Pretty-up the 'make check' output
Reasonable output from 'make check' now looks roughly like this. The
big change is the consolidation of the all the zpion test results in
to a single table which can be easily scanned for failures/problems.
==================================== ZTEST ====================================
5 vdevs, 7 datasets, 23 threads, 300 seconds...
Pass 1, SIGKILL, 1 ENOSPC, 13.8% of 238M used, 17% done, 4m07s to go
Pass 2, SIGKILL, 1 ENOSPC, 23.7% of 238M used, 38% done, 3m04s to go
Pass 3, SIGKILL, 0 ENOSPC, 27.0% of 238M used, 66% done, 1m42s to go
Pass 4, SIGKILL, 0 ENOSPC, 27.4% of 238M used, 75% done, 1m14s to go
Pass 5, SIGKILL, 0 ENOSPC, 27.9% of 238M used, 89% done, 32s to go
Pass 6, Complete, 0 ENOSPC, 14.0% of 476M used, 100% done, 0s to go
5 killed, 1 completed, 83% kill rate
==================================== ZPIOS ====================================
status name id wr-data wr-ch wr-bw rd-data rd-ch rd-bw
-------------------------------------------------------------------------------
PASS: file-raid0 0 64m 64 13.04m 64m 64 842.22m
PASS: file-raid10 0 64m 64 134.19m 64m 64 842.22m
PASS: file-raidz 0 64m 64 87.56m 64m 64 853.45m
PASS: file-raidz2 0 64m 64 134.19m 64m 64 853.45m
PASS: lo-raid0 0 64m 64 429.59m 64m 64 14.63m
PASS: lo-raid10 0 64m 64 397.57m 64m 64 771.19m
PASS: lo-raidz 0 64m 64 206.48m 64m 64 688.27m
PASS: lo-raidz2 0 64m 64 14.34m 64m 64 711.21m