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Bug #12136

closed

Want hook to disable PCIe link monitoring

Added by Robert Mustacchi over 1 year ago. Updated over 1 year ago.

Status:
Closed
Priority:
Normal
Category:
driver - device drivers
Start date:
Due date:
% Done:

100%

Estimated time:
Difficulty:
Medium
Tags:
Gerrit CR:

Description

In 11953 we've seen issues where there is a correlation between enabling PCIe link-bandwidth monitoring and the generation of PCIe ECRC AERs. We haven't been able to get to root cause as to why these are correlated yet, so in the interest of making progress on using those systems we've added a tunable that can be set in /etc/system to disable such monitoring.


Related issues

Related to illumos gate - Bug #11953: PCI Fatal Error encountered on AMD B450 platformNewRobert Mustacchi

Actions
Actions #1

Updated by Robert Mustacchi over 1 year ago

  • Related to Bug #11953: PCI Fatal Error encountered on AMD B450 platform added
Actions #2

Updated by Electric Monk over 1 year ago

  • Status changed from New to Closed
  • % Done changed from 90 to 100

git commit f7afc1fdb20343a25c4d88d6e7004d102e4c3e38

commit  f7afc1fdb20343a25c4d88d6e7004d102e4c3e38
Author: Robert Mustacchi <rm@fingolfin.org>
Date:   2019-12-29T00:23:43.000Z

    12135 ECRC PCIe errors shouldn't be fatal
    12136 Want hook to disable PCIe link monitoring
    12134 Capture PCIe aspm status
    Reviewed by: John Levon <john.levon@joyent.com>
    Reviewed by: Toomas Soome <tsoome@me.com>
    Approved by: Garrett D'Amore <garrett@damore.org>

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