POS Transaction Analyzer User and Installation Guide, SST Version 1.2

HP NonStop POS Transaction Analyzer: Overview 12
1-4 POS/TA Architecture
POS/TA provides details about POS transactions processed and recorded in the POS transaction log (PTLF) file.
It identifies traffic on all resource nodes defined in the targeted logical networks, with data collection triggered by
disk-write I/O on the PTLF.
Figure 1-2 POS/TA Architecture