Storage team checked and it was not showing light on the fiber

Index Slot Port Address Media Speed State Proto
===================================================
298 3 42 28a280 id N4 In_Sync FC
314 4 42 28b280 id N4 In_Sync FC

298 3/42 28a280 Online F 4 G AN A_S4_VIT_aix_HBA5C93 Emulex HBA 10:00:00:00:c9:86:5c:93
314 4/42 28b280 Online F 4 G AN A_S4_VIT_aix_HBA5C92 Emulex HBA 10:00:00:00:c9:86:5c:92

Listing HBA cards on AIX

root@aix:/ # lsdev -Cc adapter |grep fcs
fcs0 Available 01-00 4Gb FC PCI Express Adapter (df1000fe)
fcs1 Available 01-01 4Gb FC PCI Express Adapter (df1000fe)
fcs2 Available 06-00 4Gb FC PCI Express Adapter (df1000fe)
fcs3 Available 06-01 4Gb FC PCI Express Adapter (df1000fe)
fcs4 Available 0B-00 4Gb FC PCI Express Adapter (df1000fe)
fcs5 Available 0B-01 4Gb FC PCI Express Adapter (df1000fe)
fcs6 Available 0I-00 4Gb FC PCI Express Adapter (df1000fe)
fcs7 Available 0I-01 4Gb FC PCI Express Adapter (df1000fe)
fcs8 Available 0K-00 4Gb FC PCI Express Adapter (df1000fe)
fcs9 Available 0K-01 4Gb FC PCI Express Adapter (df1000fe)

Listing the WWPN of the HBA cards

root@aix:/ # lsdev -Cc adapter |grep fcs | awk ‘{print “echo “$1” `lscfg -vl “$1” | grep \”Network Address\”`”‘} | sh
fcs0 Network Address………….10000000C986EF2E
fcs1 Network Address………….10000000C986EF2F
fcs2 Network Address………….10000000C9865C92
fcs3 Network Address………….10000000C9865C93
fcs4 Network Address………….10000000C986ECDC
fcs5 Network Address………….10000000C986ECDD
fcs6 Network Address………….10000000C986F158
fcs7 Network Address………….10000000C986F159
fcs8 Network Address………….10000000C9865B8C
fcs9 Network Address………….10000000C9865B8D

Shows that the cable is connected

root@aix:/ # lsattr -El fscsi2 | grep attach
attach switch How this adapter is CONNECTED False
root@aix:/ # lsattr -El fscsi3 | grep attach
attach switch How this adapter is CONNECTED False

Fibre was replaced

Checking HBA link status

root@aix:/ # fcstat fcs2

FIBRE CHANNEL STATISTICS REPORT: fcs2

Device Type: 4Gb FC PCI Express Adapter (df1000fe) (adapter/pciex/df1000fe)
Serial Number: 1C910080BA
Option ROM Version: 02E8277F
ZA: Z1F2.70A5
World Wide Node Name: 0x20000000C9865C92
World Wide Port Name: 0x10000000C9865C92

FC-4 TYPES:
Supported: 0x0000012000000000000000000000000000000000000000000000000000000000
Active: 0x0000010000000000000000000000000000000000000000000000000000000000
Class of Service: 3
Port Speed (supported): 4 GBIT
Port Speed (running): 4 GBIT
Port FC ID: 0x28b280
Port Type: Fabric
Attention Type: Link Up
Topology: Point to Point or Fabric

Seconds Since Last Reset: 11518131

Transmit Statistics Receive Statistics
——————- ——————
Frames: 391415147 1672088546
Words: 100836128512 731260150528

LIP Count: 0
NOS Count: 124979
Error Frames: 0
Dumped Frames: 0
Link Failure Count: 3
Loss of Sync Count: 2
Loss of Signal: 1
Primitive Seq Protocol Error Count: 0
Invalid Tx Word Count: 1420
Invalid CRC Count: 0

IP over FC Adapter Driver Information
No DMA Resource Count: 0
No Adapter Elements Count: 0

FC SCSI Adapter Driver Information
No DMA Resource Count: 0
No Adapter Elements Count: 0
No Command Resource Count: 0

IP over FC Traffic Statistics
Input Requests: 0
Output Requests: 0
Control Requests: 0
Input Bytes: 0
Output Bytes: 0

FC SCSI Traffic Statistics
Input Requests: 143103337
Output Requests: 57507565
Control Requests: 1604694
Input Bytes: 2879322009348
Output Bytes: 387479621632
root@aix:/ # fcstat fcs3

FIBRE CHANNEL STATISTICS REPORT: fcs3

Device Type: 4Gb FC PCI Express Adapter (df1000fe) (adapter/pciex/df1000fe)
Serial Number: 1C910080BA
Option ROM Version: 02E8277F
ZA: Z1F2.70A5
World Wide Node Name: 0x20000000C9865C93
World Wide Port Name: 0x10000000C9865C93

FC-4 TYPES:
Supported: 0x0000012000000000000000000000000000000000000000000000000000000000
Active: 0x0000010000000000000000000000000000000000000000000000000000000000
Class of Service: 3
Port Speed (supported): 4 GBIT
Port Speed (running): 4 GBIT
Port FC ID: 0x28a280
Port Type: Fabric
Attention Type: Link Up
Topology: Point to Point or Fabric

Seconds Since Last Reset: 11518140

Transmit Statistics Receive Statistics
——————- ——————
Frames: 4294967295 4294967295
Words: 1099511627520 1099511627520

LIP Count: 0
NOS Count: 305070
Error Frames: 0
Dumped Frames: 0
Link Failure Count: 3
Loss of Sync Count: 310
Loss of Signal: 2
Primitive Seq Protocol Error Count: 0
Invalid Tx Word Count: 633
Invalid CRC Count: 0

IP over FC Adapter Driver Information
No DMA Resource Count: 0
No Adapter Elements Count: 0

FC SCSI Adapter Driver Information
No DMA Resource Count: 0
No Adapter Elements Count: 0
No Command Resource Count: 0

IP over FC Traffic Statistics
Input Requests: 0
Output Requests: 0
Control Requests: 0
Input Bytes: 0
Output Bytes: 0

FC SCSI Traffic Statistics
Input Requests: 262598606
Output Requests: 731955157
Control Requests: 736433
Input Bytes: 68507685800533
Output Bytes: 191832750846466
root@aix:/ # lsattr -El fscsi2
attach switch How this adapter is CONNECTED False
dyntrk no Dynamic Tracking of FC Devices True+
fc_err_recov delayed_fail FC Fabric Event Error RECOVERY Policy True+
scsi_id 0x28b280 Adapter SCSI ID False
sw_fc_class 3 FC Class for Fabric True

############# 

errpt|more

lsdev -Cc adapter |grep fcs*
fcs0 Available 11-T1 Virtual Fibre Channel Client Adapter
fcs1 Available 21-T1 Virtual Fibre Channel Client Adapter

lscfg -vpl fcs0
lscfg -vpl fcs1

lspath | sort -rn | grep hdisk25

lsattr -El fscsi0 |grep attach
attach switch How this adapter is CONNECTED False

lsattr -El fscsi1 |grep attach
attach switch How this adapter is CONNECTED False

lsattr -El fcs0
intr_priority 3 Interrupt priority False
lg_term_dma 0x800000 Long term DMA True
max_xfer_size 0x100000 Maximum Transfer Size True
num_cmd_elems 200 Maximum Number of COMMAND Elements True
sw_fc_class 2 FC Class for Fabric True

lsattr -El fcs1

for i in `/usr/sbin/lspath|grep scsi|awk '{print $2}'|sort|uniq`; do echo "$i `/usr/sbin/lspath |awk '/'$i' / {print $2}'|wc -l`";done

fcstat fcs0
fcstat fcs1

ksh check_hba.sh
ksh check_depth.sh
ksh check_attr.sh

 

for i in `/usr/sbin/lspath|grep scsi|awk '{print $2}'|sort|uniq`; do echo "$i `/usr/sbin/lspath |awk '/'$i' / {print $2}'|wc -l`";done

fcstat fcs0
fcstat fcs1

ksh check_hba.sh
ksh check_depth.sh
ksh check_attr.sh

pm_rdev.sh
lsdev -Cc fcs
lsdev -Cc disk
lsdev -Cc fsc
lspath | sort -rn
rmdev -Rdl fcs1
pm_rdev.sh
cfgmgr
pm_rdev.sh
lspath |more
lspv
cfgmgr -vv
lspv
errpt | more
lspath
lspath | sort -r -n

for i in `/usr/sbin/lspath|grep scsi|awk '{print $2}'|sort|uniq`; do echo "$i `/usr/sbin/lspath |awk '/'$i' / {print $2}'|wc -l`";done