From da86d536396601b798c673c1eca0cf5a73b678da Mon Sep 17 00:00:00 2001
From: Razvan-Daniel Mihai <84674+razvan@users.noreply.github.com>
Date: Fri, 30 Jan 2026 18:31:59 +0100
Subject: [PATCH 1/2] fix: so not resubmit jobs in case of failure

---
 rust/operator-binary/src/spark_k8s_controller.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/rust/operator-binary/src/spark_k8s_controller.rs b/rust/operator-binary/src/spark_k8s_controller.rs
index 2f15f6d0..5b0a1305 100644
--- a/rust/operator-binary/src/spark_k8s_controller.rs
+++ b/rust/operator-binary/src/spark_k8s_controller.rs
@@ -972,6 +972,9 @@ fn spark_job(
         spec: Some(JobSpec {
             template: pod,
             ttl_seconds_after_finished: Some(600),
+            // We don't want to retry failed Spark jobs automatically, as this could lead to
+            // data corruption.
+            backoff_limit: Some(0),
             ..Default::default()
         }),
         status: None,

From 8158b5cbaa48574dc48680f3a97cabd494079fdb Mon Sep 17 00:00:00 2001
From: Razvan-Daniel Mihai <84674+razvan@users.noreply.github.com>
Date: Fri, 30 Jan 2026 18:46:54 +0100
Subject: [PATCH 2/2] update changelog

---
 CHANGELOG.md | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 39f240bf..13bd27a6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,12 +10,17 @@ All notable changes to this project will be documented in this file.
   See [objectOverrides concepts page](https://docs.stackable.tech/home/nightly/concepts/overrides/#object-overrides) for details ([#640]).
 - Support for Spark `4.1.1` ([#642]).
 
+### Changed
+
+- Do not resubmit applications when the `spark-submit` Pod fails ([#646]).
+
 ### Removed
 
 - Support for Spark `3.5.6` ([#642]).
 
 [#640]: https://github.com/stackabletech/spark-k8s-operator/pull/640
 [#642]: https://github.com/stackabletech/spark-k8s-operator/pull/642
+[#646]: https://github.com/stackabletech/spark-k8s-operator/pull/646
 
 ## [25.11.0] - 2025-11-07