F5 BIGIP3400设备风扇故障排查
客户一台F5 3400报风扇报警，b platform提供的信息如下：
[root@bb-f5standby:Standby] config # b platform
PLATFORM INFORMATION --
| Marketing Name: C100
| BIOS Rev: AMIBIOS(C)2002 American Megatrends, Inc. BIOS Date: 02/21/05 15:21:14 Ver: 08.00.06 OBJ-0075-01 REV A.
| base MAC: 00:01:D7:75:2C:00
| PVA Version: 2
+-> SYSTEM INFO
| Type: C100
| Chassis serial: bip256870s Level 200 part: 200-0281-01 REV C
| Switch board serial: PCA0124M0646 part: PCA-0124-01 REV D
| Host board serial: TY8BU09A0552 part: MOB-0013-03 REV A
| Annunciator board serial: 0751CF098122 part: OEM-0029-06 REV B
| Memory: 2.047GB
+-> HARDWARE CARDS
| | Type: compress Model: Cavium NITROX
| | version: CN1000-MC-Main-SSL-0.99a
+-> CPU 0
| | Type: Intel(R) Pentium(R) 4 CPU 2.80GHz Speed: 2799.309MHz
| | Temp: 37degC Fan speed: 10546rpm
+-> CHASSIS TEMPERATURE
| | (101) 31degC (102) 34degC (1) 46degC
+-> CHASSIS FAN
| | (101) active (102) active (103) active (104) active
| | (105) active (106) active
////可以看到机箱风扇组有6个风扇。
+-> POWER SUPPLY
| | (101) active
+-> LICENSE ADD LTM MODULE add ons
| | ADD 5 MBPS COMPRESSION
| | ADD SSL 100
[root@bb-f5standby:Active] config #
为了找出是哪个风扇错误，找了台测试机，测试风扇的次序
F5机箱里面风扇的分布，分CPU FAN和CHASSIS FAN
拔第1个风扇的电源线
+-> CHASSIS FAN
| | (101) active (102) DOWN! (103) active (104) active
| | (105) active (106) active
拔第2个
+-> CHASSIS FAN
| | (101) active (102) active (103) active (104) active
| | (105) active (106) DOWN!
拔第3个
+-> CHASSIS FAN
| | (101) active (102) active (103) DOWN! (104) active
| | (105) active (106) active
拔第4个
+-> CHASSIS FAN
| | (101) active (102) active (103) active (104) active
| | (105) DOWN! (106) active
拔第5个
背后2个风扇的电源线在这里，难找点。
+-> CHASSIS FAN
| | (101) active (102) active (103) active (104) DOWN!
| | (105) active (106) active
拔第6个
+-> CHASSIS FAN
| | (101) DOWN! (102) active (103) active (104) active
| | (105) active (106) active
B plateform中CHASSIS FAN编号对应如下图：
因此判断用户f5的侧边第一个风扇有问题。