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[Bug 1253593] Re: hud memory usage grows over time

 

Thanks for this report guys. I am close to completing a significant
overhaul to HUD, which should put a lid on these recurring memory leak
issues.

The reason you are seeing increased memory usage under normal conditions
is because HUD had a voice recognition capability integrated into it for
13.10. This is never used on the desktop (it's only used on the phone),
but because of the way I integrated it, it's running even though you
can't actually use it with the "legacy" Unity7 user interface.

Obviously this doesn't totally account for HUD using several hundred
megabytes of memory. This is simply down to old fashioned memory leaks.

In addition to a less leak-prone design, the revisions to HUD include
splitting the voice engine out into its own service, which will only be
started on the phone. Thus, your memory usage should go back down to
similar levels as in 12.04.

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https://bugs.launchpad.net/bugs/1253593

Title:
  hud memory usage grows over time

Status in “hud” package in Ubuntu:
  Confirmed

Bug description:
  After five days of uptime hud-service used 749 MB of RAM.

  Restarting hud-service drops it memory usage to about 100-150 MB, on
  the next day it's using already 227 MB of RAM.

  I'm using Ubuntu 13.10 for developing Qt-based application. Most of the time following applications started and used:
  Qt Creator, Qt Linguist, Qt Designer;
  gnome-terminal;
  gitk, git gui, cmake-gui;
  Firefox;
  Pidgin.

  In the tray there are:
  System Load Indicator,
  Nagstamon (v0.9.11 from official site),
  shutter,
  remmina.

  Also I use Yandex.Music and Grooveshark web-apps.

  ProblemType: Bug
  DistroRelease: Ubuntu 13.10
  Package: hud 13.10.1+13.10.20131031-0ubuntu1
  ProcVersionSignature: Ubuntu 3.8.0-32.47-generic 3.8.13.10
  Uname: Linux 3.8.0-32-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.12.5-0ubuntu2.1
  Architecture: amd64
  Date: Thu Nov 21 14:29:59 2013
  InstallationDate: Installed on 2013-10-16 (35 days ago)
  InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Release amd64 (20130424)
  MarkForUpload: True
  SourcePackage: hud
  UpgradeStatus: Upgraded to saucy on 2013-11-07 (13 days ago)

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