Discards observed on Cisco Switch

• Switch interface stats show output discards on multiple interfaces

Ethernet1/21/1 is up
admin state is up, Dedicated Interface
  Belongs to Po21
  Hardware: 1000/10000 Ethernet, address: 7cad.4f87.4158 (bia 7cad.4f87.4158)
  MTU 9216 bytes, BW 10000000 Kbit , DLY 10 usec
  reliability 255/255, txload 9/255, rxload 1/255
  Encapsulation ARPA, medium is broadcast
  Port mode is trunk
  full-duplex, 10 Gb/s, media type is 10G
  Beacon is turned off
  Auto-Negotiation is turned on  FEC mode is Auto
  Input flow-control is off, output flow-control is off
  Auto-mdix is turned off
  Rate mode is dedicated
  Switchport monitor is off
  EtherType is 0x8100
  
  RX
    36306129520 unicast packets  1592694 multicast packets  8364 broadcast packets
    36307730578 input packets  41166717878595 bytes
    4600300979 jumbo packets  0 storm suppression packets
    0 runts  0 giants  0 CRC  0 no buffer
    0 input error  0 short frame  0 overrun   0 underrun  0 ignored
    0 watchdog  0 bad etype drop  0 bad proto drop  0 if down drop
    0 input with dribble  0 input discard
    0 Rx pause
  TX
    103657106582 unicast packets  5006673 multicast packets  0 broadcast packets
    103662113255 output packets  388034696467601 bytes
    47319715159 jumbo packets
    0 output error  0 collision  0 deferred  0 late collision
    0 lost carrier  0 no carrier  0 babble  3390817 output discard
    0 Tx pause

• No errors or unusual sent traffic observed from NetApp in IFSTAT