Hitachi

Hitachi Advanced Database Setup and Operation Guide


12.5.3 Steps to take when there are insufficient file descriptors

The following explains the steps to take when there are insufficient file descriptors.

When there are insufficient file descriptors, The audit trail file could not be opened, because file descriptors were insufficient is displayed for the variable aa....aa in the KFAA51404-E message. The corrective action to take is as follows.

Action to take

  1. If there are files associated with processes other than the HADB server process that are able to be closed, first close those files.

    If closing these files does not resolve the problem, continue with the next step.

  2. Terminate the HADB server.

    Use the adbstop command to terminate the HADB server.

  3. Increase the maximum number of file descriptors by changing the value specified for the kernel parameters.

    Increase the value specified for the nofile and file-max kernel parameters. For details about kernel parameters, see 6.2 Estimating the kernel parameters.

  4. Start the HADB server.

    Use the adbstart command to start the HADB server.