private information store

Definition of private information store in The Network Encyclopedia.

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What is Private Information Store?

One of the two databases in the information store on a computer running Microsoft Exchange Server. The private information store stores content for mailboxes homed on the server. It consists of a number of files stored in the \mdbdata directory on the Exchange server.

These files include the following:

  • Priv.edb:
    The actual database file

     

  • Edbxxxx.log:
    Transaction files used to track changes to the database

     

  • Edb.chk:
    A checkpoint file to keep track of transactions in edbxxxx.log that are uncommitted

     

  • Res1.log and Res2.log:
    Reserved log files used in low disk space conditions

     

  • Temp.edb:
    A temporary file used for storing transactions that are in progress