Multi disk panic in FlexArray when the tape drive and library are zoned to the same storage initiator port

Last updated

Aug 27, 2021
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Views:: 179

Visibility:: Public

Votes:: 0

Category:: v-series-flexarray

Specialty:: san

Last Updated:: 8/27/2021, 12:51:14 PM

Applies to

FlexArray
ONTAP 9.x
3PAR array

Issue

Node rebooted due to multi disk panic when a single disk went missing in a Flex Array with Raid 0, without any issue observed on the 3rd party storage disk.
Adapter resets observed due to tape drive and library being zoned to the same storage initiator port.

Fri Aug 06 11:52:18 +0000 [Node002: slifc_intrd: mlm.tapemc.path.discovery:info]: A new Tape/MC path was discovered: initiator port 1a is now connected to tape library HP_ESLESeries_?'s target port: WWNN: 5001438017cf4654, WWPN: 5001438017cf4655. There are 1 LUNs visible on this target port.
Fri Aug 06 11:52:18 +0000 [Node002: slifc_intrd: mlm.tapemc.lun.PathAdded:info]: medium changer LUN 'UYSAN10:81.156L0' (S/N: H6A59A20J5) is now connected on initiator port 1b through HP_ESLESeries_?'s target port: WWNN: 5001438017cf4654, WWPN: 5001438017cf4657 at LUN ID: 0.
Fri Aug 06 11:52:18 +0000 [Node002: slifc_intrd: mlm.tapemc.path.discovery:info]: A new Tape/MC path was discovered: initiator port 1b is now connected to tape library HP_ESLESeries_?'s target port: WWNN: 5001438017cf4654, WWPN: 5001438017cf4657. There are 1 LUNs visible on this target port.
Fri Aug 06 11:58:38 +0000 [Node002: slifc_intrd: mlm.tapemc.lun.discovery:info]: New medium changer LUN UYSAN10:60.11L0 (S/N: H4A59A20J5) was discovered on initiator port 1b at tape library target port WWNN: 5001438017b7d654, WWPN: 5001438017b7d656.
Fri Aug 06 10:41:29 +0000 [Node002: slifc_timeout_0: fci.adapter.error:notice]: Fibre Channel adapter driver encountered error "Device asyncd state stalled" on adapter 1b.
Fri Aug 06 10:41:29 +0000 [Node002: slifc_asyncd_0: fci.adapter.reset:debug]: Resetting Fibre Channel adapter 1b