> On Apr 12, 2016, at 3:58 PM, Greg Mann <g...@mesosphere.io> wrote: > > Hey folks! > A number of situations have arisen in which the default value of the Mesos > agent `--work_dir` flag (/tmp/mesos) has caused problems on systems in which > the automatic cleanup of '/tmp' deletes agent metadata. To resolve this, we > would like to eliminate the default value of the agent `--work_dir` flag. You > can find the relevant JIRA here. > > We considered simply changing the default value to a more appropriate > location, but decided against this because the expected filesystem structure > varies from platform to platform, and because it isn't guaranteed that the > Mesos agent would have access to the default path on a particular platform. > > Eliminating the default `--work_dir` value means that the agent would exit > immediately if the flag is not provided, whereas currently it launches > successfully in this case. This will break existing infrastructure which > relies on launching the Mesos agent without specifying the work directory. I > believe this is an acceptable change because '/tmp/mesos' is not a suitable > location for the agent work directory except for short-term local testing, > and any production scenario that is currently using this location should be > altered immediately.
+1 from me too. Defaulting to /tmp just helps people shoot themselves in the foot. J
