I need… • a Container scanning and monitoring service, and to monitor it more I need… • a Log Aggregation and Search service, but to install it I need… • root access on a bunch of servers, but I need more

separate T • Scenarios (see P0019R8): • Distinct single-threaded and multi-threaded parts • Pay the cost for atomic operations only when necessary • Distinct non-conflicting and conflicting parts •

条件写在前面，如果有恒量条件， 条件写在前面，如果有恒量条件， 也尽量放在前面 也尽量放在前面  尽量避免使用 尽量避免使用 GROUP BY GROUP BY 、 、 DISTINCT DISTINCT 、 、 OR OR 、 、 IN IN 等语句的使用 等语句的使用 ， ， 避免使用联表查询和子查询，因为将使执行效率大大下降 避免使用联表查询和子查询，因为将使执行效率大大下降

|Memory“In a typical PC or cluster node today, the memories of the CPU and GPU are physically distinct and separated by the PCI-Express bus.” -- https://developer.nvidia.com/blog/unified-memory-in-cuda-