To modify an allocation, use the command gchalloc:
gchalloc [-s start_time] [-e end_time] [-L credit_limit] [-d description] [-h | —hours] [—debug] [-? | —help] [--man] [—quiet] [-v | —verbose] {[-i] allocation_id}
Example 2. Changing the end time for an allocation
$ gchalloc -e "2005-01-01" 4 Successfully modified 1 Allocation
Example 3. Changing the credit limit for an allocation
$ gchalloc -L 500000000000 -i 2 Successfully modified 1 Allocation