== sanity test 248b: test short_io read and write for both small and large sizes ========================================================== 00:52:01 (1763877121)
bs=53248 count=113 normal buffered write
113+0 records in
113+0 records out
6017024 bytes (6.0 MB, 5.7 MiB) copied, 0.0870254 s, 69.1 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, 2.62985 s, 2.3 MB/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, 8.63096 s, 697 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, 4.15618 s, 1.4 MB/s
test invalid parameter 2MB
error: set_param: setting /sys/fs/lustre/osc/lustre-OST0000-osc-ffff95fb865d8800/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-ffff95fb865d8800.short_io_bytes=512K
osc.lustre-OST0000-osc-ffff95fb865d8800.short_io_bytes=262144
test large parameter 64KB
osc.lustre-OST0000-osc-ffff95fb865d8800.short_io_bytes=65536
osc.lustre-OST0001-osc-ffff95fb865d8800.short_io_bytes=65536
osc.lustre-OST0000-osc-ffff95fb865d8800.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, 2.5206 s, 2.4 MB/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, 1.79367 s, 3.4 MB/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, 0.49219 s, 12.2 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, 0.529758 s, 11.4 MB/s
osc.lustre-OST0000-osc-ffff95fb865d8800.short_io_bytes=16384
osc.lustre-OST0001-osc-ffff95fb865d8800.short_io_bytes=16384