Hello, Jilles. You wrote 13 мая 2011 г., 3:03:27: >> It is like madvise(2) but for file descriptors. > An effect like POSIX_FADV_SEQUENTIAL can be obtained with the > F_READAHEAD or F_RDAHEAD fcntl(2) requests. The implementation is > divided between the generic VFS layer and various filesystems (cd9660, > ext2fs, msdosfs, nfs, xfs and ufs appear to use the information to some > degree). Does read ahead turned on by default (for UFS), as here is vfs.read_max? Or vfs.read_max is only "upper bound" for F_READAHEAD and it is turned off by default completely?
-- // Black Lion AKA Lev Serebryakov <l...@freebsd.org> _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org"
