0. Prepare knowledgeHyper-Threading Technology (hyper-threading): Using special hardware instructions, the two logical cores (CPU core) are simulated into two physical chips,Allows a single processor to use thread-level parallel computing, which is
The core idea of merge sorting is to merge the already sequenced A[p~q], and A[q~r] (where A is an array, p, Q, r array subscript) into a single sorted set of A[p~r]. The implementation code is as follows: void _merge (int * Input,int * output,
CPU, generally think that write-C + + needs to understand, write high-level language (Java/c#/pathon ...) There is no need to understand the underlying stuff. I thought so at first, but until I met Lmax's disruptor, as well as Martin's blog post, I
IIS7.0ISAPIPHP5.2.17MysqlZendOptimizer, however, a serious problem is the high CPU usage... running Environment
IIS7.0 ISAPI
PHP5.2.17
Mysql
ZendOptimizer
Program description
Multiple programs run in the same server environment. The program is
Article Title: ubuntu CPU temperature configuration. fan speed, hard disk temperature monitoring. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research,
Original sticker: https://coolshell.cn/articles/10249.htmlCPU cache has always been an important point of understanding the computer architecture, but also the technical difficulties in concurrent programming design, and related reference materials
Nginx configuration file nginx.confThe first need to find Nginx configuration file nginx.conf in order to do the following, in the LNMP one-click installation package By default configuration, nginx.conf stored in/usr/local/nginx/conf/nginx.confFor
ReferenceA very easy-to-read article explaining direct Mapped cache:Http://www.cs.umd.edu/class/sum2003/cmsc311/Notes/Memory/direct.htmlCPU Cachehttp://en.wikipedia.org/wiki/cpu_cachehttp://blog.csdn.net/zqy2000zqy/article/details/1137895============
The script that prints the Java thread occupancy stack is invoked if the CPU occupancy rate continues to reach more than 80, see https://github.com/oldratlee/useful-shells/blob/master/ Show-busy-java-threads.sh, see his GitHub wiki! in concrete
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