From ea205b5ee5e2b835131d77e8a35067c56838c3c0 Mon Sep 17 00:00:00 2001
From: Siyao Meng <50227127+smengcl@users.noreply.github.com>
Date: Fri, 11 Jul 2025 17:00:35 -0700
Subject: [PATCH] HDDS-13376. Add server-side limit note to ozone sh snapshot
 diff --page-size option

---
 .../hadoop/ozone/shell/snapshot/SnapshotDiffHandler.java     | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/hadoop-ozone/cli-shell/src/main/java/org/apache/hadoop/ozone/shell/snapshot/SnapshotDiffHandler.java b/hadoop-ozone/cli-shell/src/main/java/org/apache/hadoop/ozone/shell/snapshot/SnapshotDiffHandler.java
index 6b864a58c4ef..144157eb9994 100644
--- a/hadoop-ozone/cli-shell/src/main/java/org/apache/hadoop/ozone/shell/snapshot/SnapshotDiffHandler.java
+++ b/hadoop-ozone/cli-shell/src/main/java/org/apache/hadoop/ozone/shell/snapshot/SnapshotDiffHandler.java
@@ -61,7 +61,10 @@ public class SnapshotDiffHandler extends Handler {
   private String token;
 
   @CommandLine.Option(names = {"-p", "--page-size"},
-      description = "number of diff entries to be returned in the response",
+      description = "number of diff entries to be returned in the response. " +
+          "Note the effective page size will also be bound by " +
+          "the server-side page size limit, see config:\n" +
+          "  ozone.om.snapshot.diff.max.page.size",
       defaultValue = "1000",
       showDefaultValue = CommandLine.Help.Visibility.ALWAYS
   )