Q: mac book pro very slow el capitan

Hello,

my MacBook Pro is running very slow. It freezes sometimes and i get SBBOD a lot. I have not installed mac keeper or such, and I have read and followed these instructions: How to eliminate slow Mac problems

Here is my EtreCheck-report:

EtreCheck version: 2.6.6 (226)

Report generated 02.01.16, 14:48

Runtime 37:04

Download EtreCheck from http://etrecheck.com

Hardware Information: (What does this mean?)

    MacBook Pro (13-inch, Mid 2012)

    [Click for Technical Specifications]

    [Click for User Guide]

    MacBook Pro - model: MacBookPro9,2

    1 2,5 GHz Intel Core i5 CPU: 2-core

    8 GB RAM Upgradeable

    [Click for upgrade instructions]

        BANK 0/DIMM0

            4 GB DDR3 1600 MHz ok

        BANK 1/DIMM0

            4 GB DDR3 1600 MHz ok

    Bluetooth: Good - Handoff/Airdrop2 supported

    Wireless:  en1: 802.11 a/b/g/n

    Battery: Health = Normal - Cycle count = 390 - SN = W043115GLD3LC

Video Information: (What does this mean?)

    Intel HD Graphics 4000

        Color LCD 1280 x 800

System Software: (What does this mean?)

    OS X El Capitan 10.11.2 (15C50) - Time since boot: about one hour

Disk Information: (What does this mean?)

    APPLE HDD TOSHIBA MK5065GSXF disk0 : (500,11 GB) (Rotational)

        EFI (disk0s1) <not mounted> : 210 MB

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

        +# (disk1) / : 498.88 GB (416.04 GB free)

            Core Storage: disk0s2 499.25 GB Online

    HL-DT-ST DVDRW  GS31N   ()

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

Launch Agents: (What does this mean?)

    [loaded]    com.divx.dms.agent.plist [Click for support]

    [loaded]    com.divx.update.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.microsoft.office.licensing.helper.plist [Click for support]

    [loaded]    com.oracle.java.Helper-Tool.plist [Click for support]

    [loaded]    com.sonos.smbbump.plist [Click for support]

User Launch Agents: (What does this mean?)

    [loaded]    com.google.keystone.agent.plist [Click for support]

User Login Items: (What does this mean?)

    Plex Media Server    Programm  (/Applications/Plex Media Server.app)

Other Apps: (What does this mean?)

    [running]    com.etresoft.EtreCheck.121632

    [running]    org.mozilla.firefox.48352

Internet Plug-ins: (What does this mean?)

    OVSHelper: Version: 1.1 [Click for support]

    Default Browser: Version: 601 - SDK 10.11

    Flip4Mac WMV Plugin: Version: 3.0.0.126   - SDK 10.8 [Click for support]

    DivX Plus Web Player: Version: 2.3 - SDK 10.5 [Click for support]

    AdobePDFViewerNPAPI: Version: 11.0.13 - SDK 10.6 [Click for support]

    FlashPlayer-10.6: Version: 20.0.0.267 - SDK 10.6 [Click for support]

    Silverlight: Version: 5.1.20913.0 - SDK 10.6 [Click for support]

    QuickTime Plugin: Version: 7.7.3

    Flash Player: Version: 20.0.0.267 - SDK 10.6 [Click for support]

    SharePointBrowserPlugin: Version: 14.5.9 - SDK 10.6 [Click for support]

    AdobePDFViewer: Version: 11.0.13 - SDK 10.6 [Click for support]

    JavaAppletPlugin: Version: Java 8 Update 66 build 17 Check version

Safari Extensions: (What does this mean?)

    Adblock Plus

3rd Party Preference Panes: (What does this mean?)

    Flash Player  [Click for support]

    Flip4Mac WMV  [Click for support]

    Java  [Click for support]

Time Machine: (What does this mean?)

    Mobile backups: OFF

    Auto backup: NO - Auto backup turned off

    Volumes being backed up:

        +#: Disk size: 498.88 GB Disk used: 82.84 GB

    Destinations:

        TimeMachine [Network]

        Total size: 3.97 TB

        Total number of backups: 16

        Oldest backup: 26.12.15, 15:33

        Last backup: 01.01.16, 19:38

        Size of backup disk: Excellent

            Backup size 3.97 TB > (Disk size 498.88 GB X 3)

Top Processes by CPU: (What does this mean?)

         5%    WindowServer

         2%    kernel_task

         0%    cloudpaird

Top Processes by Memory: (What does this mean?)

    786 MB    com.apple.WebKit.WebContent

    724 MB    kernel_task

    598 MB    firefox

    246 MB    Safari

    238 MB    iTunes

Virtual Memory Information: (What does this mean?)

    2.12 GB    Free RAM

    5.88 GB    Used RAM (2.59 GB Cached)

    0 B    Swap Used

Diagnostics Information: (What does this mean?)

    Jan 2, 2016, 01:02:17 PM    Self test - passed

Thanks for your help

Benni