系统管理09-磁盘管理综合测试题
磁盘管理综合测试题
实验需求：
1、用户需把/dev/myvg/mylv逻辑卷以支持磁盘配额的方式挂载到网页目录下
2、在网页目录下创建测试文件index.html，内容为用户名称，通过浏览器访问测试
3、创建用户账户，对LVM配置磁盘配额限制用户磁盘容量为软限制80M；硬限制100M、文件数量软限制为80个；硬限制为100个。
实验拓扑：
实验步骤：
[root@localhost ~]# pvcreate /dev/md5
WARNING: ext4 signature detected on /dev/md5 at offset 1080. Wipe it? [y/n]: y
Wiping ext4 signature on /dev/md5.
Physical volume "/dev/md5" successfully created
[root@localhost ~]# vgcreate myvg /dev/md5
Volume group "myvg" successfully created
[root@localhost ~]# lvcreate -L 40G -n mylv myvg
Volume group "myvg" has insufficient free space (10231 extents): 10240 required.
[root@localhost ~]# lvcreate -L 39G -n mylv myvg
Logical volume "mylv" created.
[root@localhost ~]#
[root@localhost ~]# mkfs.xfs /dev/myvg/mylv
log stripe unit (524288 bytes) is too large (maximum is 256KiB)
log stripe unit adjusted to 32KiB
meta-data=/dev/myvg/mylv isize=256 agcount=16, agsize=638848 blks
= sectsz=512 attr=2, projid32bit=1
= crc=0 finobt=0
data = bsize=4096 blocks=10221568, imaxpct=25
= sunit=128 swidth=256 blks
naming =version 2 bsize=4096 ascii-ci=0 ftype=0
log =internal log bsize=4096 blocks=4992, version=2
= sectsz=512 sunit=8 blks, lazy-count=1
realtime =none extsz=4096 blocks=0, rtextents=0
[root@localhost ~]# mount -o usrquota,grpquota /dev/myvg/mylv /usr/local/apache/htdocs/
[root@localhost ~]# mount | tail -1
/dev/mapper/myvg-mylv on /usr/local/apache/htdocs type xfs (rw,relatime,seclabel,attr2,inode64,sunit=1024,swidth=2048,usrquota,grpquota)
[root@localhost ~]# cd /usr/local/apache/htdocs/
[root@localhost htdocs]# touch index.html
[root@localhost htdocs]# ls
index.html
[root@localhost htdocs]# echo "My name is wmy!!!" > index.html
-bash: !": event not found
[root@localhost htdocs]# echo "wmy">index.html
[root@localhost htdocs]# lynx http://192.168.200.111
[root@localhost ~]# useradd WMY
[root@localhost ~]# quotacheck -avug
quotacheck: Skipping /dev/mapper/myvg-mylv [/usr/local/apache/htdocs]
quotacheck: Cannot find filesystem to check or filesystem not mounted with quota option.
[root@localhost ~]# quotaon -auvg
[root@localhost ~]# edquota -u WMY
