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Ifgrp interface generates vifmgr.cluscheck.hwerrors during high load

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Applies to

  • 9.10.1P12 and earlier
  • 9.11.1P9 and earlier
  • 9.12.1P3 and earlier
  • Interface Group (ifgrp)
  • Virtual Lan (VLAN)

Issue

  • EMS logs:

[Node-01: vifmgr: vifmgr.cluscheck.hwerrors:alert]: Port a0a on node Node-01 is reporting a high number (at least 1 per 1000 packets) of observed hardware errors (CRC, length, alignment, dropped).
[Node-01: vifmgr: vifmgr.cluscheck.hwerrors:alert]: Port a0a-114 on node Node-01 is reporting a high number (at least 1 per 1000 packets) of observed hardware errors (CRC, length, alignment, dropped)

  • Only IFGRP TRANSMIT Total errors values increase, physical port in IFGRP shows no errors

-- interface  a0a-114  (3 days, 3 hours, 47 minutes, 23 seconds) --

RECEIVE
Total frames:    72688k | Frames/second:     266  | Total bytes:       207g
Bytes/second:      760k | Total errors:        0  | Errors/minute:       0
 Total discards:      0  | Discards/minute:     0  | Multi/broadcast: 17569
 Non-primary u/c:     0  | Errored frames:      0  | Unsupported Op:      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:    0  | Lagg errors:         0
 Lacp errors:         0  | Lacp PDU errors:     0

TRANSMIT
Total frames:    72934k | Frames/second:     267  | Total bytes:       410g
Bytes/second:     1503k | Total errors:    52183  | Errors/minute:      11
 Total discards:      0  | Queue overflow:      0  | Multi/broadcast:  9861
 Collisions:          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:    11263k | TSO bytes:         396g
TSO6 segments:       0  | TSO6 bytes:          0  | HW UDP cksums:       0
 HW UDP6 cksums:      0  | HW TCP cksums:       0  | HW TCP6 cksums:      0
 Mcast v6 solicit:    0  | Lagg drops:          0  | Lagg no buffer:      0
 Lagg no entries:     0
DEVICE
Mcast addresses:     1  | Rx MBuf Sz:          0
LINK INFO
Speed:              n/a | Duplex:             n/a | Flowcontrol:        n/a
Media state:     active | Up to downs:          1 | HW assist:        5655

 

 

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