On 2015-03-08 15:34, Zbigniew Jędrzejewski-Szmek wrote: > On Sun, Mar 08, 2015 at 12:48:27PM +0100, Goffredo Baroncelli wrote: >> From: Goffredo Baroncelli <[email protected]> >> >> Add a new tmpfiles.d snippets to set the NOCOW attributes for the >> journal files. This allow better perfomance when the root file system >> is BTRFS. Pay attention that the NOCOW flags disables the checksum and >> prevent scrub to rebuild a corruputed journal. >> >> Signed-off-by: Goffredo Baroncelli <[email protected]> > Please drop the SOB. > >> +# set the journal file as NOCOW; only valid for BTRFS filesystem >> +h /var/log/journal/%m - - - - +C > Shouldn't this be 'H'?
Hi, if a directory is marked as +C, each *new* files inherited the NOCOW flag: $ mkdir test $ lsattr -d test/ ---------------- test/ $ dd if=/dev/zero of=test/one bs=1M count=1 $ lsattr -a test ---------------- test/. ---------------- test/.. ---------------- test/one $ chattr +C test $ dd if=/dev/zero of=test/two bs=1M count=1 $ lsattr -a test ---------------C test/. ---------------- test/.. ---------------- test/one ---------------C test/two > Zbyszek > Goffredo -- gpg @keyserver.linux.it: Goffredo Baroncelli <kreijackATinwind.it> Key fingerprint BBF5 1610 0B64 DAC6 5F7D 17B2 0EDA 9B37 8B82 E0B5 _______________________________________________ systemd-devel mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/systemd-devel
