DFX Subsystem Changelog
Change in the Graphic Memory Statistics Method of HiDumper Component
Access Level
Other
Reason for Change
The Graph value in the hidumper --mem pid command was obtained by calling the API provided by RenderService, which could not access the corresponding ION/DMA memory.
Change Impact
After hidumper --mem pid is executed to view the Pss memory of a specified process, there will be an additional Graph value.
Change Since
OpenHarmony SDK 4.1.6.7
Key API/Component Changes
Affected Component: HiDumper
Before the change: After hidumper --mem pid is executed, the memory information's graph statistics were obtained by calling the API provided by RenderService.
After the change: After hidumper --mem pid is executed, the graph statistics in the memory information is obtained by reading from the /proc/process_dmabuf_info node.
Adaptation Guide
No adaptation is needed.