Hello When we create a million process instances at one go, we see 200+ kdbhttps://community.appian.com/discussions/f/administration/858/hello-when-we-create-a-million-process-instances-at-one-go-we-see-200-kdbHello When we create a million process instances at one go, we see 200+ kdbs created to the disk. Is this transaction KDBs? What happens to these KDBs when process completes OR execution engines replay those transactions? ... OriginalPostID-70805 OriginalPostIDen-USTelligent Community 12RE: Hello<br />When we create a million process instances at one go, we see 200+ kdbhttps://community.appian.com/thread/2848?ContentTypeID=1Fri, 14 Jun 2013 19:48:45 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:ec2d2500-f5a3-4eaa-9de7-2e327823c4b7prasadhkThanks Myles. We would like to know what will happen to the transaction log KDBs once engines processes all the transactions? When these transaction log KDBs get deleted?<div style="clear:both;"></div>RE: Hello<br />When we create a million process instances at one go, we see 200+ kdbhttps://community.appian.com/thread/2847?ContentTypeID=1Fri, 14 Jun 2013 19:47:03 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:313f940d-28fb-463e-808a-18688ff2506fMyles WeberGiven the scenario that you described, I recommend utilizing an Appian expect to understand the design, architecture and desired outcome in detail for proper planning.<div style="clear:both;"></div>