diff --git a/SDK_CHANGELOG.md b/SDK_CHANGELOG.md
index 057c4ccce..ef0ddf6b0 100644
--- a/SDK_CHANGELOG.md
+++ b/SDK_CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## Releases
 
+### v0.178.0 - (02/27/2024)
+
+* Add new mode for rebalance request
+
 ### v0.177.0 - (12/15/2023)
 
 * Add volume spec to drive resource
diff --git a/api/api.pb.go b/api/api.pb.go
index 500b1f929..635e3720d 100644
--- a/api/api.pb.go
+++ b/api/api.pb.go
@@ -2666,6 +2666,8 @@ const (
 	SdkStorageRebalanceRequest_STORAGE_REBALANCE SdkStorageRebalanceRequest_Mode = 0
 	// VolumePlacementFix mode: scan all volumes for incorrect placement and fix them
 	SdkStorageRebalanceRequest_VOLUME_PLACEMENT_FIX SdkStorageRebalanceRequest_Mode = 1
+	// PoolDrain mode: drain all volumes & snapshots on the source pools (optionally to target pools)
+	SdkStorageRebalanceRequest_POOL_DRAIN SdkStorageRebalanceRequest_Mode = 2
 )
 
 // Enum value maps for SdkStorageRebalanceRequest_Mode.
@@ -2673,10 +2675,12 @@ var (
 	SdkStorageRebalanceRequest_Mode_name = map[int32]string{
 		0: "STORAGE_REBALANCE",
 		1: "VOLUME_PLACEMENT_FIX",
+		2: "POOL_DRAIN",
 	}
 	SdkStorageRebalanceRequest_Mode_value = map[string]int32{
 		"STORAGE_REBALANCE":    0,
 		"VOLUME_PLACEMENT_FIX": 1,
+		"POOL_DRAIN":           2,
 	}
 )
 
@@ -3215,7 +3219,7 @@ const (
 	// SDK version major value of this specification
 	SdkVersion_Major SdkVersion_Version = 0
 	// SDK version minor value of this specification
-	SdkVersion_Minor SdkVersion_Version = 177
+	SdkVersion_Minor SdkVersion_Version = 178
 	// SDK version patch value of this specification
 	SdkVersion_Patch SdkVersion_Version = 0
 )
@@ -3225,13 +3229,13 @@ var (
 	SdkVersion_Version_name = map[int32]string{
 		0: "MUST_HAVE_ZERO_VALUE",
 		// Duplicate value: 0: "Major",
-		177: "Minor",
+		178: "Minor",
 		// Duplicate value: 0: "Patch",
 	}
 	SdkVersion_Version_value = map[string]int32{
 		"MUST_HAVE_ZERO_VALUE": 0,
 		"Major":                0,
-		"Minor":                177,
+		"Minor":                178,
 		"Patch":                0,
 	}
 )
@@ -34169,7 +34173,7 @@ var file_api_api_proto_rawDesc = []byte{
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@@ -34202,10 +34206,11 @@ var file_api_api_proto_rawDesc = []byte{
 	0x74, 0x6f, 0x72, 0x61, 0x67, 0x65, 0x2e, 0x61, 0x70, 0x69, 0x2e, 0x53, 0x64, 0x6b, 0x53, 0x74,
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+	0x45, 0x4e, 0x54, 0x5f, 0x46, 0x49, 0x58, 0x10, 0x01, 0x12, 0x0e, 0x0a, 0x0a, 0x50, 0x4f, 0x4f,
+	0x4c, 0x5f, 0x44, 0x52, 0x41, 0x49, 0x4e, 0x10, 0x02, 0x22, 0xdb, 0x01, 0x0a, 0x1b, 0x53, 0x64,
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@@ -35173,7 +35178,7 @@ var file_api_api_proto_rawDesc = []byte{
 	0x0a, 0x07, 0x56, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x12, 0x18, 0x0a, 0x14, 0x4d, 0x55, 0x53,
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diff --git a/api/api.proto b/api/api.proto
index 64cbe529d..fa1b0fdbf 100644
--- a/api/api.proto
+++ b/api/api.proto
@@ -4427,6 +4427,8 @@ message SdkStorageRebalanceRequest {
     STORAGE_REBALANCE = 0;
     // VolumePlacementFix mode: scan all volumes for incorrect placement and fix them
     VOLUME_PLACEMENT_FIX = 1;
+    // PoolDrain mode: drain all volumes & snapshots on the source pools (optionally to target pools)
+    POOL_DRAIN = 2;
   }
 }
 
@@ -5663,7 +5665,7 @@ message SdkVersion {
     // SDK version major value of this specification
     Major = 0;
     // SDK version minor value of this specification
-    Minor = 177;
+    Minor = 178;
     // SDK version patch value of this specification
     Patch = 0;
   }
diff --git a/api/server/sdk/api/api.swagger.json b/api/server/sdk/api/api.swagger.json
index 8facaaad1..863164fbd 100644
--- a/api/server/sdk/api/api.swagger.json
+++ b/api/server/sdk/api/api.swagger.json
@@ -4115,10 +4115,11 @@
       },
       "apiSdkStorageRebalanceRequestMode": {
         "default": "STORAGE_REBALANCE",
-        "description": "- STORAGE_REBALANCE: StorageRebalance mode: rebalance pools based on provisioned/used space (the default mode)\n - VOLUME_PLACEMENT_FIX: VolumePlacementFix mode: scan all volumes for incorrect placement and fix them",
+        "description": "- STORAGE_REBALANCE: StorageRebalance mode: rebalance pools based on provisioned/used space (the default mode)\n - VOLUME_PLACEMENT_FIX: VolumePlacementFix mode: scan all volumes for incorrect placement and fix them\n - POOL_DRAIN: PoolDrain mode: drain all volumes \u0026 snapshots on the source pools (optionally to target pools)",
         "enum": [
           "STORAGE_REBALANCE",
-          "VOLUME_PLACEMENT_FIX"
+          "VOLUME_PLACEMENT_FIX",
+          "POOL_DRAIN"
         ],
         "title": "Mode is an enum that defines the mode of the volume reorg job",
         "type": "string"
@@ -6393,7 +6394,7 @@
   },
   "info": {
     "title": "OpenStorage SDK",
-    "version": "0.177.0"
+    "version": "0.178.0"
   },
   "openapi": "3.0.0",
   "paths": {