Specifications

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Cisco Wide Area Application Services Command Reference
OL-21611-01
Chapter 3 CLI Commands
show statistics tfo
WAN socket error close while
waiting to read
The socket between two WAEs (WAN socket) closed before
completing reading from it.
AO socket error close while
waiting to read
The socket between the WAE and the client/server (LAN
socket) closed before completing reading from it.
DRE decode failure DRE internal error while decoding data. (Should not happen.)
DRE encode failure DRE internal error while encoding data. (Should not happen.)
Connection init failure Failed to setup the connection although auto-discovery finished
successfully.
WAN socket unexpected close
while waiting to read
The socket between two WAEs (WAN socket) closed before
completing reading from it.
Exceeded maximum number of
supported connections
Connection closed ungracefully because the WAE reached its
scalability limit.
Buffer allocation or
manipulation failed
Internal memory allocation failure. (Should not happen.)
Peer received reset from end host TCP RST sent by the server or client. (Can be normal behavior
and does not necessarily indicate a problem.)
DRE connection state out of
sync
DRE internal error. (Should not happen.)
Memory allocation failed for
buffer heads
Internal memory allocation failure. (Should not happen.)
Unoptimized packet received on
optimized side
Unoptimized packet received by the WAE when it expected an
optimized packet.
Data buffer usages Data buffer usage statistics for allocated (Used) and cloned
buffers. The first column indicates the size of the data stored in
the buffers; the second column indicates the size of the buffers;
and the third column indicates the number of memory blocks
used.
Buffer Control Buffer control statistics for encode and decode queue buffers.
The first column indicates the size of the buffers; the second
column indicates the number of slow reads issued to control the
queue size; and the third column indicates the number of stop
reads issued to control the queue size.
AckQ Control Shows the total and current number of connections blocked due
to a full ack queue.
Scheduler Scheduler queue sizes and number of jobs processed by each
queue.
Policy Engine Statistics
Session timeouts The number of times the TFO component did not issue a
keepalive to the Policy Engine in a timely manner. A session
refers to the particular registration of the TFO component
within the Policy Engine.
Table 3-114 Field Descriptions for the show statistics tfo Command (continued)
Field Description