Exacta-Mix Audit Trail Technical Paper

Baxa Corporation The Exacta-Mix Audit Trail Technical Paper Understanding the operation of the blackbox feature of the Baxa automated compounder. Ó 2003 Baxa Corporation ÔIntroduction ®The Windows Software that drives the Exacta-Mix™ 2400 (EM2400) and Exacta-Mix™ 600 (EM600) compounders’ operation includes a n audit feature that captures and records all important system events for later analysis and troubleshooting. This feature is referred to as the “blackbox,” like the flight data recorder found on airplanes. It is designed to store, for a minimum of 45 days, a full record of the software’s view of the compounder’s operation. Structure of the Blackbox The blackbox is a collection of files on the hard drive of the PC on which the Exacta-Mix Operating Software is installed, archived in the subdirectory Blackbox. Events are recorded to one file at a time, until the file reaches a size limit of about 1.33 MB, when it is closed and a new file opened. This file size limitation allows each blackbox file to be copied, uncompressed, to a standard 3.5” floppy diskette if necessary. The naming convention for the blackbox files is YYYYMMDDhhmmsslll.bbx, where: YYYY – current year, e.g., 2003 MM – current month (numeric), e.g., 09 DD – current day of month, e.g., 03 hh – current hour of day (in military style), e.g., 14 mm – current minute of hour, e.g., 07 ss – current second of the ...