[Bug 805423] [NEW] pam_motd performance problems

Jan K. 805423 at bugs.launchpad.net
Mon Jul 4 10:54:29 UTC 2011


Public bug reported:

1) lsb_release -rd
Description:	Ubuntu 10.04.2 LTS
Release:	10.04

2)  Installiert: 1.1.1-2ubuntu5.3
  Kandidat: 1.1.1-2ubuntu5.3
  Versions-Tabelle:
 *** 1.1.1-2ubuntu5.3 0
        500 http://de.archive.ubuntu.com/ubuntu/ lucid-updates/main Packages
        500 http://security.ubuntu.com/ubuntu/ lucid-security/main Packages
        100 /var/lib/dpkg/status
     1.1.1-2ubuntu2 0
        500 http://de.archive.ubuntu.com/ubuntu/ lucid/main Packages

3) Login on systems with high load/a lot of io wait via ssh should still
be possible.

4) On servers with high load or a lot of io wait login times out,
because pam_motd does io intensive calculations. This hurts even more
when using nagios check_by_ssh. There should be a way to use a cron job
again (like update-motd did). Logging into a system is more important
than motd.

** Affects: pam (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: motd pam pam-motd update-motd update-motd.d

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https://bugs.launchpad.net/bugs/805423

Title:
  pam_motd performance problems

Status in “pam” package in Ubuntu:
  New

Bug description:
  1) lsb_release -rd
  Description:	Ubuntu 10.04.2 LTS
  Release:	10.04

  2)  Installiert: 1.1.1-2ubuntu5.3
    Kandidat: 1.1.1-2ubuntu5.3
    Versions-Tabelle:
   *** 1.1.1-2ubuntu5.3 0
          500 http://de.archive.ubuntu.com/ubuntu/ lucid-updates/main Packages
          500 http://security.ubuntu.com/ubuntu/ lucid-security/main Packages
          100 /var/lib/dpkg/status
       1.1.1-2ubuntu2 0
          500 http://de.archive.ubuntu.com/ubuntu/ lucid/main Packages

  3) Login on systems with high load/a lot of io wait via ssh should
  still be possible.

  4) On servers with high load or a lot of io wait login times out,
  because pam_motd does io intensive calculations. This hurts even more
  when using nagios check_by_ssh. There should be a way to use a cron
  job again (like update-motd did). Logging into a system is more
  important than motd.

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