摘自维基百科:分布式系统中的节点通信存在两种模型:共享内存(Shared memory)和消息传递(Messages passing)。基于消息传递通信模型的分布式系统,不可避免的会发生以下错误:进程可能会慢、垮、重启,消息可能会延迟、丢失、重复,在基础 Paxos 场景中,先不考虑可能出现消息篡改...
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其他好文 时间:
2014-09-03 14:41:06
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196
Sequential consistency is one of the consistency models used in the domain of concurrent
computing (e.g. in distributed shared memory, distributed
transactions, etc.).
It was first defined as t...
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其他好文 时间:
2014-09-02 15:54:44
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172
Consistency model
From Wikipedia, the free encyclopedia
In computer science, consistency
models are used in distributed systems like distributed
shared memory systems or distributed da...
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其他好文 时间:
2014-08-25 11:53:34
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359
A technique for implementing read-copy update in a shared-memory computing system having two or more processors operatively coupled to a shared memory...
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其他好文 时间:
2014-08-19 18:38:25
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263
hadoop yarn里用了RPC调用。NM里面文件本地化类ContainerLocalizer用RPC心跳方式跟本机的ResourceLocalizationService通信。用shared memory还要调到native层去,不知道会不会比tcp/ip快?可以用文件,考虑锁的问题。但是文件貌...
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其他好文 时间:
2014-08-15 22:22:39
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220
Virtual addresses from multiple address spaces are translated to real addresses in main memory by generating for each virtual address an address space...
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移动开发 时间:
2014-08-14 13:24:28
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489
Multi-processor systems are often implemented using a common system bus as the communication mechanism between CPU, memory, and I/O adapters. It is al...
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其他好文 时间:
2014-07-31 02:17:25
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432
花一天半的时间解决客户端连接服务端的oracle数据库,无法连接问题。ORA-01034: ORACLE not available(Oracle 不存在),ORA-27101: shared memory realm does not exist分析:前几天还可以连接数据库,但是昨...
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数据库 时间:
2014-07-17 23:04:46
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2871
ERROR:
ORA-01034: ORACLE not available
ORA-27101: shared memory realm does not exist
进程 ID: 0
会话 ID: 0 序列号: 0...
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数据库 时间:
2014-07-10 21:02:42
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274
1、startService
在Android系统匿名共享内存(Anonymous Shared Memory)Java调用接口分析,http://blog.csdn.net/jltxgcy/article/details/31414509一文,Client调用了如下代码:
public class Client extends Activity implements OnCli...
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移动开发 时间:
2014-07-02 08:56:19
阅读次数:
321