Introduction
One of the biggest limitations of modern AI agents is memory. Most LLM-based agents can handle short-term context within a convers[……]
Presto-engine Privileges Control – Architect
January 20, 2022 Architect, bigdata, linux, system No comments computer engine
We use presto as the main data query engine to provide data query services for business parties. In our architecture, presto as a core capability requires access to data query permission control, including permission control at the table and column levels. We designed The following scheme to achieve this requirement
[……]
Donkey System
January 18, 2018 Architect, Architecture, linux, MYSQL, software, system No comments
Donkey system is a fully automatic MySQL database change system.
It gives a great help both to the release of the business and the company’s automate[……]
[Reprint]Injection MySQL – Function
August 24, 2015 Internals, linux, MYSQL, rdbms No comments
linux tools part 9– Monitoring system performance
April 25, 2014 linux, system No comments
淘宝的开源监控工具 –同事推荐安装测下来非常不错 可以配合zabbix进行数据的采集
[mysql@mysqldb tmp]$ tsar Time ---cpu-- ---mem-- ---tc[......]
How to use Flash Cache on Redhat (not OEL)
August 26, 2013 Architect, hardware, linux, system No comments 11g new feature
linux tools part 8– Monitoring Reads and Writes to a File and device
May 13, 2013 linux, system No comments linux tools
1.配合使用systemtap 监控系统对于文件的读写：
[root@db-42 systemtap]# uname -a Linux db-42 2.6.18-194.el5 #1 SMP Mon Mar 29 22:10:29 EDT 2010 x86_64 x86_64 x86_64 GN[......]
linux tools part 7– Monitor socket activity
April 23, 2013 linux, system No comments linux tools
systemtap发行版本提供了socktop,用于监控socket套接字之间的通信,具体如下：
[root@db-42 ~]# socktop -h USAGE: socktop [-d] [-i interval] [-N num] [-P protocol]... [-f family].[......]
gdb 调试TPCC 一例
March 19, 2013 linux, system No comments trouble shooting
TPCC对mysql 5.5.27做一次性能测试时遭遇 Segmentation fault,gdb调试记录之:
[root@db-81 ~]# uname -a Linux db-81 2.6.18-194.el5 #1 SMP Mon Mar 29 22:10:29 EDT 2010[......]
linux tools part 6– network Monitoring (2)
March 19, 2013 linux, system No comments linux tools