iscsiuio man page

iscsiuio — iSCSI UserSpace I/O driver


iscsiuio [-d-f-v]


iscsiuio is the UserSpace I/O driver for the QLogic NetXtreme II BCM5706/5708/5709 series PCI/PCI-X Gigabit Ethernet Network Interface Card (NIC) and for the QLogic NetXtreme II BCM57710/57711/57712/57800/57810/57840 series PCI-E 10 Gigabit Ethernet Network Interface Card. The driver has been tested on 2.6.28 kernels and above.

Refer to the README.TXT from the driver package on how to compile and install the driver.

Refer to various Linux documentations on how to configure network protocol and address.


There are very few parameters when running this application.

This is to enable debug mode where debug messages will be sent to stdout The following debug modes are supported

DEBUG 4 - Print all messages

INFO 3 - Print messages needed to follow the uIP code (default)

WARN 2 - Print warning messages

ERROR 1 - Only print critical errors

This is to enable forground mode so that this application doesn't get sent into the background.
This is to print the version.
Use pidfile (default /var/run/iscsiuio.pid )
Display this help and exit.


Benjamin Li - benli@broadcom.com

Eddie Wai - eddie.wai@broadcom.com

Maintained by



QLogic Corporation 12/10/2013