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VxFlex OS: SDS panicked due to function phyToothMap_FreeTooth

Numéro d’article: 532106
Version: 3
Type d’article: Break Fix
Dernière publication: 17 Mar 2020
Résumé: SDS panicked which caused the system to go into a degraded state
Problème


Issue Description:
SDS reported disconnected thus placing the system into a DEGRADED state.

Symptoms:
SDS process on the problematic host panics with the following backtrace in exp.0 file:

07/04 19:24:18.028898 Panic in file /emc/svc_flashbld/workspace/ScaleIO-OEL-RHEL7/src/tgt/phy/phy_tooth_map.c, line 987, function phyToothMap_FreeTooth, PID 2509.Panic Expression !(bValidate == ((BOOL)1) && combTId != pMap->pCombTidArray[toothIndex].combTId) .
/opt/emc/scaleio/sds/bin/sds-2.0.14006.105(mosDbg_PanicPrepare+0x11d) [0x4f188d]
/opt/emc/scaleio/sds/bin/sds-2.0.14006.105(phyToothMap_FreeTooth+0x1a8) [0x468d34]
/opt/emc/scaleio/sds/bin/sds-2.0.14006.105(phyDev_FreeTooth+0xa2) [0x461250]
/opt/emc/scaleio/sds/bin/sds-2.0.14006.105(phyComb_FreeEntireTooth+0x140) [0x4aaa73]
/opt/emc/scaleio/sds/bin/sds-2.0.14006.105(phyComb_FirstAccess+0x8c0) [0x4ab772]
/opt/emc/scaleio/sds/bin/sds-2.0.14006.105(raidComb_ValidateTeethInComb+0xc1) [0x48c578]
/opt/emc/scaleio/sds/bin/sds-2.0.14006.105(raidComb_FirstAccess+0xd2) [0x48c911]
/opt/emc/scaleio/sds/bin/sds-2.0.14006.105(iohComb_WritePrimary+0x1c5) [0x472029]
/opt/emc/scaleio/sds/bin/sds-2.0.14006.105(ioh_Write+0x91b) [0x473aa7]
/opt/emc/scaleio/sds/bin/sds-2.0.14006.105(ioh_NewRequest+0x1dc7) [0x4780d9]
07/04 19:24:18.029423 ************************** BACKTRACES START *****************************

trc.0:
07/04 19:24:18.197778 ---------- Process started. Version private ScaleIO R2_0.14006.105_Release Dec 26 2017. PID 147940 ----------
07/04 19:24:18.198420 (nil):mosSecurityLayer_Load:00327: Loading synchronously using default security configuration

Messages log:
Apr  7 19:24:18 systemd: Unit sds.service entered failed state.
Apr  7 19:24:18 systemd: sds.service failed.
Apr  7 19:24:18 systemd: sds.service has no holdoff time, scheduling restart.
Apr  7 19:24:18 systemd: Started scaleio sds.
Apr  7 19:24:18 systemd: Starting scaleio sds...
 
Cause

This panic is related to a bug that had been found in 2.0.1.4 which is fixed in v3.0.

Résolution
Issue is fixed in version 3.0
Notes
Pièces jointes
Propriétés de l’article
Première publication Tue Apr 09 2019
07:34:46 GMT
Produit principal
VxFlex OS 2.0.1.4
Produit
VxFlex OS,VxFlex OS 2.0.1.4