grn_db_recover: reduce memory usage when only 1 thread mode

groonga · Jan 4, 2017 · f151bfd · f151bfd
1 parent 215df0f
commit f151bfd
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/lib/db.c b/lib/db.c
@@ -14780,9 +14780,12 @@ grn_db_recover(grn_ctx *ctx, grn_obj *db)
 {
   grn_table_cursor *cursor;
   grn_id id;
+  grn_bool is_close_opened_object_mode;
 
   GRN_API_ENTER;
 
+  is_close_opened_object_mode = (grn_thread_get_limit() == 1);
+
   grn_db_recover_database(ctx, db);
   if (ctx->rc != GRN_SUCCESS) {
     GRN_API_RETURN(ctx->rc);
@@ -14799,6 +14802,10 @@ grn_db_recover(grn_ctx *ctx, grn_obj *db)
   while ((id = grn_table_cursor_next(ctx, cursor)) != GRN_ID_NIL) {
     grn_obj *object;
 
+    if (is_close_opened_object_mode) {
+      grn_ctx_push_temporary_open_space(ctx);
+    }
+
     if ((object = grn_ctx_at(ctx, id))) {
       switch (object->header.type) {
       case GRN_TABLE_NO_KEY :
@@ -14824,6 +14831,10 @@ grn_db_recover(grn_ctx *ctx, grn_obj *db)
       }
     }
 
+    if (is_close_opened_object_mode) {
+      grn_ctx_pop_temporary_open_space(ctx);
+    }
+
     if (ctx->rc != GRN_SUCCESS) {
       break;
     }