My mac is running so slow since upgrade

My mac just upgrade to el capitan and it is running so slow

my model is macbook pro 13 inches early 2011

processor 2.7Ghz intel core i7

8Gb memory

Here is the Etrecheck result

EtreCheck version: 3.0.5 (309)

Report generated 2016-09-25 16:22:36

Download EtreCheck from https://etrecheck.com

Runtime 47:53

Performance: Poor

Click the [Support] links for help with non-Apple products.

Click the [Details] links for more information about that line.

Problem: Computer is too slow

Hardware Information: ⓘ

MacBook Pro (13-inch, Early 2011)

[Technical Specifications] - [User Guide] - [Warranty & Service]

MacBook Pro - model: MacBookPro8,1

1 2.7 GHz Intel Core i7 CPU: 2-core

8 GB RAM Upgradeable - [Instructions]

BANK 0/DIMM0

4 GB DDR3 1333 MHz ok

BANK 1/DIMM0

4 GB DDR3 1333 MHz ok

Bluetooth: Old - Handoff/Airdrop2 not supported

Wireless:
en1: 802.11 a/b/g/n

Battery: Health = Replace Now - Cycle count = 697

Video Information: ⓘ

Intel HD Graphics 3000

Color LCD 1280 x 800

System Software: ⓘ

OS X El Capitan 10.11.4 (15E65) - Time since boot: about one hour

Disk Information: ⓘ

Hitachi HTS545050B9A302 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 (429.98 GB free)

Core Storage: disk0s2 499.25 GB Online

MATSHITADVD-R
UJ-898
()

USB Information: ⓘ

Apple Inc. FaceTime HD Camera (Built-in)

Apple Inc. Apple Internal Keyboard / Trackpad

Apple Inc. BRCM2070 Hub

Apple Inc. Bluetooth USB Host Controller

Apple Computer, Inc. IR Receiver

Thunderbolt Information: ⓘ

Apple Inc. thunderbolt_bus

Configuration files: ⓘ

/etc/sysctl.conf - File exists but not expected

Gatekeeper: ⓘ

Mac App Store and identified developers

Unknown Files: ⓘ

/Library/LaunchDaemons/com.iobit.AMCDaemon.plist

/Library/Application Support/MacBooster/AMCDaemon -load

~/Library/LaunchAgents/com.apple.UninstallMonitor.plist

~/Library/Application Support/MacBooster 3/UninstallMonitor.app/Contents/MacOS/UninstallMonitor

~/Library/LaunchAgents/com.iobit.AMCUpdate.plist

/Applications/MacBooster 3.app/Contents/Resources/AMCUpdate.app/Contents/MacOS/AMCUpdate

3 unknown files found. [Check files]

Kernel Extensions: ⓘ

/Library/Extensions

[not loaded] com.razer.common.razerhid (15.38 - SDK 10.9 - 2016-05-16) [Support]

/System/Library/Extensions

[loaded] com.logmein.hamachi (20111101 - 2016-05-16) [Support]

System Launch Agents: ⓘ

[not loaded] 7 Apple tasks

[loaded] 163 Apple tasks

[running] 68 Apple tasks

System Launch Daemons: ⓘ

[not loaded] 46 Apple tasks

[loaded] 149 Apple tasks

[running] 93 Apple tasks

Launch Agents: ⓘ

[loaded] com.divx.dms.agent.plist (2016-03-10) [Support]

[loaded] com.divx.update.agent.plist (2016-03-01) [Support]

[failed] com.logmein.hamachimb.plist (2016-03-03) [Support]

[loaded] com.oracle.java.Java-Updater.plist (2015-12-13) [Support]

[running] com.razer.rzupdater.plist (2016-05-04) [Support]

[running] com.razerzone.rzdeviceengine.plist (2016-05-04) [Support]

Launch Daemons: ⓘ

[loaded] com.anchorfree.ajaxserver.plist (2013-11-08) [Support]

[running] com.iobit.AMCDaemon.plist (2016-01-12) [Support]

[running] com.logmein.hamachi.plist (2015-09-03) [Support]

[loaded] com.malwarebytes.MBAMHelperTool.plist (2016-01-08) [Support]

[loaded] com.microsoft.office.licensing.helper.plist (2014-03-26) [Support]

[loaded] com.oracle.java.Helper-Tool.plist (2015-12-13) [Support]

User Launch Agents: ⓘ

[running] com.apple.UninstallMonitor.plist (2016-02-03) [Support]

[loaded] com.google.keystone.agent.plist (2016-03-02) [Support]

[loaded] com.iobit.AMCUpdate.plist (2016-01-03) [Support]

[not loaded] com.iobit.MacBoosterMini.plist (2016-05-11) [Support]

[running] com.spotify.webhelper.plist (2016-03-27) [Support]

[loaded] com.valvesoftware.steamclean.plist (2016-05-06) [Support]

User Login Items: ⓘ

iTunesHelper Application
(/Applications/iTunes.app/Contents/MacOS/iTunesHelper.app)

MemoryCleanHelper SMLoginItem
(/Applications/Memory Clean.app/Contents/Library/LoginItems/MemoryCleanHelper.app)

Internet Plug-ins: ⓘ

SharePointBrowserPlugin: 14.6.4 - SDK 10.6 (2016-05-11) [Support]

QuickTime Plugin: 7.7.3 (2016-03-28)

DivX Web Player: 3.5.5.3 - SDK 10.10 (2016-03-29) [Support]

JavaAppletPlugin: Java 8 Update 101 build 13 (2016-09-25) Check version

OVSHelper: 1.1 (2016-04-01) [Support]

Default Browser: 601 - SDK 10.11 (2016-03-28)

User internet Plug-ins: ⓘ

BlueStacks Install Detector: Unknown

NPRoblox: 1, 2, 8, 25 - SDK 10.11 (2015-10-26) [Support]

Safari Extensions: ⓘ

Avast Online Security - AVAST Software - http://www.avast.com (2015-08-24)

Time Machine: ⓘ

Time Machine not configured!

Top Processes by CPU: ⓘ

371% kernel_task

15% coreduetd

4% hidd

3% mdworker(14)

2% WindowServer

Top Processes by Memory: ⓘ

625 MB kernel_task

352 MB Google Chrome Helper(3)

254 MB mdworker(14)

180 MB Google Chrome

172 MB mds_stores

Virtual Memory Information: ⓘ

4.11 GB Free RAM

3.89 GB Used RAM (1.81 GB Cached)

0 B Swap Used

Diagnostics Information: ⓘ

Sep 25, 2016, 03:50:21 PM ~/Library/Logs/DiagnosticReports/nativeUpdater_2016-09-25-155021_[redacted].cras h

/Applications/Minecraft.app/Contents/Minecraft Updater.app/Contents/MacOS/nativeUpdater

Sep 25, 2016, 02:21:26 PM Self test - passed