Although primary system users receive a space default allocation during initial system setup, you must manually adjust the space for the Crashdumps and DBC users.
| System-generated User and Function | Perm Space Required |
|---|---|
| Crashdumps Temporarily stores PDE memory dumps. |
Approximately 1 GB default For information on allocating crashdumps space, see Assigning Perm Space to the Crashdumps Database. |
| DBC Initially owns all usable disk space. Contains:
|
After allocation of space to administrative users, DBC should retain approximately 10% of the total available space to contain system tables. The space retained by user DBC space is not usable for any other functions.
To allocate administrator space, see:
|
| SysAdmin Contains tables, views and macros for network-based load jobs. Do not reuse the name SysAdmin.
|
Approximately 40 MB default |
| Sys_Calendar Contains tables and views for date-related functions. |
Approximately 15 MB default |
| SystemFE Contains diagnostic tables and macros for use by Teradata Customer Service. |
Approximately 60 MB default |