MDEV-15372: Parallel slave speedup very limited when log_slave_update…

…s=OFF Part #2: some transactions have m_rocksdb_tx==NULL (and most functions of Rdb_transction_impl handle this case. Do like they do)
MariaDB · Feb 21, 2018 · 00a556c · 00a556c
1 parent 01e89d6
commit 00a556c
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/storage/rocksdb/ha_rocksdb.cc b/storage/rocksdb/ha_rocksdb.cc
@@ -2240,7 +2240,8 @@ class Rdb_transaction_impl : public Rdb_transaction {
   }
 
   void set_sync(bool sync) override {
-    m_rocksdb_tx->GetWriteOptions()->sync = sync;
+    if (m_rocksdb_tx)
+      m_rocksdb_tx->GetWriteOptions()->sync = sync;
   }
 
   void release_lock(rocksdb::ColumnFamilyHandle *const column_family,