Redis is configured to use the noeviction policy, which might crash your site when Redis runs out of memory. Setting a reasonable MaxTTL (maximum time-to-live) helps to reduce that risk.

Redis被配置为使用noevision策略，当Redis内存不足时，这可能会使您的网站崩溃。设置一个合理的MaxTTL（最长生存时间）有助于降低这种风险。