I use fedora 22 64 bits. I installed a cpu monitor on my desktop. Each time I installed a frequently refreshed widget on my desktop, the CPU load rise to 100%. Once I removed to widget, the CPU load goes back to normal. Reproducible: Always
Sounds like duplicate of https://bugs.kde.org/show_bug.cgi?id=345696
Yes, it's a duplicate of this bug report. Sorry.
*** This bug has been marked as a duplicate of bug 345696 ***