here is the Etrecheck output
Problem description:
Overheating
EtreCheck version: 2.3 (135)
Report generated 8/9/15, 10:24 PM
Download EtreCheck from http://etresoft.com/etrecheck
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Click the [Click for details] links for more information about that line.
Hardware Information: (What does this mean?)
MacBook Pro (13-inch, Mid 2012) (Technical Specifications)
MacBook Pro - model: MacBookPro9,2
1 2.5 GHz Intel Core i5 CPU: 2-core
4 GB RAM Upgradeable
BANK 0/DIMM0
2 GB DDR3 1600 MHz ok
BANK 1/DIMM0
2 GB DDR3 1600 MHz ok
Bluetooth: Good - Handoff/Airdrop2 supported
Wireless: en1: 802.11 a/b/g/n
Battery: Health = Normal - Cycle count = 568 - SN = W03414UEVD3LC
Video Information: (What does this mean?)
Intel HD Graphics 4000
Color LCD 1280 x 800
System Software: (What does this mean?)
OS X 10.10.4 (14E46) - Time since boot: about one day
Disk Information: (What does this mean?)
APPLE HDD HTS545050A7E362 disk0 : (500.11 GB) (Rotational)
EFI (disk0s1) <not mounted> : 210 MB
Recovery HD (disk0s3) <not mounted> [Recovery]: 650 MB
Macintosh HD (disk1) / : 498.88 GB (211.15 GB free)
Encrypted AES-XTS Unlocked
Core Storage: disk0s2 499.25 GB Online
HL-DT-ST DVDRW GS41N ()
USB Information: (What does this mean?)
Apple Inc. Apple Internal Keyboard / Trackpad
Apple Computer, Inc. IR Receiver
Apple Inc. BRCM20702 Hub
Apple Inc. Bluetooth USB Host Controller
Apple Inc. FaceTime HD Camera (Built-in)
Thunderbolt Information: (What does this mean?)
Apple Inc. thunderbolt_bus
Gatekeeper: (What does this mean?)
Mac App Store and identified developers
Kernel Extensions: (What does this mean?)
/Library/Application Support/Avast/components/fileshield/unsigned
[loaded] com.avast.AvastFileShield (2.1.0 - SDK 10.10) [Click for support]
/Library/Application Support/Avast/components/proxy/unsigned
[loaded] com.avast.PacketForwarder (2.0 - SDK 10.10) [Click for support]
Launch Agents: (What does this mean?)
[running] com.avast.secureline.update-agent.plist [Click for support]
[loaded] com.avast.secureline.userinit.plist [Click for support]
[running] com.avast.update-agent.plist [Click for support]
[loaded] com.avast.userinit.plist [Click for support]
[loaded] com.google.keystone.agent.plist [Click for support]
[loaded] com.oracle.java.Java-Updater.plist [Click for support]
Launch Daemons: (What does this mean?)
[loaded] com.adobe.fpsaud.plist [Click for support]
[loaded] com.avast.init.plist [Click for support]
[loaded] com.avast.secureline.init.plist [Click for support]
[loaded] com.avast.secureline.uninstall.plist [Click for support]
[loaded] com.avast.secureline.update.plist [Click for support]
[loaded] com.avast.uninstall.plist [Click for support]
[loaded] com.avast.update.plist [Click for support]
[loaded] com.google.keystone.daemon.plist [Click for support]
[loaded] com.microsoft.office.licensing.helper.plist [Click for support]
[loaded] com.oracle.java.Helper-Tool.plist [Click for support]
[loaded] com.oracle.java.JavaUpdateHelper.plist [Click for support]
[not loaded] org.eyebeam.SelfControl.plist [Click for support]
User Launch Agents: (What does this mean?)
[loaded] com.adobe.ARM.[...].plist [Click for support]
[not loaded] com.avast.home.userinit.plist [Click for support]
[not loaded] com.avast.secureline.home.userinit.plist [Click for support]
[loaded] com.bittorrent.uTorrent.plist [Click for support]
[running] com.spigot.ApplicationManager.plist [Click for support]
[running] com.spotify.webhelper.plist [Click for support]
User Login Items: (What does this mean?)
smcFanControl Application (/Applications/smcfancontrol_2_5_2/smcFanControl.app)
Internet Plug-ins: (What does this mean?)
JavaAppletPlugin: Version: Java 8 Update 40 Check version
o1dbrowserplugin: Version: 5.41.0.0 - SDK 10.8 [Click for support]
Default Browser: Version: 600 - SDK 10.10
AdobePDFViewerNPAPI: Version: 11.0.12 - SDK 10.6 [Click for support]
FlashPlayer-10.6: Version: 18.0.0.209 - SDK 10.6 [Click for support]
Silverlight: Version: 5.1.30317.0 - SDK 10.6 [Click for support]
Flash Player: Version: 18.0.0.209 - SDK 10.6 [Click for support]
QuickTime Plugin: Version: 7.7.3
googletalkbrowserplugin: Version: 5.41.0.0 - SDK 10.8 [Click for support]
SharePointBrowserPlugin: Version: 14.3.9 - SDK 10.6 [Click for support]
AdobePDFViewer: Version: 11.0.12 - SDK 10.6 [Click for support]
DirectorShockwave: Version: 12.1.6r156 - SDK 10.6 [Click for support]
Safari Extensions: (What does this mean?)
AdBlock
3rd Party Preference Panes: (What does this mean?)
8Tracks Radio [Click for support]
Flash Player [Click for support]
Java [Click for support]
Time Machine: (What does this mean?)
Time Machine not configured!
Top Processes by CPU: (What does this mean?)
48% com.avast.daemon
28% spindump
15% Safari
5% WindowServer
3% CrashReporterSupportHelper
Top Processes by Memory: (What does this mean?)
478 MB kernel_task
254 MB com.apple.WebKit.WebContent(3)
188 MB Safari
172 MB mdworker(11)
131 MB Mail
Virtual Memory Information: (What does this mean?)
253 MB Free RAM
3.75 GB Used RAM (1.04 GB Cached)
8 MB Swap Used
Diagnostics Information: (What does this mean?)
Aug 9, 2015, 10:23:50 PM /Library/Logs/DiagnosticReports/Google Chrome_2015-08-09-222350_[redacted].hang [Click for details]
Aug 9, 2015, 07:05:03 PM /Library/Logs/DiagnosticReports/System Preferences_2015-08-09-190503_[redacted].hang
Aug 8, 2015, 12:14:32 PM /Library/Logs/DiagnosticReports/Mail_2015-08-08-121432_[redacted].hang
Aug 8, 2015, 11:01:05 AM Self test - passed
Jul 30, 2015, 05:46:39 PM /Library/Logs/DiagnosticReports/Kernel_2015-07-30-174639_[redacted].panic [Click for details]
Jul 24, 2015, 04:26:17 PM /Library/Logs/DiagnosticReports/Kernel_2015-07-24-162617_[redacted].panic [Click for details]
Jul 23, 2015, 12:43:22 AM /Library/Logs/DiagnosticReports/Kernel_2015-07-23-004322_[redacted].panic [Click for details]