OK, so updating my Canon printer driver worked for about 2 days. Crashing is back. Did as suggested by Drew (safe mode and then EtreCheck). Here is what my system says. I dont know what to keep or to throw out:
Hardware Information:
MacBook Pro (17-inch, Mid 2010)
MacBook Pro - model: MacBookPro6,1
1 2.8 GHz Intel Core i7 CPU: 2 cores
8 GB RAM
Video Information:
Intel HD Graphics - VRAM: 288 MB
NVIDIA GeForce GT 330M - VRAM: 512 MB
Audio Plug-ins:
BluetoothAudioPlugIn: Version: 1.0
AirPlay: Version: 1.9
AppleAVBAudio: Version: 2.0.0
iSightAudio: Version: 7.7.3
Startup Items:
HWNetMgr - Path: /Library/StartupItems/HWNetMgr
HWPortDetect - Path: /Library/StartupItems/HWPortDetect
StartOuc - Path: /Library/StartupItems/StartOuc
System Software:
OS X 10.9 (13A603) - Uptime: 0 days 0:3:58
Disk Information:
APPLE SSD TS512B disk0 : (500.28 GB)
EFI (disk0s1) <not mounted>: 209.7 MB
Macintosh HD (disk0s2) /: 499.42 GB (231.66 GB free)
Recovery HD (disk0s3) <not mounted>: 650 MB
M4-CT512M4SSD2 disk1 : (512.11 GB)
EFI (disk1s1) <not mounted>: 209.7 MB
iTunes Disk (disk1s2) /Volumes/iTunes Disk: 511.77 GB (19.72 GB free)
USB Information:
Apple Inc. Apple Internal Keyboard / Trackpad
Apple Inc. BRCM2070 Hub
Apple Inc. Bluetooth USB Host Controller
Canon MX520 series
APC Back-UPS ES 700G FW:871.O2 .I USB FW:O2
Apple Computer, Inc. IR Receiver
Apple Inc. Built-in iSight
FireWire Information:
Thunderbolt Information:
Kernel Extensions:
com.rim.driver.BlackBerryUSBDriverInt (0.0.68)
Problem System Launch Daemons:
[failed] com.apple.ucupdate.plist
Problem System Launch Agents:
Launch Daemons:
[not loaded] com.absolute.rpcnet.plist
[not loaded] com.adobe.fpsaud.plist
[not loaded] com.adobe.SwitchBoard.plist
[not loaded] com.google.keystone.daemon.plist
[not loaded] com.macpaw.CleanMyMac2.Agent.plist
[not loaded] com.microsoft.office.licensing.helper.plist
[not loaded] com.wdc.WDSmartWareServer.plist
Launch Agents:
[not loaded] com.adobe.CS5ServiceManager.plist
[not loaded] com.google.keystone.agent.plist
[not loaded] com.Logitech.Control Center.Daemon.plist
[not loaded] com.sierrawireless.SwitchTool.plist
[not loaded] jp.co.canon.CUPSCMFP.BG.plist
[not loaded] jp.co.canon.CUPSFAX.BG.plist
[not loaded] jp.co.canon.UFR2.BG.plist
[not loaded] org.gpgtools.gpgmail.patch-uuid.plist
[not loaded] org.gpgtools.Libmacgpg.xpc.plist
[not loaded] org.gpgtools.macgpg2.fix.plist
[not loaded] org.gpgtools.macgpg2.gpg-agent.plist
[not loaded] org.gpgtools.macgpg2.updater.plist
User Launch Agents:
[not loaded] com.adobe.AAM.Updater-1.0.plist
[not loaded] com.adobe.ARM.[...].plist
[not loaded] com.akamai.single-user-client.plist
[not loaded] com.macpaw.CleanMyMac2Helper.diskSpaceWatcher.plist
[not loaded] com.macpaw.CleanMyMac2Helper.scheduledScan.plist
[not loaded] com.macpaw.CleanMyMac2Helper.trashWatcher.plist
[not loaded] com.parallels.mobile.startgui.launchagent.plist
User Login Items:
Dropbox
Canon IJ Network Scanner Selector EX
RealPlayer Downloader Agent
WDQuickView
HPEventHandler
3rd Party Preference Panes:
Akamai NetSession Preferences
BrowserPlus
Flash Player
GPGPreferences
Java
Logitech Control Center
MacFUSE (Tuxera)
Internet Plug-ins:
AdobeAAMDetect.plugin
AdobePDFViewer.plugin
AdobePDFViewerNPAPI.plugin
Default Browser.plugin
Flash Player.plugin
FlashPlayer-10.6.plugin
GarminGpsControl.plugin
googletalkbrowserplugin.plugin
iPhotoPhotocast.plugin
JavaAppletPlugin.plugin
npgtpo3dautoplugin.plugin
o1dbrowserplugin.plugin
PDF Browser Plugin.plugin
QuickTime Plugin.plugin
RealPlayer Plugin.plugin
SharePointBrowserPlugin.plugin
Silverlight.plugin
User Internet Plug-ins:
BrowserPlus_2.9.8.plugin
Google Earth Web Plug-in.plugin
rbjninstallplugin_1.6.236.8.plugin
rbjnplugin_1.6.236.8.plugin
WebEx.plugin
Bad Fonts:
None
Time Machine:
Skip System Files: NO
Mobile backups: OFF
Auto backup: NO
Time Machine not configured!
Top Processes by CPU:
1% WindowServer
1% EtreCheck
0% fontd
0% SystemUIServer
0% ouc
0% CIJScannerRegister
0% aosnotifyd
Top Processes by Memory:
188 MB soagent
180 MB com.apple.IconServicesAgent
90 MB Dock
82 MB ClearDayHelper
66 MB Finder
66 MB WindowServer
57 MB SystemUIServer
57 MB CalendarAgent
57 MB com.apple.internetaccounts
49 MB NotificationCenter
Virtual Memory Statistics:
4.97 GB Free RAM
1.89 GB Active RAM
512 MB Inactive RAM
660 MB Wired RAM
208 MB Page-ins
0 B Page-outs