From 80e3b3574d1f74c2a1ec8c0a72695ae05d8f20ad Mon Sep 17 00:00:00 2001
From: Todd Morse <todd@morsecodist.io>
Date: Wed, 22 Dec 2021 05:29:27 -0500
Subject: [PATCH] Batch - ensure that logs are posted in chronological order
 (#4710)

---
 moto/batch/models.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/moto/batch/models.py b/moto/batch/models.py
index 8e98db457..09ba0f9f1 100644
--- a/moto/batch/models.py
+++ b/moto/batch/models.py
@@ -618,6 +618,7 @@ class Job(threading.Thread, BaseModel, DockerModel):
                     )
                     date = unix_time_millis(date_obj)
                     logs.append({"timestamp": date, "message": line.strip()})
+                logs = sorted(logs, key=lambda l: l["timestamp"])
 
                 # Send to cloudwatch
                 log_group = "/aws/batch/job"