Thanks Mike, please see below.
EtreCheck version: 3.4.6 (460)
Report generated 2017-11-13 11:46:08
Download EtreCheck from https://etrecheck.com
Runtime: 4:46
Performance: Good
Click the [Lookup] links for more information from Apple Support Communities.
Click the [Details] links for more information about that line.
Problem: Is Computer is too slow?
Hardware Information: ⓘ
iMac (Retina 4K, 21.5-inch, 2017)
[Technical Specifications] - [User Guide] - [Warranty & Service]
iMac - model: iMac18,2
1 3 GHz Intel Core i5 (i5-7400) CPU: 4-core
8 GB RAM Upgradeable - [Instructions]
BANK 0/DIMM0
4 GB DDR4 2400 MHz ok
BANK 1/DIMM0
4 GB DDR4 2400 MHz ok
Handoff/Airdrop2: supported
Wireless: en1: 802.11 a/b/g/n/ac
iCloud Quota: 24.11 GB available
Video Information: ⓘ
Radeon Pro 555 - VRAM: 2048 MB
iMac 4096 x 2304
Disk Information: ⓘ
APPLE HDD HTS541010A9E632 disk0: (1 TB) (Rotational)
[Show SMART report]
EFI (disk0s1 - MS-DOS FAT32) <not mounted> [EFI]: 210 MB
(disk0s2) <not mounted> [CoreStorage Container]: 999.35 GB
Recovery HD (disk0s3 - Journaled HFS+) <not mounted> [Recovery]: 650 MB
USB Information: ⓘ
USB30Bus
Seagate Backup+ Hub
Seagate Backup+ Hub BK
Backup+ Hub BK disk2: (4 TB)
EFI (disk2s1 - MS-DOS FAT32) <not mounted> [EFI]: 210 MB
Seagate Backup Plus (disk2s2 - Journaled HFS+) /Volumes/Seagate Backup Plus : 4.00 TB (3.12 TB free)
Broadcom Corp. Bluetooth USB Host Controller
Apple Inc. FaceTime HD Camera (Built-in)
Seagate Backup+ Hub
Apple, Inc. Keyboard Hub
Apple, Inc Apple Keyboard
Apple Inc. MacBook Air SuperDrive
USB31Bus
Thunderbolt Information: ⓘ
Apple Inc. thunderbolt_bus
Virtual disks: ⓘ
Macintosh HD (disk1 - Journaled HFS+) / [Startup]: 998.98 GB (301.82 GB free)
Physical disk: disk0s2 999.35 GB Online
System Software: ⓘ
macOS Sierra 10.12.6 (16G1036) - Time since boot: about one day
Gatekeeper: ⓘ
Mac App Store and identified developers
System Launch Agents: ⓘ
[not loaded] 6 Apple tasks
[loaded] 180 Apple tasks
[running] 97 Apple tasks
[killed] 2 Apple tasks
2 processes killed due to insufficient RAM
System Launch Daemons: ⓘ
[not loaded] 37 Apple tasks
[loaded] 172 Apple tasks
[running] 103 Apple tasks
[killed] 5 Apple tasks
5 processes killed due to insufficient RAM
Launch Agents: ⓘ
[failed] com.adobe.ARMDCHelper.cc24aef4a1b90ed56a725c38014c95072f92651fb65e1bf9c8e43c37a 23d420d.plist (Adobe Systems, Inc. - installed 2017-09-06) [Lookup]
Launch Daemons: ⓘ
[loaded] com.adobe.ARMDC.Communicator.plist (Adobe Systems, Inc. - installed 2017-09-06) [Lookup]
[loaded] com.adobe.ARMDC.SMJobBlessHelper.plist (Adobe Systems, Inc. - installed 2017-09-06) [Lookup]
[loaded] com.adobe.fpsaud.plist (? 2afb3af7 564efddb - installed 2017-10-20) [Lookup]
[running] com.microsoft.autoupdate.helper.plist (Microsoft Corporation - installed 2017-10-11) [Lookup]
[loaded] com.microsoft.office.licensing.helper.plist (? 6d8cb30e 7ca9944 - installed 2015-06-04) [Lookup]
User Launch Agents: ⓘ
[loaded] com.dropbox.DropboxMacUpdate.agent.plist (Dropbox, Inc. - installed 2017-11-09) [Lookup]
[loaded] com.google.keystone.agent.plist (Google, Inc. - installed 2017-11-09) [Lookup]
[running] com.hp.devicemonitor.plist (HP Inc. - installed 2017-11-13) [Lookup]
[running] com.spotify.webhelper.plist (Spotify - installed 2017-11-13) [Lookup]
User Login Items: ⓘ
iTunesHelper Application (Apple, Inc. - installed 2017-11-09)
(/Applications/iTunes.app/Contents/MacOS/iTunesHelper.app)
Dropbox Application
(/Applications/Dropbox.app)
Spotify Application
(/Applications/Spotify.app)
HP Device Monitor SMLoginItem - Hidden (HP Inc. - installed 2017-10-29)
(/Library/Printers/hp/Frameworks/HPDeviceMonitoring.framework/Versions/1.0/Help ers/HP Device Monitor Manager.app/Contents/Library/LoginItems/HP Device Monitor.app)
Internet Plug-ins: ⓘ
FlashPlayer-10.6: 27.0.0.183 (installed 2017-10-25) [Lookup]
QuickTime Plugin: 7.7.3 (installed 2017-11-09)
AdobePDFViewerNPAPI: 17.012.20098 (installed 2017-11-09) [Lookup]
AdobePDFViewer: 17.012.20098 (installed 2017-11-09) [Lookup]
CANONiMAGEGATEWAYDL: 2.1.0.1 (installed 2006-04-21) [Lookup]
CANONiMAGEGATEWAYLI: 2.1.0.1 (installed 2006-04-21) [Lookup]
Flash Player: 27.0.0.183 (installed 2017-11-09) [Lookup]
PepperFlashPlayer: Unknown (installed 2017-11-10)
SharePointBrowserPlugin: 14.7.7 (installed 2017-11-09) [Lookup]
Safari Extensions: ⓘ
[enabled] AdBlock - BetaFish, Inc. - https://getadblock.com (installed 2017-10-21)
[enabled] Amazon Assistant for Safari - Amazon - https://www.amazon.com?tag=amz-mkt-saf-us-20 (installed 2017-10-21)
[enabled] DuckDuckGo - DuckDuckGo - http://duckduckgo.com (installed 2017-10-21)
3rd Party Preference Panes: ⓘ
Flash Player (installed 2017-10-20) [Lookup]
Time Machine: ⓘ
Skip System Files: NO
Auto backup: YES
Volumes being backed up:
Macintosh HD: Disk size: 998.98 GB Disk used: 697.16 GB
Destinations:
Seagate Backup Plus [Local]
Total size: 4.00 TB
Total number of backups: 80
Oldest backup: 16/12/2016, 16:55
Last backup: 13/11/2017, 11:30
Size of backup disk: Excellent
Backup size 4.00 TB > (Disk size 998.98 GB X 3)
Top Processes by CPU: ⓘ
20% photolibraryd
16% photoanalysisd
4% kernel_task
4% cloudphotosd
2% WindowServer
Top Processes by Memory: ⓘ
865 MB kernel_task
519 MB firefox
407 MB com.apple.WebKit.WebContent
316 MB plugin-container
291 MB firefox
Top Processes by Network Use: ⓘ
Input Output Process name
10 MB 1 MB Spotify
4 MB 630 KB mDNSResponder
429 KB 219 KB Dropbox
261 KB 273 KB apsd
154 KB 63 KB netbiosd
Top Processes by Energy Use: ⓘ
47.66 photoanalysisd
27.56 photolibraryd
3.68 WindowServer
2.58 com.apple.WebKit.WebContent
Virtual Memory Information: ⓘ
1.90 GB Available RAM
70 MB Free RAM
6.10 GB Used RAM
1.83 GB Cached files
43 MB Swap Used
Software installs (last 30 days): ⓘ
Twitter: 4.3.2 (installed 2017-11-10)
Install information may not be complete.
Diagnostics Events (last 3 days for minor events): ⓘ
2017-11-10 20:02:41 com.apple.photos.ImageConversionService High CPU use [Open] [Details]