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 19:34:41 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-toshiba16.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 1849 7745 1279447 1638743 64 8 6184 7511 1526887 1947927 64 16 6439 6158 1679761 2203800 64 32 2155 7868 1947927 2467108 64 64 7852 7143 2203800 2467108 128 4 399 7996 1363288 1598754 128 8 10372 11608 1603529 1939522 128 16 4993 7871 1705404 2175277 128 32 12105 13226 1705404 2367096 128 64 7152 8020 2004703 2558895 128 128 11140 10731 2132084 2784517 256 4 9660 11768 1190657 1471270 256 8 15839 15216 1391207 1802167 256 16 9893 11594 1552085 2000242 256 32 13640 14849 1673001 2228578 256 64 10080 11356 1652404 2371308 256 128 15088 15998 1740810 2458168 256 256 7523 11584 1894373 2135500 512 4 783 14088 1062161 1296159 512 8 16281 18219 1230786 1523247 512 16 12914 14635 1340664 1700565 512 32 17308 18178 1458090 1783912 512 64 12359 14853 1483267 1821745 512 128 16731 16882 1528669 1695195 512 256 12108 15003 1650887 1667552 512 512 13683 17500 1289930 1015932 1024 4 13955 17325 1030263 1040748 1024 8 2766 17068 1203474 1236742 1024 16 2815 17201 1309518 1338494 1024 32 2768 17487 1389594 1402756 1024 64 14036 17351 1432225 1442326 1024 128 2771 16850 1481633 1510288 1024 256 14137 17423 1525848 1535668 1024 512 2789 17052 1309518 1317957 1024 1024 13829 17260 1216082 1238168 2048 4 2009 4651 992734 1030733 2048 8 4509 4736 1175124 1172238 2048 16 2789 4746 1309480 1304508 2048 32 2823 4751 1376414 1382840 2048 64 2790 4717 1415191 1335124 2048 128 2816 4662 1461667 1467159 2048 256 2832 4611 1394966 1498120 2048 512 2776 4766 1318727 1238312 2048 1024 2814 4629 1159735 1211760 2048 2048 2822 4744 1203273 1203273 4096 4 2923 2802 1026043 1000003 4096 8 2627 2802 1197303 1201153 4096 16 2628 2795 1301918 1262222 4096 32 2613 2796 1369917 1331173 4096 64 2623 2812 1411447 1423729 4096 128 2634 2754 1360802 1423729 4096 256 2511 2773 1375841 1430725 4096 512 2633 2800 1347778 1289701 4096 1024 2623 2794 1301918 1306075 4096 2048 2632 2797 1268466 1316585 4096 4096 2638 2796 1228203 1237849 8192 4 15666 6154 1020915 1030561 8192 8 6081 12608 1150894 1151704 8192 16 5658 12651 1296994 1280989 8192 32 5763 12657 1304430 1277988 8192 64 5715 12643 1408774 1393632 8192 128 5760 12596 1410220 1442728 8192 256 5741 12403 1424662 1455563 8192 512 5753 12569 1368979 1357619 8192 1024 5728 12417 1313656 1333126 8192 2048 5776 12571 1315114 1325565 8192 4096 5701 12556 1298465 1299300 8192 8192 5763 12592 1282184 1281228 16384 4 8425 14146 1041175 1044562 16384 8 8480 14102 1182539 1191292 16384 16 8390 14342 1269789 1279101 16384 32 8421 14285 1322881 1328482 16384 64 8423 14308 1351367 1363405 16384 128 8434 14313 1370830 1386485 16384 256 9902 14290 1384724 1393316 16384 512 10020 11686 1281415 1289881 16384 1024 8393 14185 1259248 1265463 16384 2048 8412 14098 1223140 1226524 16384 4096 8445 14218 1216407 1219234 16384 8192 8415 14211 1296720 1296818 16384 16384 8454 14274 1223227 1236633 32768 4 11013 15214 1043632 1050252 32768 8 11007 15231 1162807 1174222 32768 16 11067 15256 1257794 1271255 32768 32 10998 15309 1263320 1316089 32768 64 11054 15318 1326915 1338624 32768 128 11049 15323 1342953 1350369 32768 256 10989 15281 1367731 1374790 32768 512 11005 15233 1296877 1272997 32768 1024 11051 15206 1212146 1217234 32768 2048 10977 15204 1212103 1218594 32768 4096 11015 15222 1222094 1230123 32768 8192 11061 15181 1235452 1224195 32768 16384 11059 15244 1207853 1215920 65536 4 12966 15749 1027950 1018795 65536 8 13054 15822 1140909 1159989 65536 16 13033 15849 1272001 1285047 65536 32 13056 15833 1315483 1321021 65536 64 13074 15885 1338427 1354887 65536 128 13114 15840 1363970 1375622 65536 256 13095 15781 1357919 1369529 65536 512 13082 15773 1302024 1321262 65536 1024 13061 15731 1283709 1294439 65536 2048 13907 15746 1252503 1259216 65536 4096 13026 15791 1259291 1266276 65536 8192 13083 15777 1266690 1275962 65536 16384 13091 15798 1243168 1250184 131072 4 13817 14686 1050779 1059227 131072 8 14289 16016 1169178 1175619 131072 16 14279 15973 1262721 1271024 131072 32 14284 16070 1315058 1323743 131072 64 14790 16055 1314954 1324400 131072 128 14367 16132 1356936 1365860 131072 256 14305 16064 1360866 1373789 131072 512 14327 16031 1283496 1284542 131072 1024 14315 16057 1239300 1242330 131072 2048 14317 16062 931319 1236785 131072 4096 14918 15485 1249292 1264906 131072 8192 14838 15484 1268958 1277991 131072 16384 14826 15541 1237180 1242765 262144 4 10345 12710 1024295 1027214 262144 8 11037 12481 1179357 1186135 262144 16 12001 12291 1265631 1276533 262144 32 11149 11763 1314796 1323069 262144 64 10924 10611 1344590 1351781 262144 128 10785 12351 1363167 1371756 262144 256 11578 10765 1374056 1378356 262144 512 12273 11479 1310621 1317135 262144 1024 10829 10543 1211347 1218379 262144 2048 11880 12119 1270188 1276465 262144 4096 11518 12303 1261981 1268210 262144 8192 10366 10335 1235456 1249267 262144 16384 11444 12278 1230145 1238666 524288 4 13113 13615 1029932 1033925 524288 8 13405 12713 1179402 1187036 524288 16 12227 12754 1262513 1274722 524288 32 13160 12892 1306454 1320448 524288 64 12794 12773 1344434 1352393 524288 128 12852 13169 1356772 1366675 524288 256 13234 12769 1366685 1376900 524288 512 12267 12622 1302824 1310002 524288 1024 13189 12450 1204769 1210796 524288 2048 13324 12824 1235467 1240011 524288 4096 13797 13948 1238985 1245186 524288 8192 13061 13251 1241041 1248449 524288 16384 12485 12817 1228510 1234795 iozone test complete. Excel output is below: "Writer report" "4" "8" "16" "32" "64" "128" "256" "512" "1024" "2048" "4096" "8192" "16384" "64" 1849 6184 6439 2155 7852 "128" 399 10372 4993 12105 7152 11140 "256" 9660 15839 9893 13640 10080 15088 7523 "512" 783 16281 12914 17308 12359 16731 12108 13683 "1024" 13955 2766 2815 2768 14036 2771 14137 2789 13829 "2048" 2009 4509 2789 2823 2790 2816 2832 2776 2814 2822 "4096" 2923 2627 2628 2613 2623 2634 2511 2633 2623 2632 2638 "8192" 15666 6081 5658 5763 5715 5760 5741 5753 5728 5776 5701 5763 "16384" 8425 8480 8390 8421 8423 8434 9902 10020 8393 8412 8445 8415 8454 "32768" 11013 11007 11067 10998 11054 11049 10989 11005 11051 10977 11015 11061 11059 "65536" 12966 13054 13033 13056 13074 13114 13095 13082 13061 13907 13026 13083 13091 "131072" 13817 14289 14279 14284 14790 14367 14305 14327 14315 14317 14918 14838 14826 "262144" 10345 11037 12001 11149 10924 10785 11578 12273 10829 11880 11518 10366 11444 "524288" 13113 13405 12227 13160 12794 12852 13234 12267 13189 13324 13797 13061 12485 "Re-writer report" "4" "8" "16" "32" "64" "128" "256" "512" "1024" "2048" "4096" "8192" "16384" "64" 7745 7511 6158 7868 7143 "128" 7996 11608 7871 13226 8020 10731 "256" 11768 15216 11594 14849 11356 15998 11584 "512" 14088 18219 14635 18178 14853 16882 15003 17500 "1024" 17325 17068 17201 17487 17351 16850 17423 17052 17260 "2048" 4651 4736 4746 4751 4717 4662 4611 4766 4629 4744 "4096" 2802 2802 2795 2796 2812 2754 2773 2800 2794 2797 2796 "8192" 6154 12608 12651 12657 12643 12596 12403 12569 12417 12571 12556 12592 "16384" 14146 14102 14342 14285 14308 14313 14290 11686 14185 14098 14218 14211 14274 "32768" 15214 15231 15256 15309 15318 15323 15281 15233 15206 15204 15222 15181 15244 "65536" 15749 15822 15849 15833 15885 15840 15781 15773 15731 15746 15791 15777 15798 "131072" 14686 16016 15973 16070 16055 16132 16064 16031 16057 16062 15485 15484 15541 "262144" 12710 12481 12291 11763 10611 12351 10765 11479 10543 12119 12303 10335 12278 "524288" 13615 12713 12754 12892 12773 13169 12769 12622 12450 12824 13948 13251 12817 "Reader report" "4" "8" "16" "32" "64" "128" "256" "512" "1024" "2048" "4096" "8192" "16384" "64" 1279447 1526887 1679761 1947927 2203800 "128" 1363288 1603529 1705404 1705404 2004703 2132084 "256" 1190657 1391207 1552085 1673001 1652404 1740810 1894373 "512" 1062161 1230786 1340664 1458090 1483267 1528669 1650887 1289930 "1024" 1030263 1203474 1309518 1389594 1432225 1481633 1525848 1309518 1216082 "2048" 992734 1175124 1309480 1376414 1415191 1461667 1394966 1318727 1159735 1203273 "4096" 1026043 1197303 1301918 1369917 1411447 1360802 1375841 1347778 1301918 1268466 1228203 "8192" 1020915 1150894 1296994 1304430 1408774 1410220 1424662 1368979 1313656 1315114 1298465 1282184 "16384" 1041175 1182539 1269789 1322881 1351367 1370830 1384724 1281415 1259248 1223140 1216407 1296720 1223227 "32768" 1043632 1162807 1257794 1263320 1326915 1342953 1367731 1296877 1212146 1212103 1222094 1235452 1207853 "65536" 1027950 1140909 1272001 1315483 1338427 1363970 1357919 1302024 1283709 1252503 1259291 1266690 1243168 "131072" 1050779 1169178 1262721 1315058 1314954 1356936 1360866 1283496 1239300 931319 1249292 1268958 1237180 "262144" 1024295 1179357 1265631 1314796 1344590 1363167 1374056 1310621 1211347 1270188 1261981 1235456 1230145 "524288" 1029932 1179402 1262513 1306454 1344434 1356772 1366685 1302824 1204769 1235467 1238985 1241041 1228510 "Re-Reader report" "4" "8" "16" "32" "64" "128" "256" "512" "1024" "2048" "4096" "8192" "16384" "64" 1638743 1947927 2203800 2467108 2467108 "128" 1598754 1939522 2175277 2367096 2558895 2784517 "256" 1471270 1802167 2000242 2228578 2371308 2458168 2135500 "512" 1296159 1523247 1700565 1783912 1821745 1695195 1667552 1015932 "1024" 1040748 1236742 1338494 1402756 1442326 1510288 1535668 1317957 1238168 "2048" 1030733 1172238 1304508 1382840 1335124 1467159 1498120 1238312 1211760 1203273 "4096" 1000003 1201153 1262222 1331173 1423729 1423729 1430725 1289701 1306075 1316585 1237849 "8192" 1030561 1151704 1280989 1277988 1393632 1442728 1455563 1357619 1333126 1325565 1299300 1281228 "16384" 1044562 1191292 1279101 1328482 1363405 1386485 1393316 1289881 1265463 1226524 1219234 1296818 1236633 "32768" 1050252 1174222 1271255 1316089 1338624 1350369 1374790 1272997 1217234 1218594 1230123 1224195 1215920 "65536" 1018795 1159989 1285047 1321021 1354887 1375622 1369529 1321262 1294439 1259216 1266276 1275962 1250184 "131072" 1059227 1175619 1271024 1323743 1324400 1365860 1373789 1284542 1242330 1236785 1264906 1277991 1242765 "262144" 1027214 1186135 1276533 1323069 1351781 1371756 1378356 1317135 1218379 1276465 1268210 1249267 1238666 "524288" 1033925 1187036 1274722 1320448 1352393 1366675 1376900 1310002 1210796 1240011 1245186 1248449 1234795