统信桌面操作系统专业版V20（1070）
Linux uos 5.10.97-arm64-desktop

uos基础 dmesg 查看内核环形缓冲区

root@uos:/home/code# dmesg > 1.txt
root@uos:/home/code# ls -l
总用量 1096
-rw-r--r-- 1 root root 1090380 10月 16 15:42 1.txt
drwxr-xr-x 2 code code    4096 9月  15 10:45 模板
drwxr-xr-x 2 code code    4096 10月 16 15:32 Desktop
drwxr-xr-x 3 code code    4096 10月 16 10:07 Documents
drwxr-xr-x 3 code code    4096 10月 16 15:26 Downloads
drwxr-xr-x 2 code code    4096 6月  12  2024 Music
drwxr-xr-x 3 code code    4096 6月  12  2024 Pictures
drwxr-xr-x 2 code code    4096 6月  12  2024 Videos
root@uos:/home/code# cat 1.txt|head -n 10
[25766.166076] [pid:15738,cpu2,gpu-work-server,0][DPU_DRM D]:hisi_drm_free_buf: free size(0x3000)
[25766.166107] [pid:15738,cpu2,gpu-work-server,1][HISI_DRM_HEAPS D]:hisi_drm_page_pool_heap_free: total free 0x3000, now pool total pages=0x33d0
[25766.166290] [pid:15738,cpu2,gpu-work-server,2][DPU_DRM D]:hisi_drm_free_buf: free size(0x3000)
[25766.166320] [pid:15738,cpu2,gpu-work-server,3][HISI_DRM_HEAPS D]:hisi_drm_page_pool_heap_free: total free 0x3000, now pool total pages=0x33d0
[25766.179138] [pid:15718,cpu1,Xwayland,4][DPU_DRM D]:hisi_drm_gem_check_flags: heap id = 0, attrs = 5
[25766.179138] [pid:15718,cpu1,Xwayland,5][HISI_DRM_HEAPS D]:do_alloc_memory: need alloc size=0x3000, now pool size=0x33d0000
[25766.179168] [pid:15718,cpu1,Xwayland,6][HISI_DRM_HEAPS D]:do_alloc_memory: alloc success, now pool size=0x33d0000
[25766.179168] [pid:15718,cpu1,Xwayland,7][DPU_DRM D]:hisi_drm_alloc_buf: alloc drm bufsuccess, size=0x3000
[25766.180358] [pid:15718,cpu1,Xwayland,8][DPU_DRM D]:hisi_drm_gem_check_flags: heap id = 0, attrs = 5
[25766.180358] [pid:15718,cpu1,Xwayland,9][HISI_DRM_HEAPS D]:do_alloc_memory: need alloc size=0x3000, now pool size=0x33d0000
root@uos:/home/code#