Nonstop Database, HiRDB Version 9 Installation and Design Guide

[Contents][Index][Back][Next]

19.2.1 Memory size required for the execution of the database initialization utility (pdinit)

The following tables show the formulas for determining the memory sizes required for the execution of the database initialization utility (pdinit).

Organization of this subsection
(1) HiRDB single server configuration
(2) HiRDB parallel server configuration

(1) HiRDB single server configuration

Condition Formula for determining memory size (KB)
32-bit mode [Figure]{
61,440 [Figure] (140 [Figure] a + 20 [Figure] b + c) [Figure] 61,432 + 6,004 [Figure] d [Figure] 500
+ 36,008 [Figure] a [Figure] 1,000 + 468 [Figure] e + 403,888
}[Figure] [Figure] 1,024 + 267
64-bit mode [Figure]{
61,448 [Figure] (144 [Figure] a + 24 [Figure] b + c) [Figure] 61,436 + 8,004 [Figure] d [Figure] 500
+ 36,016 [Figure] a [Figure] 1,000 + 468 [Figure] e + 405,888
}[Figure] [Figure] 1,024 + 267

a: Total number of RDAREAs

b: Number of HiRDB files in all RDAREAs

c: Sum of the lengths of all HiRDB file names

d: Total number of authorization identifiers

e: Number of RDAREAs for dictionary server

(2) HiRDB parallel server configuration

Condition Formula for determining memory size (KB)
32-bit mode DS [Figure]{
{61,440 [Figure] (140 [Figure] a + 20 [Figure] b + c)} [Figure] 61,432 + (6,004 [Figure] d) [Figure] 500
+ (36,008 [Figure] a) [Figure] 1,000 + 468 [Figure] e + 403,888 + 348 [Figure] f + 344 [Figure] g
}[Figure] [Figure] 1,024 + 268
BES [Figure](4 [Figure] b + 237,220) [Figure] 1,024[Figure] + 268
MGR 10
64-bit mode DS [Figure]{
{61,448 [Figure] (144 [Figure] a + 24 [Figure] b + c)} [Figure] 61,436 + (8,004 [Figure] d) [Figure] 500
+ (36,016 [Figure] a) [Figure] 1,000 + 468 [Figure] e + 405,888 + 348 [Figure] f + 344 [Figure] g
}[Figure] [Figure] 1,024 + 268
BES [Figure](4 [Figure] b + 245,744) [Figure] 1,024[Figure] + 268
MGR 10

a: Total number of RDAREAs

b: Number of HiRDB files in all RDAREAs

c: Sum of the lengths of all HiRDB file names

d: Total number of authorization identifiers

e: Number of RDAREAs for dictionary server

f: Total number of back-end servers

g: Sum of the values of (144 [Figure] a + 24 [Figure] b + c) [Figure] 7,780 for all back-end servers

[Contents][Back][Next]

[Trademarks]

All Rights Reserved. Copyright (C) 2012, 2015, Hitachi, Ltd.