== sanity test 156: Verification of tunables ============= 22:54:33 (1787799273)
striped dir -i0 -c2 -H fnv_1a_64  /mnt/lustre/d156.sanity-check
4+0 records in
4+0 records out
16384 bytes (16 kB, 16 KiB) copied, 0.0265037 s, 618 kB/s
BEFORE:484837 AFTER:484841
4+0 records in
4+0 records out
16384 bytes (16 kB, 16 KiB) copied, 0.0523359 s, 313 kB/s
BEFORE:10277 AFTER:10281
Turn on read and write cache
Write data and read it back.
Read should be satisfied from the cache.
3+0 records in
3+0 records out
12288 bytes (12 kB, 12 KiB) copied, 0.0606897 s, 202 kB/s
cache hits: before: 28719, after: 28722
Read again; it should be satisfied from the cache.
cache hits:: before: 28722, after: 28725
Turn off the read cache and turn on the write cache
Read again; it should be satisfied from the cache.
cache hits:: before: 28725, after: 28728
Write data and read it back.
Read should be satisfied from the cache.
3+0 records in
3+0 records out
12288 bytes (12 kB, 12 KiB) copied, 0.00973008 s, 1.3 MB/s
cache hits:: before: 28728, after: 28731
Turn off read and write cache
Write data and read it back
It should not be satisfied from the cache.
3+0 records in
3+0 records out
12288 bytes (12 kB, 12 KiB) copied, 0.0416874 s, 295 kB/s
cache hits:: before: 28731, after: 28731
Turn on the read cache and turn off the write cache
Write data and read it back
It should not be satisfied from the cache.
3+0 records in
3+0 records out
12288 bytes (12 kB, 12 KiB) copied, 0.0451094 s, 272 kB/s
cache hits:: before: 28731, after: 28731
Read again; it should be satisfied from the cache.
cache hits:: before: 28731, after: 28734