applications/system

minicondor - Configuration for a single-node HTCondor

Website: https://htcondor.org/
License: Apache-2.0
Description:
This example configuration is good for trying out HTCondor for the first time.
It only configures the IPv4 loopback address, turns on basic security, and
shortens many timers to be more responsive.

Packages

minicondor-23.10.2-1.el8.x86_64 [92 KiB] Changelog by Tim Theisen (2024-10-30):
- Fix for output file transfer errors obscuring input file transfer errors
minicondor-23.10.1-1.el8.x86_64 [92 KiB] Changelog by Tim Theisen (2024-10-03):
- Improvements to disk usage enforcement when using LVM
  - Can encrypt job sandboxes when using LVM
  - More precise tracking of disk usage when using LVM
  - Reduced disk usage tracking overhead
- Improvements tracking CPU and memory usage with cgroup v2 (on EL9)
  - Don't count kernel cache pages against job's memory usage
  - Avoid rare inclusion of previous job's CPU and peak memory usage
- HTCondor now re-checks DNS before re-connecting to a collector
- HTCondor now writes out per job epoch history
- HTCondor can encrypt network connections without requiring authentication
- htcondor CLI can now show status for local server, AP, and CM
- htcondor CLI can now display OAUTH2 credentials
- Uses job's sandbox to convert image format for Singularity/Apptainer
- Bug fix to not lose GPUs in Docker job on systemd reconfig
- Bug fix for PID namespaces and condor_ssh_to_job on EL9
minicondor-23.9.6-1.el8.x86_64 [91 KiB] Changelog by Tim Theisen (2024-08-08):
- Add config knob to not have cgroups count kernel memory for jobs on EL9
- Remove support for numeric unit suffixes (k,M,G) in ClassAd expressions
- In submit files, request_disk & request_memory still accept unit suffixes
- Hide GPUs not allocated to the job on cgroup v2 systems such as EL9
- DAGMan can now produce credentials when using direct submission
- Singularity jobs have a contained home directory when file transfer is on
- Avoid using IPv6 link local addresses when resolving hostname to IP addr
- New 'htcondor credential' command to aid in debugging
minicondor-23.8.1-1.el8.x86_64 [90 KiB] Changelog by Tim Theisen (2024-06-27):
- Add new condor-ap package to facilitate Access Point installation
- HTCondor Docker images are now based on Alma Linux 9
- HTCondor Docker images are now available for the arm64 CPU architecture
- The user can now choose which submit method DAGMan will use
- Can add custom attributes to the User ClassAd with condor_qusers -edit
- Add use-projection option to condor_gangliad to reduce memory footprint
- Fix bug where interactive submit does not work on cgroup v2 systems (EL9)
minicondor-23.7.2-1.el8.x86_64 [89 KiB] Changelog by Tim Theisen (2024-05-16):
- Warns about deprecated multiple queue statements in a submit file
- The semantics of 'skip_if_dataflow' have been improved
- Removing large DAGs is now non-blocking, preserving schedd performance
- Periodic policy expressions are now checked during input file transfer
- Local universe jobs can now specify a container image
- File transfer plugins can now advertise extra attributes
- DAGMan can rescue and abort if pending jobs are missing from the job queue
- Fix so 'condor_submit -interactive' works on cgroup v2 execution points
minicondor-23.6.2-1.el8.x86_64 [88 KiB] Changelog by Tim Theisen (2024-04-16):
- Fix bug where file transfer plugin error was not in hold reason code
minicondor-23.6.1-1.el8.x86_64 [88 KiB] Changelog by Tim Theisen (2024-04-15):
- Add the ability to force vanilla universe jobs to run in a container
- Add the ability to override the entrypoint for a Docker image
- condor_q -better-analyze includes units for memory and disk quantities
minicondor-23.5.2-1.el8.x86_64 [87 KiB] Changelog by Tim Theisen (2024-03-14):
- Old ClassAd based syntax is disabled by default for the job router
- Can efficiently manage/enforce disk space using LVM partitions
- GPU discovery is enabled on all Execution Points by default
- Prevents accessing unallocated GPUs using cgroup v1 enforcement
- New condor_submit commands for constraining GPU properties
- Add ability to transfer EP's starter log back to the Access Point
- Can use VOMS attributes when mapping identities of SSL connections
- The CondorVersion string contains the source git SHA
minicondor-23.4.0-1.el8.x86_64 [86 KiB] Changelog by Tim Theisen (2024-02-08):
- condor_submit warns about unit-less request_disk and request_memory
- Separate condor-credmon-local RPM package provides local SciTokens issuer
- Fix bug where NEGOTIATOR_SLOT_CONSTRAINT was ignored since version 23.3.0
- The htcondor command line tool can process multiple event logs at once
- Prevent Docker daemon from keeping a duplicate copy of the job's stdout
minicondor-23.3.0-1.el8.x86_64 [85 KiB] Changelog by Tim Theisen (2024-01-04):
- Restore limited support for Enterprise Linux 7 systems
- Additional assistance converting old syntax job routes to new syntax
- Able to capture output to debug DAGMan PRE and POST scripts
- Execution Points advertise when jobs are running with cgroup enforcement
minicondor-23.2.0-1.el8.x86_64 [85 KiB] Changelog by Tim Theisen (2023-11-29):
- Add 'periodic_vacate' submit command to restart jobs that are stuck
- EPs now advertises whether the execute directory is on rotational storage
- Add two log events for the time a job was running and occupied a slot
- Files written by HTCondor are now written in binary mode on Windows
- HTCondor now uses the Pelican Platform for OSDF file transfers
minicondor-23.1.0-1.el8.x86_64 [84 KiB] Changelog by Tim Theisen (2023-10-31):
- Enhanced filtering with 'condor_watch_q'
- Can specify alternate ssh port with 'condor_remote_cluster'
- Performance improvement for the 'condor_schedd' and other daemons
- Jobs running on cgroup v2 systems can subdivide their cgroup
- The curl plugin can now find CA certificates via an environment variable
minicondor-23.0.0-1.el8.x86_64 [83 KiB] Changelog by Tim Theisen (2023-09-29):
- Absent slot configuration, execution points will use a partitionable slot
- Linux cgroups enforce maximum memory utilization by default
- Can now define DAGMan save points to be able to rerun DAGs from there
- Much better control over environment variables when using DAGMan
- Administrators can enable and disable job submission for a specific user
- Can set a minimum number of CPUs allocated to a user
- condor_status -gpus shows nodes with GPUs and the GPU properties
- condor_status -compact shows a row for each slot type
- Container images may now be transferred via a file transfer plugin
- Support for Enterprise Linux 9, Amazon Linux 2023, and Debian 12
- Can write job information in AP history file for every execution attempt
- Can run defrag daemons with different policies on distinct sets of nodes
- Add condor_test_token tool to generate a short lived SciToken for testing
- The job’s executable is no longer renamed to ‘condor_exec.exe’

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