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RHEL 9.1 で NFS が設定されている場合、sssd が ldap 通信エラーでオフライン状態になる

Solution In Progress - Updated -

Issue

  • sssd は ldap_search_timeout で ldapsearch の実行中に失敗しますが、実際にはタイムアウトが原因ではないようです。NFS リクエストごとに複数回の検索を実行し、失敗します。
2023-08-22 20:05:03): [be[ad.example.com]] [generic_ext_search_handler] (0x0020): sdap_get_generic_ext_recv request failed: [5]: Input/output error
   *  ... skipping repetitive backtrace ...
(2023-08-22 20:05:03): [be[ad.example.com]] [generic_ext_search_handler] (0x0020): sdap_get_generic_ext_recv request failed: [5]: Input/output error
   *  ... skipping repetitive backtrace ...
(2023-08-22 20:05:03): [be[ad.example.com]] [generic_ext_search_handler] (0x0020): sdap_get_generic_ext_recv request failed: [5]: Input/output error
   *  ... skipping repetitive backtrace ...
(2023-08-22 20:05:03): [be[ad.example.com]] [generic_ext_search_handler] (0x0020): sdap_get_generic_ext_recv request failed: [5]: Input/output error

(2023-08-22 20:05:30): [be[ad.example.com]] [sbus_issue_request_done] (0x0040): sssd.dataprovider.getAccountInfo: Error [1432158212]: SSSD is offline

Environment

  • Red Hat Enterprise 9.1
  • sssd
  • NFS

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