I use two Dell D3100 displaylink adaptors (home and work) - I often need to restart when I'm coming home or going to work as the driver ends up consuming huge amounts of CPU and spamming the log:
Code:
Apr 4 09:50:50 hyperuberlaptop2 WindowServer[208] <Error>: allocate_backing_surface : IOAccelCreateSurface = e00002c7
--- last message repeated 1 time ---
Apr 4 09:50:50 hyperuberlaptop2 DisplayLinkUserAgent[658] <Error>: CGSDisplayStreamCreate: Invalid display 0xffffffff
Apr 4 09:50:50 hyperuberlaptop2 WindowServer[208] <Error>: allocate_backing_surface : IOAccelCreateSurface = e00002c7
Apr 4 09:50:50 hyperuberlaptop2 DisplayLinkUserAgent[658] <Error>: CGSDisplayStreamCreate: Invalid display 0xffffffff
--- last message repeated 17 times ---
Apr 4 09:50:50 hyperuberlaptop2 Spotlight[606] <Warning>: XPC connection was invalidated
Apr 4 09:50:50 hyperuberlaptop2 DisplayLinkUserAgent[658] <Error>: CGSDisplayStreamCreate: Invalid display 0xffffffff
--- last message repeated 76 times ---
Apr 4 09:50:50 hyperuberlaptop2 Spotlight[606] <Warning>: XPC connection was invalidated
Apr 4 09:50:50 hyperuberlaptop2 DisplayLinkUserAgent[658] <Error>: CGSDisplayStreamCreate: Invalid display 0xffffffff
--- last message repeated 36 times ---
Apr 4 09:50:51 hyperuberlaptop2 Spotlight[606] <Warning>: XPC connection was invalidated
Apr 4 09:50:51 hyperuberlaptop2 DisplayLinkUserAgent[658] <Error>: CGSDisplayStreamCreate: Invalid display 0xffffffff
--- last message repeated 21 times ---
Apr 4 09:50:51 hyperuberlaptop2 Spotlight[606] <Warning>: XPC connection was invalidated
Apr 4 09:50:51 hyperuberlaptop2 DisplayLinkUserAgent[658] <Error>: CGSDisplayStreamCreate: Invalid display 0xffffffff
--- last message repeated 3 times ---
Apr 4 09:50:51 hyperuberlaptop2 Spotlight[606] <Warning>: XPC connection was invalidated
--- last message repeated 1 time ---
Apr 4 09:50:51 hyperuberlaptop2 DisplayLinkUserAgent[658] <Error>: CGSDisplayStreamCreate: Invalid display 0xffffffff
--- last message repeated 83 times ---
Apr 4 09:50:51 hyperuberlaptop2 Spotlight[606] <Warning>: XPC connection was invalidated
Apr 4 09:50:51 hyperuberlaptop2 DisplayLinkUserAgent[658] <Error>: CGSDisplayStreamCreate: Invalid display 0xffffffff
--- last message repeated 107 times ---
Apr 4 09:50:51 hyperuberlaptop2 Spotlight[606] <Warning>: XPC connection was invalidated
Apr 4 09:50:51 hyperuberlaptop2 DisplayLinkUserAgent[658] <Error>: CGSDisplayStreamCreate: Invalid display 0xffffffff
--- last message repeated 31 times ---
Apr 4 09:50:52 hyperuberlaptop2 Spotlight[606] <Warning>: XPC connection was invalidated
Apr 4 09:50:52 hyperuberlaptop2 DisplayLinkUserAgent[658] <Error>: CGSDisplayStreamCreate: Invalid display 0xffffffff
--- last message repeated 62 times ---
Apr 4 09:50:52 hyperuberlaptop2 Spotlight[606] <Warning>: XPC connection was invalidated
Apr 4 09:50:52 hyperuberlaptop2 DisplayLinkUserAgent[658] <Error>: CGSDisplayStreamCreate: Invalid display 0xffffffff
--- last message repeated 7 times ---
Apr 4 09:50:52 hyperuberlaptop2 Spotlight[606] <Warning>: XPC connection was invalidated
Apr 4 09:50:52 hyperuberlaptop2 DisplayLinkUserAgent[658] <Error>: CGSDisplayStreamCreate: Invalid display 0xffffffff
--- last message repeated 2 times ---
Apr 4 09:50:52 hyperuberlaptop2 Spotlight[606] <Warning>: XPC connection was invalidated
Apr 4 09:50:52 hyperuberlaptop2 DisplayLinkUserAgent[658] <Error>: CGSDisplayStreamCreate: Invalid display 0xffffffff
--- last message repeated 38 times ---