Bug 314316 - record to sd-card (via USB 2.0) is very slow and high-load cpu
Summary: record to sd-card (via USB 2.0) is very slow and high-load cpu
Status: RESOLVED WORKSFORME
Alias: None
Product: kde
Classification: I don't know
Component: general (show other bugs)
Version: Git
Platform: Fedora RPMs Linux
: NOR major
Target Milestone: ---
Assignee: Unassigned bugs mailing-list
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2013-02-02 23:14 UTC by Pavel Nedrigailov
Modified: 2013-02-03 00:45 UTC (History)
1 user (show)

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Description Pavel Nedrigailov 2013-02-02 23:14:07 UTC 
There is KDE 4.10.00, Fedora 18
Trying to record to sd card (connected via USB card reader) causes high cpu load (around 60-80 %);
Recording is very slow (~0.5 MB/s)
Not depended on the program (copyng files via Dolphin, cp or dd, there is sympthoms described above;
In console login (switching by ctrl-alt-f2) this card tells normal speed and CPU load;
On another systems (Fedora 18), but i386 and xfce all OK with this card;

Reproducible: Always

Steps to Reproduce:
0. update to KDE 4.10
1. insert sd card, try to write files on it
2. wait forever, looking on the CPU load
Actual Results:  
write done

Expected Results:  
write done, but a bit faster
Comment 1 Pavel Nedrigailov 2013-02-03 00:16:03 UTC 
looks like after updates from repositories problem has gone