Class Reference
IRIS for UNIX 2024.1.2
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Class Reference
IRIS for UNIX 2024.1.2
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Private
Storage
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The %SYSTEM.Config.SharedMemoryHeap class provides an interface to return amount of shared memory heap used by InterSystems IRIS instance.
It also provides API to get available shared memory heap and recommended shared nemory heap parameter for configuration.
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Return available shared memory heap in bytes
This returns a string in total,pages,smt,genstrtab format.
total - total shared memory heap available including pages,smt,genstrtab.
pages - total available shared memory heap pages(in bytes).
smt - total available memory in SMT table.
genstrtab - total available memory in General String Table.
Return the total SMH memory used, SMH pages allocated and configured SMH memory. It returns a string with following information, they are separated by ',' and all the units are in byte.:
Total SMH memory used.
Total SMH pages allocated.
Total SMH memory configured.
Return configured shared memory heap in bytes.
Returns a recommended amount of shared memory heap to be configured in kilobytes. This is based on the current utilization of shared memory heap but does not accurately predict future needs.
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Selects Description As%String , Allocated SMH/ST As%Integer , SMH/ST Available As%Integer , SMH/ST Used As%Integer , SMT Used As%Integer , GST Used As%Integer , All Used As%Integer
Return Usage of shared memory heap for each consumer.
Selects Description As%String , Allocated SMH/ST As%Integer , SMH/ST Available As%Integer , SMH/ST Used As%Integer , SMT Used As%Integer , GST Used As%Integer , All Used As%Integer
Return Usage of shared memory heap for each consumer.