pidmax
Parameter
- Description
-
Specifies the value of the largest possible process ID.
pidmax
sets the value for themaxpid
variable. Oncemaxpid
is set,pidmax
is ignored.maxpid
is used elsewhere in the kernel to determine the maximum process ID and for validation checking.Any attempts to set
maxpid
by adding an entry to a file in the/etc/system.d
directory have no effect. - Data Type
-
Signed integer
- Default
-
30,000
- Range
-
5 to 999,999
- Units
-
Processes
- Dynamic?
-
No. Used only at boot time to set the value of
pidmax
. - Validation
-
Yes. Value is compared to the value of
reserved_procs
and 999,999. If less thanreserved_procs
or greater than 999,999, the value is set to 999,999. - Implicit
-
max_nprocs
range checking ensures thatmax_nprocs
is always less than or equal to this value. - When to Change
-
Required to enable support for more than 30,000 processes on a system. See also max_nprocs Parameter.
- Commitment Level
-
Unstable