所以我要在调用的最后一步中编译新的rt-kernel版本
$ sudo make install -j20
出现以下错误:
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 5.3.1 /boot/vmlinuz-5.3.1
update-initramfs: Generating /boot/initrd.img-5.3.1
gzip: stdout: No space left on device
E: mkinitramfs failure cpio 141 gzip 1
update-initramfs: failed for /boot/initrd.img-5.3.1 with 1.
run-parts: /etc/kernel/postinst.d/initramfs-tools exited with return code 1
arch/x86/boot/Makefile:155: recipe for target 'install' failed
make[1]: *** [install] Error 1
arch/x86/Makefile:293: recipe for target 'install' failed
make: *** [install] Error 2
文件系统外观如下
$ sudo df -h
Filesystem Size Used Avail Use% Mounted on
udev 3.9G 0 3.9G 0% /dev
tmpfs 791M 8.8M 783M 2% /run
/dev/mapper/nat10--vg-root 109G 23G 82G 22% /
tmpfs 3.9G 8.4M 3.9G 1% /dev/shm
tmpfs 5.0M 0 5.0M 0% /run/lock
tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup
/dev/sdb1 236M 56M 168M 25% /boot
tmpfs 791M 4.0K 791M 1% /run/user/110
tmpfs 791M 12K 791M 1% /run/user/1000
似乎有足够的空间。
感谢Tsyvarev分享有用的link。这是帮助我解决内存问题的命令。问题是因为没有剥离所有内核模块。它需要缩小尺寸。
$> su -c 'make INSTALL_MOD_STRIP=1 modules_install && make install'