From a3f779397215ebafcb29447a0a438096bd41f34c Mon Sep 17 00:00:00 2001
From: Bihan  Rana <bihan@Bihans-MacBook-Pro.local>
Date: Tue, 5 Aug 2025 17:04:48 +0545
Subject: [PATCH] Fix: Lambda backend instance unreachable after dstack server
 restart

---
 src/dstack/_internal/core/backends/lambdalabs/compute.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/dstack/_internal/core/backends/lambdalabs/compute.py b/src/dstack/_internal/core/backends/lambdalabs/compute.py
index 15641851ac..aead3e1eb0 100644
--- a/src/dstack/_internal/core/backends/lambdalabs/compute.py
+++ b/src/dstack/_internal/core/backends/lambdalabs/compute.py
@@ -206,10 +206,11 @@ def _launch_runner(
     ssh_private_key: str,
     launch_command: str,
 ):
+    daemonized_command = f"{launch_command.rstrip('&')} >/tmp/dstack-shim.log 2>&1 & disown"
     _run_ssh_command(
         hostname=hostname,
         ssh_private_key=ssh_private_key,
-        command=launch_command,
+        command=daemonized_command,
     )