vmware中给centos扩展磁盘大小
<h3>起因</h3><p>一开始安装虚拟机centos的时候给虚拟机分配了100G的磁盘空间,但是呢,安装的时候我自己给每一个目录单独分配了空间。其中一个目录 “<span style="color: rgba(255, 0, 0, 1)">/</span>” 我分配了20G,但是后面有一次打开虚拟机的时候发现这个 “<span style="color: rgba(255, 0, 0, 1)">/dev/mapper/centos-root</span>” 路径提升磁盘利用率99%,建议扩展空间。</p>
<div class="cnblogs_code">
<pre>$ <span style="color: rgba(255, 0, 0, 1)">df -</span><span style="color: rgba(0, 0, 0, 1)"><span style="color: rgba(255, 0, 0, 1)">hl</span>
文件系统 容量已用可用 已用</span>%<span style="color: rgba(0, 0, 0, 1)"> 挂载点
</span><span style="color: rgba(0, 0, 0, 1)">...
</span>/dev/mapper/centos-root 20G 20G 0G<span style="color: rgba(255, 0, 0, 1)">99</span>% /<span style="color: rgba(0, 0, 0, 1)">
...</span></pre>
</div>
<p> </p>
<p>当时觉得不可思议,明明一开始给虚拟机分配了100G,为啥提示还不够,后面才知道,这些好像是我自定义分配的大小。既然这样,只能加大空间了。</p>
<p>谜题破解了:是由于笔者用了docker,但是没有对docker的日志大小进行限制,导致容器的日志十几个G</p>
<div class="cnblogs_code">
<pre># cd /var/lib/docker/containers<br># echo "" > xxx.log</pre>
</div>
<p>进入到这个目录上,查看各个文件夹的大小,确定是否是由于docker的日志导致的,是的话把日志清除即可。此外还要对docker-compose.yml或者docker启动命令加上日志大小限制的命令</p>
<div class="cnblogs_code">
<pre>方法一:docker-<span style="color: rgba(0, 0, 0, 1)">compose.yml
</span>---------------------------<span style="color: rgba(0, 0, 0, 1)">
nginx:
image: nginx:</span><span style="color: rgba(128, 0, 128, 1)">1.12</span>.<span style="color: rgba(128, 0, 128, 1)">1</span><span style="color: rgba(0, 0, 0, 1)">
restart: always
<span style="color: rgba(255, 0, 0, 1)">logging:
driver: "json</span></span><span style="color: rgba(255, 0, 0, 1)">-file"
options:
max-</span><span style="color: rgba(0, 0, 0, 1)"><span style="color: rgba(255, 0, 0, 1)">size: "5g"</span><br><span style="color: rgba(255, 0, 0, 1)"> max-file: "1"</span>
</span>---------------------------<span style="color: rgba(0, 0, 0, 1)">
方法二:
docker run增加如下参数,限制生成的json.log单个文件大小和保留文件个数:</span><span style="color: rgba(255, 0, 0, 1)">--log-opt max-size=100m --log-opt max-file=3</span></pre>
</div>
<p> </p>
<h3>解决</h3>
<p>1、运行 “<span style="color: rgba(255, 0, 0, 1)">fdisk -l</span>” 查看一下目前的分区情况,如下,可以看到目前的最大分区是 “<span style="color: rgba(255, 0, 0, 1)">/dev/sda2</span>”,一般情况下,新创建的分区默认是 “<span style="color: rgba(255, 0, 0, 1)">/dev/sda3</span>”,此外,可以用的磁盘空间是 “<span style="color: rgba(255, 0, 0, 1)">/dev/sda</span>”,共107.4GB</p>
<div class="cnblogs_code">
<pre># <span style="color: rgba(255, 0, 0, 1)">fdisk -</span><span style="color: rgba(0, 0, 0, 1)"><span style="color: rgba(255, 0, 0, 1)">l</span>
磁盘 </span>/dev/sda:<span style="color: rgba(128, 0, 128, 1)">107.4</span> GB, <span style="color: rgba(128, 0, 128, 1)">107374182400</span> 字节,<span style="color: rgba(128, 0, 128, 1)">209715200</span><span style="color: rgba(0, 0, 0, 1)"> 个扇区
Units </span>= 扇区 of <span style="color: rgba(128, 0, 128, 1)">1</span> * <span style="color: rgba(128, 0, 128, 1)">512</span> = <span style="color: rgba(128, 0, 128, 1)">512</span><span style="color: rgba(0, 0, 0, 1)"> bytes
扇区大小(逻辑</span>/物理):<span style="color: rgba(128, 0, 128, 1)">512</span> 字节 / <span style="color: rgba(128, 0, 128, 1)">512</span><span style="color: rgba(0, 0, 0, 1)"> 字节
I</span>/O 大小(最小/最佳):<span style="color: rgba(128, 0, 128, 1)">512</span> 字节 / <span style="color: rgba(128, 0, 128, 1)">512</span><span style="color: rgba(0, 0, 0, 1)"> 字节
磁盘标签类型:dos
磁盘标识符:</span><span style="color: rgba(128, 0, 128, 1)">0x000aa910</span><span style="color: rgba(0, 0, 0, 1)">
设备 Boot Start End Blocks IdSystem
</span>/dev/sda1 * <span style="color: rgba(128, 0, 128, 1)">2048</span> <span style="color: rgba(128, 0, 128, 1)">411647</span> <span style="color: rgba(128, 0, 128, 1)">204800</span> <span style="color: rgba(128, 0, 128, 1)">83</span><span style="color: rgba(0, 0, 0, 1)">Linux
</span>/dev/sda2 <span style="color: rgba(128, 0, 128, 1)">411648</span> <span style="color: rgba(128, 0, 128, 1)">46565375</span> <span style="color: rgba(128, 0, 128, 1)">23076864</span><span style="color: rgba(0, 0, 0, 1)"> 8eLinux LVM</span><span style="color: rgba(0, 0, 0, 1)">
磁盘 </span>/dev/mapper/centos-root:20<span style="color: rgba(128, 0, 128, 1)">.5</span> GB, 21474836480 字节,41943040 <span style="color: rgba(0, 0, 0, 1)">个扇区
Units </span>= 扇区 of <span style="color: rgba(128, 0, 128, 1)">1</span> * <span style="color: rgba(128, 0, 128, 1)">512</span> = <span style="color: rgba(128, 0, 128, 1)">512</span><span style="color: rgba(0, 0, 0, 1)"> bytes
扇区大小(逻辑</span>/物理):<span style="color: rgba(128, 0, 128, 1)">512</span> 字节 / <span style="color: rgba(128, 0, 128, 1)">512</span><span style="color: rgba(0, 0, 0, 1)"> 字节
I</span>/O 大小(最小/最佳):<span style="color: rgba(128, 0, 128, 1)">512</span> 字节 / <span style="color: rgba(128, 0, 128, 1)">512</span><span style="color: rgba(0, 0, 0, 1)"> 字节
磁盘 </span>/dev/mapper/centos-swap:<span style="color: rgba(128, 0, 128, 1)">2147</span> MB, <span style="color: rgba(128, 0, 128, 1)">2147483648</span> 字节,<span style="color: rgba(128, 0, 128, 1)">4194304</span><span style="color: rgba(0, 0, 0, 1)"> 个扇区
Units </span>= 扇区 of <span style="color: rgba(128, 0, 128, 1)">1</span> * <span style="color: rgba(128, 0, 128, 1)">512</span> = <span style="color: rgba(128, 0, 128, 1)">512</span><span style="color: rgba(0, 0, 0, 1)"> bytes
扇区大小(逻辑</span>/物理):<span style="color: rgba(128, 0, 128, 1)">512</span> 字节 / <span style="color: rgba(128, 0, 128, 1)">512</span><span style="color: rgba(0, 0, 0, 1)"> 字节
I</span>/O 大小(最小/最佳):<span style="color: rgba(128, 0, 128, 1)">512</span> 字节 / <span style="color: rgba(128, 0, 128, 1)">512</span> 字节</pre>
</div>
<p> </p>
<p>2、运行 “<span style="color: rgba(255, 0, 0, 1)">fdisk /dev/sda</span>”,如下,接着输入 “<span style="color: rgba(255, 0, 0, 1)">m</span>” 查看菜单,"<span style="color: rgba(255, 0, 0, 1)">n</span>" 创建新的分区,“<span style="color: rgba(255, 0, 0, 1)">p</span>” 主分区(然后设置分区的起始,笔者这里创建一个20G的分区),“<span style="color: rgba(255, 0, 0, 1)">w</span>” 保存</p>
<div class="cnblogs_code">
<pre># <span style="color: rgba(255, 0, 0, 1)">fdisk /dev/</span><span style="color: rgba(0, 0, 0, 1)"><span style="color: rgba(255, 0, 0, 1)">sda</span>
欢迎使用 fdisk (util</span>-linux <span style="color: rgba(128, 0, 128, 1)">2.23</span>.<span style="color: rgba(128, 0, 128, 1)">2</span><span style="color: rgba(0, 0, 0, 1)">)。
更改将停留在内存中,直到您决定将更改写入磁盘。
使用写入命令前请三思。
命令(输入 m 获取帮助):<span style="color: rgba(255, 0, 0, 1)">m</span>
命令操作
a toggle a bootable flag
b edit bsd disklabel
c toggle the dos compatibility flag
d delete a partition
g create a new empty GPT partition table
G create an IRIX (SGI) partition table
l list known partition types
m print this menu
n add a new partition
o create a new empty DOS partition table
p print the partition table
q quit without saving changes
s create a new empty Sun disklabel
t change a partition</span><span style="color: rgba(128, 0, 0, 1)">'</span><span style="color: rgba(128, 0, 0, 1)">s system id</span>
u change display/<span style="color: rgba(0, 0, 0, 1)">entry units
v verify the partition table
</span><span style="color: rgba(0, 0, 255, 1)">w</span> <span style="color: rgba(0, 0, 255, 1)">write</span><span style="color: rgba(0, 0, 0, 1)"> table to disk and exit
x extra functionality (experts only)
</span></pre>
<p> 命令(输入 m 获取帮助):<span style="color: rgba(255, 0, 0, 1)">n</span><br> Partition type:<br> p primary (2 primary, 0 extended, 2 free)<br> e extended<br> Select (default p): <span style="color: rgba(255, 0, 0, 1)">p</span><br> 分区号 (3,4,默认 3):<span style="color: rgba(255, 0, 0, 1)">回车</span><br> 起始 扇区 (46565376-209715199,默认为 46565376):<span style="color: rgba(255, 0, 0, 1)">回车</span><br> 将使用默认值 46565376<br> Last 扇区, +扇区 or +size{K,M,G} (46565376-209715199,默认为 209715199):<span style="color: rgba(255, 0, 0, 1)">+20G</span><br> 分区 3 已设置为 Linux 类型,大小设为 20 GiB</p>
<p> 命令(输入 m 获取帮助):<span style="color: rgba(255, 0, 0, 1)">w</span></p>
<p> The partition table has been altered!</p>
<p> Calling ioctl() to re-read partition table.</p>
<p> WARNING: Re-reading the partition table failed with error 16: 设备或资源忙.<br> The kernel still uses the old table. The new table will be used at<br> the next reboot or after you run partprobe(8) or kpartx(8)<br> 正在同步磁盘。</p>
</div>
<p> </p>
<p>3、查看分区情况,可以看到我们刚刚创建的 sda3</p>
<div class="cnblogs_code">
<pre># <span style="color: rgba(255, 0, 0, 1)">fdisk -</span><span style="color: rgba(0, 0, 0, 1)"><span style="color: rgba(255, 0, 0, 1)">l</span>
磁盘 </span>/dev/sda:<span style="color: rgba(128, 0, 128, 1)">107.4</span> GB, <span style="color: rgba(128, 0, 128, 1)">107374182400</span> 字节,<span style="color: rgba(128, 0, 128, 1)">209715200</span><span style="color: rgba(0, 0, 0, 1)"> 个扇区
Units </span>= 扇区 of <span style="color: rgba(128, 0, 128, 1)">1</span> * <span style="color: rgba(128, 0, 128, 1)">512</span> = <span style="color: rgba(128, 0, 128, 1)">512</span><span style="color: rgba(0, 0, 0, 1)"> bytes
扇区大小(逻辑</span>/物理):<span style="color: rgba(128, 0, 128, 1)">512</span> 字节 / <span style="color: rgba(128, 0, 128, 1)">512</span><span style="color: rgba(0, 0, 0, 1)"> 字节
I</span>/O 大小(最小/最佳):<span style="color: rgba(128, 0, 128, 1)">512</span> 字节 / <span style="color: rgba(128, 0, 128, 1)">512</span><span style="color: rgba(0, 0, 0, 1)"> 字节
磁盘标签类型:dos
磁盘标识符:</span><span style="color: rgba(128, 0, 128, 1)">0x000aa910</span><span style="color: rgba(0, 0, 0, 1)">
设备 Boot Start End Blocks IdSystem
</span>/dev/sda1 * <span style="color: rgba(128, 0, 128, 1)">2048</span> <span style="color: rgba(128, 0, 128, 1)">411647</span> <span style="color: rgba(128, 0, 128, 1)">204800</span> <span style="color: rgba(128, 0, 128, 1)">83</span><span style="color: rgba(0, 0, 0, 1)">Linux
</span>/dev/sda2 <span style="color: rgba(128, 0, 128, 1)">411648</span> <span style="color: rgba(128, 0, 128, 1)">46565375</span> <span style="color: rgba(128, 0, 128, 1)">23076864</span><span style="color: rgba(0, 0, 0, 1)"> 8eLinux LVM
</span>/dev/sda3 <span style="color: rgba(128, 0, 128, 1)">46565376</span> <span style="color: rgba(128, 0, 128, 1)">88508415</span> <span style="color: rgba(128, 0, 128, 1)">20971520</span> <span style="color: rgba(128, 0, 128, 1)">83</span><span style="color: rgba(0, 0, 0, 1)">Linux
磁盘 </span>/dev/mapper/centos-root:<span style="color: rgba(128, 0, 128, 1)">42.9</span> GB, <span style="color: rgba(128, 0, 128, 1)">42949672960</span> 字节,<span style="color: rgba(128, 0, 128, 1)">83886080</span><span style="color: rgba(0, 0, 0, 1)"> 个扇区
Units </span>= 扇区 of <span style="color: rgba(128, 0, 128, 1)">1</span> * <span style="color: rgba(128, 0, 128, 1)">512</span> = <span style="color: rgba(128, 0, 128, 1)">512</span><span style="color: rgba(0, 0, 0, 1)"> bytes
扇区大小(逻辑</span>/物理):<span style="color: rgba(128, 0, 128, 1)">512</span> 字节 / <span style="color: rgba(128, 0, 128, 1)">512</span><span style="color: rgba(0, 0, 0, 1)"> 字节
I</span>/O 大小(最小/最佳):<span style="color: rgba(128, 0, 128, 1)">512</span> 字节 / <span style="color: rgba(128, 0, 128, 1)">512</span><span style="color: rgba(0, 0, 0, 1)"> 字节
磁盘 </span>/dev/mapper/centos-swap:<span style="color: rgba(128, 0, 128, 1)">2147</span> MB, <span style="color: rgba(128, 0, 128, 1)">2147483648</span> 字节,<span style="color: rgba(128, 0, 128, 1)">4194304</span><span style="color: rgba(0, 0, 0, 1)"> 个扇区
Units </span>= 扇区 of <span style="color: rgba(128, 0, 128, 1)">1</span> * <span style="color: rgba(128, 0, 128, 1)">512</span> = <span style="color: rgba(128, 0, 128, 1)">512</span><span style="color: rgba(0, 0, 0, 1)"> bytes
扇区大小(逻辑</span>/物理):<span style="color: rgba(128, 0, 128, 1)">512</span> 字节 / <span style="color: rgba(128, 0, 128, 1)">512</span><span style="color: rgba(0, 0, 0, 1)"> 字节
I</span>/O 大小(最小/最佳):<span style="color: rgba(128, 0, 128, 1)">512</span> 字节 / <span style="color: rgba(128, 0, 128, 1)">512</span> 字节</pre>
</div>
<p> </p>
<p>4、重启下</p>
<div class="cnblogs_code">
<pre># <span style="color: rgba(255, 0, 0, 1)">reboot</span></pre>
</div>
<p> </p>
<p>5、创建逻辑卷</p>
<div class="cnblogs_code">
<pre># <span style="color: rgba(255, 0, 0, 1)">pvcreate /dev/</span><span style="color: rgba(0, 0, 0, 1)"><span style="color: rgba(255, 0, 0, 1)">sda3</span>
Physical volume </span><span style="color: rgba(128, 0, 0, 1)">"</span><span style="color: rgba(128, 0, 0, 1)">/dev/sda3</span><span style="color: rgba(128, 0, 0, 1)">"</span> successfully created</pre>
</div>
<p> </p>
<p>6、vgs查看vg组</p>
<div class="cnblogs_code">
<pre><span style="color: rgba(0, 0, 0, 1)"># <span style="color: rgba(255, 0, 0, 1)">vgs</span>
VG #PV #LV #SN Attr VSizeVFree
centos </span><span style="color: rgba(128, 0, 128, 1)">1</span> <span style="color: rgba(128, 0, 128, 1)">3</span> <span style="color: rgba(128, 0, 128, 1)">0</span> wz--n- <span style="color: rgba(128, 0, 128, 1)">40</span>.00g <span style="color: rgba(128, 0, 128, 1)">4.00m</span></pre>
</div>
<p> </p>
<p>7、扩展vg</p>
<div class="cnblogs_code">
<pre># <span style="color: rgba(255, 0, 0, 1)">vgextend centos /dev/</span><span style="color: rgba(0, 0, 0, 1)"><span style="color: rgba(255, 0, 0, 1)">sda3</span>
Volume group </span><span style="color: rgba(128, 0, 0, 1)">"</span><span style="color: rgba(128, 0, 0, 1)">centos</span><span style="color: rgba(128, 0, 0, 1)">"</span> successfully extended</pre>
</div>
<p> </p>
<p>8、vg已经扩展了,查看lv情况</p>
<div class="cnblogs_code">
<pre><span style="color: rgba(0, 0, 0, 1)"># <span style="color: rgba(255, 0, 0, 1)">vgs</span>
VG #PV #LV #SN Attr VSizeVFree
centos </span><span style="color: rgba(128, 0, 128, 1)">2</span> <span style="color: rgba(128, 0, 128, 1)">3</span> <span style="color: rgba(128, 0, 128, 1)">0</span> wz--n- <span style="color: rgba(128, 0, 128, 1)">60</span>.00g <span style="color: rgba(128, 0, 128, 1)">20</span><span style="color: rgba(0, 0, 0, 1)">.00g<br>
# <span style="color: rgba(255, 0, 0, 1)">lvs</span>
LV VG Attr LSizePool Origin Data</span>%Meta%Move Log Cpy%<span style="color: rgba(0, 0, 0, 1)">Sync Convert
home centos </span>-wi-ao---- <span style="color: rgba(128, 0, 128, 1)">10</span><span style="color: rgba(0, 0, 0, 1)">.00g
root centos </span>-wi-ao---- <span style="color: rgba(128, 0, 128, 1)">20</span><span style="color: rgba(0, 0, 0, 1)">.00g
swap centos </span>-wi-ao---- <span style="color: rgba(128, 0, 128, 1)">10</span>.00g </pre>
</div>
<p> </p>
<p>9、扩展lv</p>
<div class="cnblogs_code">
<pre># <span style="color: rgba(255, 0, 0, 1)">lvextend -L +20G /dev/mapper/centos-</span><span style="color: rgba(0, 0, 0, 1)"><span style="color: rgba(255, 0, 0, 1)">root</span>
Size of logical volume centos</span>/root changed from <span style="color: rgba(128, 0, 128, 1)">20.00</span> GiB (<span style="color: rgba(128, 0, 128, 1)">5120</span> extents) to <span style="color: rgba(128, 0, 128, 1)">40.00</span> GiB (<span style="color: rgba(128, 0, 128, 1)">10240</span><span style="color: rgba(0, 0, 0, 1)"> extents).
Logical volume centos</span>/root successfully resized.</pre>
</div>
<p> </p>
<p>10、lv已经扩展,查看磁盘情况</p>
<div class="cnblogs_code">
<pre><span style="color: rgba(0, 0, 0, 1)"># <span style="color: rgba(255, 0, 0, 1)">lvs</span>
LV VG Attr LSizePool Origin Data</span>%Meta%Move Log Cpy%<span style="color: rgba(0, 0, 0, 1)">Sync Convert
home centos </span>-wi-ao---- <span style="color: rgba(128, 0, 128, 1)">10</span><span style="color: rgba(0, 0, 0, 1)">.00g
root centos </span>-wi-ao---- <span style="color: rgba(128, 0, 128, 1)">40</span><span style="color: rgba(0, 0, 0, 1)">.00g
swap centos </span>-wi-ao---- <span style="color: rgba(128, 0, 128, 1)">10</span><span style="color: rgba(0, 0, 0, 1)">.00g <br>
# </span><span style="color: rgba(255, 0, 0, 1)">df -</span><span style="color: rgba(0, 0, 0, 1)"><span style="color: rgba(255, 0, 0, 1)">hl</span>
文件系统 容量已用可用 已用</span>%<span style="color: rgba(0, 0, 0, 1)"> 挂载点
</span><span style="color: rgba(0, 0, 0, 1)">...
</span>/dev/mapper/centos-root 20G<span style="color: rgba(128, 0, 128, 1)">2</span>0G 0G 99% /
...</pre>
</div>
<p> </p>
<p>11、由于磁盘大小还每刷新,这里刷新下,再次查看,扩展成功</p>
<div class="cnblogs_code">
<pre># <span style="color: rgba(255, 0, 0, 1)">xfs_growfs /dev/mapper/centos-</span><span style="color: rgba(0, 0, 0, 1)"><span style="color: rgba(255, 0, 0, 1)">root</span>
meta</span>-data=/dev/mapper/centos-root isize=<span style="color: rgba(128, 0, 128, 1)">512</span> agcount=<span style="color: rgba(128, 0, 128, 1)">4</span>, agsize=<span style="color: rgba(128, 0, 128, 1)">1310720</span><span style="color: rgba(0, 0, 0, 1)"> blks
</span>= sectsz=<span style="color: rgba(128, 0, 128, 1)">512</span> attr=<span style="color: rgba(128, 0, 128, 1)">2</span>, projid32bit=<span style="color: rgba(128, 0, 128, 1)">1</span>
= crc=<span style="color: rgba(128, 0, 128, 1)">1</span> finobt=<span style="color: rgba(128, 0, 128, 1)">0</span> spinodes=<span style="color: rgba(128, 0, 128, 1)">0</span><span style="color: rgba(0, 0, 0, 1)">
data </span>= bsize=<span style="color: rgba(128, 0, 128, 1)">4096</span> blocks=<span style="color: rgba(128, 0, 128, 1)">5242880</span>, imaxpct=<span style="color: rgba(128, 0, 128, 1)">25</span>
= sunit=<span style="color: rgba(128, 0, 128, 1)">0</span> swidth=<span style="color: rgba(128, 0, 128, 1)">0</span><span style="color: rgba(0, 0, 0, 1)"> blks
naming </span>=version <span style="color: rgba(128, 0, 128, 1)">2</span> bsize=<span style="color: rgba(128, 0, 128, 1)">4096</span> ascii-ci=<span style="color: rgba(128, 0, 128, 1)">0</span> ftype=<span style="color: rgba(128, 0, 128, 1)">1</span><span style="color: rgba(0, 0, 0, 1)">
log </span>=internal bsize=<span style="color: rgba(128, 0, 128, 1)">4096</span> blocks=<span style="color: rgba(128, 0, 128, 1)">2560</span>, version=<span style="color: rgba(128, 0, 128, 1)">2</span>
= sectsz=<span style="color: rgba(128, 0, 128, 1)">512</span> sunit=<span style="color: rgba(128, 0, 128, 1)">0</span> blks, lazy-count=<span style="color: rgba(128, 0, 128, 1)">1</span><span style="color: rgba(0, 0, 0, 1)">
realtime </span>=none extsz=<span style="color: rgba(128, 0, 128, 1)">4096</span> blocks=<span style="color: rgba(128, 0, 128, 1)">0</span>, rtextents=<span style="color: rgba(128, 0, 128, 1)">0</span><span style="color: rgba(0, 0, 0, 1)">
data blocks changed from </span><span style="color: rgba(128, 0, 128, 1)">5242880</span> to <span style="color: rgba(128, 0, 128, 1)">10485760<br><br></span><span style="color: rgba(0, 0, 0, 1)">
# </span><span style="color: rgba(255, 0, 0, 1)">df -</span><span style="color: rgba(0, 0, 0, 1)"><span style="color: rgba(255, 0, 0, 1)">h</span>
文件系统 容量已用可用 已用</span>%<span style="color: rgba(0, 0, 0, 1)"> 挂载点
</span><span style="color: rgba(0, 0, 0, 1)">...
</span>/dev/mapper/centos-root 40G20.0G 20G 50% /
<span style="color: rgba(0, 0, 0, 1)">...
# </span></pre>
</div>
<p> </p><br><br>
来源:https://www.cnblogs.com/lyc94620/p/13172748.html
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