A133 Android10 启动很慢

[memory]

[   11.824379] si4754FmPowerUp
[   12.140733] si4754_GetPartInformation [0x80, 0x48, 0x37, 0x34, 0x30, 0x0, 0x0, 0x0,0x6 ] 
[   12.149960] This is si4755 ic  Chip Revision=0x48  ROM ID = 0x6 
[   12.257342] si4754 probe over
[   12.350683] vdc: Waited 0ms for vold
console:/ # [   72.172400] random: crng init done
[   72.176234] random: 7 urandom warning(s) missed due to ratelimiting
[   72.200098] init: Service 'exec 3 (/system/bin/vdc --wait cryptfs enablefilecrypto)' (pid 1753) exited with status 0 waiting took 59.882000 seconds

这个是怎么回事呢？

[ubuntu]

vdc开始 到random: crng init done 将近花了1min ？

[sun_gogogo]

init: Service 'exec 3 (/system/bin/vdc --wait cryptfs enablefilecrypto)' (pid 1753) exited with status 0 waiting took 59.882000 seconds

我最近也遇到了类似启动开机慢的问题，可以跟一下这里的代码，应该是data的文件加密花了59秒导致耗时太长了，源码在android/system/core/init/builtins.cpp 中的 installkey命令，init.rc调用了这个命令去加密data/目录。
不过这个时间可以优化嘛？大佬这么长时间过去了，有没有解决。参考最新的android12代码，我发现android没有做加密/data 目录的动作了（分区表没有配置加密选项）。