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-rw-r--r--share/man/man4/sfxge.48
1 files changed, 8 insertions, 0 deletions
diff --git a/share/man/man4/sfxge.4 b/share/man/man4/sfxge.4
index 40f324c..b269c8a 100644
--- a/share/man/man4/sfxge.4
+++ b/share/man/man4/sfxge.4
@@ -158,6 +158,14 @@ port will be the value of
.Va hw.sfxge.mcdi_logging.
The logging may also be enabled or disabled after the driver is loaded using the sysctl
.Va dev.sfxge.%d.mcdi_logging.
+.It Va hw.sfxge.stats_update_period_ms
+Period in milliseconds to refresh interface statistics from hardware.
+The accepted range is 0 to 65535, the default is 1000 (1 second).
+Use zero value to disable periodic statistics update.
+Supported on SFN8xxx series adapters with firmware v6.2.1.1033 and later and
+SFN5xxx and SFN6xxx series adapters.
+SFN7xxx series adapters and SFN8xxx series with earlier firmware use a
+fixed 1000 milliseconds statistics update period.
.El
.Sh SUPPORT
For general information and support,
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