How To Check Device Driver Module Loaded on Linux Fedora Using lsmod command.

   The lsmod command can be use to check device driver module that currently load on your Linux system.  What lsmod command actually do is print the contents of /proc/modules in pretty nice way, to view currently loaded modules you can use cat /proc/modules to print the loaded modules to screen but using the lsmod command is the better and prettier way to print current loaded modules.  The example below show the lsmod command example that execute on Fedora system to check device driver module that currently loaded by the kernel.

[fedora10@fedora10 ~]$ lsmod

Module                  Size  Used by

ipt_MASQUERADE          6528  1

iptable_nat             8712  1

nf_nat                 17944  2 ipt_MASQUERADE,iptable_nat

vfat                   12544  0

fat                    42784  1 vfat

usb_storage            86792  0

fuse                   49436  2

bridge                 43796  0

stp                     6148  1 bridge

bnep                   14848  2

sco                    12932  2

l2cap                  21504  3 bnep

bluetooth              48736  5 bnep,sco,l2cap

sunrpc                156436  3

ip6t_REJECT             7296  2

nf_conntrack_ipv6      15864  7

ip6table_filter         6400  1

ip6_tables             14736  1 ip6table_filter

ipv6                  230516  34 ip6t_REJECT,nf_conntrack_ipv6

p4_clockmod             8324  2

dm_multipath           17292  0

uinput                 10624  0

i2c_piix4              12688  0

i2c_core               21396  1 i2c_piix4

ata_generic             8452  0

cfi_probe               7424  0

gen_probe               6656  1 cfi_probe

ppdev                  10372  0

pata_acpi               7680  0

scb2_flash              7308  0

mtd                    15624  1 scb2_flash

pcspkr                  6272  0

chipreg                 6404  2 cfi_probe,scb2_flash

parport_pc             25620  0

aic7xxx               102436  0

skge                   38416  0

floppy                 52244  0

parport                32084  2 ppdev,parport_pc

map_funcs               5632  1 scb2_flash

e100                   33804  0

cpqphp                 51892  0

pata_serverworks       10112  0

mii                     8192  1 e100

scsi_transport_spi     21760  1 aic7xxx

cciss                  55684  3

[fedora10@fedora10 ~]$

Keywords: check device driver, check device driver loaded, linux module load, loaded modules, modules loaded, check modules loaded, lsmod command