InnoDB: Operating System Error Number 995 In A File Operation (Doc ID 1466922.1)

Last updated on MARCH 08, 2017

Applies to:

MySQL Server - Version 5.1 and later
Information in this document applies to any platform.

Symptoms

Lots of errors like these in the error log:

InnoDB: Operating system error number 995 in a file operation.
InnoDB: The error means that the I/O operation has been aborted
InnoDB: because of either a thread exit or an application request.
InnoDB: Retry attempt is made.

There may also be other errors, like these:

InnoDB: Operating system error number 2 in a file operation.
InnoDB: Some operating system error numbers are described at
InnoDB: http://dev.mysql.com/doc/refman/5.1/en/operating-system-error-codes.html

InnoDB: Error: trying to open a table, but could not
InnoDB: open the tablespace file 'x.ibd'!
InnoDB: Have you moved InnoDB .ibd files around without using the
InnoDB: commands DISCARD TABLESPACE and IMPORT TABLESPACE?
InnoDB: It is also possible that this is a temporary table #sql...,
InnoDB: and MySQL removed the .ibd file for this.
InnoDB: Please refer to
InnoDB: http://dev.mysql.com/doc/refman/5.1/en/innodb-troubleshooting-datadict.html
InnoDB: for how to resolve the issue.



Cause

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