[Bug 1695810] Re: object-auditor spamming log with STDERR: WARNING:root:posix_fadvise64 message

[Dimitri John Ledkov]

Hello,

this case is not filed via bugproxy, could you please open an internal
ibm LTC bugzilla and request hws to proxy it over. Because the
established due process was not used, this bug was not looked into and
has not been trianged/investigated/assigned to canonical openstack team.

Regards,

Dimitri

** Changed in: swift (Ubuntu)
       Status: New => Incomplete

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https://bugs.launchpad.net/bugs/1695810

Title:
  object-auditor spamming log with STDERR: WARNING:root:posix_fadvise64
  message

Status in swift package in Ubuntu:
  Incomplete

Bug description:
  === Problem Description ===================================
  swift object-auditor keeps spamming message like so on s390 machine:

  Jun 04 23:38:07 ltczhp10 object-auditor[88458]: STDERR:
  WARNING:root:posix_fadvise64(3, 0, 79, 4) -> 22

  === Ubuntu release ========================================
  DISTRIB_ID=Ubuntu
  DISTRIB_RELEASE=16.04
  DISTRIB_CODENAME=xenial
  DISTRIB_DESCRIPTION="Ubuntu 16.04.2 LTS"

  === Version of package ====================================
  2.7.1-0ubuntu1

  === Steps to Reproduce ====================================
  1. enable log level above WARNING for object-auditor
  2. swift upload some files and check the syslog

  
  === Extra info ============================================
  # cat /usr/include/linux/fadvise.h 
  #ifndef FADVISE_H_INCLUDED
  #define FADVISE_H_INCLUDED

  #define POSIX_FADV_NORMAL	0 /* No further special treatment.  */
  #define POSIX_FADV_RANDOM	1 /* Expect random page references.  */
  #define POSIX_FADV_SEQUENTIAL	2 /* Expect sequential page references.  */
  #define POSIX_FADV_WILLNEED	3 /* Will need these pages.  */

  /*
   * The advise values for POSIX_FADV_DONTNEED and POSIX_ADV_NOREUSE
   * for s390-64 differ from the values for the rest of the world.
   */
  #if defined(__s390x__)
  #define POSIX_FADV_DONTNEED	6 /* Don't need these pages.  */
  #define POSIX_FADV_NOREUSE	7 /* Data will be accessed once.  */
  #else
  #define POSIX_FADV_DONTNEED	4 /* Don't need these pages.  */
  #define POSIX_FADV_NOREUSE	5 /* Data will be accessed once.  */
  #endif

  #endif  /* FADVISE_H_INCLUDED */

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