I use u-boot for a boot loader. As for init and libc, I just use systemd and glibc. Boot time is not a bottleneck for my application (however long it takes, th

I use u-boot for a boot loader. As for init and libc, I just use systemd and glibc. Boot time is not a bottleneck for my application (however long it takes, the client will take longer…), and I’m sure there’s some more optimal libc to use, but I’m not sure the juice is worth the squeeze. I’m also interested in what others are doing.