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Concurrent vs serial queues in GCD

...rent and serial queues in GCD. I have some issues and hoping someone can answer me clearly and at the point. 6 Answers ...
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构建高并发高可用的电商平台架构实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...做冗余,并自动进行负载转发和失效转移; 最初可以利用VIP+heartbeat方式,目前系统有一个单独的组件HA,利用zookeeper实现(比原来方案的优点) 一致性、事务: 对于分布式系统的一致性,尽量满足可用性,一致性可以通过校对来...
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廉价共享存储解决方案1-drbd+ha+nfs - 更多技术 - 清泛网 - 专注C/C++及内核技术

...Running /etc/ha.d/resource.d/IPaddr 10.10.10.40/24/eth1 start 获得集群VIP IPaddr(IPaddr_10.10.10.40)[24699]: 2015/11/30_19:18:13 INFO: Using calculated netmask for 10.10.10.40: 255.255.255.0 IPaddr(IPaddr_10.10.10.40)[24699]: 2015/11/30_19:18:13 INFO: eval ifconfig eth1:0 10.10.10...
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How does this giant regex work?

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【内核源码】linux UDP实现 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...ck, int protocol, int kern) { ... list_for_each_entry_rcu(answer, &inetsw[sock->type], list) { //inet_init->inet_register_protosw, inetsw_array err = 0; /* Check the non-wild match. */ if (protocol == answer->protocol) { if (protocol != IPPROTO_IP) break; } else ...