diff --git a/other/java/client/src/main/proto/filer.proto b/other/java/client/src/main/proto/filer.proto
index 2da575733..a5894a475 100644
--- a/other/java/client/src/main/proto/filer.proto
+++ b/other/java/client/src/main/proto/filer.proto
@@ -413,12 +413,17 @@ message RemoteConf {
     string tencent_secret_id = 30;
     string tencent_secret_key = 31;
     string tencent_endpoint = 32;
+    string tencent_region = 33;
 
     string baidu_access_key = 35;
     string baidu_secret_key = 36;
     string baidu_endpoint = 37;
     string baidu_region = 38;
 
+    string wasabi_access_key = 40;
+    string wasabi_secret_key = 41;
+    string wasabi_endpoint = 42;
+    string wasabi_region = 43;
 }
 
 message RemoteStorageMapping {
diff --git a/weed/pb/filer.proto b/weed/pb/filer.proto
index 2da575733..a5894a475 100644
--- a/weed/pb/filer.proto
+++ b/weed/pb/filer.proto
@@ -413,12 +413,17 @@ message RemoteConf {
     string tencent_secret_id = 30;
     string tencent_secret_key = 31;
     string tencent_endpoint = 32;
+    string tencent_region = 33;
 
     string baidu_access_key = 35;
     string baidu_secret_key = 36;
     string baidu_endpoint = 37;
     string baidu_region = 38;
 
+    string wasabi_access_key = 40;
+    string wasabi_secret_key = 41;
+    string wasabi_endpoint = 42;
+    string wasabi_region = 43;
 }
 
 message RemoteStorageMapping {
diff --git a/weed/pb/filer_pb/filer.pb.go b/weed/pb/filer_pb/filer.pb.go
index cae7f10ea..9deb21fdd 100644
--- a/weed/pb/filer_pb/filer.pb.go
+++ b/weed/pb/filer_pb/filer.pb.go
@@ -3202,10 +3202,15 @@ type RemoteConf struct {
 	TencentSecretId                 string `protobuf:"bytes,30,opt,name=tencent_secret_id,json=tencentSecretId,proto3" json:"tencent_secret_id,omitempty"`
 	TencentSecretKey                string `protobuf:"bytes,31,opt,name=tencent_secret_key,json=tencentSecretKey,proto3" json:"tencent_secret_key,omitempty"`
 	TencentEndpoint                 string `protobuf:"bytes,32,opt,name=tencent_endpoint,json=tencentEndpoint,proto3" json:"tencent_endpoint,omitempty"`
+	TencentRegion                   string `protobuf:"bytes,33,opt,name=tencent_region,json=tencentRegion,proto3" json:"tencent_region,omitempty"`
 	BaiduAccessKey                  string `protobuf:"bytes,35,opt,name=baidu_access_key,json=baiduAccessKey,proto3" json:"baidu_access_key,omitempty"`
 	BaiduSecretKey                  string `protobuf:"bytes,36,opt,name=baidu_secret_key,json=baiduSecretKey,proto3" json:"baidu_secret_key,omitempty"`
 	BaiduEndpoint                   string `protobuf:"bytes,37,opt,name=baidu_endpoint,json=baiduEndpoint,proto3" json:"baidu_endpoint,omitempty"`
 	BaiduRegion                     string `protobuf:"bytes,38,opt,name=baidu_region,json=baiduRegion,proto3" json:"baidu_region,omitempty"`
+	WasabiAccessKey                 string `protobuf:"bytes,40,opt,name=wasabi_access_key,json=wasabiAccessKey,proto3" json:"wasabi_access_key,omitempty"`
+	WasabiSecretKey                 string `protobuf:"bytes,41,opt,name=wasabi_secret_key,json=wasabiSecretKey,proto3" json:"wasabi_secret_key,omitempty"`
+	WasabiEndpoint                  string `protobuf:"bytes,42,opt,name=wasabi_endpoint,json=wasabiEndpoint,proto3" json:"wasabi_endpoint,omitempty"`
+	WasabiRegion                    string `protobuf:"bytes,43,opt,name=wasabi_region,json=wasabiRegion,proto3" json:"wasabi_region,omitempty"`
 }
 
 func (x *RemoteConf) Reset() {
@@ -3387,6 +3392,13 @@ func (x *RemoteConf) GetTencentEndpoint() string {
 	return ""
 }
 
+func (x *RemoteConf) GetTencentRegion() string {
+	if x != nil {
+		return x.TencentRegion
+	}
+	return ""
+}
+
 func (x *RemoteConf) GetBaiduAccessKey() string {
 	if x != nil {
 		return x.BaiduAccessKey
@@ -3415,6 +3427,34 @@ func (x *RemoteConf) GetBaiduRegion() string {
 	return ""
 }
 
+func (x *RemoteConf) GetWasabiAccessKey() string {
+	if x != nil {
+		return x.WasabiAccessKey
+	}
+	return ""
+}
+
+func (x *RemoteConf) GetWasabiSecretKey() string {
+	if x != nil {
+		return x.WasabiSecretKey
+	}
+	return ""
+}
+
+func (x *RemoteConf) GetWasabiEndpoint() string {
+	if x != nil {
+		return x.WasabiEndpoint
+	}
+	return ""
+}
+
+func (x *RemoteConf) GetWasabiRegion() string {
+	if x != nil {
+		return x.WasabiRegion
+	}
+	return ""
+}
+
 type RemoteStorageMapping struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -4206,7 +4246,7 @@ var file_filer_proto_rawDesc = []byte{
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@@ -4262,156 +4302,169 @@ var file_filer_proto_rawDesc = []byte{
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+	0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x21, 0x2e, 0x66, 0x69, 0x6c, 0x65, 0x72, 0x5f,
+	0x70, 0x62, 0x2e, 0x44, 0x6f, 0x77, 0x6e, 0x6c, 0x6f, 0x61, 0x64, 0x54, 0x6f, 0x4c, 0x6f, 0x63,
+	0x61, 0x6c, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x42, 0x4f, 0x0a, 0x10,
+	0x73, 0x65, 0x61, 0x77, 0x65, 0x65, 0x64, 0x66, 0x73, 0x2e, 0x63, 0x6c, 0x69, 0x65, 0x6e, 0x74,
+	0x42, 0x0a, 0x46, 0x69, 0x6c, 0x65, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x5a, 0x2f, 0x67, 0x69,
+	0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x63, 0x68, 0x72, 0x69, 0x73, 0x6c, 0x75,
+	0x73, 0x66, 0x2f, 0x73, 0x65, 0x61, 0x77, 0x65, 0x65, 0x64, 0x66, 0x73, 0x2f, 0x77, 0x65, 0x65,
+	0x64, 0x2f, 0x70, 0x62, 0x2f, 0x66, 0x69, 0x6c, 0x65, 0x72, 0x5f, 0x70, 0x62, 0x62, 0x06, 0x70,
+	0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
diff --git a/weed/remote_storage/s3/aliyun.go b/weed/remote_storage/s3/aliyun.go
index 6cfc0130f..3272c40a2 100644
--- a/weed/remote_storage/s3/aliyun.go
+++ b/weed/remote_storage/s3/aliyun.go
@@ -29,6 +29,7 @@ func (s AliyunRemoteStorageMaker) Make(conf *filer_pb.RemoteConf) (remote_storag
 		Endpoint:         aws.String(conf.AliyunEndpoint),
 		Region:           aws.String(conf.AliyunRegion),
 		S3ForcePathStyle: aws.Bool(false),
+		S3DisableContentMD5Validation: aws.Bool(true),
 	}
 	if accessKey != "" && secretKey != "" {
 		config.Credentials = credentials.NewStaticCredentials(accessKey, secretKey, "")
@@ -38,6 +39,7 @@ func (s AliyunRemoteStorageMaker) Make(conf *filer_pb.RemoteConf) (remote_storag
 	if err != nil {
 		return nil, fmt.Errorf("create aliyun session: %v", err)
 	}
+	sess.Handlers.Build.PushFront(skipSha256PayloadSigning)
 	client.conn = s3.New(sess)
 	return client, nil
 }
diff --git a/weed/remote_storage/s3/backblaze.go b/weed/remote_storage/s3/backblaze.go
index 2105f2ee0..cc65e69bf 100644
--- a/weed/remote_storage/s3/backblaze.go
+++ b/weed/remote_storage/s3/backblaze.go
@@ -24,6 +24,7 @@ func (s BackBlazeRemoteStorageMaker) Make(conf *filer_pb.RemoteConf) (remote_sto
 		Endpoint:         aws.String(conf.BackblazeEndpoint),
 		Region:           aws.String("us-west-002"),
 		S3ForcePathStyle: aws.Bool(true),
+		S3DisableContentMD5Validation: aws.Bool(true),
 	}
 	if conf.BackblazeKeyId != "" && conf.BackblazeApplicationKey != "" {
 		config.Credentials = credentials.NewStaticCredentials(conf.BackblazeKeyId, conf.BackblazeApplicationKey, "")
@@ -33,6 +34,7 @@ func (s BackBlazeRemoteStorageMaker) Make(conf *filer_pb.RemoteConf) (remote_sto
 	if err != nil {
 		return nil, fmt.Errorf("create backblaze session: %v", err)
 	}
+	sess.Handlers.Build.PushFront(skipSha256PayloadSigning)
 	client.conn = s3.New(sess)
 	return client, nil
 }
diff --git a/weed/remote_storage/s3/baidu.go b/weed/remote_storage/s3/baidu.go
index 65585c123..18a1ec3f2 100644
--- a/weed/remote_storage/s3/baidu.go
+++ b/weed/remote_storage/s3/baidu.go
@@ -29,6 +29,7 @@ func (s BaiduRemoteStorageMaker) Make(conf *filer_pb.RemoteConf) (remote_storage
 		Endpoint:         aws.String(conf.BaiduEndpoint),
 		Region:           aws.String(conf.BaiduRegion),
 		S3ForcePathStyle: aws.Bool(true),
+		S3DisableContentMD5Validation: aws.Bool(true),
 	}
 	if accessKey != "" && secretKey != "" {
 		config.Credentials = credentials.NewStaticCredentials(accessKey, secretKey, "")
@@ -38,6 +39,7 @@ func (s BaiduRemoteStorageMaker) Make(conf *filer_pb.RemoteConf) (remote_storage
 	if err != nil {
 		return nil, fmt.Errorf("create baidu session: %v", err)
 	}
+	sess.Handlers.Build.PushFront(skipSha256PayloadSigning)
 	client.conn = s3.New(sess)
 	return client, nil
 }
diff --git a/weed/remote_storage/s3/s3_storage_client.go b/weed/remote_storage/s3/s3_storage_client.go
index 7aee1ccef..23f4d63e8 100644
--- a/weed/remote_storage/s3/s3_storage_client.go
+++ b/weed/remote_storage/s3/s3_storage_client.go
@@ -27,9 +27,10 @@ func (s s3RemoteStorageMaker) Make(conf *filer_pb.RemoteConf) (remote_storage.Re
 		conf: conf,
 	}
 	config := &aws.Config{
-		Region:           aws.String(conf.S3Region),
-		Endpoint:         aws.String(conf.S3Endpoint),
-		S3ForcePathStyle: aws.Bool(conf.S3ForcePathStyle),
+		Region:                        aws.String(conf.S3Region),
+		Endpoint:                      aws.String(conf.S3Endpoint),
+		S3ForcePathStyle:              aws.Bool(conf.S3ForcePathStyle),
+		S3DisableContentMD5Validation: aws.Bool(true),
 	}
 	if conf.S3AccessKey != "" && conf.S3SecretKey != "" {
 		config.Credentials = credentials.NewStaticCredentials(conf.S3AccessKey, conf.S3SecretKey, "")
@@ -39,6 +40,7 @@ func (s s3RemoteStorageMaker) Make(conf *filer_pb.RemoteConf) (remote_storage.Re
 	if err != nil {
 		return nil, fmt.Errorf("create aws session: %v", err)
 	}
+	sess.Handlers.Build.PushFront(skipSha256PayloadSigning)
 	client.conn = s3.New(sess)
 	return client, nil
 }
@@ -129,7 +131,7 @@ func (s *s3RemoteStorageClient) WriteFile(loc *filer_pb.RemoteStorageLocation, e
 	// Create an uploader with the session and custom options
 	uploader := s3manager.NewUploaderWithClient(s.conn, func(u *s3manager.Uploader) {
 		u.PartSize = partSize
-		u.Concurrency = 5
+		u.Concurrency = 1
 	})
 
 	// process tagging
@@ -152,7 +154,7 @@ func (s *s3RemoteStorageClient) WriteFile(loc *filer_pb.RemoteStorageLocation, e
 
 	//in case it fails to upload
 	if err != nil {
-		return nil, fmt.Errorf("upload to s3 %s/%s%s: %v", loc.Name, loc.Bucket, loc.Path, err)
+		return nil, fmt.Errorf("upload to %s/%s%s: %v", loc.Name, loc.Bucket, loc.Path, err)
 	}
 
 	// read back the remote entry
diff --git a/weed/remote_storage/s3/tencent.go b/weed/remote_storage/s3/tencent.go
index e2002cb9a..f8038f535 100644
--- a/weed/remote_storage/s3/tencent.go
+++ b/weed/remote_storage/s3/tencent.go
@@ -27,7 +27,9 @@ func (s TencentRemoteStorageMaker) Make(conf *filer_pb.RemoteConf) (remote_stora
 
 	config := &aws.Config{
 		Endpoint:         aws.String(conf.TencentEndpoint),
+		Region:           aws.String("us-west-2"),
 		S3ForcePathStyle: aws.Bool(true),
+		S3DisableContentMD5Validation: aws.Bool(true),
 	}
 	if accessKey != "" && secretKey != "" {
 		config.Credentials = credentials.NewStaticCredentials(accessKey, secretKey, "")
@@ -37,6 +39,7 @@ func (s TencentRemoteStorageMaker) Make(conf *filer_pb.RemoteConf) (remote_stora
 	if err != nil {
 		return nil, fmt.Errorf("create tencent session: %v", err)
 	}
+	sess.Handlers.Build.PushFront(skipSha256PayloadSigning)
 	client.conn = s3.New(sess)
 	return client, nil
 }
diff --git a/weed/remote_storage/s3/wasabi.go b/weed/remote_storage/s3/wasabi.go
new file mode 100644
index 000000000..d1e69154c
--- /dev/null
+++ b/weed/remote_storage/s3/wasabi.go
@@ -0,0 +1,57 @@
+package s3
+
+import (
+	"fmt"
+	"github.com/aws/aws-sdk-go/aws"
+	"github.com/aws/aws-sdk-go/aws/credentials"
+	"github.com/aws/aws-sdk-go/aws/request"
+	"github.com/aws/aws-sdk-go/aws/session"
+	"github.com/aws/aws-sdk-go/service/s3"
+	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
+	"github.com/chrislusf/seaweedfs/weed/remote_storage"
+	"github.com/chrislusf/seaweedfs/weed/util"
+)
+
+func init() {
+	remote_storage.RemoteStorageClientMakers["wasabi"] = new(WasabiRemoteStorageMaker)
+}
+
+type WasabiRemoteStorageMaker struct{}
+
+func (s WasabiRemoteStorageMaker) Make(conf *filer_pb.RemoteConf) (remote_storage.RemoteStorageClient, error) {
+	client := &s3RemoteStorageClient{
+		conf: conf,
+	}
+	accessKey := util.Nvl(conf.WasabiAccessKey)
+	secretKey := util.Nvl(conf.WasabiSecretKey)
+
+	config := &aws.Config{
+		Endpoint:                      aws.String(conf.WasabiEndpoint),
+		Region:                        aws.String(conf.WasabiRegion),
+		S3ForcePathStyle:              aws.Bool(true),
+		S3DisableContentMD5Validation: aws.Bool(true),
+	}
+	if accessKey != "" && secretKey != "" {
+		config.Credentials = credentials.NewStaticCredentials(accessKey, secretKey, "")
+	}
+
+	sess, err := session.NewSession(config)
+	if err != nil {
+		return nil, fmt.Errorf("create wasabi session: %v", err)
+	}
+	sess.Handlers.Build.PushFront(skipSha256PayloadSigning)
+	client.conn = s3.New(sess)
+	return client, nil
+}
+
+var skipSha256PayloadSigning = func(r *request.Request) {
+	// see https://github.com/ceph/ceph/pull/15965/files
+	if r.ClientInfo.ServiceID != "S3" {
+		return
+	}
+	if r.Operation.Name == "PutObject" || r.Operation.Name == "UploadPart" {
+		if len(r.HTTPRequest.Header.Get("X-Amz-Content-Sha256")) == 0 {
+			r.HTTPRequest.Header.Set("X-Amz-Content-Sha256", "UNSIGNED-PAYLOAD")
+		}
+	}
+}
diff --git a/weed/replication/sink/s3sink/s3_sink.go b/weed/replication/sink/s3sink/s3_sink.go
index 6fbef31e9..81cb87a18 100644
--- a/weed/replication/sink/s3sink/s3_sink.go
+++ b/weed/replication/sink/s3sink/s3_sink.go
@@ -77,6 +77,7 @@ func (s3sink *S3Sink) initialize(awsAccessKeyId, awsSecretAccessKey, region, buc
 		Region:           aws.String(s3sink.region),
 		Endpoint:         aws.String(s3sink.endpoint),
 		S3ForcePathStyle: aws.Bool(true),
+		S3DisableContentMD5Validation: aws.Bool(true),
 	}
 	if awsAccessKeyId != "" && awsSecretAccessKey != "" {
 		config.Credentials = credentials.NewStaticCredentials(awsAccessKeyId, awsSecretAccessKey, "")
diff --git a/weed/replication/sub/notification_aws_sqs.go b/weed/replication/sub/notification_aws_sqs.go
index 642834c72..844aa023d 100644
--- a/weed/replication/sub/notification_aws_sqs.go
+++ b/weed/replication/sub/notification_aws_sqs.go
@@ -42,6 +42,7 @@ func (k *AwsSqsInput) initialize(awsAccessKeyId, awsSecretAccessKey, region, que
 
 	config := &aws.Config{
 		Region: aws.String(region),
+		S3DisableContentMD5Validation: aws.Bool(true),
 	}
 	if awsAccessKeyId != "" && awsSecretAccessKey != "" {
 		config.Credentials = credentials.NewStaticCredentials(awsAccessKeyId, awsSecretAccessKey, "")
diff --git a/weed/shell/command_remote_configure.go b/weed/shell/command_remote_configure.go
index 56f0e321e..f526cc2d7 100644
--- a/weed/shell/command_remote_configure.go
+++ b/weed/shell/command_remote_configure.go
@@ -54,7 +54,7 @@ func (c *commandRemoteConfigure) Do(args []string, commandEnv *CommandEnv, write
 	isDelete := remoteConfigureCommand.Bool("delete", false, "delete one remote storage by its name")
 
 	remoteConfigureCommand.StringVar(&conf.Name, "name", "", "a short name to identify the remote storage")
-	remoteConfigureCommand.StringVar(&conf.Type, "type", "s3", "[s3|gcs|azure|b2|aliyun|tencent] storage type")
+	remoteConfigureCommand.StringVar(&conf.Type, "type", "s3", "[s3|gcs|azure|b2|aliyun|tencent|baidu|wasabi] storage type")
 
 	remoteConfigureCommand.StringVar(&conf.S3AccessKey, "s3.access_key", "", "s3 access key")
 	remoteConfigureCommand.StringVar(&conf.S3SecretKey, "s3.secret_key", "", "s3 secret key")
@@ -80,12 +80,18 @@ func (c *commandRemoteConfigure) Do(args []string, commandEnv *CommandEnv, write
 	remoteConfigureCommand.StringVar(&conf.TencentSecretId, "tencent.secret_id", "", "Tencent Secret Id, default to use env COS_SECRETID")
 	remoteConfigureCommand.StringVar(&conf.TencentSecretKey, "tencent.secret_key", "", "Tencent secret key, default to use env COS_SECRETKEY")
 	remoteConfigureCommand.StringVar(&conf.TencentEndpoint, "tencent.endpoint", "", "Tencent endpoint")
+	remoteConfigureCommand.StringVar(&conf.TencentRegion, "tencent.region", "", "Tencent region")
 
 	remoteConfigureCommand.StringVar(&conf.BaiduAccessKey, "baidu.access_key", "", "Baidu access key, default to use env BDCLOUD_ACCESS_KEY")
 	remoteConfigureCommand.StringVar(&conf.BaiduSecretKey, "baidu.secret_key", "", "Baidu secret key, default to use env BDCLOUD_SECRET_KEY")
 	remoteConfigureCommand.StringVar(&conf.BaiduEndpoint, "baidu.endpoint", "", "Baidu endpoint")
 	remoteConfigureCommand.StringVar(&conf.BaiduRegion, "baidu.region", "", "Baidu region")
 
+	remoteConfigureCommand.StringVar(&conf.WasabiAccessKey, "wasabi.access_key", "", "Wasabi access key")
+	remoteConfigureCommand.StringVar(&conf.WasabiSecretKey, "wasabi.secret_key", "", "Wasabi secret key")
+	remoteConfigureCommand.StringVar(&conf.WasabiEndpoint, "wasabi.endpoint", "", "Wasabi endpoint, see https://wasabi.com/wp-content/themes/wasabi/docs/API_Guide/index.html#t=topics%2Fapidiff-intro.htm")
+	remoteConfigureCommand.StringVar(&conf.WasabiRegion, "wasabi.region", "", "Wasabi region")
+
 	if err = remoteConfigureCommand.Parse(args); err != nil {
 		return nil
 	}
diff --git a/weed/shell/command_remote_mount.go b/weed/shell/command_remote_mount.go
index f675d706e..9473cb373 100644
--- a/weed/shell/command_remote_mount.go
+++ b/weed/shell/command_remote_mount.go
@@ -11,6 +11,7 @@ import (
 	"github.com/golang/protobuf/jsonpb"
 	"github.com/golang/protobuf/proto"
 	"io"
+	"strings"
 )
 
 func init() {
@@ -124,7 +125,9 @@ func (c *commandRemoteMount) syncMetadata(commandEnv *CommandEnv, writer io.Writ
 			Name:      name,
 		})
 		if lookupErr != nil {
-			return fmt.Errorf("lookup %s: %v", dir, lookupErr)
+			if !strings.Contains(lookupErr.Error(), filer_pb.ErrNotFound.Error()) {
+				return fmt.Errorf("lookup %s: %v", dir, lookupErr)
+			}
 		}
 
 		mountToDirIsEmpty := true
diff --git a/weed/storage/backend/s3_backend/s3_sessions.go b/weed/storage/backend/s3_backend/s3_sessions.go
index b8378c379..e7b3410e6 100644
--- a/weed/storage/backend/s3_backend/s3_sessions.go
+++ b/weed/storage/backend/s3_backend/s3_sessions.go
@@ -37,6 +37,7 @@ func createSession(awsAccessKeyId, awsSecretAccessKey, region, endpoint string)
 		Region:           aws.String(region),
 		Endpoint:         aws.String(endpoint),
 		S3ForcePathStyle: aws.Bool(true),
+		S3DisableContentMD5Validation: aws.Bool(true),
 	}
 	if awsAccessKeyId != "" && awsSecretAccessKey != "" {
 		config.Credentials = credentials.NewStaticCredentials(awsAccessKeyId, awsSecretAccessKey, "")