如果发生硬件故障,那么部署在故障硬件上的所有服务器都将不能使用。
If a hardware failure occurs, all the servers that are deployed on the failed hardware become unavailable.
如果没有在峰值负载下积极测试和验证集群,那么在真正发生故障时,故障转移的一端可能受到资源限制,响应时间较长,甚至出现故障。
If you do not actively test and validate your clustering during peak loads, during an actual failure the failover side can become constrained and deliver poor response times or even fail.
与环境相关的硬件故障发生的几率最小,而软件故障和计划停机占整个系统停机时间的70%。
The environmentally-related and hardware failures are the least likely to happen, whereas software failures and planned downtime contribute up to 70% of system downtime.
One of the discomforts, one of the reasons that I think so many people in society and even in this class are uncomfortable when it comes to computers and intimidated by technology and kind of throw up their hands when things go wrong that you don't understand is frankly not necessarily your fault.
当我想到在社会中,即使在这个班级上,有那么多的人,使用计算机时是不舒服的,他们被这种科技吓到了,束手无策,当发生故障时,你也不知道,其实,这也不是你的过错。
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