348             int limit = luaL_checkinteger(L, -1);  in mcplib_backend()  local
349             if (limit < 0) {  in mcplib_backend()
354             be->tunables.backend_failure_limit = limit;  in mcplib_backend()
359             int limit = luaL_checkinteger(L, -1);  in mcplib_backend()  local
360             if (limit < 0) {  in mcplib_backend()
365             be->tunables.backend_depth_limit = limit;  in mcplib_backend()
1041     int limit = luaL_checkinteger(L, -1);  in mcplib_backend_failure_limit()  local
1044     if (limit < 0) {  in mcplib_backend_failure_limit()
1050     ctx->tunables.backend_failure_limit = limit;  in mcplib_backend_failure_limit()
1057     int limit = luaL_checkinteger(L, -1);  in mcplib_backend_depth_limit()  local
1060     if (limit < 0) {  in mcplib_backend_depth_limit()
1066     ctx->tunables.backend_depth_limit = limit;  in mcplib_backend_depth_limit()
1160     int limit = luaL_checkinteger(L, -1);  in mcplib_stat_limit()  local
1162     if (limit == 0) {  in mcplib_stat_limit()
1163         limit = MAX_USTATS_DEFAULT;  in mcplib_stat_limit()
1165     if (limit > MAX_USTATS_DEFAULT) {  in mcplib_stat_limit()
1172     ctx->tunables.max_ustats = limit;  in mcplib_stat_limit()
1179     uint64_t limit = luaL_checkinteger(L, -1);  in mcplib_active_req_limit()  local
1181     if (limit == 0) {  in mcplib_active_req_limit()
1182         limit = UINT64_MAX;  in mcplib_active_req_limit()
1187         if (limit > tcount * 2) {  in mcplib_active_req_limit()
1188             limit /= tcount;  in mcplib_active_req_limit()
1193     ctx->active_req_limit = limit;  in mcplib_active_req_limit()
1202     uint64_t limit = luaL_checkinteger(L, -1);  in mcplib_buffer_memory_limit()  local
1204     if (limit == 0) {  in mcplib_buffer_memory_limit()
1205         limit = UINT64_MAX;  in mcplib_buffer_memory_limit()
1207         limit *= 1024;  in mcplib_buffer_memory_limit()
1210         if (limit > tcount * 2) {  in mcplib_buffer_memory_limit()
1211             limit /= tcount;  in mcplib_buffer_memory_limit()
1214     ctx->buffer_memory_limit = limit;  in mcplib_buffer_memory_limit()