Manualsbrain.com
pt
English
Deutsch
Español
Français
Italiano
Русский
조선말, 한국어
日本語
中文
Manuais
Marcas
IBM
000-8697
Manual Do Utilizador
IBM 000-8697 Manual Do Utilizador
Download
Gosto
Ecrã completo
Padrão
Página
de
702
Ir
5
Chapter
How to Improve Performance
In This Chapter . . . . . . . . . . . . . . . . . . . .
5-3
Disk Layout . . . . . . . . . . . . . . . . . . . . .
5-4
Optimize Blobspace Blobpage Size . . . . . . . . . . . . .
5-5
tbcheck -pB and tbcheck -pe Utility Commands
. . . . . . .
5-5
Blobpage Average Fullness . . . . . . . . . . . . . . .
5-7
Apply Effective Criteria . . . . . . . . . . . . . . . .
5-8
Eliminate User-Created Resource Bottlenecks. . . . . . . . . .
5-8
When Is Tuning Needed?. . . . . . . . . . . . . . . . .
5-10
% Cached Fields . . . . . . . . . . . . . . . . . .
5-10
ovtbls, ovlock, ovuser, and ovbuff Fields . . . . . . . . . .
5-11
Bufsize Pages/IO Fields . . . . . . . . . . . . . . . .
5-11
Shared-Memory Buffers . . . . . . . . . . . . . . . . .
5-13
When Is Tuning Necessary?
. . . . . . . . . . . . . .
5-13
How Is Tuning Done?
. . . . . . . . . . . . . . . .
5-13
Shared-Memory Resources . . . . . . . . . . . . . . . .
5-14
When Is Tuning Necessary?
. . . . . . . . . . . . . .
5-14
How Is Tuning Done?
. . . . . . . . . . . . . . . .
5-15
Log Buffer Size . . . . . . . . . . . . . . . . . . . .
5-15
Logging Status . . . . . . . . . . . . . . . . . . .
5-15
How Is Tuning Done?
. . . . . . . . . . . . . . . .
5-16
Page-Cleaner Parameters . . . . . . . . . . . . . . . . .
5-17
Efficient Page Cleaning . . . . . . . . . . . . . . . .
5-17
How Is Tuning Done?
. . . . . . . . . . . . . . . .
5-19
Anterior
Próximo
1
…
439
440
441
442
443
…
702