v0.68.1

This patch release fixes an issue with default values for resource limits.

• [core] Explicitly default to infinite cpu/mem resource limits

v0.68.0

This release includes cgroups support for CPU and memory limits, a new feature that requires a Mesos agent configuration change and ensures a misbehaving task won't block the whole FLP.

• Resource limits:
  • [core] Support Mesos task resource limits specification for task classes
  • [core] Prevent crash in incomplete limits
  • [core] Print limits to IL
  • [core] Avoid triggering dead or inactive hooks on teardown
  • [core] Proceed with task kill even if some cannot be killed
  • [core] Explicit handling of executor/agent failed events
  • [core] Only perform a STOP transition for ACTIVE tasks
  • [core] Wait for 500ms for ERROR states to settle before GO_ERROR/STOP

v0.67.2

This release includes a crash fix and a build fix for FairMQ 1.5.x.

• [build] Compile with FairMQ 1.5.x
• [core] Fix crash caused by map contention in Bookkeeping plugin

v0.67.1

This patch release increases the command timeout for the CONFIGURE transition and fixes a run number acquisition issue in the CCDB plugin.

• [core] do not complain when ccdb plugin cannot get a run number
• [core] Increase CONFIGURE transition timeout to 120s

v0.67.0

This release includes support for internal task error events being raised by tasks. Such an event immediately transitions the environment to the ERROR state.

• Task error events:
  • [core] React to TASK_INTERNAL_ERROR with STOP_ACTIVITY attempt
  • [core] Build TaskInternalError event
  • [executor] Support TASK_INTERNAL_ERROR event
  • [occ] Push TASK_INTERNAL_ERROR event
  • [occ] Only emit task internal error event once

v0.66.0

This release includes crash fixes and improvements to integration plugins.

• Integration:

  • [apricot] PEDESTALS is now PEDESTAL
  • [core] Add pdp_epn_shm_sizes param to ODC plugin

• Bug fixes:

  • [core] Prevent rare crash in resourceOffers tasksDeployed access
  • [core] Bail early if a critical error occurs in a transition step
  • [core] Prevent crash in Kafka plugin concurrent map access

v0.65.1

This patch release includes an improvement to the deployment sequence, adding a general task cleanup before most other operations.

• [core] Perform cleanup right before environment deployment
• [executor] Notify InfoLogger on task END_OF_STREAM event

v0.65.0

This release brings important changes to the behavior of the scheduler component of the AliECS core. Specifically, a new UNDEPLOYABLE status has been added for tasks that cannot be deployed due to cluster conditions, and the task scheduling algorithm has been reworked to fail early when possible.

• AliECS core scheduler improvements:

  • [core] Treat undeployable task separately from plain inactive
  • [core] Complete product operation for UNDEPLOYABLE status
  • [core] Incoming offers preprocessing for early failure

• Miscellaneous:

  • [executor] Log end of life

v0.64.2

The present release includes bug fixes for DCS integration, for the executor and for a race in the repository access layer.

• [core] Do not write back to varSpecMap coming from repos backend
• [core] Update run types enum in Bookkeeping client
• [core] Regenerate DCS protofile (AGD detector)
• [core] Inform user if offer includes multiple executors
• [executor] Do not cause executor disconnect on unprocessable MESSAGE

v0.64.1

The present release includes miscellaneous bug fixes.

• [core] Prevent crash on bad traits in configureTasks
• [core] set EOR time also before DESTROY
• [doc] update the SM diagram and document SM callbacks
• [OCTRL-770][core] set run end time after trg end time