メインコンテンツへスキップ

CONTAP-496717: Flash Pool を使用した ONTAP FAS システムでプロセスハングが断続的に発生することがある

Views:
Visibility:
Public
Votes:
0
Category:
ontap-9
Specialty:
core
Last Updated:

問題

  • Flash Pool構成のONTAP FASシステムでは、内部プロセスのデッドロックにより、コントローラの障害が断続的に発生することがあります。

  • パニックシグネチャ:
    PANIC: process on cpu16 hung (wafl_exempt01) for 5002 milliseconds! in SK process mpcleaner_thread1 on release 9.16.1P4 (C) on Wed Jul  9 21:14:16 PDT 2025

  • 関係するソフトウェアルーチン:
    process hung from possible deadlock between wafl_ssd_alloc_hash_set_reused() and wafl_extent_hash_remove_unique()

Sign in to view the entire content of this KB article.

New to NetApp?

Learn more about our award-winning Support

NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.