On Sun, 24 Aug 2014 19:46:41 +0200, Flash ROM wrote: >> Happens a 100% of the time here, annoyingly. As mentioned, 3.15 was >> working for me, and still does. Multiple reboots and it happens >> immediately on boot even before gdm comes up. > Would be logical to do block-level I/O tracing to get idea WHAT is this > IO, right?
Or you could just use proper tools for this: iotop: http://guichaz.free.fr/iotop/ iosnoop: http://www.brendangregg.com/blog/2014-07-16/iosnoop-for-linux.html Probably either a continuing balance or autodefrag vs. systemd's logging. -h -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html