== sanity test 156: Verification of tunables ============= 02:58:42 (1787900322)
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, 0.0266254 s, 615 kB/s
BEFORE:364585 AFTER:364589
4+0 records in
4+0 records out
16384 bytes (16 kB, 16 KiB) copied, 0.0271237 s, 604 kB/s
BEFORE:141349 AFTER:141353
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, 0.0312629 s, 393 kB/s
cache hits: before: 28718, after: 28721
Read again; it should be satisfied from the cache.
cache hits:: before: 28721, after: 28724
Turn off the read cache and turn on the write cache
Read again; it should be satisfied from the cache.
cache hits:: before: 28724, after: 28727
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, 0.00689965 s, 1.8 MB/s
cache hits:: before: 28727, after: 28730
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, 0.0327285 s, 375 kB/s
cache hits:: before: 28730, after: 28730
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, 0.0416265 s, 295 kB/s
cache hits:: before: 28730, after: 28730
Read again; it should be satisfied from the cache.
cache hits:: before: 28730, after: 28733