旧服务通过dhs获取设备登入机器信息，再去对应接入机器查询did状态，离线时还会发起网络广播，资源消耗巨大，且上下线通知不能保证一致性。 新服务包含keepalive和deviceonline两个模块。keepalive将缓存在接入机器本地ringbuff的设备心跳信息写入redis，并控制写入 ...

Featuring a premium new look with the same iconic taste— the reinvented Purefoods Luncheon Meat now levels up to a new square-shaped design. This fresh and bold packaging makes it easier to ...

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