インテル® VTune™ Amplifier 2018 ヘルプ

MCDRAM Bandwidth Bound

Metric Description

This metric represents percentage of elapsed time the system spent with high MCDRAM bandwidth utilization. Review the Bandwidth Utilization Histogram to estimate the scale of the issue.

Possible Issues

The system spent a significant percentage of elapsed time with high MCDRAM bandwidth utilization. Review the Bandwidth Utilization Histogram to estimate the scale of the issue. Consider improving data locality and L1/L2 cache reuse.

関連情報