Christoph Anton Mitterer posted on Sat, 19 Dec 2015 01:00:55 +0100 as excerpted: > How, exactly, do you propose that filefrag understand this? It is > getting the information from the fiemap ioctl: > > https://www.kernel.org/doc/Documentation/filesystems/fiemap.txt > > and the problem is that fiemap returns the logical length of the extent, > but not the *physical* length of the extent. So this is why the > filefrag is show what appears to be overlapping extents: Thanks. The devs might have known that, but you definitely just expanded my own knowledge and understanding of the subject. (I had tried to make sense of filefrag -v and couldn't, here. After reading your relay of Ted's reply, the output makes /much/ better sense to me! =:^) -- Duncan - List replies preferred. No HTML msgs. "Every nonfree program has a lord, a master -- and if you use the program, he is your master." Richard Stallman -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
