[slurm-users] Slurm versions 20.11.1 is now available

[Tim Wickberg]

We are pleased to announce the availability of Slurm version 20.11.1.

This includes a number of fixes made in the month since 20.11 was 
initially released, including critical fixes to nss_slurm and the Perl 
API when used with the newer configless mode of operation.

Slurm can be downloaded from https://www.schedmd.com/downloads.php .

- Tim

-- 
Tim Wickberg
Chief Technology Officer, SchedMD LLC
Commercial Slurm Development and Support

> * Changes in Slurm 20.11.1
> ==========================
>  -- Fix spelling of "overcomited" to "overcomitted" in sreport's cluster
>     utilization report.
>  -- Silence debug message about shutting down backup controllers if none are
>     configured.
>  -- Don't create interactive srun until PrologSlurmctld is done.
>  -- Fix fd symlink path resolution.
>  -- Fix slurmctld segfault on subnode reservation restore after node
>     configuration change.
>  -- Fix resource allocation response message environment allocation size.
>  -- Ensure that details->env_sup is NULL terminated.
>  -- select/cray_aries - Correctly remove jobs/steps from blades using NPC.
>  -- cons_tres - Avoid max_node_gres when entire node is allocated with
>     --ntasks-per-gpu.
>  -- Allow NULL arg to data_get_type().
>  -- In sreport have usage for a reservation contain all jobs that ran in the
>     reservation instead of just the ones that ran in the time specified. This
>     matches the report for the reservation is not truncated for a time period.
>  -- Fix issue with sending wrong batch step id to a < 20.11 slurmd.
>  -- Add a job's alloc_node to lua for job modification and completion.
>  -- Fix regression getting a slurmdbd connection through the perl API.
>  -- Stop the extern step terminate monitor right after proctrack_g_wait().
>  -- Fix removing the normalized priority of assocs.
>  -- slurmrestd/v0.0.36 - Use correct name for partition field:
>     "min nodes per job" -> "min_nodes_per_job".
>  -- slurmrestd/v0.0.36 - Add node comment field.
>  -- Fix regression marking cloud nodes as "unexpectedly rebooted" after
>     multiple boots.
>  -- Fix slurmctld segfault in _slurm_rpc_job_step_create().
>  -- slurmrestd/v0.0.36 - Filter node states against NODE_STATE_BASE to avoid
>     the extended states all being reported as "invalid".
>  -- Fix race that can prevent the prolog for a requeued job from running.
>  -- cli_filter - add "type" to readily distinguish between the CLI command in
>     use.
>  -- smail - reduce sleep before seff to 5 seconds.
>  -- Ensure SPANK prolog and epilog run without an explicit PlugStackConfig.
>  -- Disable MySQL automatic reconnection.
>  -- Fix allowing "b" after memory unit suffixes.
>  -- Fix slurmctld segfault with reservations without licenses.
>  -- Due to internal restructuring ahead of the 20.11 release, applications
>     calling libslurm MUST call slurm_init(NULL) before any API calls.
>     Otherwise the API call is likely to fail due to libslurm's internal
>     configuration not being available.
>  -- slurm.spec - allow custom paths for PMIx and UCX install locations.
>  -- Use rpath if enabled when testing for Mellanox's UCX libraries.
>  -- slurmrestd/dbv0.0.36 - Change user query for associations to optional.
>  -- slurmrestd/dbv0.0.36 - Change account query for associations to optional.
>  -- mpi/pmix - change the error handler error message to be more useful.
>  -- Add missing connection in acct_storage_p_{clear_stats, reconfig, shutdown}.
>  -- Perl API - fix issue when running in configless mode.
>  -- nss_slurm - avoid deadlock when stray sockets are found.
>  -- Display correct value for ScronParameters in 'scontrol show config'.