Flow control state changed in server logs

Hi,

We observe below logs from switch - the database servers rebooted becaause they couldn't do I/O on vfiler -Any pointers looking at below logs please?

Switch logs:

2016 Apr 30 07:41:16.729 EAG-ECOM-POD111GPU-SWF1 %ETHPORT-5-IF_DOWN_LINK_FAILURE: Interface Ethernet152/1/8 is down (Link failure)
2016 Apr 30 07:41:16.737 EAG-ECOM-POD111GPU-SWF1 %ETHPORT-5-IF_DOWN_LINK_FAILURE: Interface Ethernet151/1/8 is down (Link failure)
2016 Apr 30 07:41:28.230 EAG-ECOM-POD111GPU-SWF1 %ETHPORT-5-IF_DUPLEX: Interface Ethernet151/1/8, operational duplex mode changed to Full
2016 Apr 30 07:41:28.230 EAG-ECOM-POD111GPU-SWF1 %ETHPORT-5-IF_RX_FLOW_CONTROL: Interface Ethernet151/1/8, operational Receive Flow Control state changed to off
2016 Apr 30 07:41:28.230 EAG-ECOM-POD111GPU-SWF1 %ETHPORT-5-IF_TX_FLOW_CONTROL: Interface Ethernet151/1/8, operational Transmit Flow Control state changed to on


2016 Apr 30 08:23:22.066 EAG-ECOM-POD111GPU-SWF1 %LLDP-FEX142-5-SERVER_REMOVED: Server with Chassis ID fc15.b409.66c5 Port ID fc15.b409.66c5 on local port Eth142/1/8 has been removed
2016 Apr 30 08:23:22.085 EAG-ECOM-POD111GPU-SWF1 %LLDP-FEX141-5-SERVER_REMOVED: Server with Chassis ID fc15.b409.66c1 Port ID fc15.b409.66c1 on local port Eth141/1/8 has been removed

Best regards,
Vishal