Setting advanced reservations. Note: this will reserve the nodes, but not assign them to you. That is, you still have to submit the jobs in the usual way, specifying the reservation name with the -r option. Consequently, you will not see the existing reservations with bpstat; instead you need to run showres or diagnose -r to see the reservations.
Among the many arguments, the most important are:
The time format for <TIME_EXP> is pretty intuitive:
[HH[:MM[:SS]]][_MO[/DD[/YY]]] - for example, 14:30_06/20 means 2:30pm
on June 20th (this year), and 30:00:00 means 30 hours;
or
+[[[DD:]HH:]MM:]SS - for example +1:00:10:00 means in one day and ten
hours from now.
See also: diagnose -r, showres, releaseres.