sysfs: fall back to physical as logical clusters.

On systems without SMT/hyperthreading use physical clusters as the logical ones, ensuring that we always have logical clusters if we have any. Signed-off-by: Krisztian Litkey <[email protected]>
containers · Jun 20, 2024 · 307a338 · 307a338
1 parent 38ece6d
commit 307a338
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/pkg/sysfs/system.go b/pkg/sysfs/system.go
@@ -1433,6 +1433,9 @@ func (sys *system) discoverPackages() error {
 				pkg.logicalClusters[die][first.cluster] = idset.NewIDSet(allHTCPUs.Members()...)
 			}
 		}
+		if len(pkg.logicalClusters) == 0 {
+			pkg.logicalClusters = pkg.clusterCPUs
+		}
 	}
 
 	return nil