(IA64, Xeon) resulting in noticeable performance improvement(upto 7%
on certain platforms).
-e. NAPI. Compile-time option(CONFIG_S2IO_NAPI) for better Rx interrupt
-moderation.
-
-f. Statistics. Comprehensive MAC-level and software statistics displayed
+e. Statistics. Comprehensive MAC-level and software statistics displayed
using "ethtool -S" option.
-g. Multi-FIFO/Ring. Supports up to 8 transmit queues and receive rings,
+f. Multi-FIFO/Ring. Supports up to 8 transmit queues and receive rings,
with multiple steering options.
4. Command line parameters
Default: 30
e. intr_type
-Specifies interrupt type. Possible values 1(INTA), 2(MSI), 3(MSI-X)
-Valid range: 1-3
-Default: 1
+Specifies interrupt type. Possible values 0(INTA), 2(MSI-X)
+Valid values: 0, 2
+Default: 2
5. Performance suggestions
General:
#setpci -d 17d5:* LATENCY_TIMER=f8
For detailed description of the PCI registers, please see Xframe User Guide.
b. Use 2-buffer mode. This results in large performance boost on
-on certain platforms(eg. SGI Altix, IBM xSeries).
+certain platforms(eg. SGI Altix, IBM xSeries).
c. Ensure Receive Checksum offload is enabled. Use "ethtool -K ethX" command to
set/verify this option.
d. Enable NAPI feature(in kernel configuration Device Drivers ---> Network