RAC server got panic reboot.

> Hello Team,
>
> One of our billing server with oralce RAC got rebooted with below error.
> Can anyone help me here..?
>
>
> messages.0:Feb 28 13:11:21 ugadb02 lw8: [ID 215604 kern.crit] FULL-COOLING
> ENGAGED: turning fans high
> messages.0:Feb 28 13:11:37 ugadb02 lw8: [ID 908064 kern.notice] /N0/FT0,
> fan speed, High (4,2)
> messages.0:Feb 28 13:14:17 ugadb02 lw8: [ID 945825 kern.notice] /N0/FT0,
> fan speed, Low (4,1)
> messages.0:Feb 28 13:36:12 ugadb02 sshd[5628]: [ID 800047 auth.crit]
> fatal: Read from socket failed: Connection reset by peer
> messages.0:Feb 28 13:39:31 ugadb02 fctl: [ID 517869 kern.warning] WARNING:
> fp(1)::GPN_ID for D_ID=3dd300 failed
> messages.0:Feb 28 13:39:31 ugadb02 fctl: [ID 517869 kern.warning] WARNING:
> fp(1)::N_x Port with D_ID=3dd300, PWWN=210000e08b1d5074 disappeared from
> fabric
> messages.0:Feb 28 13:39:31 ugadb02 fctl: [ID 517869 kern.warning] WARNING:
> fp(2)::GPN_ID for D_ID=33c200 failed
> messages.0:Feb 28 13:39:31 ugadb02 fctl: [ID 517869 kern.warning] WARNING:
> fp(2)::N_x Port with D_ID=33c200, PWWN=210000e08b1b22c9 disappeared from
> fabric
> messages.0:Feb 28 13:46:45 ugadb02 genunix: [ID 540533 kern.notice]
> ^MSunOS Release 5.10 Version Generic_141414-07 64-bit
> messages.0:Feb 28 13:46:45 ugadb02 genunix: [ID 943908 kern.notice]
> Copyright 1983-2009 Sun Microsystems, Inc.  All rights reserved.
> messages.0:Feb 28 13:46:45 ugadb02 Use is subject to license terms.
>
>
> Thank you,
> Yogish
> AIM:-yogirocker
> yahoo:-yogish002
> gmail:-yogish002