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How do you remove a duplicate "down" host?
need to remove it by name or IP: qbadmin worker --remove LAX-RF-029 If you're lucky, you'll get the down host removed. If both get removed, just use --clearbanned and restart…Newly installed Workers are listed as "down". What ports are needed by Qube to "punch" through the firewall?
This is probably the result of a firewall either on the Worker or the Supervisor. Disabling all firewalls and restarting the Workers should fix the problem. If security…Worker View
worddav059d8256c5d86413ff15e3da2a8fb7f4.png Worker Layout Pane **GREY = DOWN WORKERS** Worker Layout Pane **WHITE = AVAILABLE WORKERS** Worker Layout Pane…Remote Reboot_Shutdown Worker
. To use this feature, use the qbadmin command line. Keep in mind that shutting down a host will require an administrator to physically power it back on. Remote reboot of a Worker host…What if I want to lock down certain hosts to specific groups that will only run jobs submitted to those groups?
As we discussed, a host group is like an "alias" for a set of machines. You can assigned a host to more than one group, but jobs sent to the group will only run on those machines. A cluster is a priority scheme that will allow a job to run anywhere there…qblock
| | | | | lock available job slots on a Worker host Description qblock locks the available job slots on a Qube! Worker. Usage qblock [options] hostname…qbunlock
| | | | | unlock available job slots on a Qube! Worker Description Unlocks the available job slots on a Worker. Usage qbunlock [options] hostname… where…Clustering and how it relates to job priority
, clusters can contain other clusters. Clusters can also contain Workers and jobs. This is the key to Qube's priority scheme. Workers belong to 1 and only 1 cluster. Jobs…supervisor_heartbeat_interval
Synopsis supervisor_heartbeat_interval = interval Interval is the duration in seconds, within which the Workers must report their status to the Supervisor. Any Worker…Job and Host Assignment
Since there are so many variables that an affect when and whether a particular job is dispatched to a worker, it might help if some of the decisions involved in this process…