HBASE-24077 When encounter RowTooBigException, log the row info. (#1379)

Signed-off-by: Viraj Jasani <[email protected]> Signed-off-by: Pankaj <[email protected]> Signed-off-by: Jan Hentschel <[email protected]>
apache · Apr 7, 2020 · 62718cd · 62718cd
1 parent 15b94cc
commit 62718cd
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/StoreScanner.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/StoreScanner.java
@@ -635,8 +635,13 @@ public boolean next(List<Cell> outResult, ScannerContext scannerContext) throws
             scannerContext.incrementBatchProgress(1);
 
             if (matcher.isUserScan() && totalBytesRead > maxRowSize) {
-              throw new RowTooBigException(
-                  "Max row size allowed: " + maxRowSize + ", but the row is bigger than that.");
+              String message = "Max row size allowed: " + maxRowSize
+                + ", but the row is bigger than that, the row info: " + CellUtil
+                .toString(cell, false) + ", already have process row cells = " + outResult.size()
+                + ", it belong to region = " + store.getHRegion().getRegionInfo()
+                .getRegionNameAsString();
+              LOG.warn(message);
+              throw new RowTooBigException(message);
             }
           }