Shared Memory Shared memory is typically the fastest form of interprocess communicatioin. It provides a memory area that is shared between processes. One process can write data to the area and another process can read it. In Boost.Interrprocess the c…

See at: 补充栏3: C++对象和共享内存 (叙述内容和Link1的内容基本一致) <C++网络编程 卷1:运用ACE和模式消除复杂性> <C++ Network Programming Volume 1 Mastering Complexity with ACE and Patterns> -Douglas C.Schmidt, Stephen D. Huston -叶斌译 关于这个问题的一个扩展: p49, class ACE_IPC_SAP的constructor为pr…

Oracle Error Tips by Burleson Consulting Oracle docs note this about ORA-27101: ORA-27101: shared memory realm does not exist Cause: Unable to locate shared memory realm Action: Verify that the realm is accessible The solution in Windows may be to st…

有天启动ORACLE,碰到如下问题 提示ORA-01034: ORACLE not available ORA-27101: shared memory realm does not exist 解决方寺:sqlnet.ora将认证方式改为none,重启服务,可多尝试2次重启.…

error: ora-01034:oracle not available ora-27101:shared memory realm does not exist 苦咖啡 他的博客中一篇文章完美的解决了问题…

问题说明:在一台zabbix被监控服务器上(64位centos6.8系统,64G内容)启动zabbix_agent,发现进程无法启动,10050端口没有起来! 启动zabbix_agent进程没有报错,但10050端口没有正常启动起来.[root@ctl ~]# /usr/local/zabbix/sbin/zabbix_agentd[root@ctl ~]# ps -ef|grep zabbix_agentroot 27506 27360 0 11:07 pts/5 00:00:00 grep…

ORA-27101:shared memory realm does not exist的问题 登陆SQLPlus时出现: ORA-01034:ORACLE not avaiable ORA-27101 : shared memory realm does not exist Process ID:0 Session ID:0 Serial Number:0 解决办法一: 1.[oracle@wpj ~]$sqlplus / nolog; 2.用SYS用户登录:[oracle@wpj ~]$ …

#include <stdio.h> #include <sys/shm.h> #include <sys/stat.h> int main () { int segment_id; char* shared_memory; struct shmid_ds shmbuffer; int segment_size; const int shared_segment_size = 0x6400; /* Allocate a shared memory segment. */…

文章转载至CSDN社区罗升阳的安卓之旅,原文地址:http://blog.csdn.net/luoshengyang/article/details/6666491 在前面一篇文章Android系统匿名共享内存Ashmem(Anonymous Shared Memory)驱动程序源代码分析中,我们系统地介绍了Android系统匿名共享内存的实现原理,其中着重介绍了它是如何辅助内存管理系统来有效地管理内存的,在再前面一篇文章Android系统匿名共享内存Ashmem(Anonymous Share…

文章转载至CSDN社区罗升阳的安卓之旅,原文地址:http://blog.csdn.net/luoshengyang/article/details/6664554 在上一文章Android系统匿名共享内存Ashmem(Anonymous Shared Memory)简要介绍和学习计划中, 我们简要介绍了Android系统的匿名共享内存机制,其中,简要提到了它具有辅助内存管理系统来有效地管理内存的特点,但是没有进一步去了解它是如何实 现的.在本文中,我们将通过分析Android系统的匿名共享内存…