
Issue 11
© Solarflare Communications 2014
231
Solarflare Server Adapter
User Guide
Tuning Recommendations
The following tables provide recommendations for tuning settings for different application
characteristics.
Throughput -
Latency -
Table 54: Throughput Tuning Settings
Tuning Parameter
How?
Adaptive Interrupt
Moderation
Leave at default (Enabled).
Interrupt Moderation
Leave at default (Enabled).
Interrupt Moderation Time
Leave at default (Enabled 60
μ
s).
Large Receive Offloads
Enable
in Network Adapter Advanced Properties.
Large Send Offloads
Leave at default (Enabled).
Max Frame Size
Configure to maximum supported by network in Network
Adapter's Advanced Properties.
Offload Checksums
Leave at default.
Receive Side Scaling (RSS)
Leave at default.
RSS NUMA Node
Leave at default (All).
TCP Protocol Tuning
Leave at default (install with “Optimize Windows TCP/IP
protocol settings for 10G networking” option selected).
PCI Express Lane Configuration
Ensure current speed (not the supported speed) reads
back as “x8 and 5Gb/s” Or “x8 and Unknown”.
Power Saving Mode
Leave at default.
Memory bandwidth
Ensure Memory utilizes all memory channels on system
motherboard.
Intel QuickData (Intel chipsets
only)
Enable in BIOS and configure as described in guide.
Table 55: Latency Tuning Settings
Tuning Parameter
How?
Adaptive Interrupt
Moderation
Leave at default (Enabled).