Interrupt buffer overflow

Modified on Mon, 28 Oct, 2024 at 11:12 AM

When Pda Crashes and in the log files you can read the following error in the logfiles:


"iba.Driver.CDriverException: Error reading from driver : READ: Interrupt buffer overflow. System performance insufficient for requested operation! Lower number of sampled inputs or sampling frequency!"


Then more often than not you can see that just above the error you can see that it takes Pda an absurdly large time to process a data store.





more often then not this indicates that there is a problem with your hard drives of the location of this datastore. or that the system is actually at his limit or a big other process like IT backups or security scans prohibit PDA from reaching the datastore.


In any case you can start with the following tweaks to optimize your Pda server and reduce in any case this error.


Use for every Datastore Asynchrone file access




And increase your interrupt buffer to max (200MB)




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