Chapter 3: New Features in Adaptive Server 12.5.2 and 12.5.3
New configuration parameters
This section discusses new configuration parameters for Adaptive
Server version 12.5.2.
Table 3-14: New
configuration parameters
Configuration parameter
Description
extended cache
size
Specifies the size of the global secondary
data cache for 32-bit Enterprise Linux operating systems.
histogram tuning
factor
Controls the number of steps Adaptive
Server analyzes per histogram for update statistics, update
index statistics, update all statistics,
and create index
number of dump
threads
Controls the number of threads that Adaptive
Server spawns to perform a memory dump. Using the appropriate value
for number of dump threads can reduce the amount of time the engines
are halted during the memory dump
