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-rw-r--r--Documentation/networking/ip-sysctl.txt13
1 files changed, 11 insertions, 2 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index 3458d6343e0..10742902146 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -183,7 +183,7 @@ tcp_early_retrans - INTEGER
for triggering fast retransmit when the amount of outstanding data is
small and when no previously unsent data can be transmitted (such
that limited transmit could be used). Also controls the use of
- Tail loss probe (TLP) that converts RTOs occuring due to tail
+ Tail loss probe (TLP) that converts RTOs occurring due to tail
losses into fast recovery (draft-dukkipati-tcpm-tcp-loss-probe-01).
Possible values:
0 disables ER
@@ -685,6 +685,15 @@ ip_dynaddr - BOOLEAN
occurs.
Default: 0
+ip_early_demux - BOOLEAN
+ Optimize input packet processing down to one demux for
+ certain kinds of local sockets. Currently we only do this
+ for established TCP sockets.
+
+ It may add an additional cost for pure routing workloads that
+ reduces overall throughput, in such case you should disable it.
+ Default: 1
+
icmp_echo_ignore_all - BOOLEAN
If set non-zero, then the kernel will ignore all ICMP ECHO
requests sent to it.
@@ -729,7 +738,7 @@ icmp_ignore_bogus_error_responses - BOOLEAN
frames. Such violations are normally logged via a kernel warning.
If this is set to TRUE, the kernel will not give such warnings, which
will avoid log file clutter.
- Default: FALSE
+ Default: 1
icmp_errors_use_inbound_ifaddr - BOOLEAN