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Linux內(nèi)核升級(jí)&補(bǔ)丁安裝手冊(cè)6
2007-07-28   網(wǎng)絡(luò)

可以看到


跟升級(jí)時(shí)一樣修改[根目錄對(duì)應(yīng)的分區(qū)和默認(rèn)的啟動(dòng)項(xiàng)].
檢查無誤重啟reboot
啟動(dòng)OK,進(jìn)行檢查
內(nèi)核版本

CODE:
[root@localhost root]# uname -a
Linux localhost.localdomain 2.4.31-cucme #1 SMP Tue Jul 10 10:49:29 CST 2007 i686 i686 i386 GNU/Linux


文件系統(tǒng)(看squashfs是否編譯進(jìn)內(nèi)核)

CODE:
[root@localhost root]# cat /proc/filesystems
nodev rootfs
nodev bdev
nodev proc
nodev sockfs
nodev tmpfs
nodev shm
nodev pipefs
ext2
nodev ramfs
iso9660
nodev devpts
squashfs
ext3
nodev usbdevfs
nodev usbfs
nodev autofs


我們看到了squashfs文件系統(tǒng)。
測(cè)試squashfs

CODE:
[root@localhost root]# cd /usr/src/squashfs3.1-r2/squashfs-tools/
[root@localhost squashfs-tools]# make
[root@localhost squashfs-tools]# cp mksquashfs unsquashfs /usr/sbin/
[root@localhost root]# mksquashfs /home/307.rm /mnt/test.img
Parallel mksquashfs: Using 1 processor
Creating little endian 3.0 filesystem on /mnt/test.img, block size 65536.

Little endian filesystem, data block size 65536, compressed data, compressed metadata, compressed fragments
Filesystem size 1583.37 Kbytes (1.55 Mbytes)
97.93% of uncompressed filesystem size (1616.90 Kbytes)
Inode table size 132 bytes (0.13 Kbytes)
79.52% of uncompressed inode table size (166 bytes)
Directory table size 22 bytes (0.02 Kbytes)
100.00% of uncompressed directory table size (22 bytes)
Number of duplicate files found 0
Number of inodes 2
Number of files 1
Number of fragments 0
Number of symbolic links 0
Number of device nodes 0
Number of fifo nodes 0
Number of socket nodes 0
Number of directories 1
Number of uids 1
root (0)
Number of gids 0


進(jìn)入mnt下查看下。

CODE:
[root@localhost root]# ll -a /mnt/
total 1596
drwxr-xr-x 2 root root 4096 Jul 10 11:30 .
drwxr-xr-x 21 root root 4096 Jul 10 11:23 ..
-rwx------ 1 root root 1622016 Jul 10 11:30 test.img

我們看到了生成的test.img鏡像文件。
關(guān)于內(nèi)核的升級(jí)和補(bǔ)丁過程我這兩周來就總結(jié)這點(diǎn)經(jīng)驗(yàn),對(duì)于一個(gè)老手來說或許是很簡(jiǎn)單的一件事情,但是對(duì)于初學(xué)者應(yīng)該會(huì)提供一些幫助吧,當(dāng)然這里的補(bǔ)丁不一定是squashfs了,也可以是iptables等等。

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