SD card卡住 - Linux
By Genevieve
at 2010-04-30T20:23
at 2010-04-30T20:23
Table of Contents
我今天測試SD卡熱插拔的功能.
原本SD卡在正常mount狀態,
當我忽然移掉 SD 卡之後,
第一次cp寫入檔案系統可以判斷出異常
root:/mnt# cp /dvr/dvr sd1
mmcblk0: error 1 sending read/write command
end_request: I/O error, dev mmcblk0, sector 8256
FAT: FAT read failed (blocknr 64)
cp: writing `sd1/dvr': Input/output error
Enabling 4 bit mode
Enabling 4 bit mode
Enabling 4 bit mode
end_request: I/O error, dev mmcblk0, sector 8193
Buffer I/O error on device mmcblk0p1, logical block 1
lost page write due to I/O error on mmcblk0p1
第二次故意再寫一次就會整個卡住.
root:/mnt# cp /dvr/dvr sd1
有人找過是什麼原因嗎?
root:/# uname -a
Linux 192.168.3.29 2.6.18-arm #1 PREEMPT Sat Apr 17 11:37:08
CST 2010 armv5tejl GNU/Linux
--
PTT - codejob 板,歡迎來參觀
提供發案園地,與交流討論接案經驗
--
原本SD卡在正常mount狀態,
當我忽然移掉 SD 卡之後,
第一次cp寫入檔案系統可以判斷出異常
root:/mnt# cp /dvr/dvr sd1
mmcblk0: error 1 sending read/write command
end_request: I/O error, dev mmcblk0, sector 8256
FAT: FAT read failed (blocknr 64)
cp: writing `sd1/dvr': Input/output error
Enabling 4 bit mode
Enabling 4 bit mode
Enabling 4 bit mode
end_request: I/O error, dev mmcblk0, sector 8193
Buffer I/O error on device mmcblk0p1, logical block 1
lost page write due to I/O error on mmcblk0p1
第二次故意再寫一次就會整個卡住.
root:/mnt# cp /dvr/dvr sd1
有人找過是什麼原因嗎?
root:/# uname -a
Linux 192.168.3.29 2.6.18-arm #1 PREEMPT Sat Apr 17 11:37:08
CST 2010 armv5tejl GNU/Linux
--
PTT - codejob 板,歡迎來參觀
提供發案園地,與交流討論接案經驗
--
Tags:
Linux
All Comments
By Steve
at 2010-05-03T17:01
at 2010-05-03T17:01
By Yuri
at 2010-05-06T16:03
at 2010-05-06T16:03
By Bethany
at 2010-05-07T13:29
at 2010-05-07T13:29
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