== sanity test 156: Verification of tunables ============= 16:54:00 (1758833640)
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, 0.0150825 s, 1.1 MB/s
BEFORE:10278 AFTER:10282
4+0 records in
4+0 records out
16384 bytes (16 kB, 16 KiB) copied, 0.0283248 s, 578 kB/s
BEFORE:131090 AFTER:131094
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, 0.0193001 s, 637 kB/s
cache hits: before: 65582, after: 65585
Read again; it should be satisfied from the cache.
cache hits:: before: 65585, after: 65588
Turn off the read cache and turn on the write cache
Read again; it should be satisfied from the cache.
cache hits:: before: 65588, after: 65591
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, 0.00391796 s, 3.1 MB/s
cache hits:: before: 65591, after: 65594
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, 0.0243188 s, 505 kB/s
cache hits:: before: 65594, after: 65594
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, 0.0165892 s, 741 kB/s
cache hits:: before: 65594, after: 65594
Read again; it should be satisfied from the cache.
cache hits:: before: 65594, after: 65597