Massive load while completely idle

Bug #1314611 reported by teledyn
18
This bug affects 3 people
Affects Status Importance Assigned to Milestone
OpenShot Video Editor
New
Medium
Unassigned

Bug Description

I had left Openshot open overnight so I could continue my editing in the morning, and in the morning I found the machine very sluggish; on investigation, Openshot shows up in the top display as 150+% CPU!!

but it is doing nothing. It is just sitting there with a paused frame. The top list shows

PID user PR NI VIRT RES SHR S %CPU %mem TIME+ command
24831 garym 20 0 3644264 646068 16620 R 143.7 16.0 980:32.63 openshot

total system memory is 4G with 200M free but 1.8G of swap used. When I close Openshot, memory use does not change appreciably, but the load drops quite quickly.

What would Openshot be doing in an idle state that should drive such high CPU use?

Revision history for this message
Olivier Girard (eolinwen) wrote :

MLT is not done for working with multi-core but Libopenshot have been designed for that. That was working so great that it has been limited for some issues with some configurations.

Changed in openshot:
importance: Undecided → Medium
Revision history for this message
Clausen (christian-clausen) wrote :

It has the features of a live-lock. The memory usage is only 16%, so I doubt it is a swap-storm.

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