2017-09-12 11:42 GMT+03:00 Marat Khalili <[email protected]>: > On 12/09/17 11:25, Timofey Titovets wrote: >> >> AFAIK, if while read BTRFS get Read Error in RAID1, application will >> also see that error and if application can't handle it -> you got a >> problems >> >> So Btrfs RAID1 ONLY protect data, not application (qemu in your case). > > That's news to me! Why doesn't it try another copy and when does it correct > the error then? Any idea on how to work it around at least for qemu? > (Assemble the array from within the VM?) > > > -- > > With Best Regards, > Marat Khalili
Can't reproduce that on latest kernel: 4.13.1 For reproduce i use 2 usb flash disk in btrfs raid1 + fio test for generate load While test i pull down one flash drive, some time ago (year?) this produce fio error, at now test continues without problems. -- Have a nice day, Timofey. -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
