IBM GC28-1920-01 manual Customer Additions to the CDT, Subpool, Formula for averageprofilesize

Figure 21

(Page

2

of

2).

RACF Estimated Storage Usage

Storage

Subpool

Usage

How

to

Estimate

Size

ELSQA

Connect

group

table

64 + (48× number_of_groups_connected)

In-storage

generic

profiles

160 + number_of_generic_profiles× (14 +

average_profile_size +

average_profile_name_length)

RACF

storage tracking

table

3500

RACROUTE

REQUEST=LIST

profiles

52 + (number_of_profiles_×in_16)class+

Note:

Applications

can

place

(number_of_resident_profiles× (10 +

these profiles

in

a

+

(1.5

different

storage subpool.

average_profile_size×

class_max_profile_name_size))) for each class if

GLOBAL=YES

is

not

specified

CSA

RACF

global

access

tables

3040

+

(number_of_user_classes× 24)

+×

(182

+

number_of_entries× (6

+ ×(1.5

max_profile_name_size)))

RACF

database

control

structures

(DCB, DEB,4600

+

(number_of_BAM_blocks× 6) +

(364 x

templates)

number_of_RACF_primary_data_sets)

RACF

subsystem

control

blocks

3500

ECSA

RACF

data set descriptor

table

and extension168 + (896×

number_of_RACF_primary_data_sets)

RACF

ICB

(non-shared

DB)

4096

per RACF database if the database is not

shared

and

is

not

on

a

device

marked as shared

0 otherwise

RACF

program

control

table

105

× average_profile_name_length

RACF

resident

data

blocks

For each primary RACF database:

3248 + (4136× number_of_database_buffers)

If using sysplex communication, for each backup

database

add:

3248 + (4136× number_of_database_buffers× .2)

Dynamic

parse

tables

30

000

SETROPTS

GENLIST

profiles

52 + (number_of_profiles_×in_16)class+

(number_of_resident_profiles× (10 +

average_profile_size×

+

(1.5

class_max_profile_name_size)))

User

private

RACF

transient

storage

16 000

(minimum)

while

a

RACF

service

is

Below

16MB

executing

Formula for average_profile_size:

average_profile_size = 51 + average_installation_data + (average_number× 9)_of+_access_entries (average_number_of_categories× 2) + (average_number_of_conditional_access× 17)_entries

Customer Additions to the CDT

Additional classes can be defined in the CDT during installation, or t customized later. See “Customer Additions to the CDT” on page 35 for information on installation-defined CDT classes.

Chapter 5. Installation Considerations33