Adjust commit sizes to reflect change in TieredMergePolicy

Author: romseygeek

x-pack/plugin/esql/compute/src/test/java/org/elasticsearch/compute/lucene/read/ValuesSourceReaderOperatorTests.java

@@ -178,7 +178,7 @@ protected SourceOperator simpleInput(BlockFactory blockFactory, int size) {
     }
 
     private int commitEvery(int numDocs) {
-        return Math.max(1, (int) Math.ceil((double) numDocs / 10));
+        return Math.max(1, (int) Math.ceil((double) numDocs / 8));
     }
 
     private SourceOperator simpleInput(DriverContext context, int size, int commitEvery, int pageSize) {
@@ -723,8 +723,8 @@ private void testLoadAllStatus(boolean allInOnePage) {
         DriverContext driverContext = driverContext();
         int numDocs = between(100, 5000);
         List<Page> input = CannedSourceOperator.collectPages(simpleInput(driverContext, numDocs, commitEvery(numDocs), numDocs));
-        assertThat(reader.leaves(), hasSize(10));
-        assertThat(input, hasSize(10));
+        assertThat(reader.leaves(), hasSize(8));
+        assertThat(input, hasSize(8));
         List<FieldCase> cases = infoAndChecksForEachType(
             Block.MvOrdering.DEDUPLICATED_AND_SORTED_ASCENDING,
             Block.MvOrdering.DEDUPLICATED_AND_SORTED_ASCENDING