Does EMC ScaleIO Block Storage 2.0.1.X work with RHEL 7.5 ?

Solution Verified - Updated -

Issue

ScaleIO VxFlex (version 2.0.1.3 or 2.0.1.4) does not function when integrated on a server running to RHEL 7.5. After rebooting to RHEL 7.5 (Kernel:
3.10.0-862.3.2.el7.x86_64), the scini driver becomes unstable and SDC / SDS disconnects on all compute nodes:

Jun  6 08:50:37 XXXX kernel: [4295130776] Disconnected from SDS with ID 574f604400000001
Jun  6 08:50:38 XXXX kernel: [4295131784] Connected to SDS with ID 574f604400000001
Jun  6 08:50:38 XXXX kernel: [4295131792] Disconnected from SDS with ID 574f604400000001
Jun  6 08:50:39 XXXX kernel: [4295132804] Connected to SDS with ID 574f604400000001
Jun  6 08:50:39 XXXX kernel: [4295132812] Disconnected from SDS with ID 574f604400000001
Jun  6 08:50:40 XXXX kernel: [4295133822] Connected to SDS with ID 574f604400000001

Environment

  • Red Hat Enterprise Linux (RHEL) 7.5 (kernel: 3.10.0-862.3.2.el7.x86_64)
  • Red Hat OpenStack Platform 10,11,12,13
  • Red Hat Virtualization 4.2
  • EMC ScaleIO VxFlex v2.0.1.3/2.0.1.4
  • KASLR - Kernel Address Space Layout Randomization

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