17-6 Dell PowerVault 720N, 740N, and 760N System Administrator and Command Reference Guide
Table 17-3 describes the statistics in the DEVICE section of the ifstat command
output when you use the command on an Ethernet interface.
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Packets
Number of packets attempted to be transmitted.
Bytes
Number of bytes attempted to be transmitted.
Errors
Number of hardware errors encountered while attempt-
ing to transmit.
Collisions
Number of collisions that occurred while transmitting
frames.
Late collisions
Number of collisions terminated due to a late collision.
Excess coll
Number of times transmission was terminated due to
excessive collisions.
Queue full
Number of times the queue was full.
List full
Number of frames that were dropped due to the unavail-
ability of descriptors.
No carrier
Number of times the carrier signal was not present dur-
ing transmission.
Underflow
Number of times the transmitter terminated the mes-
sage because data arrived late from memory.
Defer
Number of times transmission had to be deferred.
Time out
Number of times the transmit jabber timer expired.
Stopped
Number of times the receive process stopped.
List underflow
Number of frames that had to be dropped due to the
unavailability of descriptors.
Loss of carrier
Number of times the carrier was lost.
No buffers
Number of times buffers were unavailable.
Requeue
Number of times the frame was requeued due to list
underflow.
Threshold up
Number of times the transmit threshold was increased.
Threshold dn
Number of times the transmit threshold was decreased.
Threshold lvl
Current threshold level.