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This article mainly shows you "what is the use of lsmod command in Linux", the content is simple and easy to understand, clear organization, I hope to help you solve doubts, let Xiaobian lead you to study and learn "what is the use of lsmod command in Linux" this article bar.

The lsmod command is used to display status information about modules that have been loaded into the kernel.

lsmod displays modules loaded into the system

The lsmod command lists all modules loaded into the system. Linux operating system core has modular characteristics, so when compiling the core, make sure to put all the functions into the core. You can compile these functions into individual modules and load them separately when needed.

syntax lsmod instance [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 Column 1: Indicates the name of the module.

Column 2: Indicates the size of the module.

Column 3: Number of dependent modules.

Column 4: Indicates the content of the dependent module.

Usually when using the lsmod command, you will use something similar to lsmod| grep -i ext3 to query whether certain modules are currently loaded on the system.

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