Solarflare
Server
Adapter
User
Guide
Solarflare
Adapters
on
Windows
Issue
20
©
Solarflare
Communications
2017
213
lro=enabled|disabled
Specify
whether
large
receive
offload
(LRO)
is
enabled.
Configures
RSCv4
and
RSCv6,
or
LROv4
and
LROv6,
where
applicable.
Support
for
this
option
is
dependent
on
the
version
of
Windows
operating
system
and
networking
stack.
Implements
Windows
Receive
Segment
Coalescing
(RSC)
if
applicable.
flowcontrol=auto|enabled|
generate|respond|disabled
Specify
Ethernet
flow
control.
This
option
covers
the
“Flow
Control”
and
“Flow
Control
Autonegotiation”
device
driver
advanced
properties.
speed=auto|40g|10g|1g|100m
Specify
the
Ethernet
link
speed.
mtu=<MTU
length>
Specify
the
maximum
Ethernet
frame
length.
From
1518
to
9216
bytes
(even
values
only).
rss=disabled|optimized|system|
closest|closeststatic|
numa|numastatic|conservative
Specify
the
receive
side
scaling
(RSS)
mode.
rssbaseprocessor=<group>:<number>
The
base
processor
available
for
RSS.
If
a
value
is
given
it
must
formated
as
<group>:<number>
where
group
is
in
the
range
0
‐
9
and
number
in
the
range
0
to
63.
rssmaxprocessor=<group>:<number>
The
maximum
number
of
processors
available
for
RSS.
If
a
value
is
given
it
must
formated
as
<group>:<number>
where
group
is
in
the
range
0
‐
9
and
number
in
the
range
0
to
63.
maxrssprocessors=<count>
The
maximum
number
of
processors
available
for
RSS.
If
count
is
specified
it
must
be
in
the
range
1
‐
256.
Support
for
this
option
is
independent
of
the
version
of
the
operating
system
and
networking
stack.
rssqueuecount=balanced|<value>
Specify
the
maximum
number
of
receive
queues
to
use
for
RSS.
If
set
to
balanced
the
network
adapter
will
choose
the
number
of
queues
based
on
the
system
processor
topology.
If
specified,
count
must
be
one
of
1|2|4|8|12|16|24|32|48|64.
Support
for
this
option
is
independent
of
the
version
of
the
operating
system
and
networking
stack.
numanode=all|<value>
The
preferred
NUMA
node
used
by
RSS.
If
a
value
is
given,
it
must
be
in
the
range
0
‐
15.
Support
for
this
option
is
independent
of
the
version
of
the
operating
system
and
networking
stack.
Table
53:
Supported
Key
Value
Parameter
Parameter
Description