BIOS : HyperTransport Sync Flood Error

Issue

• SUN X4200 server reboots without known reason, with logs "BIOS : HyperTransport Sync Flood Error" message seen in the logs.

The ILOM event log says:

Event ID Class Type Severity Date/Time Description  
123 Audit Log minor Wed Nov 25 11:44:24 2009 root : Open Session : object = /session/type : value = www : success  
122 IPMI Log critical Wed Nov 25 10:29:38 2009 ID = 82 : 11/25/2009 : 10:29:38 : System Firmware Progress : BIOS : System boot initiated  
121 Audit Log minor Wed Nov 25 10:29:37 2009 KCS Command : Set System Boot Options : parameter = boot flags : data1 = 0x0 : data2 = 0x0 : data3 = 0x0 : data4 = 0x0 : data5 = 0x0 : success  
120 Audit Log minor Wed Nov 25 10:29:37 2009 KCS Command : Set ACPI Power State : system power state = 0x0 : device power state = no change : success  
119 IPMI Log critical Wed Nov 25 10:29:25 2009 ID = 81 : 11/25/2009 : 10:29:25 : System Firmware Error : BIOS : Option ROM Space Exhausted  
118 IPMI Log critical Wed Nov 25 10:28:20 2009 ID = 80 : 11/25/2009 : 10:28:20 : System Firmware Progress : BIOS : Option ROM initialization  
117 IPMI Log critical Wed Nov 25 10:27:49 2009 ID = 7f : 11/25/2009 : 10:27:49 : System Firmware Progress : BIOS : USB resource configuration  
116 IPMI Log critical Wed Nov 25 10:27:39 2009 ID = 7e : 11/25/2009 : 10:27:39 : System Firmware Progress : BIOS : Video initialization  
115 IPMI Log critical Wed Nov 25 10:27:39 2009 ID = 7d : 11/25/2009 : 10:27:39 : Critical Interrupt : BIOS : PCI PERR  
114 IPMI Log critical Wed Nov 25 10:27:38 2009 ID = 7c : OEM record e0 : 00000100040f0c0200200000f2  
113 IPMI Log critical Wed Nov 25 10:27:38 2009 ID = 7b : OEM record e0 : 00000000040f0c0200100000f2  
112 IPMI Log critical Wed Nov 25 10:27:38 2009 ID = 7a : 11/25/2009 : 10:27:38 : System Event : BIOS : Undetermined system hardware failure  
111 IPMI Log critical Wed Nov 25 10:27:38 2009 ID = 79 : 11/25/2009 : 10:27:38 : System Firmware Progress : BIOS : Motherboard initialization  
110 Audit Log minor Wed Nov 25 10:27:38 2009 KCS Command : Master Write Read : channel number = 0 : bus ID = 1 : bus type = private : slave address = 0x16 : read count = 1 : write data = 0x23 : success  
109 Audit Log minor Wed Nov 25 10:27:38 2009 KCS Command : Set PEF Configuration Parameters : parameter = PEF action control : alert action = enabled : power down action = enabled : reset action = enabled : power cycle action = enabled : OEM action = enabled : diagnostic interrupt = enabled : success  
108 Audit Log minor Wed Nov 25 10:27:38 2009 KCS Command : Set PEF Configuration Parameters : parameter = PEF control : PEF = enabled : PEF alert startup delay = disabled : PEF startup delay = disabled : event messages for PEF actions = disabled : success  
107 Audit Log minor Wed Nov 25 10:27:38 2009 KCS Command : Set SEL Time : time value = 0x4B0D069A : success  
106 Audit Log minor Wed Nov 25 10:27:38 2009 KCS Command : Set Watchdog Timer : timer user = 0x2 : timer actions = 0x0 : pre-timeout interval = 0 : expiration flags = 0x0 : initial count down value = 65535 : success  
105 IPMI Log critical Wed Nov 25 10:27:27 2009 ID = 78 : OEM record e0 : 01000000040000000000000000  
104 IPMI Log critical Wed Nov 25 10:27:27 2009 ID = 77 : OEM record e0 : 00000000040f0c0200100000f2  
103 IPMI Log critical Wed Nov 25 10:27:26 2009 ID = 76 : 11/25/2009 : 10:27:26 : OEM sensor : BIOS : Hyper-Transport Sync Flood Error