_DIR/first_chunk_bound
@@ -101,9 +101,9 @@ echo "================test random checkpoint================="
 echo "--------------1. chunk is in the middle----------------"
 rm -rf $OUT_DIR
 mkdir -p $OUT_DIR
-export GO_FAILPOINTS="github.com/pingcap/tidb-tools/sync_diff_inspector/splitter/ignore-last-n-chunk-in-bucket=return(1);\
-github.com/pingcap/tidb-tools/sync_diff_inspector/splitter/print-chunk-info=return();\
-main/wait-for-checkpoint=return()"
+export GO_FAILPOINTS="github.com/pingcap/tiflow/sync_diff_inspector/splitter/ignore-last-n-chunk-in-bucket=return(1);\
+github.com/pingcap/tiflow/sync_diff_inspector/splitter/print-chunk-info=return();\
+github.com/pingcap/tiflow/sync_diff_inspector/diff/wait-for-checkpoint=return()"
 sync_diff_inspector --config=./config.toml >$OUT_DIR/checkpoint_diff.output
 check_contains "check pass!!!" $OUT_DIR/sync_diff.log
 # Save the last chunk's info,
@@ -125,7 +125,7 @@ done
 [[ $((${last_chunk_index_array[2]} + 2)) -eq ${last_chunk_index_array[3]} ]] || exit 1
 
 rm -f $OUT_DIR/sync_diff.log
-export GO_FAILPOINTS="github.com/pingcap/tidb-tools/sync_diff_inspector/splitter/print-chunk-info=return()"
+export GO_FAILPOINTS="github.com/pingcap/tiflow/sync_diff_inspector/splitter/print-chunk-info=return()"
 sync_diff_inspector --config=./config.toml >$OUT_DIR/checkpoint_diff.output
 first_chunk_info=$(grep 'print-chunk-info' $OUT_DIR/sync_diff.log | awk -F 'lowerBounds=' '{print $2}' | sed 's/[]["]//g' | sort -n | awk 'NR==1')
 echo $first_chunk_info | awk -F '=' '{print $1}' >$OUT_DIR/first_chunk_bound
@@ -142,7 +142,7 @@ echo "================test checkpoint continous================="
 # so data-check will be skipped
 mysql -uroot -h 127.0.0.1 -P 4000 -e "create table IF NOT EXISTS diff_test.ttt(a int, aa int, primary key(a), key(aa));"
 mysql -uroot -h ${MYSQL_HOST} -P ${MYSQL_PORT} -e "create table IF NOT EXISTS diff_test.ttt(a int, b int, primary key(a), key(b));"
-export GO_FAILPOINTS="main/wait-for-checkpoint=return()"
+export GO_FAILPOINTS="github.com/pingcap/tiflow/sync_diff_inspector/diff/wait-for-checkpoint=return()"
 sync_diff_inspector --config=./config.toml >$OUT_DIR/checkpoint_diff.output || true
 grep 'save checkpoint' $OUT_DIR/sync_diff.log | awk 'END {print}' >$OUT_DIR/checkpoint_info
 check_not_contains 'has-upper\":true' $OUT_DIR/checkpoint_info
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/config_base_mysql.toml b/sync_diff_inspector/tests/sync_diff_inspector/config_base_mysql.toml
index f56695ba72a..591a46d8142 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/config_base_mysql.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/config_base_mysql.toml
@@ -36,7 +36,7 @@ check-struct-only = false
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["mysql1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/config_base_tidb.toml b/sync_diff_inspector/tests/sync_diff_inspector/config_base_tidb.toml
index 726db6c1e00..0f04629d565 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/config_base_tidb.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/config_base_tidb.toml
@@ -37,7 +37,7 @@ check-struct-only = false
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["tidb1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/expression/config.toml b/sync_diff_inspector/tests/sync_diff_inspector/expression/config.toml
index 782ffa97884..1b6b90f6f25 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/expression/config.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/expression/config.toml
@@ -36,7 +36,7 @@ check-struct-only = false
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["tidb1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/expression/run.sh b/sync_diff_inspector/tests/sync_diff_inspector/expression/run.sh
index 77336b7461a..d9da2dc1ab6 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/expression/run.sh
+++ b/sync_diff_inspector/tests/sync_diff_inspector/expression/run.sh
@@ -3,8 +3,8 @@
 set -ex
 
 cd "$(dirname "$0")"
-OUT_DIR=/tmp/tidb_tools_test/sync_diff_inspector/output
-FIX_DIR=/tmp/tidb_tools_test/sync_diff_inspector/fixsql
+OUT_DIR=/tmp/sync_diff_inspector_test/sync_diff_inspector/output
+FIX_DIR=/tmp/sync_diff_inspector_test/sync_diff_inspector/fixsql
 rm -rf $OUT_DIR
 rm -rf $FIX_DIR
 mkdir -p $OUT_DIR
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/json/config_base.toml b/sync_diff_inspector/tests/sync_diff_inspector/json/config_base.toml
index fc0d8f8e9a9..8698b7fc6c8 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/json/config_base.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/json/config_base.toml
@@ -36,7 +36,7 @@ check-struct-only = false
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["mysql1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/json/run.sh b/sync_diff_inspector/tests/sync_diff_inspector/json/run.sh
index 16312c44a9a..40982463cdb 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/json/run.sh
+++ b/sync_diff_inspector/tests/sync_diff_inspector/json/run.sh
@@ -4,7 +4,7 @@ set -e
 
 cd "$(dirname "$0")"
 
-OUT_DIR=/tmp/tidb_tools_test/sync_diff_inspector/output
+OUT_DIR=/tmp/sync_diff_inspector_test/sync_diff_inspector/output
 rm -rf $OUT_DIR
 mkdir -p $OUT_DIR
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/run.sh b/sync_diff_inspector/tests/sync_diff_inspector/run.sh
index cc82282f31b..634de3e2921 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/run.sh
+++ b/sync_diff_inspector/tests/sync_diff_inspector/run.sh
@@ -7,7 +7,7 @@ cd "$(dirname "$0")"
 # check mysql status
 check_db_status "${MYSQL_HOST}" "${MYSQL_PORT}" mysql "."
 
-BASE_DIR=/tmp/tidb_tools_test/sync_diff_inspector
+BASE_DIR=/tmp/sync_diff_inspector_test/sync_diff_inspector
 OUT_DIR=$BASE_DIR/output
 
 mkdir -p $OUT_DIR || true
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/shard/config_base.toml b/sync_diff_inspector/tests/sync_diff_inspector/shard/config_base.toml
index 9c34352c958..69a6230e58b 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/shard/config_base.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/shard/config_base.toml
@@ -45,7 +45,7 @@ target-table = "test" # 目标表名
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["mysql1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_1.toml b/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_1.toml
index 953fd67cd0a..56fea038c2f 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_1.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_1.toml
@@ -45,7 +45,7 @@ target-table = "tbl"
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["mysql1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_2.toml b/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_2.toml
index a36d0ab3727..9e27ec1ef42 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_2.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_2.toml
@@ -43,7 +43,7 @@ target-schema = "router_test_1"
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["mysql1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_3.toml b/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_3.toml
index 055afef9997..196fc213372 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_3.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_3.toml
@@ -45,7 +45,7 @@ target-table = "tbl"
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["mysql1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_4.toml b/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_4.toml
index 3b75fc35312..9af16a153e3 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_4.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_4.toml
@@ -39,7 +39,7 @@ check-struct-only = false
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["mysql1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_5.toml b/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_5.toml
index 8ef05c96bc5..06e3ddcc418 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_5.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/shard/config_router_5.toml
@@ -45,7 +45,7 @@ target-table = "tbl"
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["mysql1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/shard/run.sh b/sync_diff_inspector/tests/sync_diff_inspector/shard/run.sh
index 729059c5cc7..8795632b1e8 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/shard/run.sh
+++ b/sync_diff_inspector/tests/sync_diff_inspector/shard/run.sh
@@ -4,7 +4,7 @@ set -e
 
 cd "$(dirname "$0")"
 
-OUT_DIR=/tmp/tidb_tools_test/sync_diff_inspector/output
+OUT_DIR=/tmp/sync_diff_inspector_test/sync_diff_inspector/output
 rm -rf $OUT_DIR
 mkdir -p $OUT_DIR
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/snapshot/config_base.toml b/sync_diff_inspector/tests/sync_diff_inspector/snapshot/config_base.toml
index a8921fb6ad4..0c871c05f0c 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/snapshot/config_base.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/snapshot/config_base.toml
@@ -37,7 +37,7 @@ check-struct-only = false
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["tidb1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/snapshot/run.sh b/sync_diff_inspector/tests/sync_diff_inspector/snapshot/run.sh
index c34c78b81ec..e0834ec9d44 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/snapshot/run.sh
+++ b/sync_diff_inspector/tests/sync_diff_inspector/snapshot/run.sh
@@ -4,8 +4,8 @@ set -e
 
 cd "$(dirname "$0")"
 
-OUT_DIR=/tmp/tidb_tools_test/sync_diff_inspector/output
-FIX_DIR=/tmp/tidb_tools_test/sync_diff_inspector/fixsql
+OUT_DIR=/tmp/sync_diff_inspector_test/sync_diff_inspector/output
+FIX_DIR=/tmp/sync_diff_inspector_test/sync_diff_inspector/fixsql
 rm -rf $OUT_DIR
 rm -rf $FIX_DIR
 mkdir -p $OUT_DIR
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/table_config/config.toml b/sync_diff_inspector/tests/sync_diff_inspector/table_config/config.toml
index 5f5bc45a182..c881e6de0d8 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/table_config/config.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/table_config/config.toml
@@ -37,7 +37,7 @@ check-struct-only = false
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["tidb1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/table_config/run.sh b/sync_diff_inspector/tests/sync_diff_inspector/table_config/run.sh
index fa5b97a702d..ffa4aacc743 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/table_config/run.sh
+++ b/sync_diff_inspector/tests/sync_diff_inspector/table_config/run.sh
@@ -4,8 +4,8 @@ set -e
 
 cd "$(dirname "$0")"
 
-OUT_DIR=/tmp/tidb_tools_test/sync_diff_inspector/output
-FIX_DIR=/tmp/tidb_tools_test/sync_diff_inspector/fixsql
+OUT_DIR=/tmp/sync_diff_inspector_test/sync_diff_inspector/output
+FIX_DIR=/tmp/sync_diff_inspector_test/sync_diff_inspector/fixsql
 rm -rf $OUT_DIR
 rm -rf $FIX_DIR
 mkdir -p $OUT_DIR
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/table_skip/config_base.toml b/sync_diff_inspector/tests/sync_diff_inspector/table_skip/config_base.toml
index ba341007394..244638291a9 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/table_skip/config_base.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/table_skip/config_base.toml
@@ -39,7 +39,7 @@ skip-non-existing-table = true
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["mysql1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/table_skip/config_router.toml b/sync_diff_inspector/tests/sync_diff_inspector/table_skip/config_router.toml
index 2fa4ededf3e..736116ae286 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/table_skip/config_router.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/table_skip/config_router.toml
@@ -51,7 +51,7 @@ target-table = "t5"
 
 ######################### Task config #########################
 [task]
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["mysql1", "mysql2"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/table_skip/run.sh b/sync_diff_inspector/tests/sync_diff_inspector/table_skip/run.sh
index 4ee4e3b98b1..99edc8e64f3 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/table_skip/run.sh
+++ b/sync_diff_inspector/tests/sync_diff_inspector/table_skip/run.sh
@@ -4,7 +4,7 @@ set -ex
 
 cd "$(dirname "$0")"
 
-OUT_DIR=/tmp/tidb_tools_test/sync_diff_inspector/output
+OUT_DIR=/tmp/sync_diff_inspector_test/sync_diff_inspector/output
 rm -rf $OUT_DIR
 mkdir -p $OUT_DIR
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/time_zone/config.toml b/sync_diff_inspector/tests/sync_diff_inspector/time_zone/config.toml
index 4f3f813eef1..60ad69c75f8 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/time_zone/config.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/time_zone/config.toml
@@ -36,7 +36,7 @@ check-struct-only = false
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["tidb1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/time_zone/run.sh b/sync_diff_inspector/tests/sync_diff_inspector/time_zone/run.sh
index 05b015ec8f4..ae9367c3f4d 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/time_zone/run.sh
+++ b/sync_diff_inspector/tests/sync_diff_inspector/time_zone/run.sh
@@ -3,8 +3,8 @@
 set -ex
 
 cd "$(dirname "$0")"
-OUT_DIR=/tmp/tidb_tools_test/sync_diff_inspector/output
-FIX_DIR=/tmp/tidb_tools_test/sync_diff_inspector/fixsql
+OUT_DIR=/tmp/sync_diff_inspector_test/sync_diff_inspector/output
+FIX_DIR=/tmp/sync_diff_inspector_test/sync_diff_inspector/fixsql
 rm -rf $OUT_DIR
 rm -rf $FIX_DIR
 mkdir -p $OUT_DIR
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/tls/config.toml b/sync_diff_inspector/tests/sync_diff_inspector/tls/config.toml
index 323134207ef..4995f15f272 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/tls/config.toml
+++ b/sync_diff_inspector/tests/sync_diff_inspector/tls/config.toml
@@ -41,7 +41,7 @@ check-struct-only = false
     # 2 log: sync-diff.log
     # 3 summary: summary.txt
     # 4 checkpoint: a dir
-    output-dir = "/tmp/tidb_tools_test/sync_diff_inspector/output"
+    output-dir = "/tmp/sync_diff_inspector_test/sync_diff_inspector/output"
 
     source-instances = ["tidb1"]
 
diff --git a/sync_diff_inspector/tests/sync_diff_inspector/tls/run.sh b/sync_diff_inspector/tests/sync_diff_inspector/tls/run.sh
index cfec9d28126..c9217cb17fb 100644
--- a/sync_diff_inspector/tests/sync_diff_inspector/tls/run.sh
+++ b/sync_diff_inspector/tests/sync_diff_inspector/tls/run.sh
@@ -8,7 +8,7 @@ CONF_PATH=$(cd ../../conf && pwd)
 CA_PATH="$CONF_PATH/root.crt"
 CERT_PATH="$CONF_PATH/client.crt"
 KEY_PATH="$CONF_PATH/client.key"
-OUT_DIR=/tmp/tidb_tools_test/sync_diff_inspector/output
+OUT_DIR=/tmp/sync_diff_inspector_test/sync_diff_inspector/output
 rm -rf $OUT_DIR
 mkdir -p $OUT_DIR
 
diff --git a/sync_diff_inspector/utils/table.go b/sync_diff_inspector/utils/table.go
index c4709d697d6..0be08ca51ca 100644
--- a/sync_diff_inspector/utils/table.go
+++ b/sync_diff_inspector/utils/table.go
@@ -197,7 +197,6 @@ func GetTableInfo(
 // GetTableInfoBySQL gets the table info from SQL.
 // Here we didn't use dbutiltest.GetTableInfoBySQL because it use buildTableInfoWithCheck internally,
 // and the check itself may cause errors in some integration tests.
-// See https://github.com/pingcap/tidb-tools/blob/37c2dad9218826a114e3389ac1209367715383ea/pkg/dbutil/table.go#L156-L162
 func GetTableInfoBySQL(createTableSQL string, parser2 *parser.Parser) (table *model.TableInfo, err error) {
 	stmt, err := parser2.ParseOneStmt(createTableSQL, "", "")
 	if err != nil {