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1、第十五章,排错,Main,Proficy Historian,性能调整 Performance Tuning,Proficy HistorianPerformance Tuning,Administrator Main Tab Collector Tag Tab Collector Performance Tab Collector Status Outputs Messages Tab and Log Files Optimize Query Performance Optimize Virtual Memory Miscellaneous,Proficy HistorianAdminist
2、rator Main Tab,Proficy HistorianCollector Performance Tab,Report Rate Rate of Incoming Data Averaged Compression (%) Collector effectiveness Widen deadbands to pass fewer values Overruns (%) Indicates Data Loss Reduce Peak Load,OVERRUN_PCT = 100 * OVERRUNS / ( OVERRUNS + TOTAL_EVENTS_COLLECTED ).,Pr
3、oficy HistorianCollector Status Outputs,Rate Output Address writes the current value of the events/minute updates once per minute Status Output Address writes the collector status (running, stopped ) updated upon status change Heartbeat Output Address writes the heartbeat signal writes 1 once per mi
4、nute,Proficy HistorianMessages Tab and Log Files,LOG (.LOG) files DataArchiver-nn.LOG files are sequential files for the archiver only iFIX Collector-nn.LOG files on Collector SHOW (.SHW) files Current collector configuration Messages Tab Event Viewer,Proficy HistorianOptimize Query Performance,Perf
5、orming the GROUP BY on the server Using DISTINCT to eliminate duplicate rows Use wildcards specifying tag names Limit duration between start and end times Use precise data type to improve storage efficiency and allow reporting tools to properly format the data Not relying on the TOP or ROWCOUNT to o
6、ptimize performance, since they do not change the load on the archive or network,Proficy HistorianOptimize Virtual Memory,Set 3X physical memory Set Custom Size For 1024 MB RAM, Set Page File Size to 3072 Set Initial Size equal to the Maximum Size (Prevents Paging Filing Growth),Proficy HistorianMis
7、cellaneous,Open port 14000 for Historian Clients Historian Disk Space Calculator Use Least Amount of Collection Intervals Overwrite Old Archives (FIFO) Create (4) 2 GB archives Enable to Overwrite Old Archives Disable Auto Create Archives,总结问题,“Report Rate” 和 “Receive Rate”的不同之处在于? 如何定义“Estimated Da
8、ys to Full”. 在哪里创建Proficy Historian 文件采集器日志文件? 日志文件创建的频率是多久? 给注册添加何种类型的值来启动DEBUGMODE?,Main,回答,1. “Report Rate” 和 “Receive Rate”的不同之处在于？ Receive rate: 服务器从所有采集器上接收数据的速率 Report rate: 数据从所选采集器上进入服务器的平均速率 2.如何定义“Estimated Days to Full”. 在归档文件记满之前，还剩多少天 3.在哪里创建Proficy Historian 文件采集器日志文件? Program FilesProficy HistorianLogFilesFileCollector_yymmddhhmmss.log,Main,回答,4.日志文件创建的频率是多久? 通常在该应用重新启动后会创建日志文件. 5.给注册添加何种类型的值来启动DEBUGMODE? 0 在用DWORD设置这个值以后，明确阻止任何来自日志文件的调试消息 127 - 会导致连续堆栈追踪的转储 32 - 采集器记录了所有数据值，它被送到日志文件里的归档文件. 它包括: 值，质量，和时间戳.,Main,
