USB Flash Drive has I/O issues after connecting to RPi - Raspberry Pi Forums

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i have usb flash drive connected rpi running nas server. mounted drive fat32 directly rpi. after day or so, rpi wasn't able read anymore. connected pc , complained i/o issues , had format usable.

time formatted same flash drive ntfs , plugged in through usb hub. again, after few days, have same error. idea why happening.

error logs:

code: select all

jun 19 14:44:28 raspberrypi kernel: [    6.054864] sd 0:0:0:0: [sda] no caching mode page found jun 19 14:44:28 raspberrypi kernel: [    6.068062] sd 0:0:0:0: [sda] assuming drive cache: write through jun 19 14:44:28 raspberrypi kernel: [    6.085814] sd 0:0:0:0: [sda] no caching mode page found jun 19 14:44:28 raspberrypi kernel: [    6.100444] sd 0:0:0:0: [sda] assuming drive cache: write through jun 19 14:44:28 raspberrypi kernel: [    6.194501] sd 0:0:0:0: [sda] no caching mode page found jun 19 14:44:28 raspberrypi kernel: [    6.208054] sd 0:0:0:0: [sda] assuming drive cache: write through jun 19 14:44:28 raspberrypi kernel: [ 7888.282933] end_request: i/o error, dev sdb, sector 14717344 jun 19 14:44:28 raspberrypi kernel: [ 7888.282953] buffer i/o error on device sdb1, logical block 1839400 jun 19 14:44:28 raspberrypi kernel: [ 7888.282996] buffer i/o error on device sdb1, logical block 1839401 jun 19 14:44:28 raspberrypi kernel: [ 7888.283026] buffer i/o error on device sdb1, logical block 1839402 jun 19 14:44:28 raspberrypi kernel: [ 7888.283044] buffer i/o error on device sdb1, logical block 1839403 jun 19 14:44:28 raspberrypi kernel: [ 7888.283060] buffer i/o error on device sdb1, logical block 1839404 jun 19 14:44:28 raspberrypi kernel: [ 7888.283076] buffer i/o error on device sdb1, logical block 1839405 jun 19 14:44:28 raspberrypi kernel: [ 7888.283092] buffer i/o error on device sdb1, logical block 1839406 jun 19 14:44:28 raspberrypi kernel: [ 7888.283107] buffer i/o error on device sdb1, logical block 1839407 jun 19 14:44:28 raspberrypi kernel: [ 7888.283122] buffer i/o error on device sdb1, logical block 1839408 jun 19 14:44:28 raspberrypi kernel: [ 7888.283138] buffer i/o error on device sdb1, logical block 1839409
how i'm mounting it.

code: select all

uuid=a8b4d824b4d7f334 /media/lexar auto rw,defaults 0 0



raspberrypi



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