Hi everyone,
We are pleased to announce the release candidate for HashiCorp Nomad 0.9.4. This includes a number of fixes for cluster stability, usability, and performance, including:
agent: Multiple issues around client/server restarts [GH-5837,GH-5890,GH-5906]
core: Deregister nodes in batches rather than one at a time [GH-5784]
core: System jobs that fail because of resource availability are retried when resources are freed [GH-5900]
core: Ensure plans are evaluated against a new enough snapshot index [GH-5791]
core: Handle error case when attempting to stop a non-existent allocation [GH-5865]
core: Fixed a bug where nomad log and exec requests may time out or fail in tls enabled clusters [GH-5954].
client: Improved task event display message to include kill time out [GH-5943]
client: Fixed a bug where too many check-based restarts would deadlock the client [GH-5975]
client: Fixed an issue where an alloc remains in pending state if nomad fails to create alloc directory [GH-5905]
client: Fixed regression that prevented registering multiple services with the same name but different ports in Consul correctly [GH-5829]
client: Fixed a race condition when performing local task restarts that would result in incorrect task not found errors on Windows [GH-5899]
client: Reduce CPU usage on clients running many tasks on Linux [GH-5951]
driver/docker: Added logging defaults to use json-file log driver with log rotation [GH-5846]
driver: Fixed an issue preventing local task restarts on Windows [GH-5864]
driver: Fixed an issue preventing external driver plugins from launching executor process [GH-5726]
driver/docker: Fixed a bug mounting relative paths on Windows [GH-5811]
metrics: Added namespace label as appropriate to metrics [GH-5847]
ui: Added buttons to copy client and allocation UUIDs [GH-5926]
ui: Added page titles [GH-5924]
The full list of enhancements is available in the changelog.
Thanks,
The Nomad Team
Links:
Changelog - https://github.com/hashicorp/nomad/blob/v0.9.4-rc1/CHANGELOG.md
Binaries - https://releases.hashicorp.com/nomad/0.9.4-rc1/