Vray fur with light cache and moblur, render extermely slow

V-Ray for Maya V-Ray for Maya :: Issues
5

I created a simple scene with a sphere and VrayFur assigned. Without moblur, the fur is rendered in 3 mins or so. With Moblur it stuck at 8% for after 10 minutes.

edit: after 20 minutes, the rendering is not going anywhere and stuck at 8%.
fur_moblur_issue.zip (9.34 KB)