High CPU usage with Compiz upon logging into account while external monitor is plugged in

[Amir]

I've been having this issue on my laptop since some earlier versions of Ubuntu

Steps to reproduce:

1. Plug in external monitor to laptop
2. Log out or restart
3. Log into user account
4. Watch compiz process consume high cpu usage causing the entire desktop become so sluggish

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: compiz 1:0.9.11+14.04.20140328-0ubuntu1
ProcVersionSignature: Ubuntu 3.13.0-20.42-generic 3.13.7
Uname: Linux 3.13.0-20-generic i686
.tmp.unity.support.test.0:

ApportVersion: 2.14-0ubuntu1
Architecture: i386
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: compiz
CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
CompositorUnredirectFSW: true
CurrentDesktop: Unity
Date: Thu Apr 3 19:56:30 2014
DistUpgraded: Fresh install
DistroCodename: trusty
DistroVariant: ubuntu
EcryptfsInUse: Yes
GraphicsCard:
 Intel Corporation Atom Processor D4xx/D5xx/N4xx/N5xx Integrated Graphics Controller [8086:a011] (prog-if 00 [VGA controller])
   Subsystem: Intel Corporation Device [8086:a001]
   Subsystem: Intel Corporation Device [8086:a001]
InstallationDate: Installed on 2014-04-01 (2 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Daily i386 (20140331)
MachineType: Intel Corporation Pine Trail - M CRB
PackageArchitecture: all
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-20-generic root=UUID=cb7acec2-e0c5-4138-beb9-da46e06eaa8e ro quiet splash vt.handoff=7
SourcePackage: compiz
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/29/2010
dmi.bios.vendor: Phoenix Technologies LTD
dmi.bios.version: 6.00
dmi.board.asset.tag: PTL Nanjing
dmi.board.name: Pine Trail - M CRB
dmi.board.vendor: Intel Corporation
dmi.board.version: Revision A
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 1
dmi.chassis.vendor: No Enclosure
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnPhoenixTechnologiesLTD:bvr6.00:bd07/29/2010:svnIntelCorporation:pnPineTrail-MCRB:pvrRevisionA:rvnIntelCorporation:rnPineTrail-MCRB:rvrRevisionA:cvnNoEnclosure:ct1:cvrN/A:
dmi.product.name: Pine Trail - M CRB
dmi.product.version: Revision A
dmi.sys.vendor: Intel Corporation
version.compiz: compiz 1:0.9.11+14.04.20140328-0ubuntu1
version.libdrm2: libdrm2 2.4.52-1
version.libgl1-mesa-dri: libgl1-mesa-dri 10.1.0-4ubuntu1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 10.1.0-4ubuntu1
version.xserver-xorg-core: xserver-xorg-core 2:1.15.0-1ubuntu7
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.8.2-1ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.3.0-1ubuntu3
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.910-0ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.10-1ubuntu2
xserver.bootTime: Wed Apr 2 20:50:56 2014
xserver.configfile: default
xserver.errors:

xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:
 product id 17
 vendor INL
xserver.version: 2:1.15.0-1ubuntu7