Iozone: Performance Test of File I/O Version $Revision: 3.429 $ Compiled for 64 bit mode. Build: linux Contributors:William Norcott, Don Capps, Isom Crawford, Kirby Collins Al Slater, Scott Rhine, Mike Wisner, Ken Goss Steve Landherr, Brad Smith, Mark Kelly, Dr. Alain CYR, Randy Dunlap, Mark Montague, Dan Million, Gavin Brebner, Jean-Marc Zucconi, Jeff Blomberg, Benny Halevy, Dave Boone, Erik Habbinga, Kris Strecker, Walter Wong, Joshua Root, Fabrice Bacchella, Zhenghua Xue, Qin Li, Darren Sawyer, Vangel Bojaxhi, Ben England, Vikentsi Lapa. Run began: Wed Mar 9 16:34:44 2016 Auto Mode Cross over of record size disabled. Include fsync in write timing Excel chart generation enabled Command line used: iozone -az -i 0 -i 1 -e -R -+T -b /root/odroid-evo64.xls Output is in kBytes/sec Time Resolution = 0.000001 seconds. Processor cache size set to 1024 kBytes. Processor cache line size set to 32 bytes. File stride size set to 17 * record size. random random bkwd record stride kB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 64 4 10099 26970 1336792 1679761 64 8 11971 27515 1648808 1933893 64 16 11739 27003 1679761 2203800 64 32 11998 27597 2067979 2444640 64 64 11749 27175 2222043 2444640 128 4 15216 20759 1391557 1579934 128 8 17264 18934 1561553 1885042 128 16 17304 20938 1732927 2211113 128 32 20163 30577 1885042 2409592 128 64 20003 30433 2175277 2608629 128 128 19844 30082 2336194 2673584 256 4 23728 24883 1231629 1479379 256 8 21694 24755 1347557 1729594 256 16 21772 23471 1487577 1985448 256 32 21707 24775 1581810 2187712 256 64 15385 24883 1673001 2266207 256 128 21770 24561 1718521 2539563 256 256 21778 23167 1829808 2131261 512 4 25053 27541 1055894 1273106 512 8 26311 27715 1180062 1462061 512 16 25203 27583 1299295 1625889 512 32 25323 20934 1391032 1789859 512 64 25294 26765 1475116 1821745 512 128 25111 27735 1541840 1736314 512 256 26346 27499 1630828 1647088 512 512 24939 27182 1286067 1303238 1024 4 27150 24136 1022902 1048113 1024 8 27266 29313 1169078 1199106 1024 16 28048 29515 1197769 1309518 1024 32 22792 29431 1374474 1404591 1024 64 27453 28929 1418039 1460472 1024 128 27310 29375 1490373 1510288 1024 256 23557 29344 1515083 1528019 1024 512 20790 29007 1307923 1317957 1024 1024 27125 24155 1097388 1223356 2048 4 28344 30250 1023487 975263 2048 8 26471 30473 1169525 1168888 2048 16 28623 27734 1291368 1299574 2048 32 28764 27522 1285570 1375312 2048 64 28691 30569 1433135 1417292 2048 128 26562 30468 1446164 1370703 2048 256 28376 27552 1489548 1501525 2048 512 28408 27232 1312681 1331606 2048 1024 28346 30111 1217600 1217600 2048 2048 26224 30071 1189279 1189279 4096 4 27709 29319 1021224 1001986 4096 8 29322 29384 1127746 1171982 4096 16 28038 29642 1285167 1258800 4096 32 29611 29633 1360263 1369917 4096 64 28082 31281 1402231 1410057 4096 128 28133 29521 1405098 1452989 4096 256 27837 30714 1449924 1467511 4096 512 27816 29394 1385271 1372215 4096 1024 28034 30870 1330246 1332102 4096 2048 27856 29302 1322667 1296221 4096 4096 27761 30700 1253748 1248373 8192 4 27823 28833 1021553 1015004 8192 8 27433 27358 1164310 1157407 8192 16 27224 28774 1258376 1265980 8192 32 27438 28005 1342711 1332247 8192 64 28640 30740 1394650 1388227 8192 128 28627 30714 1415565 1440490 8192 256 28252 31286 1443758 1434416 8192 512 27619 30295 1372917 1361708 8192 1024 28254 31176 1338996 1323217 8192 2048 28298 29020 1323421 1330081 8192 4096 28896 30342 1244971 1236904 8192 8192 28836 29560 1282424 1285013 16384 4 28869 30486 1028506 1040182 16384 8 28655 31009 1158379 1167848 16384 16 29109 30363 1253254 1267634 16384 32 29544 30743 1312196 1324590 16384 64 28871 31112 1338444 1356515 16384 128 29275 30806 1364976 1381107 16384 256 28976 30614 1383080 1393429 16384 512 28942 30390 1316823 1332139 16384 1024 28944 30442 1277888 1276393 16384 2048 28949 30435 1261977 1261954 16384 4096 28982 30721 1271763 1268781 16384 8192 28625 30076 1261190 1273932 16384 16384 29256 30126 1212201 1220403 32768 4 28849 30481 1037550 1043831 32768 8 28746 30728 1158455 1163929 32768 16 29205 30959 1243433 1256495 32768 32 29395 30958 1294459 1302074 32768 64 29427 30946 1332356 1337308 32768 128 29477 30998 1347535 1351418 32768 256 29192 30812 1353267 1367377 32768 512 29141 30620 1305662 1290787 32768 1024 29153 30654 1212327 1216512 32768 2048 29339 30475 1249629 1258128 32768 4096 29165 30851 1251403 1259096 32768 8192 29154 30664 1273386 1274721 32768 16384 29301 30465 1206390 1212499 65536 4 22725 26715 1037385 1043481 65536 8 25722 26786 1161926 1167428 65536 16 25712 26795 1242932 1251807 65536 32 25706 26852 1298463 1305760 65536 64 25824 26863 1315376 1339379 65536 128 25990 27023 1324439 1333660 65536 256 25795 26828 1328253 1341523 65536 512 25671 26877 1308837 1313377 65536 1024 25673 26768 1271830 1279925 65536 2048 25842 26748 1243634 1250133 65536 4096 25700 26851 1237041 1241567 65536 8192 25766 26756 1196068 1200356 65536 16384 25861 26819 1243967 1247569 131072 4 22716 23816 1016581 1020125 131072 8 18195 19664 1154260 1161479 131072 16 18667 20411 1222103 1230179 131072 32 19897 20428 1265517 1273075 131072 64 19904 20446 1330452 1341081 131072 128 19917 20475 1320824 1329113 131072 256 19799 20414 1358640 1368856 131072 512 19794 20321 1266494 1276211 131072 1024 19816 20333 1270260 1277343 131072 2048 19813 20361 1236154 1242894 131072 4096 19824 20357 1212754 1217136 131072 8192 19836 20324 1237344 1243046 131072 16384 19836 20391 1201460 1208170 262144 4 19618 20875 1019876 1025257 262144 8 16721 18978 1156388 1166598 262144 16 17098 19901 1249720 1259006 262144 32 16967 20879 1305049 1313794 262144 64 16604 21023 1329195 1335295 262144 128 16693 20789 1360748 1370830 262144 256 16249 21674 1322062 1323083 262144 512 16714 19745 1308645 1316465 262144 1024 16895 20253 1251409 1236872 262144 2048 17167 19649 1259963 1237918 262144 4096 16607 20738 1250466 1257835 262144 8192 16946 20615 1213100 1245245 262144 16384 16793 20411 1241164 1245416 524288 4 18083 20402 1040981 1049653 524288 8 17802 19104 1157580 1164375 524288 16 18100 20167 1249033 1256007 524288 32 18187 20400 1311191 1319833 524288 64 17892 20153 1328091 1335289 524288 128 18267 20283 1351215 1360779 524288 256 18187 20014 1360376 1367637 524288 512 18106 20702 1299846 1306756 524288 1024 17830 20434 1237859 1243612 524288 2048 18004 20816 1247573 1254815 524288 4096 17794 20273 1233760 1238260 524288 8192 18309 19929 1218631 1223991 524288 16384 18410 20404 1215427 1222176 iozone test complete. Excel output is below: "Writer report" "4" "8" "16" "32" "64" "128" "256" "512" "1024" "2048" "4096" "8192" "16384" "64" 10099 11971 11739 11998 11749 "128" 15216 17264 17304 20163 20003 19844 "256" 23728 21694 21772 21707 15385 21770 21778 "512" 25053 26311 25203 25323 25294 25111 26346 24939 "1024" 27150 27266 28048 22792 27453 27310 23557 20790 27125 "2048" 28344 26471 28623 28764 28691 26562 28376 28408 28346 26224 "4096" 27709 29322 28038 29611 28082 28133 27837 27816 28034 27856 27761 "8192" 27823 27433 27224 27438 28640 28627 28252 27619 28254 28298 28896 28836 "16384" 28869 28655 29109 29544 28871 29275 28976 28942 28944 28949 28982 28625 29256 "32768" 28849 28746 29205 29395 29427 29477 29192 29141 29153 29339 29165 29154 29301 "65536" 22725 25722 25712 25706 25824 25990 25795 25671 25673 25842 25700 25766 25861 "131072" 22716 18195 18667 19897 19904 19917 19799 19794 19816 19813 19824 19836 19836 "262144" 19618 16721 17098 16967 16604 16693 16249 16714 16895 17167 16607 16946 16793 "524288" 18083 17802 18100 18187 17892 18267 18187 18106 17830 18004 17794 18309 18410 "Re-writer report" "4" "8" "16" "32" "64" "128" "256" "512" "1024" "2048" "4096" "8192" "16384" "64" 26970 27515 27003 27597 27175 "128" 20759 18934 20938 30577 30433 30082 "256" 24883 24755 23471 24775 24883 24561 23167 "512" 27541 27715 27583 20934 26765 27735 27499 27182 "1024" 24136 29313 29515 29431 28929 29375 29344 29007 24155 "2048" 30250 30473 27734 27522 30569 30468 27552 27232 30111 30071 "4096" 29319 29384 29642 29633 31281 29521 30714 29394 30870 29302 30700 "8192" 28833 27358 28774 28005 30740 30714 31286 30295 31176 29020 30342 29560 "16384" 30486 31009 30363 30743 31112 30806 30614 30390 30442 30435 30721 30076 30126 "32768" 30481 30728 30959 30958 30946 30998 30812 30620 30654 30475 30851 30664 30465 "65536" 26715 26786 26795 26852 26863 27023 26828 26877 26768 26748 26851 26756 26819 "131072" 23816 19664 20411 20428 20446 20475 20414 20321 20333 20361 20357 20324 20391 "262144" 20875 18978 19901 20879 21023 20789 21674 19745 20253 19649 20738 20615 20411 "524288" 20402 19104 20167 20400 20153 20283 20014 20702 20434 20816 20273 19929 20404 "Reader report" "4" "8" "16" "32" "64" "128" "256" "512" "1024" "2048" "4096" "8192" "16384" "64" 1336792 1648808 1679761 2067979 2222043 "128" 1391557 1561553 1732927 1885042 2175277 2336194 "256" 1231629 1347557 1487577 1581810 1673001 1718521 1829808 "512" 1055894 1180062 1299295 1391032 1475116 1541840 1630828 1286067 "1024" 1022902 1169078 1197769 1374474 1418039 1490373 1515083 1307923 1097388 "2048" 1023487 1169525 1291368 1285570 1433135 1446164 1489548 1312681 1217600 1189279 "4096" 1021224 1127746 1285167 1360263 1402231 1405098 1449924 1385271 1330246 1322667 1253748 "8192" 1021553 1164310 1258376 1342711 1394650 1415565 1443758 1372917 1338996 1323421 1244971 1282424 "16384" 1028506 1158379 1253254 1312196 1338444 1364976 1383080 1316823 1277888 1261977 1271763 1261190 1212201 "32768" 1037550 1158455 1243433 1294459 1332356 1347535 1353267 1305662 1212327 1249629 1251403 1273386 1206390 "65536" 1037385 1161926 1242932 1298463 1315376 1324439 1328253 1308837 1271830 1243634 1237041 1196068 1243967 "131072" 1016581 1154260 1222103 1265517 1330452 1320824 1358640 1266494 1270260 1236154 1212754 1237344 1201460 "262144" 1019876 1156388 1249720 1305049 1329195 1360748 1322062 1308645 1251409 1259963 1250466 1213100 1241164 "524288" 1040981 1157580 1249033 1311191 1328091 1351215 1360376 1299846 1237859 1247573 1233760 1218631 1215427 "Re-Reader report" "4" "8" "16" "32" "64" "128" "256" "512" "1024" "2048" "4096" "8192" "16384" "64" 1679761 1933893 2203800 2444640 2444640 "128" 1579934 1885042 2211113 2409592 2608629 2673584 "256" 1479379 1729594 1985448 2187712 2266207 2539563 2131261 "512" 1273106 1462061 1625889 1789859 1821745 1736314 1647088 1303238 "1024" 1048113 1199106 1309518 1404591 1460472 1510288 1528019 1317957 1223356 "2048" 975263 1168888 1299574 1375312 1417292 1370703 1501525 1331606 1217600 1189279 "4096" 1001986 1171982 1258800 1369917 1410057 1452989 1467511 1372215 1332102 1296221 1248373 "8192" 1015004 1157407 1265980 1332247 1388227 1440490 1434416 1361708 1323217 1330081 1236904 1285013 "16384" 1040182 1167848 1267634 1324590 1356515 1381107 1393429 1332139 1276393 1261954 1268781 1273932 1220403 "32768" 1043831 1163929 1256495 1302074 1337308 1351418 1367377 1290787 1216512 1258128 1259096 1274721 1212499 "65536" 1043481 1167428 1251807 1305760 1339379 1333660 1341523 1313377 1279925 1250133 1241567 1200356 1247569 "131072" 1020125 1161479 1230179 1273075 1341081 1329113 1368856 1276211 1277343 1242894 1217136 1243046 1208170 "262144" 1025257 1166598 1259006 1313794 1335295 1370830 1323083 1316465 1236872 1237918 1257835 1245245 1245416 "524288" 1049653 1164375 1256007 1319833 1335289 1360779 1367637 1306756 1243612 1254815 1238260 1223991 1222176