On 2019-03-05 15:43:05 +0100, Vincent Lefevre wrote: > I've done a test with "iozone -a -e", and with this -e option > (to include fsync), the operations are much slower than on the > other machine. > > zira:~> iozone -a -e > [...] > random > random bkwd record stride > kB reclen write rewrite read reread read > write read rewrite read fwrite frewrite fread freread > 64 4 1821 1987 1922 3703 3657 > 1770 1621 1628 1697 1707 1773 1879725 2892445 > 64 8 1606 1684 1713 3493 3476 > 1700 1765 1730 1812 2135 1852 2278628 3406295 > 64 16 1807 1823 1986 3898 3798 > 1977 1813 1988 1871 2049 3320 2561267 4018152 > 64 32 1702 1714 1755 3494 3683 > 1741 1841 1796 1737 1633 1674 1879725 4018152 > 64 64 1808 1790 1632 3314 3387 > 2254 1995 1843 1984 1789 1820 2801873 3203069 > [...]
I meant, except fread and freread. -- Vincent Lefèvre <[email protected]> - Web: <https://www.vinc17.net/> 100% accessible validated (X)HTML - Blog: <https://www.vinc17.net/blog/> Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)
