Am 10.06.2013 05:18, schrieb Anatol Pomozov: > "sync" is not a workaround, it is a right solution. You are wrong. > Under the hood copying in linux works following way. Every time you read > something from disk the file information will stay cached in memory region > called "buffer cache". That is true - on a mounted file system. Writing directly to a block device (like /dev/sdb) does not use the buffer cache in any way. > 3) Call "dd" operation with "conv=fsync" flag, this tells that dd should > not return until all data is written to the device. Again, fsync only affects files on a mounted file system, not raw block devices.
Attachment:
signature.asc
Description: OpenPGP digital signature
