引言 缓存是工程师优化分布式系统时首先采用的工具之一。我们会缓存已完成的响应（如数据库查询结果或HTTP响应体），以避免重复执行昂贵的任务。然而，传统缓存未能解决一个经常被忽视的低效源头，即重复的进行中请求（duplicate in-flight request）。

Two Chelsea players will need to avoid bookings against Napoli in the Champions League on Wednesday night to avoid suspensions. Liam Rosenior's side head to Naples hoping to secure a last-16 spot and ...

The month of February, my first full month in Office, had the LOWEST number of Illegal Immigrants trying to enter our Country in History – BY FAR! There were only 8,326 apprehensions of Illegals by ...

The Home Depot, Inc. HD and Floor & Decor Holdings, Inc. FND operate in the broader home improvement retail space. Home Depot, with a market capitalization of roughly $384.8 billion, is the industry’s ...

Boston College's No. 15 position in the NPI rankings has them hanging on by a thread in the NCAA tournament bubble. So, this two-game series vs. New Hampshire carries as much weight as it ever has for ...

FORT LAUDERDALE, Fla. – If Mauricio Pochettino wanted more US men’s national team squad options, he got them in Saturday’s 3-1 friendly win over Venezuela. More importantly, they gave Pochettino ...

BMF champ Max Holloway will rematch Charles Oliveira in the UFC 326 main event on Sat., March 7, 2026 on Paramount+ from inside T-Mobile Arena in Las Vegas, Nevada. Holloway previously defeated ...