lsmod

lsmod command lists the currently loaded modules. Here is an example of modules loaded on a laptop.

mike@ub:~$ lsmod

Module Size Used by

speedstep_smi 5520 0

speedstep_lib 4228 1 speedstep_smi

proc_intf 4100 0

freq_table 4100 1 speedstep_smi

cpufreq_userspace 4572 1

cpufreq_ondemand 6172 0

cpufreq_powersave 1920 0

pcmcia 21380 4

ipt_limit 2688 5

iptable_mangle 2944 0

ipt_LOG 6656 7

ipt_MASQUERADE 3584 0

iptable_nat 24648 1 ipt_MASQUERADE

ipt_TOS 2560 0

ipt_REJECT 6528 0

ip_conntrack_irc 71856 0

ip_conntrack_ftp 72624 0

ipt_state 2048 4

ip_conntrack 43668 5 ipt_MASQUERADE,iptable_nat,ip_conntrack_irc,ip_conntrack_ftp,ipt_state

iptable_filter 3840 1

ip_tables 17408 9 ipt_limit,iptable_mangle,ipt_LOG,ipt_MASQUERADE,iptable_nat,ipt_TOS,ipt_REJECT,ipt_state,iptable_filter

video 16260 0

sony_acpi 6280 0

pcc_acpi 11264 0

button 6800 0

battery 10244 0

container 4608 0

ac 4996 0

ipv6 229504 9

af_packet 20744 0

e100 32384 0

mii 4736 1 e100

snd_es1968 27648 2

snd_ac97_codec 64608 1 snd_es1968

snd_pcm_oss 47652 1

snd_mixer_oss 16768 2 snd_pcm_oss

snd_pcm 84872 3 snd_es1968,snd_ac97_codec,snd_pcm_oss

snd_timer 23300 1 snd_pcm

snd_page_alloc 9604 2 snd_es1968,snd_pcm

gameport 4608 1 snd_es1968

snd_mpu401_uart 7168 1 snd_es1968

snd_rawmidi 22944 1 snd_mpu401_uart

snd_seq_device 8332 1 snd_rawmidi

snd 50276 9 snd_es1968,snd_ac97_codec,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_timer,snd_mpu401_uart,snd_rawmidi,snd_seq_device

soundcore 9824 3 snd

usbhid 29376 0

i2c_piix4 8592 0

i2c_core 21264 1 i2c_piix4

uhci_hcd 30224 0

usbcore 107384 3 usbhid,uhci_hcd

yenta_socket 19584 0

pcmcia_core 53568 2 pcmcia,yenta_socket

pci_hotplug 30512 0

intel_agp 20636 1

agpgart 31784 1 intel_agp

rtc 12216 0

pcspkr 3816 0

irtty_sir 7936 0

sir_dev 18092 1 irtty_sir

irda 168000 2 irtty_sir,sir_dev

crc_ccitt 2176 1 irda

floppy 54864 0

md 43856 0

dm_mod 53116 1

capability 5000 0

commoncap 7808 1 capability

joydev 9408 0

tsdev 7488 0

evdev 9088 1

psmouse 19336 0

mousedev 11160 1

parport_pc 34372 1

lp 10792 0

parport 33480 2 parport_pc,lp

ide_cd 38532 0

cdrom 36508 1 ide_cd

ext3 120968 1

jbd 54168 1 ext3

ide_generic 1664 0

piix 9988 1

ide_disk 18176 3

ide_core 118988 4 ide_cd,ide_generic,piix,ide_disk

unix 26164 818

thermal 13576 0

processor 22708 1 thermal

fan 4612 0

fbcon 34048 0

font 8448 1 fbcon

bitblit 5120 1 fbcon

vesafb 6948 0

cfbcopyarea 3968 1 vesafb

cfbimgblt 3072 1 vesafb

cfbfillrect 3584 1 vesafb