diff --git a/backend/agent/api.py b/backend/agent/api.py
index 47740b01..844ffdde 100644
--- a/backend/agent/api.py
+++ b/backend/agent/api.py
@@ -227,7 +227,7 @@ async def _cleanup_redis_response_list(agent_run_id: str):
         logger.warning(f"Failed to set TTL on response list {response_list_key}: {str(e)}")
 
 async def restore_running_agent_runs():
-    """Mark agent runs that were still 'running' in the database as failed."""
+    """Mark agent runs that were still 'running' in the database as failed and clean up Redis resources."""
     logger.info("Restoring running agent runs after server restart")
     client = await db.client
     running_agent_runs = await client.table('agent_runs').select('id').eq("status", "running").execute()
@@ -235,6 +235,27 @@ async def restore_running_agent_runs():
     for run in running_agent_runs.data:
         agent_run_id = run['id']
         logger.warning(f"Found running agent run {agent_run_id} from before server restart")
+        
+        # Clean up Redis resources for this run
+        try:
+            # Clean up active run key
+            active_run_key = f"active_run:{instance_id}:{agent_run_id}"
+            await redis.delete(active_run_key)
+            
+            # Clean up response list
+            response_list_key = f"agent_run:{agent_run_id}:responses"
+            await redis.delete(response_list_key)
+            
+            # Clean up control channels
+            control_channel = f"agent_run:{agent_run_id}:control"
+            instance_control_channel = f"agent_run:{agent_run_id}:control:{instance_id}"
+            await redis.delete(control_channel)
+            await redis.delete(instance_control_channel)
+            
+            logger.info(f"Cleaned up Redis resources for agent run {agent_run_id}")
+        except Exception as e:
+            logger.error(f"Error cleaning up Redis resources for agent run {agent_run_id}: {e}")
+        
         # Call stop_agent_run to handle status update and cleanup
         await stop_agent_run(agent_run_id, error_message="Server restarted while agent was running")
 
diff --git a/backend/agent/tools/sb_shell_tool.py b/backend/agent/tools/sb_shell_tool.py
index bc1771f7..40f8f7a2 100644
--- a/backend/agent/tools/sb_shell_tool.py
+++ b/backend/agent/tools/sb_shell_tool.py
@@ -58,8 +58,8 @@ class SandboxShellTool(SandboxToolsBase):
                     },
                     "timeout": {
                         "type": "integer",
-                        "description": "Optional timeout in seconds. Increase for long-running commands. Defaults to 180. For commands that might exceed this timeout, use background execution with & operator instead.",
-                        "default": 180
+                        "description": "Optional timeout in seconds. Increase for long-running commands. Defaults to 60. For commands that might exceed this timeout, use background execution with & operator instead.",
+                        "default": 60
                     }
                 },
                 "required": ["command"]
@@ -102,39 +102,29 @@ class SandboxShellTool(SandboxToolsBase):
         pdftotext input.pdf -layout 2>&1 || echo "Error processing PDF" && ls -la output.txt
         </execute-command>
 
-        <!-- Example 6: Command with custom timeout (3 minutes) -->
-        <execute-command timeout="180">
-        python long_running_script.py
-        </execute-command>
-
-        <!-- Example 7: Command with custom timeout and folder -->
-        <execute-command folder="scripts" timeout="180">
-        python data_processing.py
-        </execute-command>
-
         <!-- NON-BLOCKING COMMANDS: Use these for long-running operations to prevent timeouts -->
 
-        <!-- Example 8: Basic non-blocking command with & operator -->
+        <!-- Example 6: Basic non-blocking command with & operator -->
         <execute-command>
         python scraper.py --large-dataset > scraper_output.log 2>&1 &
         </execute-command>
 
-        <!-- Example 9: Run a process with nohup for immunity to hangups -->
+        <!-- Example 7: Run a process with nohup for immunity to hangups -->
         <execute-command>
         nohup python processor.py --heavy-computation > processor.log 2>&1 &
         </execute-command>
 
-        <!-- Example 10: Starting a background process and storing its PID -->
+        <!-- Example 8: Starting a background process and storing its PID -->
         <execute-command>
         python long_task.py & echo $! > task.pid
         </execute-command>
 
-        <!-- Example 11: Checking if a process is still running -->
+        <!-- Example 9: Checking if a process is still running -->
         <execute-command>
         ps -p $(cat task.pid)
         </execute-command>
 
-        <!-- Example 12: Killing a background process -->
+        <!-- Example 10: Killing a background process -->
         <execute-command>
         kill $(cat task.pid)
         </execute-command>
@@ -145,7 +135,7 @@ class SandboxShellTool(SandboxToolsBase):
         command: str, 
         folder: Optional[str] = None,
         session_name: str = "default",
-        timeout: int = 180
+        timeout: int = 60
     ) -> ToolResult:
         try:
             # Ensure sandbox is initialized
@@ -201,4 +191,4 @@ class SandboxShellTool(SandboxToolsBase):
     async def cleanup(self):
         """Clean up all sessions."""
         for session_name in list(self._sessions.keys()):
-            await self._cleanup_session(session_name)
+            await self._cleanup_session(session_name)
\ No newline at end of file
diff --git a/backend/api.py b/backend/api.py
index e95c15bc..38d36d4a 100644
--- a/backend/api.py
+++ b/backend/api.py
@@ -23,7 +23,7 @@ load_dotenv()
 # Initialize managers
 db = DBConnection()
 thread_manager = None
-instance_id = str(uuid.uuid4())[:8]  # Generate instance ID at module load time
+instance_id = "single"
 
 # Rate limiter state
 ip_tracker = OrderedDict()
@@ -70,7 +70,9 @@ async def lifespan(app: FastAPI):
         
         # Clean up Redis connection
         try:
+            logger.info("Closing Redis connection")
             await redis.close()
+            logger.info("Redis connection closed successfully")
         except Exception as e:
             logger.error(f"Error closing Redis connection: {e}")