https://bugs.kde.org/show_bug.cgi?id=359183
Bug ID: 359183
Summary: Sluggish desktop - nvidia gpu memory leak
Product: kde
Version: unspecified
Platform: Kubuntu Packages
OS: Linux
Status: UNCONFIRMED
Severity: normal
Priority: NOR
Component: dualhead
Assignee: unassigned-b...@kde.org
Reporter: vitori...@gmail.com
The desktop has been very slow after upgrade to Kubuntu 15.10
Found out that Nvidia X server settings reports almost no GPU memory
available(spikes to 100% eventually together with GPU utilization):
Attribute 'NvidiaDriverVersion' (vpkubuntu:0[gpu:0]): 352.63
Attribute 'TotalDedicatedGPUMemory' (vpkubuntu:0[gpu:0]): 1020.
Attribute 'UsedDedicatedGPUMemory' (vpkubuntu:0[gpu:0]): 849.
Attribute 'GPUUtilization' (vpkubuntu:0[gpu:0]): graphics=9, memory=28,
video=0, PCIe=2
Xrestop:
$xrestop - Display: localhost
Monitoring 59 clients. XErrors: 29
Pixmaps: 81084K total, Other: 108K total, All: 81193K total
HW:
GeForce GT610
32GB RAM
Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz
Reproducible: Always
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