Looks like the .checkpoint file was generated from this code in
ProcessorStateManager
:
// write the checkpoint file before closing, to indicate clean
shutdown
try {
if (checkpoint == null) {
checkpoint = new OffsetCheckpoint(new File(baseDir,
CHECKPOINT_FILE_NAME));
FYI
On Thu, Jan 4, 2018 at 11:48 AM, Kristopher Kane <kkane.l...@gmail.com>
wrote:
> I just noticed /tmp/kafka-streams/<app id>/0_[0,1]/{.checkpoint,.lock]
> (there are two partitions on the incoming topic) being automatically
> created during an integration test. My Streams app doesn't use a state
> store and only contains mapValues and a .to termination operation.
>
> Anyone know what this is for?
>
> Thanks,
>
> Kris
>
