diff --git a/.github/workflows/pr-check.yml b/.github/workflows/pr-check.yml
index c7f8826..66e1464 100644
--- a/.github/workflows/pr-check.yml
+++ b/.github/workflows/pr-check.yml
@@ -16,28 +16,6 @@ jobs:
       - name: Check Spell
         uses: crate-ci/typos@master
 
-  staticcheck:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - name: Set up Go
-        uses: actions/setup-go@v5
-        with:
-          go-version: stable
-
-      - uses: reviewdog/action-staticcheck@v1
-        with:
-          github_token: ${{ secrets.github_token }}
-          # Change reviewdog reporter if you need [github-pr-check,github-check,github-pr-review].
-          reporter: github-pr-review
-          # Report all results.
-          filter_mode: nofilter
-          # Exit with 1 when it finds at least one finding.
-          fail_on_error: true
-          # Set staticcheck flags
-          # -ST1006 for fixing jit code receiver names like `self`
-          staticcheck_flags: -checks=inherit,-SA1029, -ST1006
-
   lint:
     runs-on: ubuntu-latest
     steps:
diff --git a/.github/workflows/release-check.yml b/.github/workflows/release-check.yml
deleted file mode 100644
index fb6cfcd..0000000
--- a/.github/workflows/release-check.yml
+++ /dev/null
@@ -1,25 +0,0 @@
-name: Release Check
-
-on:
-  pull_request:
-    branches:
-      - main
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-
-      - name: Check Source Branch
-        run: python2 -c "exit(0 if '${{ github.head_ref }}'.startswith('release') or '${{ github.head_ref }}'.startswith('hotfix') else 1)"
-
-      - name: Check Version
-        run: |
-          # get version code, runner not support grep -E here
-          SOURCE_VERSION=`grep 'Version\s*=\s*\"v[0-9]\{1,\}\.[0-9]\{1,\}\.[0-9]\{1,\}\"' *.go | awk -F '\"' '{print $(NF-1)}'`
-          git checkout main
-          MASTER_VERSION=`grep 'Version\s*=\s*\"v[0-9]\{1,\}\.[0-9]\{1,\}\.[0-9]\{1,\}\"' *.go | awk -F '\"' '{print $(NF-1)}'`
-          git checkout ${{Head.SHA}}
-          # check version update
-          python2 -c "exit(0 if list(map(int,'${SOURCE_VERSION#v}'.split('.')[:3])) > list(map(int,'${MASTER_VERSION#v}'.split('.')[:3])) else 1)"
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index b528582..68a192e 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -7,8 +7,7 @@ jobs:
     strategy:
       matrix:
         go: [ "1.18", "1.19", "1.20", "1.21", "1.22", "1.23" ]
-        os: [ X64 ]
-    runs-on: ${{ matrix.os }}
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
 
diff --git a/.golangci.yaml b/.golangci.yaml
index 71405b0..9584553 100644
--- a/.golangci.yaml
+++ b/.golangci.yaml
@@ -1,37 +1,10 @@
-# Options for analysis running.
-run:
-  # include `vendor` `third_party` `testdata` `examples` `Godeps` `builtin`
-  skip-dirs-use-default: true
-  skip-dirs:
-    - kitex_gen
-  skip-files:
-    - ".*\\.mock\\.go$"
-# output configuration options
-output:
-  # Format: colored-line-number|line-number|json|tab|checkstyle|code-climate|junit-xml|github-actions
-  format: colored-line-number
-# All available settings of specific linters.
-# Refer to https://golangci-lint.run/usage/linters
-linters-settings:
-  gofumpt:
-    # Choose whether to use the extra rules.
-    # Default: false
-    extra-rules: true
-  govet:
-    # Disable analyzers by name.
-    # Run `go tool vet help` to see all analyzers.
-    disable:
-      - stdmethods
-linters:
+linters: # https://golangci-lint.run/usage/linters/
+  disable-all: true
   enable:
-    - gofumpt
-    - goimports
-    - gofmt
-  disable:
     - errcheck
-    - typecheck
-    - deadcode
-    - varcheck
+    - gosimple
+    - govet
+    - ineffassign
     - staticcheck
-issues:
-  exclude-use-default: true
+    - unused
+    - unconvert
diff --git a/container/strmap/strmap_test.go b/container/strmap/strmap_test.go
index 7c56e01..712f287 100644
--- a/container/strmap/strmap_test.go
+++ b/container/strmap/strmap_test.go
@@ -28,7 +28,7 @@ import (
 
 func randStrings(m, n int) []string {
 	b := make([]byte, m*n)
-	rand.Read(b)
+	_, _ = rand.Read(b)
 	ret := make([]string, 0, n)
 	for i := 0; i < n; i++ {
 		s := b[m*i:]
@@ -173,7 +173,7 @@ func BenchmarkLoadFromMap(b *testing.B) {
 	p := New[uint]()
 	b.ResetTimer()
 	for i := 0; i < b.N; i++ {
-		p.LoadFromMap(m)
+		_ = p.LoadFromMap(m)
 	}
 }
 
@@ -188,7 +188,7 @@ func BenchmarkLoadFromSlice(b *testing.B) {
 	p := New[int]()
 	b.ResetTimer()
 	for i := 0; i < b.N; i++ {
-		p.LoadFromSlice(kk, vv)
+		_ = p.LoadFromSlice(kk, vv)
 	}
 }
 
diff --git a/internal/strstore/strstore_test.go b/internal/strstore/strstore_test.go
index a76a1c2..1f5e034 100644
--- a/internal/strstore/strstore_test.go
+++ b/internal/strstore/strstore_test.go
@@ -82,7 +82,7 @@ func BenchmarkStrStoreLoad(b *testing.B) {
 	strStore := New()
 	b.ResetTimer()
 	for i := 0; i < b.N; i++ {
-		strStore.Load(ss)
+		_, _ = strStore.Load(ss)
 	}
 }
 
diff --git a/protocol/thrift/binary_test.go b/protocol/thrift/binary_test.go
index 5eb7740..52016e8 100644
--- a/protocol/thrift/binary_test.go
+++ b/protocol/thrift/binary_test.go
@@ -30,12 +30,12 @@ func TestBinary(t *testing.T) {
 
 		b := Binary.AppendBool([]byte(nil), true)
 		b = Binary.AppendBool(b, false)
-		require.Equal(t, int(sz), len(b))
+		require.Equal(t, sz, len(b))
 
 		b1 := make([]byte, sz)
 		l := Binary.WriteBool(b1, true)
 		l += Binary.WriteBool(b1[l:], false)
-		require.Equal(t, int(sz), l)
+		require.Equal(t, sz, l)
 		require.Equal(t, b, b1)
 
 		v, l, _ := Binary.ReadBool(b)
@@ -53,11 +53,11 @@ func TestBinary(t *testing.T) {
 		sz := Binary.ByteLength()
 
 		b := Binary.AppendByte([]byte(nil), 1)
-		require.Equal(t, int(sz), len(b))
+		require.Equal(t, sz, len(b))
 
 		b1 := make([]byte, sz)
 		l := Binary.WriteByte(b1, 1)
-		require.Equal(t, int(sz), l)
+		require.Equal(t, sz, l)
 		require.Equal(t, b, b1)
 
 		v, l, _ := Binary.ReadByte(b)
@@ -73,11 +73,11 @@ func TestBinary(t *testing.T) {
 		sz := Binary.I16Length()
 
 		b := Binary.AppendI16([]byte(nil), testv)
-		require.Equal(t, int(sz), len(b))
+		require.Equal(t, sz, len(b))
 
 		b1 := make([]byte, sz)
 		l := Binary.WriteI16(b1, testv)
-		require.Equal(t, int(sz), l)
+		require.Equal(t, sz, l)
 		require.Equal(t, b, b1)
 
 		v, l, _ := Binary.ReadI16(b)
@@ -93,11 +93,11 @@ func TestBinary(t *testing.T) {
 		sz := Binary.I32Length()
 
 		b := Binary.AppendI32([]byte(nil), testv)
-		require.Equal(t, int(sz), len(b))
+		require.Equal(t, sz, len(b))
 
 		b1 := make([]byte, sz)
 		l := Binary.WriteI32(b1, testv)
-		require.Equal(t, int(sz), l)
+		require.Equal(t, sz, l)
 		require.Equal(t, b, b1)
 
 		v, l, _ := Binary.ReadI32(b)
@@ -113,11 +113,11 @@ func TestBinary(t *testing.T) {
 		sz := Binary.I64Length()
 
 		b := Binary.AppendI64([]byte(nil), testv)
-		require.Equal(t, int(sz), len(b))
+		require.Equal(t, sz, len(b))
 
 		b1 := make([]byte, sz)
 		l := Binary.WriteI64(b1, testv)
-		require.Equal(t, int(sz), l)
+		require.Equal(t, sz, l)
 		require.Equal(t, b, b1)
 
 		v, l, _ := Binary.ReadI64(b)
@@ -133,11 +133,11 @@ func TestBinary(t *testing.T) {
 		sz := Binary.DoubleLength()
 
 		b := Binary.AppendDouble([]byte(nil), testv)
-		require.Equal(t, int(sz), len(b))
+		require.Equal(t, sz, len(b))
 
 		b1 := make([]byte, sz)
 		l := Binary.WriteDouble(b1, testv)
-		require.Equal(t, int(sz), l)
+		require.Equal(t, sz, l)
 		require.Equal(t, b, b1)
 
 		v, l, _ := Binary.ReadDouble(b)
@@ -153,11 +153,11 @@ func TestBinary(t *testing.T) {
 		sz := Binary.BinaryLength(testv)
 
 		b := Binary.AppendBinary([]byte(nil), testv)
-		require.Equal(t, int(sz), len(b))
+		require.Equal(t, sz, len(b))
 
 		b1 := make([]byte, sz)
 		l := Binary.WriteBinaryNocopy(b1, nil, testv)
-		require.Equal(t, int(sz), l)
+		require.Equal(t, sz, l)
 		require.Equal(t, b, b1)
 
 		v, l, _ := Binary.ReadBinary(b)
@@ -173,11 +173,11 @@ func TestBinary(t *testing.T) {
 		sz := Binary.StringLength(testv)
 
 		b := Binary.AppendString([]byte(nil), testv)
-		require.Equal(t, int(sz), len(b))
+		require.Equal(t, sz, len(b))
 
 		b1 := make([]byte, sz)
 		l := Binary.WriteStringNocopy(b1, nil, testv)
-		require.Equal(t, int(sz), l)
+		require.Equal(t, sz, l)
 		require.Equal(t, b, b1)
 
 		v, l, _ := Binary.ReadString(b)
@@ -193,11 +193,11 @@ func TestBinary(t *testing.T) {
 		sz := Binary.MessageBeginLength(testname)
 
 		b := Binary.AppendMessageBegin([]byte(nil), testname, testtyp, testseq)
-		require.Equal(t, int(sz), len(b))
+		require.Equal(t, sz, len(b))
 
 		b1 := make([]byte, sz)
 		l := Binary.WriteMessageBegin(b1, testname, testtyp, testseq)
-		require.Equal(t, int(sz), l)
+		require.Equal(t, sz, l)
 		require.Equal(t, b, b1)
 
 		name, typ, seq, l, _ := Binary.ReadMessageBegin(b)
@@ -216,12 +216,12 @@ func TestBinary(t *testing.T) {
 
 		b := Binary.AppendFieldBegin([]byte(nil), testtyp, testfid)
 		b = Binary.AppendFieldStop(b)
-		require.Equal(t, int(sz), len(b))
+		require.Equal(t, sz, len(b))
 
 		b1 := make([]byte, sz)
 		l := Binary.WriteFieldBegin(b1, testtyp, testfid)
 		l += Binary.WriteFieldStop(b1[l:])
-		require.Equal(t, int(sz), l)
+		require.Equal(t, sz, l)
 		require.Equal(t, b, b1)
 
 		typ, fid, l, _ := Binary.ReadFieldBegin(b)
@@ -243,11 +243,11 @@ func TestBinary(t *testing.T) {
 		sz := Binary.MapBeginLength()
 
 		b := Binary.AppendMapBegin([]byte(nil), testkt, testvt, testsize)
-		require.Equal(t, int(sz), len(b))
+		require.Equal(t, sz, len(b))
 
 		b1 := make([]byte, sz)
 		l := Binary.WriteMapBegin(b1, testkt, testvt, testsize)
-		require.Equal(t, int(sz), l)
+		require.Equal(t, sz, l)
 		require.Equal(t, b, b1)
 
 		kt, vt, size, l, _ := Binary.ReadMapBegin(b)
@@ -265,11 +265,11 @@ func TestBinary(t *testing.T) {
 		sz := Binary.ListBeginLength()
 
 		b := Binary.AppendListBegin([]byte(nil), testvt, testsize)
-		require.Equal(t, int(sz), len(b))
+		require.Equal(t, sz, len(b))
 
 		b1 := make([]byte, sz)
 		l := Binary.WriteListBegin(b1, testvt, testsize)
-		require.Equal(t, int(sz), l)
+		require.Equal(t, sz, l)
 		require.Equal(t, b, b1)
 
 		vt, size, l, _ := Binary.ReadListBegin(b)
@@ -286,11 +286,11 @@ func TestBinary(t *testing.T) {
 		sz := Binary.SetBeginLength()
 
 		b := Binary.AppendSetBegin([]byte(nil), testvt, testsize)
-		require.Equal(t, int(sz), len(b))
+		require.Equal(t, sz, len(b))
 
 		b1 := make([]byte, sz)
 		l := Binary.WriteSetBegin(b1, testvt, testsize)
-		require.Equal(t, int(sz), l)
+		require.Equal(t, sz, l)
 		require.Equal(t, b, b1)
 
 		vt, size, l, _ := Binary.ReadSetBegin(b)
diff --git a/protocol/thrift/bufferreader.go b/protocol/thrift/bufferreader.go
index f4d0105..4e05853 100644
--- a/protocol/thrift/bufferreader.go
+++ b/protocol/thrift/bufferreader.go
@@ -274,7 +274,7 @@ func (r *BufferReader) skipType(t TType, maxdepth int) error {
 		}
 		ksz, vsz := int(typeToSize[kt]), int(typeToSize[vt])
 		if ksz > 0 && vsz > 0 {
-			return r.skipn(int(sz) * (ksz + vsz))
+			return r.skipn(sz * (ksz + vsz))
 		}
 		for j := 0; j < sz; j++ {
 			if ksz > 0 {
diff --git a/protocol/thrift/bufferwriter_test.go b/protocol/thrift/bufferwriter_test.go
index c9e176f..1442f29 100644
--- a/protocol/thrift/bufferwriter_test.go
+++ b/protocol/thrift/bufferwriter_test.go
@@ -32,48 +32,48 @@ func TestBinaryWriter(t *testing.T) {
 	x := BinaryProtocol{}
 
 	b := x.AppendMessageBegin(nil, "hello", 1, 2)
-	w.WriteMessageBegin("hello", 1, 2)
+	_ = w.WriteMessageBegin("hello", 1, 2)
 
 	b = x.AppendFieldBegin(b, 3, 4)
-	w.WriteFieldBegin(3, 4)
+	_ = w.WriteFieldBegin(3, 4)
 
 	b = x.AppendFieldStop(b)
-	w.WriteFieldStop()
+	_ = w.WriteFieldStop()
 
 	b = x.AppendMapBegin(b, 5, 6, 7)
-	w.WriteMapBegin(5, 6, 7)
+	_ = w.WriteMapBegin(5, 6, 7)
 
 	b = x.AppendListBegin(b, 8, 9)
-	w.WriteListBegin(8, 9)
+	_ = w.WriteListBegin(8, 9)
 
 	b = x.AppendSetBegin(b, 10, 11)
-	w.WriteSetBegin(10, 11)
+	_ = w.WriteSetBegin(10, 11)
 
 	b = x.AppendBinary(b, []byte("12"))
-	w.WriteBinary([]byte("12"))
+	_ = w.WriteBinary([]byte("12"))
 
 	b = x.AppendString(b, "13")
-	w.WriteString("13")
+	_ = w.WriteString("13")
 
 	b = x.AppendBool(b, true)
 	b = x.AppendBool(b, false)
-	w.WriteBool(true)
-	w.WriteBool(false)
+	_ = w.WriteBool(true)
+	_ = w.WriteBool(false)
 
 	b = x.AppendByte(b, 14)
-	w.WriteByte(14)
+	_ = w.WriteByte(14)
 
 	b = x.AppendI16(b, 15)
-	w.WriteI16(15)
+	_ = w.WriteI16(15)
 
 	b = x.AppendI32(b, 16)
-	w.WriteI32(16)
+	_ = w.WriteI32(16)
 
 	b = x.AppendI64(b, 17)
-	w.WriteI64(17)
+	_ = w.WriteI64(17)
 
 	b = x.AppendDouble(b, 18.5)
-	w.WriteDouble(18.5)
+	_ = w.WriteDouble(18.5)
 
 	w.w.Flush()
 	w.Recycle()
diff --git a/protocol/thrift/skipdecoder_test.go b/protocol/thrift/skipdecoder_test.go
index 6e3eafa..60a5e7a 100644
--- a/protocol/thrift/skipdecoder_test.go
+++ b/protocol/thrift/skipdecoder_test.go
@@ -229,7 +229,7 @@ func BenchmarkSkipDecoder(b *testing.B) {
 				b.Fatal("bytes not equal")
 			}
 			sr.Release()
-			bufReader.Release(nil)
+			_ = bufReader.Release(nil)
 		}
 	})
 }
diff --git a/protocol/thrift/utils.go b/protocol/thrift/utils.go
index 3b4a34f..582fa6f 100644
--- a/protocol/thrift/utils.go
+++ b/protocol/thrift/utils.go
@@ -27,11 +27,3 @@ func p2i32(p unsafe.Pointer) int32 {
 		uint32(*(*byte)(unsafe.Add(p, 1)))<<16 |
 		uint32(*(*byte)(p))<<24)
 }
-
-type nextIface interface {
-	Next(n int) ([]byte, error)
-}
-
-type discardIface interface {
-	Discard(n int) (int, error)
-}
diff --git a/protocol/ttheader/encode_test.go b/protocol/ttheader/encode_test.go
index 5507eeb..2a20bdd 100644
--- a/protocol/ttheader/encode_test.go
+++ b/protocol/ttheader/encode_test.go
@@ -78,7 +78,7 @@ func TestEncode(t *testing.T) {
 			t.Errorf("decode failed, %s", err.Error())
 			return
 		}
-		br.Release(nil)
+		_ = br.Release(nil)
 		l.Close()
 		conn.Close()
 	}()