safari loopt regelmatig vast

Kan iemand mijn EtreCheck nakijken? Volgens mij ziet het er goed uit, maar heb er niet zoveel verstand van. Ben er in ieder geval klaar mee dat Safari zo vaak vast loopt. Alvast bedankt.

EtreCheck version: 2.9.3 (253)
Report generated 2016-02-10 19:54:09
Download EtreCheck from http://etrecheck.com
Runtime 2:57
Performance: Excellent

Click the [Support] links for help with non-Apple products.
Click the [Details] links for more information about that line.

Problem: Beachballing
Description:
safari freezes frequentley

Hardware Information: ?
iMac (27-inch, Mid 2011)
[Technical Specifications] - [User Guide] - [Warranty & Service]
iMac - model: iMac12,2
1 2.7 GHz Intel Core i5 CPU: 4-core
16 GB RAM Upgradeable - [Instructions]
BANK 0/DIMM0
4 GB DDR3 1333 MHz ok
BANK 1/DIMM0
4 GB DDR3 1333 MHz ok
BANK 0/DIMM1
4 GB DDR3 1333 MHz ok
BANK 1/DIMM1
4 GB DDR3 1333 MHz ok
Bluetooth: Old - Handoff/Airdrop2 not supported
Wireless: en1: 802.11 a/b/g/n

Video Information: ?
AMD Radeon HD 6770M - VRAM: 512 MB
iMac 2560 x 1440

System Software: ?
OS X Yosemite 10.10.5 (14F1605) - Time since boot: about 5 hours

Disk Information: ?
ST31000528AS disk0 : (1 TB) (Rotational)
EFI (disk0s1) : 210 MB
Macintosh HD (disk0s2) / : 999.35 GB (727.08 GB free)
Recovery HD (disk0s3) [Recovery]: 650 MB

HL-DT-STDVDRW GA32N ()

USB Information: ?
M-Audio FastTrack Pro
Packard Bell Carbon 1 TB
CARBON (disk2s1) /Volumes/CARBON : 1.00 TB (685.84 GB free)
Apple Inc. BRCM2046 Hub
Apple Inc. Bluetooth USB Host Controller
Apple Inc. FaceTime HD Camera (Built-in)
Patriot Memory 15,5 GB
Patriot8GB (disk1s1) /Volumes/Patriot8GB : 15.50 GB (12.98 GB free)
Apple Computer, Inc. IR Receiver
Apple Internal Memory Card Reader

Thunderbolt Information: ?
Apple Inc. thunderbolt_bus

Gatekeeper: ?
Mac App Store and identified developers

Kernel Extensions: ?
/Library/Extensions
[loaded] com.maudio.usb.fasttrackpro.driver (1.9.5 - SDK 10.7) [Support]

System Launch Agents: ?
[failed] com.apple.secd.plist
[loaded] 146 Apple tasks
[running] 65 Apple tasks

System Launch Daemons: ?
[loaded] 179 Apple tasks
[running] 83 Apple tasks

Launch Agents: ?
[loaded] com.adobe.AAM.Updater-1.0.plist [Support]
[running] com.m-audio.fasttrackpro.helper.plist [Support]
[loaded] com.oracle.java.Java-Updater.plist [Support]

Launch Daemons: ?
[loaded] com.adobe.SwitchBoard.plist [Support]
[loaded] com.adobe.fpsaud.plist [Support]
[loaded] com.microsoft.office.licensing.helper.plist [Support]
[loaded] com.oracle.java.Helper-Tool.plist [Support]

User Launch Agents: ?
[loaded] com.adobe.AAM.Updater-1.0.plist [Support]
[loaded] com.google.keystone.agent.plist [Support]
[running] com.spotify.webhelper.plist [Support]
[loaded] 2 Apple tasks

User Login Items: ?
iTunesHelper Programma (/Applications/iTunes.app/Contents/MacOS/iTunesHelper.app)
Dropbox Programma Hidden (/Applications/Dropbox.app)
Spotify Programma Hidden (/Applications/Spotify.app)

Other Apps: ?
[running] com.adobe.PDApp.AAMUpdatesNotifier.84096.B32AF713-8797-4753-945C-93284747FAC5
[running] com.apple.xpc.launchd.oneshot.0x10000005.Spotify
[running] com.apple.xpc.launchd.oneshot.0x10000008.EtreCheck
[running] com.getdropbox.dropbox.35248
[running] com.google.Chrome.105396
[loaded] com.spotify.client.48312

Internet Plug-ins: ?
Flip4Mac WMV Plugin: Version: 2.4.4.2 [Support]
FlashPlayer-10.6: Version: 20.0.0.306 - SDK 10.6 [Support]
QuickTime Plugin: Version: 7.7.3
Flash Player: Version: 20.0.0.306 - SDK 10.6 [Support]
AdobePDFViewer: Version: 10.1.1 [Support]
Default Browser: Version: 600 - SDK 10.10
NP_2020Player_IKEA: Version: 5.0.94.1 - SDK 10.6 [Support]
SharePointBrowserPlugin: Version: 14.4.8 - SDK 10.6 [Support]
Silverlight: Version: 5.1.41212.0 - SDK 10.6 [Support]
JavaAppletPlugin: Version: Java 8 Update 66 build 17 Check version

Safari Extensions: ?
FastestTube

3rd Party Preference Panes: ?
Flash Player [Support]
Flip4Mac WMV [Support]
Java [Support]
M-AudioFastTrackPro [Support]

Time Machine: ?
Time Machine not configured!

Top Processes by CPU: ?
45% mds
27% mdworker(7)
12% Spotify
2% fontd
2% WindowServer

Top Processes by Memory: ?
1.04 GB kernel_task
328 MB com.apple.WebKit.WebContent
328 MB Spotify Helper(2)
262 MB Image Capture Extension
213 MB mds_stores

Virtual Memory Information: ?
8.51 GB Free RAM
7.49 GB Used RAM (5.87 GB Cached)
0 B Swap Used

Diagnostics Information: ?
Feb 10, 2016, 07:53:22 PM ~/Library/Logs/DiagnosticReports/secd_2016-02-10-195322_[redacted].crash
/usr/libexec/secd
Feb 10, 2016, 02:18:16 PM ~/Library/Logs/DiagnosticReports/secd_2016-02-10-141816_[redacted].crash
Feb 10, 2016, 02:18:07 PM ~/Library/Logs/DiagnosticReports/secd_2016-02-10-141807_[redacted].crash
Feb 10, 2016, 02:18:05 PM ~/Library/Logs/DiagnosticReports/secd_2016-02-10-141805_[redacted].crash
Feb 10, 2016, 02:18:03 PM ~/Library/Logs/DiagnosticReports/secd_2016-02-10-141803_[redacted].crash
Feb 10, 2016, 02:15:33 PM Self test - passed
Feb 9, 2016, 08:05:25 PM ~/Library/Logs/DiagnosticReports/secd_2016-02-09-200525_[redacted].crash
Feb 9, 2016, 08:05:14 PM ~/Library/Logs/DiagnosticReports/secd_2016-02-09-200514_[redacted].crash
Feb 9, 2016, 08:05:13 PM ~/Library/Logs/DiagnosticReports/secd_2016-02-09-200513_[redacted].crash
Feb 9, 2016, 02:49:19 PM ~/Library/Logs/DiagnosticReports/secd_2016-02-09-144919_[redacted].crash
Feb 9, 2016, 02:49:08 PM ~/Library/Logs/DiagnosticReports/secd_2016-02-09-144908_[redacted].crash
Feb 9, 2016, 02:48:58 PM ~/Library/Logs/DiagnosticReports/secd_2016-02-09-144858_[redacted].crash
Feb 9, 2016, 02:48:56 PM ~/Library/Logs/DiagnosticReports/secd_2016-02-09-144856_[redacted].crash
Feb 9, 2016, 02:48:53 PM ~/Library/Logs/DiagnosticReports/secd_2016-02-09-144853_[redacted].crash