2026781 - soc_nconnect: No free file descriptors available during DUMP DATABASE | SAP Knowledge Base Article

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2026781 - soc_nconnect: No free file descriptors available during DUMP DATABASE

Symptom

  • "soc_nconnect: no free file descriptors available" followed by 7205 and 3220 errors when attempting to run a dump command
     
  • dump database model to "/dba/backup/sybbackup/bkp/model.dmp"
    go
     
    Msg 7205, Level 17, State 2: Server 'spxx', Line 1:
    Can't open a connection to site 'SYB_BACKUP'. See the error log file in the ASE boot directory.
     
    Msg 3220, Level 17, State 5: Server 'spxx', Line 1:
    Could not establish communication with Backup Server 'SYB_BACKUP'.
    Please make sure that there is an entry in sysservers for this server, and that the correct server is running.
     
  • This problem can also cause monEngines connections column to show over-inflated values which exceeds the total number of connections available.

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Environment

  • SAP Adaptive Server Enterprise (ASE) 15.7
  • SAP Adaptive Server Enterprise (ASE)  16.0
  • IBM AIX appears to be the only platform affected

Product

SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 16.0

Keywords

kernel mode CR765203   , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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