diff --git a/apps/server/src/auth/http.ts b/apps/server/src/auth/http.ts
index 80352b6f53..c539bb52b0 100644
--- a/apps/server/src/auth/http.ts
+++ b/apps/server/src/auth/http.ts
@@ -272,7 +272,12 @@ export const layer = HttpApiBuilder.group(
           function* (args) {
             yield* annotateEnvironmentRequest(args.endpoint.name);
             const request = yield* HttpServerRequest.HttpServerRequest;
-            const result = yield* serverAuth.getSessionState(request);
+            const reproStart = Date.now();
+            console.log(`[repro-24221] /api/auth/session START ${new Date(reproStart).toISOString()}`);
+            const result = yield* serverAuth.getSessionState(request).pipe(
+              Effect.onInterrupt(() => Effect.sync(() => console.log(`[repro-24221] /api/auth/session INTERRUPTED after ${Date.now() - reproStart}ms`))),
+            );
+            console.log(`[repro-24221] /api/auth/session END after ${Date.now() - reproStart}ms authenticated=${result.authenticated}`);
             const credential = EnvironmentAuth.selectRequestCredential(
               request,
               sessions.cookieName,
diff --git a/apps/server/src/persistence/AuthSessions.ts b/apps/server/src/persistence/AuthSessions.ts
index a907b04df7..657ae3b9ec 100644
--- a/apps/server/src/persistence/AuthSessions.ts
+++ b/apps/server/src/persistence/AuthSessions.ts
@@ -1,3 +1,5 @@
+import { createRequire } from "node:module";
+const require = createRequire(import.meta.url);
 import * as Context from "effect/Context";
 import * as NodeSqliteClient from "@t3tools/shared/nodeSqliteClient";
 import * as Effect from "effect/Effect";
@@ -416,7 +418,12 @@ export const make = Effect.gen(function* () {
     );
 
   const getById: AuthSessionRepository["Service"]["getById"] = (input) =>
-    getSessionRowById(input).pipe(
+    Effect.suspend(() => {
+      let ms = 0;
+      try { ms = Number(require("node:fs").readFileSync("/tmp/issue-lead-24221-r3/delay_ms", "utf8").trim()) || 0; } catch {}
+      console.log(`[repro-24221] getById ${new Date().toISOString()} delay=${ms}`);
+      return Effect.sleep(ms);
+    }).pipe(Effect.andThen(getSessionRowById(input))).pipe(
       NodeSqliteClient.readOnly,
       Effect.mapError(
         toPersistenceSqlOrDecodeError(