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docs/linux/lsmod.html

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+<h1 id="lsmod">lsmod</h1>
+<p>显示已载入系统的模块</p>
+<h2 id="补充说明">补充说明</h2>
+<p><strong>lsmod命令</strong> 用于显示已经加载到内核中的模块的状态信息。执行lsmod命令后会列出所有已载入系统的模块。Linux操作系统的核心具有模块化的特性，应此在编译核心时，务须把全部的功能都放入核心。您可以将这些功能编译成一个个单独的模块，待需要时再分别载入。</p>
+<h3 id="语法">语法</h3>
+<pre><code>lsmod</code></pre>
+<h3 id="实例">实例</h3>
+<pre><code>[root@LinServ-1 ~]# lsmod
+Module                  Size  Used by
+ipv6                  272801  15
+xfrm_nalgo             13381  1 ipv6
+crypto_api             12609  1 xfrm_nalgo
+ip_conntrack_ftp       11569  0
+xt_limit                6721  2
+xt_state                6209  2
+ip_conntrack           53665  2 ip_conntrack_ftp,xt_state
+nfnetlink              10713  1 ip_conntrack
+xt_tcpudp               7105  6
+xt_multiport            7233  1
+iptable_filter          7105  1
+ip_tables              17029  1 iptable_filter
+x_tables               17349  5 xt_limit,xt_state,xt_tcpudp,xt_multiport,ip_tables
+dm_mirror              24393  0
+dm_multipath           27213  0
+scsi_dh                12481  1 dm_multipath
+video                  21193  0
+backlight              10049  1 video
+sbs                    18533  0
+power_meter            16461  0
+hwmon                   7365  1 power_meter
+i2c_ec                  9025  1 sbs
+dell_wmi                8401  0
+wmi                    12137  1 dell_wmi
+button                 10705  0
+battery                13637  0
+asus_acpi              19289  0
+ac                      9157  0
+lp                     15849  0
+snd_hda_intel         401453  0
+snd_seq_dummy           7877  0
+snd_seq_oss            32577  0
+snd_seq_midi_event     11073  1 snd_seq_oss
+snd_seq                49585  5 snd_seq_dummy,snd_seq_oss,snd_seq_midi_event
+snd_seq_device         11725  3 snd_seq_dummy,snd_seq_oss,snd_seq
+snd_pcm_oss            42817  0
+snd_mixer_oss          19009  1 snd_pcm_oss
+snd_pcm                72517  2 snd_hda_intel,snd_pcm_oss
+ide_cd                 40161  0
+snd_timer              24517  2 snd_seq,snd_pcm
+tpm_tis                16713  0
+r8169                  43077  0
+snd_page_alloc         14281  2 snd_hda_intel,snd_pcm
+tpm                    19041  1 tpm_tis
+i2c_i801               12737  0
+mii                     9409  1 r8169
+serio_raw              10693  0
+i2c_core               24897  2 i2c_ec,i2c_i801
+snd_hwdep              12869  1 snd_hda_intel
+tpm_bios               11073  1 tpm
+cdrom                  36577  1 ide_cd
+pcspkr                  7105  0
+parport_pc             29669  1
+sg                     36973  0
+snd                    57797  9 snd_hda_intel,snd_seq_oss,snd_seq,snd_seq_device,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_timer,snd_hwdep
+parport                37513  2 lp,parport_pc
+soundcore              11553  1 snd
+dm_raid45              67273  0
+dm_message              6977  1 dm_raid45
+dm_region_hash         15681  1 dm_raid45
+dm_log                 14785  3 dm_mirror,dm_raid45,dm_region_hash
+dm_mod                 63993  4 dm_mirror,dm_multipath,dm_raid45,dm_log
+dm_mem_cache            9537  1 dm_raid45
+ata_piix               23749  4
+libata                158085  1 ata_piix
+sd_mod                 25409  6
+scsi_mod              144277  4 scsi_dh,sg,libata,sd_mod
+ext3                  126281  3
+jbd                    57705  1 ext3
+uhci_hcd               25421  0
+ohci_hcd               24937  0
+ehci_hcd               34509  0</code></pre>
+<ul>
+<li>第1列：表示模块的名称。</li>
+<li>第2列：表示模块的大小。</li>
+<li>第3列：表示依赖模块的个数。</li>
+<li>第4列：表示依赖模块的内容。</li>
+</ul>
+<p>通常在使用lsmod命令时，都会采用类似<code>lsmod | grep -i ext3</code>这样的命令来查询当前系统是否加载了某些模块。</p>
+<!-- Linux命令行搜索引擎：https://jaywcjlove.github.io/linux-command/ -->