Github user zellerh commented on a diff in the pull request:
https://github.com/apache/incubator-trafodion/pull/250#discussion_r49023568
--- Diff: core/sql/sqlcomp/nadefaults.cpp ---
@@ -5914,6 +5866,73 @@ enum DefaultConstants
NADefaults::validateAndInsert(const char *attrName,
} // NADefaults::validateAndInsert()
+float NADefaults::computeNumESPsPerCore(NABoolean aggressive)
+{
+ #define DEFAULT_ESPS_PER_NODE 2 // for conservation allocation
+ #define DEFAULT_ESPS_PER_CORE 0.5 // for aggressive allocation
+
+ // Make sure the gpClusterInfo points at an NAClusterLinux object.
+ // In osim simulation mode, the pointer can point at a NAClusterNSK
+ // object, for which the method numTSEsForPOS() is not defined.
+ NAClusterInfoLinux* gpLinux =
dynamic_cast<NAClusterInfoLinux*>(gpClusterInfo);
+ assert(gpLinux);
+
+ // cores per node
+ Lng32 coresPerNode = gpClusterInfo->numberOfCpusPerSMP();
+
+ if ( aggressive ) {
+ float totalMemory = gpLinux->totalMemoryAvailable(); // per Node, in
KB
--- End diff --
I can't see how we would reach this code right now, since the only call to
this method (on line 4339) passes FALSE for aggressive. Is that ok?
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