fix merge sort OOM when add merge ways

2023-03-14 14:41:36 +00:00
parent 229e7c1e7c
commit e43d803a55
1 changed files with 1 additions and 1 deletions
--- a/src/sql/engine/basic/ob_chunk_datum_store.cpp
+++ b/src/sql/engine/basic/ob_chunk_datum_store.cpp
@ -1846,7 +1846,7 @@ void ObChunkDatumStore::ChunkIterator::try_free_cached_blocks()
    const int64_t age = *((int64_t *)((char *)b + b->blk_size_ - sizeof(int64_t)));
    if (age < read_age) {
      b = cached_.remove_first();
-      if (b->blk_size_ == default_block_size_) {
+      if (b->blk_size_ == default_block_size_ && 0 == free_list_.get_size()) {
 #ifndef NDEBUG
        memset((char *)b + sizeof(*b), 0xAA, b->blk_size_ - sizeof(*b));
 #endif