I have made the changes suggested and this is another Etrecheck report
Hardware Information:
iMac (21.5-inch, Mid 2011)
iMac - model: iMac12,1
1 2.5 GHz Intel Core i5 CPU: 4 cores
4 GB RAM
Video Information:
AMD Radeon HD 6750M - VRAM: 512 MB
System Software:
OS X 10.9.2 (13C1021) - Uptime: 0 days 1:2:6
Disk Information:
ST3500418AS disk0 : (500.11 GB)
EFI (disk0s1) <not mounted>: 209.7 MB
Macintosh HD (disk0s2) / [Startup]: 499.25 GB (259.95 GB free)
Recovery HD (disk0s3) <not mounted>: 650 MB
HL-DT-STDVDRW GA32N
USB Information:
Apple Inc. FaceTime HD Camera (Built-in)
Apple Inc. BRCM2046 Hub
Apple Inc. Bluetooth USB Host Controller
Apple Computer, Inc. IR Receiver
Apple Internal Memory Card Reader
FireWire Information:
LaCie d2 quadra (button) 400mbit - 800mbit max
disk1s1 (disk1s1) <not mounted>: 32 KB
disk1s2 (disk1s2) <not mounted>: 29 KB
disk1s3 (disk1s3) <not mounted>: 29 KB
disk1s4 (disk1s4) <not mounted>: 29 KB
disk1s5 (disk1s5) <not mounted>: 29 KB
disk1s6 (disk1s6) <not mounted>: 262 KB
disk1s7 (disk1s7) <not mounted>: 262 KB
disk1s8 (disk1s8) <not mounted>: 262 KB
whole contents (disk1s10) /Volumes/whole contents: 249.92 GB (106.92 GB free)
user files (disk1s12) /Volumes/user files: 249.92 GB (36.19 GB free)
Thunderbolt Information:
Apple Inc. thunderbolt_bus
Gatekeeper:
Mac App Store and identified developers
Kernel Extensions:
[kext loaded] com.Cycling74.driver.Soundflower (1.6.6 - SDK 10.6) Support
[not loaded] com.devguru.driver.SamsungACMControl (1.4.14 - SDK 10.6) Support
[not loaded] com.devguru.driver.SamsungACMData (1.4.14 - SDK 10.6) Support
[not loaded] com.devguru.driver.SamsungComposite (1.4.14 - SDK 10.6) Support
[not loaded] com.devguru.driver.SamsungMTP (1.4.14 - SDK 10.5) Support
[not loaded] com.devguru.driver.SamsungSerial (1.4.14 - SDK 10.6) Support
[not loaded] net.pocketmac.driver.PocketMacKNetMO (3.9.2b24) Support
Launch Daemons:
[loaded] com.adobe.fpsaud.plist Support
[loaded] com.bresink.system.securityagent3a.plist Support
[invalid] com.oracle.java.Helper-Tool.plist
[loaded] com.oracle.java.JavaUpdateHelper.plist Support
[failed] com.torch.update.agent.plist Support
[failed] com.tvmobili.tvmobilisvcd.plist Support
[running] net.pocketmac.pocketmacd.plist Support
Launch Agents:
[not loaded] com.adobe.AAM.Updater-1.0.plist Support
[invalid] com.oracle.java.Java-Updater.plist
[running] com.sourceforge.macgpg2.gpg-agent.plist Support
[failed] com.tvmobili.artwork.plist Support
User Launch Agents:
[loaded] com.adobe.AAM.Updater-1.0.plist Support
[loaded] com.adobe.ARM.[...].plist Support
[loaded] com.facebook.videochat.[redacted].plist Support
[loaded] com.google.keystone.agent.plist Support
[running] com.spotify.webhelper.plist Support
[not loaded] jp.co.canon.Inkjet_Extended_Survey_Agent.plist Support
User Login Items:
iSyncr
iTunesHelper
TinkerTool System
Safari
laciebackupd
Music Manager
ElementsAutoAnalyzer
Hightail Desktop App
Canon IJ Network Scanner Selector EX
RealPlayer Downloader Agent
TuneupMyMac
fuspredownloader
Internet Plug-ins:
JavaAppletPlugin: Version: 14.9.0 - SDK 10.7 Check version
Google Earth Web Plug-in: Version: 5.2 Support
Default Browser: Version: 537 - SDK 10.9
Flip4Mac WMV Plugin: Version: 3.2.0.16 - SDK 10.8 Support
NP2020Player: Version: 5.0.4.0 Support
RealPlayer Plugin: Version: (null) Support
AdobePDFViewerNPAPI: Version: 11.0.06 - SDK 10.6 Support
FlashPlayer-10.6: Version: 13.0.0.206 - SDK 10.6 Support
Silverlight: Version: 5.1.20913.0 - SDK 10.6 Support
Flash Player: Version: 13.0.0.206 - SDK 10.6 Support
QuickTime Plugin: Version: 7.7.3
AdobePDFViewer: Version: 11.0.06 - SDK 10.6 Support
EPPEX Plugin: Version: 10.0 Support
DirectorShockwave: Version: 12.0.7r148 - SDK 10.6 Support
Safari Extensions:
ClickToFlash: Version: 2.9.3
Facebook Cleaner: Version: 3.3
1-ClickWeather: Version: 1.0
Video Converter: Version: 3.5.0
mySupermarket Companion: Version: 1.101
Facebook Photo Zoom: Version: 1.1206.11.1
ClickToPlugin: Version: 2.9.3
Audio Plug-ins:
BluetoothAudioPlugIn: Version: 1.0 - SDK 10.9
AirPlay: Version: 2.0 - SDK 10.9
AppleAVBAudio: Version: 203.2 - SDK 10.9
InstantOn: Version: 7.1.2 - SDK 10.8 Support
iSightAudio: Version: 7.7.3 - SDK 10.9
iTunes Plug-ins:
Quartz Composer Visualizer: Version: 1.4 - SDK 10.9
3rd Party Preference Panes:
Flash Player Support
Flip4Mac WMV Support
MusicManager Support
Time Machine:
Skip System Files: NO
Mobile backups: OFF
Auto backup: YES
Volumes being backed up:
Macintosh HD: Disk size: 464.96 GB Disk used: 222.86 GB
Destinations:
user files [Local] (Last used)
Total size: 0 B
Total number of backups: 1
Oldest backup: 2013-07-30 15:01:23 +0000
Last backup: 2013-07-30 15:01:23 +0000
Size of backup disk: Too small
Backup size 0 B < (Disk used 222.86 GB X 3)
Time Machine details may not be accurate.
All volumes being backed up may not be listed.
Top Processes by CPU:
34% backupd
2% WindowServer
1% Finder
1% fontd
0% RealPlayer Downloader Agent
Top Processes by Memory:
168 MB Finder
168 MB com.apple.IconServicesAgent
131 MB mds_stores
98 MB Safari
61 MB WindowServer
Virtual Memory Information:
1.33 GB Free RAM
1.69 GB Active RAM
127 MB Inactive RAM
868 MB Wired RAM
399 MB Page-ins
0 B Page-outs