Health Monitor process nchm: StorageFCAdapterFault_Alert

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Category:: metrocluster

Specialty:: metrocluster

Last Updated:

Applies to

Fabric-attached MetroCluster
ONTAP 9

Issue

EMS reports Health Monitor process nchm: StorageFCAdapterFault_Alert.

Sun May 15 02:27:00 HKT [nodeA: mgwd: callhome.hm.alert.major:alert]: Call home for Health Monitor process nchm: StorageFCAdapterFault_Alert[100000109b42235f].

There are timeout errors in the EMS when accessing disks.

Sun May 15 02:09:19 HKT [nodeA: slifc_timeout_2: fci.device.quiesce:debug]: Adapter 2d encountered a command timeout on Disk device T1_Brocade6505B:9.126 (0x02080900) LUN 62 cdb 0x9a:000000002d562200:0001:0200 retry: 0 Quiescing the device. Sun May 15 02:09:20 HKT [ndoeA: slifc_timeout_2: fci.device.timeout:debug]: HBA 2d encountered a device timeout on Disk device T1_Brocade6505B:9.126 (0x02080900) LUN 62 cdb 0x9a:000000002d562200:0001:0200 retry: 0

Large number of transport error on the effeted port.

hard_reset_count 29 Manual adapter dump count 0 Auto adapter dump count 0 firmware_fault_count 0 firmware_pause_count 0 device status: 60900 80900 link_fail_count 0 0 total: 0 lip_count 0 0 total: 0 underrun_count 0 0 total: 0 overrrun_count 0 0 total: 0 transport_error_count 2085 1407 total: 3492 crc_error_count 0 0 total: 0 victim_abort_io_count 24 23 total: 47 timeout_io_count 36 1 total: 37 logged_out_count 11 6 total: 17 dma_error_count 0 0 total: 0 resource_unavail_count 0 0 total: 0 data_reassembly_count 0 0 total: 0 device_quiesce_count 216 218 total: 434

porterrshow shows large number of crc err and disc c3.

hshshshshshs frames enc crc crc too too bad enc disc link loss loss frjt fbsy c3timeout pcs uncor tx rx in err g_eof shrt long eof out c3 fail sync sig tx rx err err 0: 2.0g 3.1g 0 0 0 0 0 0 0 26 0 0 0 0 0 0 0 0 0 1: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2: 4.2g 4.0g 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3: 1.8g 3.7g 0 43.0k 42.3k 0 28 738 0 43.8k 34 0 1.3k 0 0 43.7k 1 46.9m 0 4: 4.1g 1.7g 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 5: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6: 2.6g 4.0g 0 0 0 0 0 0 0 4 0 0 0 0 0 0 0 0 0 7: 4.2g 4.1g 0 0 0 0 0 0 0 28 0 0 0 0 0 0 0 0 0 8: 1.2g 2.2g 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9: 1.8g 2.5g 0 0 0 0 0 0 0 24.5k 2 0 2 0 0 0 24.5k 0 0

Gather SFP stats from the switch connected to the impacted Adapter port and verify if the Tx/Rx power is fine.

> sfpshow 6 Current: 0.000 mAmps Voltage: 3374.8 mVolts RX Power: -2.3 dBm (591.5uW) TX Power: -inf dBm (0.0 uW)