Ubuntu 19.04内核从5.0.0升级到5.0.1的过程仅把.c 编译成.o的目录大小需要20G，碰盘空间估计需要预留25个G

以你之姓@ 2024-04-17 05:49 12阅读 0赞

echo "deb http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse  
deb-src http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse  
deb http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse  
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse  
deb http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse  
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse  
deb http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse  
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse  
deb http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse  
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse" > sources.list  
ll  
cat sources.list  
apt update  
apt install vim-common=2:8.0.1453-1ubuntu1.1  
apt install vim  
vim /etc/profile  
source /etc/profile  
...  
cd -  
cd /mnt/  
cd hgfs/VmwareShare/  
cp linux-5.0.1.tar.gz /usr/src/  
cd /usr/src/  
tar -xf linux-5.0.1.tar.gz  
ll  
cd linux-5.0.1/  
uname -a  
apt install make  
apt install gcc  
apt-get install ncurses-dev  
apt-get install flex  
apt-get install -y bison  
make menuconfig （**使用的默认配置，未做任何修改**）  
sudo apt-get install libssl1.1=1.1.1-1ubuntu2.1~18.04.4  
sudo apt-get install libssl-dev  
make -j10 （这步编译视机器性能而定，我的电脑我睡觉之前编译的。。。第二天起来编译好了，**注意: linux-5.0.1这个目录编译后有20G大小，注意预留足够磁盘空间**）  
du -sh linux-5.0.1  
cd -  
make -j4 modules\_install  
make -j4 install  
find -name \*.o | wc  
ll  
cd \*1  
ll -sh  
ll /boot/  
ll /boot/ -sh  
mkinitramfs -o /boot/initrd.img-5.0.1  
sudo mkinitramfs -o /boot/initrd.img-5.0.1  
update-initramfs -c -k 5.0.1  
sudo update-initramfs -c -k 5.0.1  
sudo update-grub2  
ll /boot/ -sh  
cat /boot/grub/grub.cfg | grep 5.0.1  
reboot  
uname -a  
ll  
cd /usr/  
ll  
cd src  
ll  
du -sh linux-5.0.1  
ll /boot/ -sh  
history

root@ubuntu:/usr/src\# ll /boot/ -sh  
total 484M  
4.0K drwxr-xr-x 3 root root 4.0K Aug 23 17:50 ./  
4.0K drwxr-xr-x 20 root root 4.0K Aug 23 2019 ../  
220K -rw-r--r-- 1 root root 220K Apr 15 07:11 config-5.0.0-13-generic  
220K -rw-r--r-- 1 root root 219K Aug 23 17:43 config-5.0.1  
4.0K drwxr-xr-x 5 root root 4.0K Aug 23 17:51 grub/  
39M -rw-r--r-- 1 root root 39M Aug 23 2019 initrd.img-5.0.0-13-generic  
419M -rw-r--r-- 1 root root 419M Aug 23 17:50 initrd.img-5.0.1  
180K -rw-r--r-- 1 root root 179K Jan 28 2016 memtest86+.bin  
184K -rw-r--r-- 1 root root 181K Jan 28 2016 memtest86+.elf  
184K -rw-r--r-- 1 root root 181K Jan 28 2016 memtest86+\_multiboot.bin  
4.2M -rw------- 1 root root 4.2M Apr 15 07:11 System.map-5.0.0-13-generic  
4.2M -rw-r--r-- 1 root root 4.2M Aug 23 17:43 System.map-5.0.1  
8.4M -rw-r--r-- 1 root root 8.4M Apr 16 12:17 vmlinuz-5.0.0-13-generic  
8.3M -rw-r--r-- 1 root root 8.3M Aug 23 17:43 vmlinuz-5.0.1

root@ubuntu:/usr/src/linux-5.0.1\# ll -sh  
total 2.8G  
4.0K drwxrwxr-x 26 root root 4.0K Aug 23 17:43 ./  
4.0K drwxr-xr-x 5 root root 4.0K Aug 23 18:13 ../  
4.0K drwxrwxr-x 28 root root 4.0K Aug 23 12:15 arch/  
12K drwxrwxr-x 3 root root 12K Aug 23 12:22 block/  
812K -rw-r--r-- 1 root root 812K Aug 23 12:13 built-in.a  
4.0K drwxrwxr-x 2 root root 4.0K Aug 23 11:06 certs/  
16K -rw-rw-r-- 1 root root 14K Mar 9 22:09 .clang-format  
4.0K -rw-rw-r-- 1 root root 59 Mar 9 22:09 .cocciconfig  
220K -rw-r--r-- 1 root root 219K Aug 23 11:04 .config  
4.0K -rw-rw-r-- 1 root root 423 Mar 9 22:09 COPYING  
100K -rw-rw-r-- 1 root root 97K Mar 9 22:09 CREDITS  
36K drwxrwxr-x 4 root root 36K Aug 23 12:22 crypto/  
4.0K drwxrwxr-x 121 root root 4.0K Mar 9 22:09 Documentation/  
4.0K drwxrwxr-x 138 root root 4.0K Aug 23 12:13 drivers/  
4.0K drwxrwxr-x 2 root root 4.0K Aug 23 11:11 firmware/  
12K drwxrwxr-x 73 root root 12K Aug 23 12:23 fs/  
4.0K -rw-rw-r-- 1 root root 31 Mar 9 22:09 .get\_maintainer.ignore  
4.0K -rw-rw-r-- 1 root root 30 Mar 9 22:09 .gitattributes  
4.0K -rw-rw-r-- 1 root root 1.5K Mar 9 22:09 .gitignore  
4.0K drwxrwxr-x 29 root root 4.0K Aug 23 11:04 include/  
4.0K drwxrwxr-x 2 root root 4.0K Aug 23 11:05 init/  
4.0K drwxrwxr-x 2 root root 4.0K Aug 23 11:08 ipc/  
4.0K -rw-rw-r-- 1 root root 1.7K Mar 9 22:09 Kbuild  
4.0K -rw-rw-r-- 1 root root 563 Mar 9 22:09 Kconfig  
12K drwxrwxr-x 18 root root 12K Aug 23 12:23 kernel/  
24K drwxrwxr-x 13 root root 24K Aug 23 12:23 lib/  
4.0K drwxrwxr-x 5 root root 4.0K Mar 9 22:09 LICENSES/  
12K -rw-rw-r-- 1 root root 11K Mar 9 22:09 .mailmap  
484K -rw-rw-r-- 1 root root 483K Mar 9 22:09 MAINTAINERS  
60K -rw-rw-r-- 1 root root 60K Mar 9 22:09 Makefile  
4.0K -rw-r--r-- 1 root root 587 Aug 23 11:05 .missing-syscalls.d  
12K drwxrwxr-x 3 root root 12K Aug 23 12:23 mm/  
8.0K -rw-r--r-- 1 root root 7.6K Aug 23 11:05 modules.builtin  
212K -rw-r--r-- 1 root root 209K Aug 23 12:15 modules.order  
1.5M -rw-r--r-- 1 root root 1.5M Aug 23 12:16 Module.symvers  
4.0K drwxrwxr-x 70 root root 4.0K Aug 23 11:43 net/  
4.0K -rw-rw-r-- 1 root root 727 Mar 9 22:09 README  
4.0K drwxrwxr-x 27 root root 4.0K Aug 23 11:17 samples/  
4.0K drwxrwxr-x 14 root root 4.0K Aug 23 11:05 scripts/  
4.0K drwxrwxr-x 10 root root 4.0K Aug 23 11:12 security/  
4.0K drwxrwxr-x 26 root root 4.0K Aug 23 12:24 sound/  
4.2M -rw-r--r-- 1 root root 4.2M Aug 23 12:15 System.map  
1.7M -rw-r--r-- 1 root root 1.7M Aug 23 12:14 .tmp\_kallsyms1.o  
11M -rw-r--r-- 1 root root 11M Aug 23 12:14 .tmp\_kallsyms1.S  
1.7M -rw-r--r-- 1 root root 1.7M Aug 23 12:14 .tmp\_kallsyms2.o  
11M -rw-r--r-- 1 root root 11M Aug 23 12:14 .tmp\_kallsyms2.S  
4.2M -rw-r--r-- 1 root root 4.2M Aug 23 12:15 .tmp\_System.map  
180K drwxr-xr-x 2 root root 180K Aug 23 12:13 .tmp\_versions/  
658M -rwxr-xr-x 1 root root 666M Aug 23 12:14 .tmp\_vmlinux1\*  
660M -rwxr-xr-x 1 root root 668M Aug 23 12:14 .tmp\_vmlinux2\*  
4.0K drwxrwxr-x 34 root root 4.0K Mar 9 22:09 tools/  
4.0K drwxrwxr-x 3 root root 4.0K Aug 23 11:05 usr/  
4.0K -rw-r--r-- 1 root root 2 Aug 23 12:13 .version  
4.0K drwxrwxr-x 4 root root 4.0K Aug 23 11:16 virt/  
660M -rwxr-xr-x 1 root root 668M Aug 23 12:15 vmlinux\*  
4.0K -rw-r--r-- 1 root root 127 Aug 23 12:15 .vmlinux.cmd  
0 lrwxrwxrwx 1 root root 47 Aug 23 12:13 vmlinux-gdb.py -> /usr/src/linux-5.0.1/scripts/gdb/vmlinux-gdb.py  
782M -rw-r--r-- 1 root root 782M Aug 23 12:14 vmlinux.o

root@ubuntu:/usr/src/linux-5.0.1\# find -name \\\*.o | wc **（编译文件的数量跟make menuconfig这步配置需要编译的模块有关）**  
21364 21364 758260  
root@ubuntu:/usr/src/linux-5.0.1\# find -name \\\*.ko | wc  
5329 5329 186738