Retour
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Titre
Unable to retrieve NFS Statistics or HTTP Service failed -
Description
Two possible states the DR may display:
System State : Manual Intervention Required (Call Dell Support) Unable to retrieve NFS Statistics at this time, please try later.
OR
System state: "manual intervention required (call quest support)"
Reason: "HTTP Service failed. Web Services will be unavailable"
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Cause
Too many open files
Event Logs3170961 CRITICAL 2019-05-13 10:44:24 HTTP Service failed. Web services will be unavailable.Watcher reporting2019-05-13 10:44:24 watcher[10191]: [10227] ALERT: Process HTTPD monitor is not healthy2019-05-13 10:44:24 watcher[10191]: [10227] NOTICE: QUEUED_EVENT: OCA_WATCHER_FSM_EV_OCA_MONITOR_CRASHED2019-05-13 10:44:24 watcher[10191]: [10196] ALERT: Entering Support Mode OCA_WATCHER_FSM_EV_OCA_MONITOR_START_COUNTER_EXCEEDEDoca_httpd_error.log[Mon May 13 10:44:18 2019] [emerg] (23)Too many open files in system: Couldn't create pollset in child; check system or user limits[Mon May 13 10:44:22 2019] [error] (23)Too many open files in system: apr_socket_accept: (client socket)[Mon May 13 10:44:22 2019] [error] (23)Too many open files in system: apr_socket_accept: (client socket)[Mon May 13 10:44:22 2019] [error] (23)Too many open files in system: apr_socket_accept: (client socket)[Mon May 13 10:44:22 2019] [error] (23)Too many open files in system: apr_socket_accept: (client socket)[Mon May 13 10:44:22 2019] [error] (23)Too many open files in system: apr_socket_accept: (client socket)[Mon May 13 10:44:24 2019] [error] [client 127.0.0.1] (23)Too many open files in system: file permissions deny server access: /var/ocarina/graphs/index.html[Mon May 13 10:44:24 2019] [notice] caught SIGTERM, shutting down -
Résolution
The root cause is Too many open files on the DR systemRestarting the DR will typically resolve the issue by clearing the files and bring the DR out of maintenance mode. For a more permanent fix consider upgrading to the latest software version, minimum 4.0.3 or greater