Chelsio T5 Installation And User Manual page 26

Chapter 5. Software/Driver Configuration and Fine-tuning
ShadowMode
TargetSessionMaxCmd
TargetDevice*
Chelsio T5 iSCSI PDU Offload Target with SCST support for Linux
in
milliseconds>]
[,[portalgroup
tag1,
portalgrouptag
2,...
portalgrouptag
n]
"Yes" "No"
"No"
1 to 2048 64
<path/name>
[,FILE|MEM|BLK
]
[,NULLRW]
[,SYNC]
[,RO]
[,size=xMB]
[,ID=xxxxxx]
[,WWN=xxxxxxxx
x]
[,SN=
xxxxxx][,SCST]
<port number> is the port
number associated with the portal
group tag. It is optional and if not
specified the well-known iSCSI
port number of 3260 is used.
<timeout> is optional, it applies to
all the portals in the group.
The timeout value is in
milliseconds and needs to be
multiple of 100ms.
It is used to detect loss of
communications at the iSCSI
level.
NOTE: There can be multiple
target IP address/port numbers
per portal group tag. This enables
a target to operate on multiple
interfaces for instance.
<portalgrouptagX>The
portalgroup to which login
requests should be redirected to.
NOTE: There can be multiple
redirection target portalgroups
specified for a particular target
portal group and the redirection
will happen to these in a round
robin manner.
No To turn ShadowMode on or off for
iSCSI Target Redirection
No The maximum number of
outstanding iSCSI commands per
session.
No A device served up by the
associated target.
The device mode can be a:

Block Device (e.g.
/dev/sda)

Virtual Block Device (e.g.
/dev/md0)

RamDisk

Regular File
<path/name> is the path to the
device - with the exception of
when a RAM Disk is specified,
where it is a unique name given to
the device. If multiple RAM Disks
are used for a target then each
name must be unique within the
target.
NULLRW specifies that random
data is returned for reads, and for
writes data is dropped. Useful for
26