[kde] [Bug 314316] New: record to sd-card (via USB 2.0) is very slow and high-load cpu

[pavel.nedr at gmail.com]

https://bugs.kde.org/show_bug.cgi?id=314316

            Bug ID: 314316
           Summary: record to sd-card (via USB 2.0) is very slow and
                    high-load cpu
    Classification: Unclassified
           Product: kde
           Version: Git
          Platform: Fedora RPMs
                OS: Linux
            Status: UNCONFIRMED
          Severity: major
          Priority: NOR
         Component: general
          Assignee: unassigned-bugs at kde.org
          Reporter: pavel.nedr at gmail.com

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

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