From b3cff3651e107c162f39bd50077291818079a9b5 Mon Sep 17 00:00:00 2001
From: finetune <82650881+finetunej@users.noreply.github.com>
Date: Sun, 29 Jun 2025 23:41:34 +0200
Subject: [PATCH] Fix sgl-router startup crash (#7619)

---
 sgl-router/src/router.rs | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/sgl-router/src/router.rs b/sgl-router/src/router.rs
index 3b45ecde7..136ed9b12 100644
--- a/sgl-router/src/router.rs
+++ b/sgl-router/src/router.rs
@@ -180,7 +180,15 @@ impl Router {
             }
             _ => {
                 // Wait until all workers are healthy for regular modes
-                Self::wait_for_healthy_workers(&worker_urls, timeout_secs, interval_secs)?;
+                let worker_urls = worker_urls.clone();
+                std::thread::spawn(move || {
+                    Self::wait_for_healthy_workers(&worker_urls, timeout_secs, interval_secs)
+                })
+                .join()
+                .map_err(|e| {
+                    error!("Health-check thread panicked: {:?}", e);
+                    format!("Health-check thread panicked: {e:?}")
+                })??;
             }
         }