== sanity test 248b: test short_io read and write for both small and large sizes ========================================================== 16:13:30 (1787861610)
bs=53248 count=113 normal buffered write
113+0 records in
113+0 records out
6017024 bytes (6.0 MB, 5.7 MiB) copied, 0.155036 s, 38.8 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, 4.53841 s, 1.3 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, 15.8433 s, 380 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, 20.7774 s, 290 kB/s
test invalid parameter 2MB
error: set_param: setting /sys/fs/lustre/osc/lustre-OST0000-osc-ffff8f6b27cfc800/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-ffff8f6b27cfc800.short_io_bytes=512K
osc.lustre-OST0000-osc-ffff8f6b27cfc800.short_io_bytes=262144
test large parameter 64KB
osc.lustre-OST0000-osc-ffff8f6b27cfc800.short_io_bytes=65536
osc.lustre-OST0001-osc-ffff8f6b27cfc800.short_io_bytes=65536
osc.lustre-OST0000-osc-ffff8f6b27cfc800.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, 6.3359 s, 950 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, 5.08621 s, 1.2 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, 2.19845 s, 2.7 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, 2.11621 s, 2.8 MB/s
osc.lustre-OST0000-osc-ffff8f6b27cfc800.short_io_bytes=16384
osc.lustre-OST0001-osc-ffff8f6b27cfc800.short_io_bytes=16384