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2
votes
1answer
264 views

Block device cache v.s. a filesystem

Block devices provide buffering. This means that write() on a block device can return success, before the kernel has written the data to the device. A program can wait for all the buffered writes by ...
2
votes
0answers
87 views

linux: Discard dirty pages for block device (on usb disconnect)

When forcefully removing a USB device on linux while there are outstanding writes to the device the kernel log fills up with blk_update_request: I/O error, dev sdg, sector 50618368 Buffer I/O error ...
3
votes
0answers
137 views

xdelta3 fails to decode on block device

I'm trying to use xdelta3 to bring a remote block device into sync with a local one. I'm able to easily generate a xdelta3 patch file using the command: xdelta3 -e -B 33554432 -v -9 -I 0 -s /dev/...
17
votes
5answers
5k views

Is there a way to sync only one partition?

Is there a way to sync only one partition instead of all partitions? Something like "sync /dev/sdc1".