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How to read IFSTAT counters on your AFF/FAS systems

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ontap-9
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Applies to

  • ONTAP 9
  • Clustered Data ONTAP 8
  • Data ONTAP 7-mode

Description

  • This article provides reference for counters seen in the IFSTAT output
Data ONTAP 7-mode

node> ifstat -a

Clustered Data ONTAP 8 and ONTAP 9 

The command is executed from the Nodeshell of each node

cluster::> system node run -node fas2220-rtp-1a -command ifstat -a

Output example

-- interface  e0a  (6 days, 19 hours, 46 minutes, 1 second) --

RECEIVE
 Frames/second:       6  | Bytes/second:      551  | Errors/minute:       0 
 Discards/minute:     0  | Total frames:      249k | Total bytes:     19489k
 Total errors:        0  | Total discards:      0  | Multi/broadcast:   235k
 No buffers:          0  | Non-primary u/c:     0  | L2 terminate:        0 
 Tag drop:            0  | Vlan tag drop:       0  | Vlan untag drop:     0 
 Vlan forwards:       0  | Vlan broadcasts:     0  | Vlan unicasts:       0 
 CRC errors:          0  | Alignment errors:    0  | Runt frames:         0 
 Long frames:         0  | Fragment:            0  | Jabber:              0 
 Xon:                 0  | Xoff:                0  | Ring full:           0 
 Jumbo:               0  | Jumbo error:         0  | Index error:         0 
 Force wakeup:        0 
TRANSMIT
 Frames/second:       4  | Bytes/second:      659  | Errors/minute:       0 
 Discards/minute:     0  | Total frames:    26386  | Total bytes:      2443k
 Total errors:        0  | Total discards:      0  | Multi/broadcast: 11256 
 Queue overflows:     0  | No buffers:          0  | Single collision:    0 
 Multi collisions:    0  | Late collisions:     0  | Max collisions:      0 
 Deferred:            0  | Xon:                 0  | Xoff:                0 
 MAC Internal:        0  | Jumbo:               0 
LINK_INFO
 Current state:       up | Up to downs:         0  | Speed:            1000m
 Duplex:            full | Flowcontrol:       full


-- interface  e0b  (6 days, 19 hours, 46 minutes, 1 second) --

RECEIVE
 Frames/second:       0  | Bytes/second:        0  | Errors/minute:       0 
 Discards/minute:     0  | Total frames:        0  | Total bytes:         0 
 Total errors:        0  | Total discards:      0  | Multi/broadcast:     0 
 No buffers:          0  | Non-primary u/c:     0  | L2 terminate:        0 
 Tag drop:            0  | Vlan tag drop:       0  | Vlan untag drop:     0 
 Vlan forwards:       0  | Vlan broadcasts:     0  | Vlan unicasts:       0 
 CRC errors:          0  | Alignment errors:    0  | Runt frames:         0 
 Long frames:         0  | Fragment:            0  | Jabber:              0 
 Xon:                 0  | Xoff:                0  | Ring full:           0 
 Jumbo:               0  | Jumbo error:         0  | Index error:         0 
 Force wakeup:        0 
TRANSMIT
 Frames/second:       0  | Bytes/second:        0  | Errors/minute:       0 
 Discards/minute:     0  | Total frames:        0  | Total bytes:         0 
 Total errors:        0  | Total discards:      0  | Multi/broadcast:     0 
 Queue overflows:     0  | No buffers:          0  | Single collision:    0 
 Multi collisions:    0  | Late collisions:     0  | Max collisions:      0 
 Deferred:            0  | Xon:                 0  | Xoff:                0 
 MAC Internal:        0  | Jumbo:               0 
LINK_INFO
 Current state:     down | Up to downs:         1  | Speed:           10000k
 Duplex:            full | Flowcontrol:       none

 

-- interface  e0M  (4 days, 8 hours, 11 minutes, 18 seconds) --

RECEIVE
 Total frames:      370k | Frames/second:       1  | Total bytes:     37682k
 Bytes/second:      100  | Total errors:        0  | Errors/minute:       0
 Total discards:      0  | Discards/minute:     0  | Multi/broadcast:   199k
 Non-primary u/c:     0  | CRC errors:          0  | Runt frames:         0
 Fragment:            0  | Long frames:         0  | Jabber:              0
 Length errors:       0  | Alignment errors:    0  | No buffer:           0
 Xon:                 0  | Xoff:                0  | Pause:               0
 Jumbo:               0  | Noproto:             0  | Error symbol:        0
 Illegal symbol:      0  | Bus overruns:        0  | Queue drops:         0
 LRO segments:        0  | LRO bytes:           0  | LRO6 segments:       0
 LRO6 bytes:          0  | Bad UDP cksum:       0  | Bad UDP6 cksum:      0
 Bad TCP cksum:       0  | Bad TCP6 cksum:      0  | Mcast v6 solicit:  947
TRANSMIT
 Total frames:      168k | Frames/second:       0  | Total bytes:     24528k
 Bytes/second:       65  | Total errors:        0  | Errors/minute:       0
 Total discards:      0  | Queue overflow:      0  | Multi/broadcast:     0
 Max collisions:      0  | Single collision:    0  | Multi collisions:    0
 Late collisions:     0  | Xon:                 0  | Xoff:                0
 Pause:               0  | Jumbo:               0  | Cfg Up to Downs:     0
 TSO non-TCP drop:    0  | Split hdr drop:      0  | Timeout:             0
 TSO segments:      976  | TSO bytes:        8675k | TSO6 segments:       0
 TSO6 bytes:          0  | HW UDP cksums:    3121  | HW UDP6 cksums:      0
 HW TCP cksums:   16750  | HW TCP6 cksums:      0  | Mcast v6 solicit:    0
DEVICE
 Mcast addresses:     3  | Rx MBuf Sz:       4096
LINK INFO
 Speed:            1000M | Duplex:            full | Flowcontrol:       full
 Media state:     active | Up to downs:          1

 

 

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