== sanity test 248b: test short_io read and write for both small and large sizes ========================================================== 19:58:53 (1785455933)
bs=53248 count=113 normal buffered write
113+0 records in
113+0 records out
6017024 bytes (6.0 MB, 5.7 MiB) copied, 0.227257 s, 26.5 MB/s
bs=47008 count=128 oflag=dsync normal write f248b.sanity.0
128+0 records in
128+0 records out
6017024 bytes (6.0 MB, 5.7 MiB) copied, 9.29155 s, 648 kB/s
bs=11752 count=512 oflag=dsync small write f248b.sanity.1
512+0 records in
512+0 records out
6017024 bytes (6.0 MB, 5.7 MiB) copied, 36.6349 s, 164 kB/s
bs=4096 count=1469 iflag=direct small read f248b.sanity.1
1469+0 records in
1469+0 records out
6017024 bytes (6.0 MB, 5.7 MiB) copied, 14.6172 s, 412 kB/s
test invalid parameter 2MB
error: set_param: setting /sys/fs/lustre/osc/lustre-OST0000-osc-ffff979d27862800/short_io_bytes=2M: Numerical result out of range
error: set_param: setting 'osc/lustre-OST0000*/short_io_bytes'='2M': Numerical result out of range
test maximum parameter 512KB
osc.lustre-OST0000-osc-ffff979d27862800.short_io_bytes=512K
osc.lustre-OST0000-osc-ffff979d27862800.short_io_bytes=262144
test large parameter 64KB
osc.lustre-OST0000-osc-ffff979d27862800.short_io_bytes=65536
osc.lustre-OST0001-osc-ffff979d27862800.short_io_bytes=65536
osc.lustre-OST0000-osc-ffff979d27862800.short_io_bytes=65536
bs=47008 count=128 oflag=dsync large write f248b.sanity.2
128+0 records in
128+0 records out
6017024 bytes (6.0 MB, 5.7 MiB) copied, 9.65274 s, 623 kB/s
bs=53248 count=113 oflag=direct large write f248b.sanity.3
113+0 records in
113+0 records out
6017024 bytes (6.0 MB, 5.7 MiB) copied, 7.77354 s, 774 kB/s
bs=53248 count=113 iflag=direct large read f248b.sanity.2
113+0 records in
113+0 records out
6017024 bytes (6.0 MB, 5.7 MiB) copied, 1.78797 s, 3.4 MB/s
bs=53248 count=113 iflag=direct large read f248b.sanity.3
113+0 records in
113+0 records out
6017024 bytes (6.0 MB, 5.7 MiB) copied, 1.37214 s, 4.4 MB/s
osc.lustre-OST0000-osc-ffff979d27862800.short_io_bytes=16384
osc.lustre-OST0001-osc-ffff979d27862800.short_io_bytes=16384