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分布式系统服务熔断
2022-04-23 21:57:00 【Leon_Jinhai_Sun】
# 服务熔断
- “熔断器”本身是一种开关装置，当某个服务单元发生故障之后，通过断路器(hystrix)的故障监控，某个异常条件被触发，直接熔断整个服务。向调用方法返回一个符合预期的、可处理的备选响应(FallBack),而不是长时间的等待或者抛出调用方法无法处理的异常，就保证了服务调用方的线程不会被长时间占用，避免故障在分布式系统中蔓延，乃至雪崩。如果目标服务情况好转则恢复调用。服务熔断是解决服务雪崩的重要手段。
# 服务熔断图示
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本文为[Leon_Jinhai_Sun]所创，转载请带上原文链接，感谢
https://blog.csdn.net/leon_jinhai_sun/article/details/124334603
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