Running 'prepare' in fileio test with --file-extra-flags=direct fails

[Alexey Kopytov]

./sysbench --test=fileio --file-total-size=1G --file-test-mode=rndrw --max-time=18000 --max-requests=0 --num-threads=4 --rand-init=on --file-num=2 --file-fsync-freq=0 --file-block-size=16384 --report-interval=10 --file-extra-flags=direct prepare
sysbench 0.5: multi-threaded system evaluation benchmark

2 files, 524288Kb each, 1024Mb total
Creating files for the test...
Extra file open flags: 3
Creating file test_file.0
FATAL: Failed to write file! errno = 9 (Bad file descriptor)

[Alexey Kopytov (akopytov)]

Fixed in trunk.

[Pratap (pratap-g)]

sysbench --test=fileio --file-total-size=150G prepare
sysbench 0.4.12: multi-threaded system evaluation benchmark

128 files, 1228800Kb each, 153600Mb total
Creating files for the test...
FATAL: Failed to write file! errno = 28 (0Äôý)

[Alexey Kopytov (akopytov)]

errno = 28 is "No space left on device".