Below Average performance ...

... and lots of beach balling ...

Note; I posted this in another community a few days ago, but have had no replies

EtreCheck continues to report Below Average performance (see below) no matter what I do - can anyone suggest what I can do to overcome this please?

Thanks ...

EtreCheck version: 3.4.6 (460)

Report generated 2017-12-11 20:19:13

Download EtreCheck from http://etrecheck.com

Runtime: 7:40

Performance: Below Average

Click the [Lookup] links for more information from Apple Support Communities.

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

Problem: Beachballing

Hardware Information: ⓘ

iMac (21.5-inch, Late 2012)

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

iMac - model: iMac13,1

1 2.7 GHz Intel Core i5 (i5-3330S) CPU: 4-core

8 GB RAM Upgradeable - [Instructions]

BANK 0/DIMM0

4 GB DDR3 1600 MHz ok

BANK 1/DIMM0

4 GB DDR3 1600 MHz ok

Handoff/Airdrop2: supported

Wireless: en1: Unknown

Video Information: ⓘ

NVIDIA GeForce GT 640M - VRAM: 512 MB

iMac 1920 x 1080

Disk Information: ⓘ

APPLE HDD ST1000LM024 disk0: (1 TB) (Rotational)

[Show SMART report]

EFI (disk0s1 - MS-DOS FAT32) <not mounted> [EFI]: 210 MB

Macintosh HD (disk0s2 - Journaled HFS+) / [Startup]: 999.35 GB (486.12 GB free)

(disk0s3) <not mounted> [Recovery]: 650 MB

USB Information: ⓘ

USB20Bus

hub_device

hub_device

Apple Inc. BRCM20702 Hub

Apple Inc. Bluetooth USB Host Controller

USB20Bus

hub_device

Apple Inc. FaceTime HD Camera (Built-in)

USB30Bus

Thunderbolt Information: ⓘ

Apple Inc. thunderbolt_bus

System Software: ⓘ

Operating system information not found!

Configuration files: ⓘ

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

System Launch Agents: ⓘ

[not loaded] 9 Apple tasks

[loaded] 183 Apple tasks

[running] 98 Apple tasks

System Launch Daemons: ⓘ

[not loaded] 37 Apple tasks

[loaded] 188 Apple tasks

[running] 107 Apple tasks

Launch Agents: ⓘ

[loaded] com.oracle.java.Java-Updater.plist (? 576cf04e 72ac4dde - installed 2017-10-21) [Lookup]

[loaded] de.devolo.networkservice.notify.plist (devolo AG - installed 2017-05-26) [Lookup]

Launch Daemons: ⓘ

[loaded] com.adobe.ARMDC.Communicator.plist (Adobe Systems, Inc. - installed 2016-06-05) [Lookup]

[loaded] com.adobe.ARMDC.SMJobBlessHelper.plist (Adobe Systems, Inc. - installed 2016-06-05) [Lookup]

[loaded] com.adobe.fpsaud.plist (? 2afb3af7 defea098 - installed 2017-10-26) [Lookup]

[loaded] com.malwarebytes.MBAMHelperTool.plist (Malwarebytes Corporation - installed 2017-08-03) [Lookup]

[not loaded] com.microsoft.OneDriveUpdaterDaemon.plist (? 0 ? - installed 2017-03-08) [Lookup]

[loaded] com.microsoft.autoupdate.helper.plist (Microsoft Corporation - installed 2017-10-16) [Lookup]

[loaded] com.oracle.java.Helper-Tool.plist (Shell Script e3fefdd2 - installed 2017-09-06) [Lookup]

[running] de.devolo.networkservice.plist (devolo AG - installed 2017-05-26) [Lookup]

User Launch Agents: ⓘ

[loaded] com.dropbox.DropboxMacUpdate.agent.plist (Dropbox, Inc. - installed 2017-08-11) [Lookup]

[loaded] com.skype.skype.shareagent.plist (Skype Communications S.a.r.l - installed 2017-08-02) [Lookup]

User Login Items: ⓘ

iTunesHelper Application (Apple, Inc. - installed 2017-12-07)

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

Dropbox Application

(/Applications/Dropbox.app)

OneDrive Launcher SMLoginItem - Hidden (Microsoft Corporation - installed 2017-07-27)

(/Applications/OneDrive.app/Contents/Library/LoginItems/OneDrive Launcher.app)

OneDrive Launcher SMLoginItem - Hidden (Apple, Inc. - installed 2017-12-06)

(/Applications/OneDrive.localized/OneDrive.app/Contents/Library/LoginItems/OneD rive Launcher.app)

Internet Plug-ins: ⓘ

FlashPlayer-10.6: 27.0.0.187 (installed 2017-11-15) [Lookup]

QuickTime Plugin: 7.7.3 (installed 2017-12-07)

AdobePDFViewerNPAPI: 17.012.20098 (installed 2017-11-16) [Lookup]

AdobePDFViewer: 18.009.20044 (installed 2017-11-16) [Lookup]

Flash Player: 27.0.0.187 (installed 2017-11-15) [Lookup]

RL Secure Plug-In Layer: Unknown (installed 2016-11-16) [Lookup]

SharePointBrowserPlugin: 14.7.7 (installed 2017-09-26) [Lookup]

Silverlight: 5.1.30514.0 (installed 2015-01-08) [Lookup]

MeetingJoinPlugin: Unknown (installed 2017-03-31) [Lookup]

JavaAppletPlugin: Java 8 Update 151 build 12 (installed 2017-10-21) Check version

User internet Plug-ins: ⓘ

ContentManager: Unknown (installed 2017-09-03) [Lookup]

RocketEngine: Unknown (installed 2017-09-03) [Lookup]

UploadManager: Unknown (installed 2017-09-03) [Lookup]

Safari Extensions: ⓘ

[not loaded] SiteAdvisor - McAfee - http://www.siteadvisor.com (installed 2014-12-05)

3rd Party Preference Panes: ⓘ

Flash Player (installed 2017-10-26) [Lookup]

Java (installed 2017-10-21) [Lookup]

Time Machine: ⓘ

Time Machine information requires OS X 10.8 "Mountain Lion" or later.

Top Processes by CPU: ⓘ

3% WindowServer

2% cloudphotosd

2% kernel_task

2% mdworker

1% devolonetsvc

Top Processes by Memory: ⓘ

747 MB kernel_task

168 MB Dropbox

83 MB WindowServer

70 MB mds_stores

58 MB Finder

Virtual Memory Information: ⓘ

5.40 GB Available RAM

3.45 GB Free RAM

2.60 GB Used RAM

1.95 GB Cached files

0 B Swap Used

Software installs (last 30 days): ⓘ

Microsoft Outlook for Mac: (installed 2017-11-14)

Microsoft PowerPoint for Mac: (installed 2017-11-14)

Microsoft Excel for Mac: (installed 2017-11-14)

Microsoft OneNote for Mac: (installed 2017-11-14)

Adobe Flash Player: (installed 2017-11-15)

Microsoft Word for Mac: (installed 2017-11-15)

Adobe Acrobat Reader DC (18.009.20044): (installed 2017-11-16)

Kindle: 1.21.1 (installed 2017-11-18)

Project Viewer 365: 17.36.828 (installed 2017-11-20)

Project Viewer 365: 17.37.830 (installed 2017-11-24)

OneDrive: 17.3.7078 (installed 2017-12-06)

Fotor Photo Editor: 3.5.0 (installed 2017-12-07)

Malwarebytes for Mac: (installed 2017-12-10)

"Malwarebytes for Mac Uninstaller": (installed 2017-12-10)

Malwarebytes for Mac: (installed 2017-12-11)

"Malwarebytes for Mac Uninstaller": (installed 2017-12-11)

Install information may not be complete.

Diagnostics Events (last 3 days for minor events): ⓘ

2017-12-11 16:34:47 com.apple.WebKit.Plugin.32 Crash [Open]

Cause: *** CFRelease() called with NULL ***

2017-12-10 13:26:29 Photos.app Crash [Open]

Cause: Assertion failure in -[PACropController dealloc], /BuildRoot/Library/Caches/com.apple.xbs/Sources/PhotoApp/PhotoApp-3251.12.190/l ib/paimaging/PhotoApps/Edit/PACropController.m:291

crop controller still observing description edit controller on dealloc

abort() called

2017-12-10 10:28:17 com.apple.WebKit.WebContent High CPU use [Open] [Details]