Hi All, This is neto from Brazil How are you? Running fio on Windows 64 bits with offset, zonesize and zoneskip and fio stops to respond -- Random.sh - to generate config.fio file cat > config.fio << EOF [global] bs=8k ioengine=windowsaio size=1024g iodepth=3 numjobs=2 direct=1 runtime=30 file_service_type=random rw=randrw rwmixread=80 rwmixwrite=20 thread unified_rw_reporting=1 group_reporting=1 randrepeat=0 norandommap=1 EOF loops=1 OFFSET=0 USERS=0016 MEGABYTES=8192 while [[ $loops -le 8 ]] ; do JOBNUMBER=$loops loops=$(expr $loops + 1) OFFSET=`echo $(( $RANDOM % 134217728000 * 1024))` cat >> config.fio << EOF [PhysicalDrive$JOBNUMBER] filename=\\\\.\PhysicalDrive$JOBNUMBER size=125g offset=$OFFSET zonesize=`echo $((RANDOM%1000001+200000000))` zoneskip=`echo $((RANDOM%2000001+500000000))` EOF done -- config.fio [global] bs=8k ioengine=windowsaio size=1024g iodepth=3 numjobs=2 direct=1 runtime=30 file_service_type=random rw=randrw rwmixread=80 rwmixwrite=20 thread unified_rw_reporting=1 group_reporting=1 randrepeat=0 norandommap=1 [PhysicalDrive1] filename=\\.\PhysicalDrive1 size=125g offset=14062592 zonesize=200003129 zoneskip=500017345 [PhysicalDrive2] filename=\\.\PhysicalDrive2 size=125g offset=11035648 zonesize=200020109 zoneskip=500027097 [PhysicalDrive3] filename=\\.\PhysicalDrive3 size=125g offset=29750272 zonesize=200001897 zoneskip=500026993 [PhysicalDrive4] filename=\\.\PhysicalDrive4 size=125g offset=20156416 zonesize=200015008 zoneskip=500013464 [PhysicalDrive5] filename=\\.\PhysicalDrive5 size=125g offset=27099136 zonesize=200002460 zoneskip=500027452 [PhysicalDrive6] filename=\\.\PhysicalDrive6 size=125g offset=32296960 zonesize=200001144 zoneskip=500002836 [PhysicalDrive7] filename=\\.\PhysicalDrive7 size=125g offset=7057408 zonesize=200013388 zoneskip=500027799 [PhysicalDrive8] filename=\\.\PhysicalDrive8 size=125g offset=21437440 zonesize=200011927 zoneskip=500019535 When I run, I've got a pop-up message on windows - fio.exe has stopped working ... NOTE: If I remove zoneskip and zonesize- everything works. Could you please help me understand what am I doing wrong? Thank you very much neto -- To unsubscribe from this list: send the line "unsubscribe fio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html