2145 - 关于 Informix 和 PFSC（分区可用空间缓存）Boost 的 Onconfig 参数.pdf

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1、IDS Configuration Parameters,New and OldJohn(JC)LengyelInformix Chief ArchitectIBM TechXchange|2025 IBM Corporation1#IBMTechXchangeSession 2145October 9th,8:00amAgenda:Configuration ParametersGeneral tips and tricksInteresting legacy parametersParameter Changes in V15IBM TechXchange|2025 IBM Corpora

2、tion3General Tips and Tricks:oninit-t Configuration Parameter ListID name current value0 ROOTNAME rootdbs1 ROOTPATH /work1/JC/rootchunk2 ROOTOFFSET 03 ROOTSIZE 3000004 MIRRORPATH 5 MIRROROFFSET 06 DBSERVERNAME jc_lxvnext7 DBSERVERALIASES 8 SERVERNUM 609 MSGPATH /work1/JC/online.log10 CONSOLE /dev/nu

3、ll11 TAPEDEV /work1/JC/tapedev12 TAPESIZE 013 TAPEBLK 10014 LTAPEDEV /dev/null15 LTAPESIZE 0.IBM TechXchange|2025 IBM Corporation4General Tips and Tricks:oninit-t attn:Ignoring unknown or deprecated config parameter(CHECKPOINTINTERVAL)Warning:Parameters user-configured value was adjusted.(LOGFILES)C

4、onfiguration Parameter ListID name current value0 ROOTNAME rootdbs1 ROOTPATH /work1/JC/rootchunk2 ROOTOFFSET 0.IBM TechXchange|2025 IBM Corporation5General Tips and Tricks:Environment Variables In Config File.DBSERVERNAME$JC_SERVERNAMEROOTPATH /work1/JC/$JC_ROOTCHUNKMSGPATH$JC_HOME/$JC_MSGFILE.IBM T

5、echXchange|2025 IBM Corporation6General Tips and Tricks:Dynamic Modificationsonmode wmonmode wfexecute function task(modify config,LTXHWM,90);execute function task(modify config persistent,LTAPEDEV,/dev/null);IBM TechXchange|2025 IBM Corporation7General Tips and Tricks:Dynamic Modifications$onmode w

6、m MAX_FILL_DATA_PAGES=1Value of MAX_FILL_DATA_PAGES has been changed to 1.$onmode wm MAX_FILL_DATA_PAGES=1MAX_FILL_DATA_PAGES is already set to 1.$onmode wf MAX_FILL_DATA_PAGES=1MAX_FILL_DATA_PAGES is already set to 1.Value for MAX_FILL_DATA_PAGES(1)was saved in config file.IBM TechXchange|2025 IBM