User Guide

XML configuration files 171
FreeMemRatio
Located in LargeMemPool, MessageCache, SegmentsPool, and SmallMemPool containers.
This tag specifies the maximum percentage of total memory that the total pool size may
occupy.
Description
This tag’s setting ranges between 0 and 1. The default setting is 0.5.
See also
FreeRatio, GlobalRatio
FreeRatio
Located in LargeMemPool, MessageCache, SegmentsPool, and SmallMemPool containers.
This tag specifies the percentage of the message cache to be consumed by the free list on a
per-thread basis.
Description
This tag’s setting ranges between 0 and 1. The default setting is 0.125. When more free
memory is available to a thread than the specified ratio, the freed memory will return to the
global pool.
See also
FreeMemRatio, GlobalRatio
GlobalRatio
Located in LargeMemPool, MessageCache, SegmentsPool, and SmallMemPool containers.
This tag specifies the percentage of the message cache to be consumed by the free list on a
global basis.
Description
This tag’s setting ranges between 0 and 1. Its default setting is 0.4. When more free memory is
available to a thread than the specified ratio, the freed memory will return to the operating
system.
See also
FreeMemRatio, FreeRatio