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 16:02:27 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-evoplus32.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 11638 12034 1279447 1648808 64 8 9803 18588 1526887 1947927 64 16 9825 18659 1734015 2133730 64 32 9842 18723 1947927 2467108 64 64 9805 18615 2133730 2561267 128 4 17206 30710 1363288 1684006 128 8 17179 30918 1561553 1967960 128 16 17309 30924 1732927 2132084 128 32 17374 30954 1939522 2336194 128 64 19869 30643 2027414 2511022 128 128 19802 30381 2238774 2727923 256 4 23559 24966 1224606 1479379 256 8 21828 14965 1384034 1715775 256 16 21958 23670 1514860 1924938 256 32 21938 22832 1619994 2170027 256 64 23847 24938 1683493 2350543 256 128 21878 24880 1729594 2533571 256 256 21779 23392 1802167 2152625 512 4 24955 27620 1077618 1273106 512 8 26495 27912 1249404 1496706 512 16 25280 20325 1296159 1610042 512 32 25410 27907 1434711 1803387 512 64 25386 26957 1492545 1783912 512 128 25367 27803 1537424 1747618 512 256 25143 27662 1635797 1689859 512 512 26351 27426 1010197 1286838 1024 4 21725 29368 1029029 1046071 1024 8 27427 28968 1171629 1189146 1024 16 27277 11449 1286763 1195102 1024 32 15344 15272 1369216 1402756 1024 64 16736 19364 1420384 1294520 1024 128 16524 18907 1475525 1501313 1024 256 27351 29423 1523683 1506051 1024 512 28010 29241 1307923 1271902 1024 1024 21749 29253 1051449 1211964 2048 4 28012 27496 1017908 1034956 2048 8 28650 27781 1182403 1119675 2048 16 29158 30661 1294482 1299574 2048 32 25669 30616 1284801 1368956 2048 64 26310 30401 1417292 1417526 2048 128 28802 26976 1363523 1478523 2048 256 28944 27601 1484143 1493692 2048 512 28458 30245 1254773 1340124 2048 1024 28446 26645 1209712 1222626 2048 2048 28409 26371 1190598 1198405 4096 4 29160 31035 1026840 1033574 4096 8 26355 31219 1181493 1181818 4096 16 27013 31149 1244574 1296612 4096 32 29580 28000 1333757 1303202 4096 64 29811 29797 1412376 1416919 4096 128 28193 31347 1400859 1445288 4096 256 29299 27842 1458664 1470777 4096 512 29237 27384 1373971 1329011 4096 1024 29251 29608 1288444 1337183 4096 2048 21647 25636 1320430 1323482 4096 4096 22816 24174 1249553 1245025 8192 4 27088 28399 1029665 1019673 8192 8 26638 28799 1166128 1176147 8192 16 28778 30128 1272073 1251046 8192 32 29290 30921 1295381 1334420 8192 64 28597 30175 1371492 1412655 8192 128 29264 30878 1428393 1411668 8192 256 28516 30658 1404455 1451198 8192 512 29009 29112 1369415 1344708 8192 1024 29048 30512 1299939 1335457 8192 2048 28316 30566 1296848 1300726 8192 4096 28472 30545 1244791 1235970 8192 8192 28300 30601 1275000 1264769 16384 4 28889 29993 1031285 1037951 16384 8 29418 30731 1180730 1182864 16384 16 28927 31187 1259733 1275895 16384 32 29273 30441 1321406 1331597 16384 64 29665 30825 1344282 1359440 16384 128 29278 30844 1362486 1374147 16384 256 29074 30667 1376239 1374614 16384 512 28182 30510 1324590 1333017 16384 1024 28982 30430 1287850 1302570 16384 2048 29017 30533 1257681 1257773 16384 4096 29234 30059 1233260 1230940 16384 8192 28890 30783 1185353 1186213 16384 16384 28544 30442 1186213 1186807 32768 4 27985 29743 1018460 1026469 32768 8 28373 30168 1166161 1173420 32768 16 28903 30171 1229341 1237043 32768 32 29043 30456 1307313 1319855 32768 64 28610 30321 1304620 1305079 32768 128 28699 29933 1319158 1324434 32768 256 28598 29893 1361809 1369612 32768 512 28398 30128 1297391 1306071 32768 1024 29133 30656 1276853 1278694 32768 2048 29153 30705 1273186 1281197 32768 4096 28779 30669 1209649 1217418 32768 8192 29186 30682 1237979 1248346 32768 16384 29149 30624 1206082 1205998 65536 4 25523 21175 1046783 1052535 65536 8 25319 26493 1166764 1172903 65536 16 25457 26441 1259458 1266176 65536 32 25454 26523 1305418 1315086 65536 64 25414 26609 1327663 1344791 65536 128 25375 26541 1356150 1367607 65536 256 25351 26423 1363740 1374212 65536 512 25317 26220 1300650 1306095 65536 1024 25591 26573 1250713 1254040 65536 2048 25526 26617 1231394 1237270 65536 4096 25624 26686 1254229 1262055 65536 8192 25597 26443 1237977 1242814 65536 16384 25528 26262 1220070 1225039 131072 4 21427 23480 1047244 1052795 131072 8 17169 20273 1166920 1176441 131072 16 19135 21168 1236423 1246866 131072 32 20640 21224 1272828 1279773 131072 64 20539 21434 1334787 1350493 131072 128 20037 20970 1327740 1339068 131072 256 20490 21216 1368427 1374496 131072 512 20413 21307 1306252 1313650 131072 1024 20441 21208 1258190 1269401 131072 2048 20401 21131 1215881 1225383 131072 4096 20461 21139 1255288 1259446 131072 8192 20563 21145 1256283 1260876 131072 16384 19918 21108 1219071 1226736 262144 4 18850 14253 1053451 1060169 262144 8 16231 20833 1173638 1180009 262144 16 16955 20135 1239329 1246890 262144 32 16338 19702 1312734 1318506 262144 64 16907 19205 1335370 1344439 262144 128 16538 20732 1322857 1328832 262144 256 16182 21177 1359420 1366337 262144 512 18267 9176 1313965 1322476 262144 1024 20194 18629 1266604 1273427 262144 2048 16432 20723 1282964 1284818 262144 4096 16429 20958 1247490 1253510 262144 8192 16435 21039 1264594 1272779 262144 16384 16653 20681 1205077 1211885 524288 4 17628 20551 1028713 1021589 524288 8 17582 19946 1171477 1177942 524288 16 17987 14462 1269990 1276596 524288 32 17134 20824 1314104 1323555 524288 64 17438 18107 1299482 1310045 524288 128 17512 20415 1351226 1361256 524288 256 17699 20200 1362169 1367765 524288 512 17914 20690 1294081 1300562 524288 1024 17383 20226 1233024 1239782 524288 2048 17860 20281 1246476 1251200 524288 4096 17826 20522 1220503 1211660 524288 8192 17558 20774 1227435 1232682 524288 16384 17719 20322 1201974 1210849 iozone test complete. Excel output is below: "Writer report" "4" "8" "16" "32" "64" "128" "256" "512" "1024" "2048" "4096" "8192" "16384" "64" 11638 9803 9825 9842 9805 "128" 17206 17179 17309 17374 19869 19802 "256" 23559 21828 21958 21938 23847 21878 21779 "512" 24955 26495 25280 25410 25386 25367 25143 26351 "1024" 21725 27427 27277 15344 16736 16524 27351 28010 21749 "2048" 28012 28650 29158 25669 26310 28802 28944 28458 28446 28409 "4096" 29160 26355 27013 29580 29811 28193 29299 29237 29251 21647 22816 "8192" 27088 26638 28778 29290 28597 29264 28516 29009 29048 28316 28472 28300 "16384" 28889 29418 28927 29273 29665 29278 29074 28182 28982 29017 29234 28890 28544 "32768" 27985 28373 28903 29043 28610 28699 28598 28398 29133 29153 28779 29186 29149 "65536" 25523 25319 25457 25454 25414 25375 25351 25317 25591 25526 25624 25597 25528 "131072" 21427 17169 19135 20640 20539 20037 20490 20413 20441 20401 20461 20563 19918 "262144" 18850 16231 16955 16338 16907 16538 16182 18267 20194 16432 16429 16435 16653 "524288" 17628 17582 17987 17134 17438 17512 17699 17914 17383 17860 17826 17558 17719 "Re-writer report" "4" "8" "16" "32" "64" "128" "256" "512" "1024" "2048" "4096" "8192" "16384" "64" 12034 18588 18659 18723 18615 "128" 30710 30918 30924 30954 30643 30381 "256" 24966 14965 23670 22832 24938 24880 23392 "512" 27620 27912 20325 27907 26957 27803 27662 27426 "1024" 29368 28968 11449 15272 19364 18907 29423 29241 29253 "2048" 27496 27781 30661 30616 30401 26976 27601 30245 26645 26371 "4096" 31035 31219 31149 28000 29797 31347 27842 27384 29608 25636 24174 "8192" 28399 28799 30128 30921 30175 30878 30658 29112 30512 30566 30545 30601 "16384" 29993 30731 31187 30441 30825 30844 30667 30510 30430 30533 30059 30783 30442 "32768" 29743 30168 30171 30456 30321 29933 29893 30128 30656 30705 30669 30682 30624 "65536" 21175 26493 26441 26523 26609 26541 26423 26220 26573 26617 26686 26443 26262 "131072" 23480 20273 21168 21224 21434 20970 21216 21307 21208 21131 21139 21145 21108 "262144" 14253 20833 20135 19702 19205 20732 21177 9176 18629 20723 20958 21039 20681 "524288" 20551 19946 14462 20824 18107 20415 20200 20690 20226 20281 20522 20774 20322 "Reader report" "4" "8" "16" "32" "64" "128" "256" "512" "1024" "2048" "4096" "8192" "16384" "64" 1279447 1526887 1734015 1947927 2133730 "128" 1363288 1561553 1732927 1939522 2027414 2238774 "256" 1224606 1384034 1514860 1619994 1683493 1729594 1802167 "512" 1077618 1249404 1296159 1434711 1492545 1537424 1635797 1010197 "1024" 1029029 1171629 1286763 1369216 1420384 1475525 1523683 1307923 1051449 "2048" 1017908 1182403 1294482 1284801 1417292 1363523 1484143 1254773 1209712 1190598 "4096" 1026840 1181493 1244574 1333757 1412376 1400859 1458664 1373971 1288444 1320430 1249553 "8192" 1029665 1166128 1272073 1295381 1371492 1428393 1404455 1369415 1299939 1296848 1244791 1275000 "16384" 1031285 1180730 1259733 1321406 1344282 1362486 1376239 1324590 1287850 1257681 1233260 1185353 1186213 "32768" 1018460 1166161 1229341 1307313 1304620 1319158 1361809 1297391 1276853 1273186 1209649 1237979 1206082 "65536" 1046783 1166764 1259458 1305418 1327663 1356150 1363740 1300650 1250713 1231394 1254229 1237977 1220070 "131072" 1047244 1166920 1236423 1272828 1334787 1327740 1368427 1306252 1258190 1215881 1255288 1256283 1219071 "262144" 1053451 1173638 1239329 1312734 1335370 1322857 1359420 1313965 1266604 1282964 1247490 1264594 1205077 "524288" 1028713 1171477 1269990 1314104 1299482 1351226 1362169 1294081 1233024 1246476 1220503 1227435 1201974 "Re-Reader report" "4" "8" "16" "32" "64" "128" "256" "512" "1024" "2048" "4096" "8192" "16384" "64" 1648808 1947927 2133730 2467108 2561267 "128" 1684006 1967960 2132084 2336194 2511022 2727923 "256" 1479379 1715775 1924938 2170027 2350543 2533571 2152625 "512" 1273106 1496706 1610042 1803387 1783912 1747618 1689859 1286838 "1024" 1046071 1189146 1195102 1402756 1294520 1501313 1506051 1271902 1211964 "2048" 1034956 1119675 1299574 1368956 1417526 1478523 1493692 1340124 1222626 1198405 "4096" 1033574 1181818 1296612 1303202 1416919 1445288 1470777 1329011 1337183 1323482 1245025 "8192" 1019673 1176147 1251046 1334420 1412655 1411668 1451198 1344708 1335457 1300726 1235970 1264769 "16384" 1037951 1182864 1275895 1331597 1359440 1374147 1374614 1333017 1302570 1257773 1230940 1186213 1186807 "32768" 1026469 1173420 1237043 1319855 1305079 1324434 1369612 1306071 1278694 1281197 1217418 1248346 1205998 "65536" 1052535 1172903 1266176 1315086 1344791 1367607 1374212 1306095 1254040 1237270 1262055 1242814 1225039 "131072" 1052795 1176441 1246866 1279773 1350493 1339068 1374496 1313650 1269401 1225383 1259446 1260876 1226736 "262144" 1060169 1180009 1246890 1318506 1344439 1328832 1366337 1322476 1273427 1284818 1253510 1272779 1211885 "524288" 1021589 1177942 1276596 1323555 1310045 1361256 1367765 1300562 1239782 1251200 1211660 1232682 1210849