Expand Configuration and Management Manual (H06.21+, J06.10+)

Subsystem Control Facility (SCF) Commands
Expand Configuration and Management Manual — 529522-013
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STATS PATH Command
Max QIO KBytes Used
is the maximum total number of kilobytes of QIO memory space because the last
statistics reset or line-handler process start, including overhead and control data,
that was used at any one instant to support messages over the specified path.
Current QIO MDs Used
indicates the current QIO message descriptors used. A message descriptor is an
internal structure used for sending and receiving messages to and from QIO.
Max QIO MDs Used
indicates the maximum QIO message descriptors used because the last statistics
reset or line-handler process start. A message descriptor is an internal structure
used for sending and receiving messages to and from QIO.
Cur Recv Queue Messages
indicates the current number of messages in the receive queue. A receive queue is
an internal queue used for sending and receiving messages to and from QIO.
Max Recv Queue Messages
indicates the peak number of messages received since the last statistics reset or
the line-handler process has started. A receive queue is an internal queue used for
sending and receiving messages to and from QIO.
LEVEL 4 MESSAGE HISTOGRAM
is the overall count of messages sent and received by this node over this path,
classified by size in bytes because statistics were last reset using the STATS
RESET command, or because the line-handler process was started. The counts do
not include any passthrough traffic. Note that not every request is completed,
because a CANCEL request might have been issued.
LEVEL 4 DETAIL
is the total number of packets sent and received, broken down by message type,
because st
atistics were last reset using the STATS RESET command, or because
the line-handler process was started. Sent relates to packets originating from this
node. Rcvd refers to packets destined for this node.
These Expand message types reported:
LRQ LINK request
LCMP LINK completion message
CANCEL CANCEL request
ACK ACKNOWLEDGMENT
NAK Negative ACKNOWLEDGMENT