harmony 鸿蒙DFX Subsystem Changelog
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.
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