在进行内存和代码升级后，我们有相当数量的asa 5520（主动/备用对）出现问题。 该问题performance为失去与故障转移接口上的另一半的连接，并且通常伴随着备用设备的重新加载。 既然内存和代码都被触及了，我们就把这两个都视为问题的根源。 在适当的情况下，代码正在被重新调整，但这并不总是可行的。 有没有办法在设备启动和运行的时候testing内存（比如memtest）？
5520的运行8.2（3）W / 2GB RAM。
05:05:36 %ASA-1-105005: (Secondary) Lost Failover communications with mate on interface outside 05:05:36 %ASA-1-105005: (Secondary) Lost Failover communications with mate on interface inside 05:05:36 %ASA-1-105008: (Secondary) Testing Interface outside 05:05:36 %ASA-1-105008: (Secondary) Testing Interface inside 05:05:37 %ASA-1-105009: (Secondary) Testing on interface inside Passed 05:05:38 %ASA-1-105009: (Secondary) Testing on interface outside Passed 05:11:39 %ASA-1-105003: (Primary) Monitoring on interface outside waiting 05:11:39 %ASA-1-105003: (Primary) Monitoring on interface inside waiting 05:11:39 %ASA-1-105006: (Primary) Link status 'Up' on interface outside 05:11:39 %ASA-1-105006: (Primary) Link status 'Up' on interface inside 05:11:41 %ASA-1-105003: (Secondary) Monitoring on interface outside waiting 05:11:41 %ASA-1-105003: (Secondary) Monitoring on interface inside waiting 05:11:56 %ASA-1-105004: (Secondary) Monitoring on interface outside normal 05:11:56 %ASA-1-105004: (Secondary) Monitoring on interface inside normal 05:11:59 %ASA-1-105004: (Primary) Monitoring on interface outside normal 05:11:59 %ASA-1-105004: (Primary) Monitoring on interface inside normal 05:12:31 %ASA-1-105005: (Secondary) Lost Failover communications with mate on interface outside 05:12:31 %ASA-1-105005: (Secondary) Lost Failover communications with mate on interface inside 05:12:31 %ASA-1-105008: (Secondary) Testing Interface outside 05:12:31 %ASA-1-105008: (Secondary) Testing Interface inside 05:12:32 %ASA-1-105009: (Secondary) Testing on interface outside Passed 05:12:32 %ASA-1-105009: (Secondary) Testing on interface inside Passed 05:18:50 %ASA-1-105006: (Primary) Link status 'Up' on interface outside 05:18:50 %ASA-1-105006: (Primary) Link status 'Up' on interface inside 05:18:51 %ASA-1-105003: (Secondary) Monitoring on interface outside waiting 05:18:51 %ASA-1-105003: (Secondary) Monitoring on interface inside waiting 05:18:52 %ASA-1-105003: (Primary) Monitoring on interface outside waiting 05:18:52 %ASA-1-105003: (Primary) Monitoring on interface inside waiting 05:19:07 %ASA-1-105004: (Primary) Monitoring on interface outside normal 05:19:07 %ASA-1-105004: (Primary) Monitoring on interface inside normal 05:19:11 %ASA-1-105004: (Secondary) Monitoring on interface outside normal 05:19:11 %ASA-1-105004: (Secondary) Monitoring on interface inside normal