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Amazon web services AWS ElastiCache redis和maxmemory_Amazon Web Services_Redis - Fatal编程技术网

Amazon web services AWS ElastiCache redis和maxmemory

Amazon web services AWS ElastiCache redis和maxmemory,amazon-web-services,redis,Amazon Web Services,Redis,我正在运行配置了节点类型cache.r5.xlarge的AWS Elasticache Redis。根据配置,maxmemory应为28261849702 28G。这是从 但是,当连接到redis端点时,它仅显示19G: 从'info'命令 # Memory ... maxmemory:21196387277 maxmemory_human:19.74G maxmemory_policy:volatile-lru ... 我想知道是否有人能解释这种差异?找到了原因: 保留内存百分比默认为25%

我正在运行配置了节点类型cache.r5.xlarge的AWS Elasticache Redis。根据配置,maxmemory应为28261849702 28G。这是从

但是,当连接到redis端点时,它仅显示19G:

从'info'命令

# Memory
...
maxmemory:21196387277
maxmemory_human:19.74G
maxmemory_policy:volatile-lru
...
我想知道是否有人能解释这种差异?

找到了原因: 保留内存百分比默认为25%。 这是AWS特有的东西,不是Redis本身的一部分