HTCondor Glossary 


Mechanism used by HTCondor to describe jobs and machines.

HTCondor continuously performs a matchmaking analysis between the submitted jobs classAds and the machine classAds in order to run jobs where the requirements in both job classAd and machine ClassAd are satisfied.


To display a job classAd you can use the command:

> condor_q <job_id> -long

HTCondor pool

Set of machines used for executing jobs managed by HTCondor


A resource in HTCondor is a machine. A machine may have many slots.

condor_schedd (Schedd)

Daemon that rappresents resource requests to the HTCondor pool.

When users submit jobs, these go to the condor_schedd, where they are stored in the job queue managed by this process.


A slot can execute a job submitted by a user