improve metricplot threshold handling

- simplified and adaptive thresholds for shared jobs

web/frontend/src/generic/plots/MetricPlot.svelte

@@ -13,7 +13,7 @@
   - `statisticsSeries [GraphQL.StatisticsSeries]?`: Min/Max/Median representation of metric data [Default: null]
   - `cluster String?`: Cluster name of the parent job / data [Default: ""]
   - `subCluster String`: Name of the subCluster of the parent job
-  - `isShared Bool?`: If this job used shared resources; will adapt threshold indicators accordingly [Default: false]
+  - `isShared Bool?`: If this job used shared resources; for additional legend display [Default: false]
   - `forNode Bool?`: If this plot is used for node data display; will render x-axis as negative time with $now as maximum [Default: false]
   - `numhwthreads Number?`: Number of job HWThreads [Default: 0]
   - `numaccs Number?`: Number of job Accelerators [Default: 0]
@@ -85,7 +85,6 @@
     subClusterTopology,
     metricConfig,
     scope,
-    isShared,
     numhwthreads,
     numaccs
   ));
@@ -279,7 +278,6 @@
     subClusterTopology,
     metricConfig,
     scope,
-    isShared,
     numhwthreads,
     numaccs
   ) {
@@ -295,10 +293,8 @@
       scope = statParts[0]
     }
 
-    if (
-      (scope == "node" && isShared == false) ||
-      metricConfig?.aggregation == "avg"
-    ) {
+    if (metricConfig?.aggregation == "avg") {
+      // Return as Configured
       return {
         normal: metricConfig.normal,
         caution: metricConfig.caution,
@@ -308,19 +304,24 @@
     }
 
     if (metricConfig?.aggregation == "sum") {
+      // Scale Thresholds
+      let fraction;
+      if (numaccs > 0) fraction = subClusterTopology.accelerators.length / numaccs;
+      else if (numhwthreads > 0) fraction = subClusterTopology.core.length / numhwthreads;
+      else fraction = 1; // Fallback
+
       let divisor;
-      if (isShared == true) { // Shared
-        if (numaccs > 0) divisor = subClusterTopology.accelerators.length / numaccs;
-        else if (numhwthreads > 0) divisor = subClusterTopology.core.length / numhwthreads;
-      }
-      else if (scope == 'node')         divisor = 1; // Use as configured for nodes
-      else if (scope == 'socket')       divisor = subClusterTopology.socket.length;
-      else if (scope == "memoryDomain") divisor = subClusterTopology.memoryDomain.length;
+      // Exclusive: Fraction = 1; Shared: Fraction > 1
+      if (scope == 'node')              divisor = fraction;
+      // Cap divisor at number of available sockets or domains
+      else if (scope == 'socket')       divisor = (fraction < subClusterTopology.socket.length) ? subClusterTopology.socket.length : fraction;
+      else if (scope == "memoryDomain") divisor = (fraction < subClusterTopology.memoryDomain.length) ? subClusterTopology.socket.length : fraction;
+      // Use Maximum Division for Smallest Scopes
       else if (scope == "core")         divisor = subClusterTopology.core.length;
       else if (scope == "hwthread")     divisor = subClusterTopology.core.length; // alt. name for core
       else if (scope == "accelerator")  divisor = subClusterTopology.accelerators.length;
       else {
-        console.log('Unknown scope, return default aggregation thresholds ', scope)
+        console.log('Unknown scope, return default aggregation thresholds for sum', scope)
         divisor = 1;
       }