Performance tests, some variables missing PERF_ prefix

[tonynguien]

Motivation and Context

Performance test broken due to a minor bug

Description

Adding the expected PERF_ prefix to RANDSEED, COMPPERCENT, and COMPCHUNK

How Has This Been Tested?

Performance tests run successfully.

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Performance enhancement (non-breaking change which improves efficiency)
• Code cleanup (non-breaking change which makes code smaller or more readable)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation (a change to man pages or other documentation)

Checklist:

• My code follows the ZFS on Linux code style requirements.
• I have updated the documentation accordingly.
• I have read the contributing document.
• I have added tests to cover my changes.
• I have run the ZFS Test Suite with this change applied.
• All commit messages are properly formatted and contain Signed-off-by.

[tonynguien]

Please hold the merge. My latest run is hitting some failures.

[behlendorf]

@tonynguien will do.

[tonynguien]

@tonynguien will do.

Thanks @behlendorf. I missed the changes to mkfiles.fio. I've updated the PR and kicked off another performance run.

Will send another update once those tests complete.

[tonynguien]

Performance tests completed successfully.

--- Configuration ---
Runfiles: runfiles/perf-regression.run
STF_TOOLS: /usr/share/zfs/test-runner
STF_SUITE: /usr/share/zfs/zfs-tests
STF_PATH: /var/tmp/constrained_path.Ssve
FILEDIR: /var/tmp
FILES: /var/tmp/file-vdev0 /var/tmp/file-vdev1 /var/tmp/file-vdev2
LOOPBACKS:
DISKS: sdb sdc sdd sde
NUM_DISKS: 4
FILESIZE: 4G
ITERATIONS: 1
TAGS: perf
STACK_TRACER: no
Keep pool(s): rpool
Missing util(s): arc_summary3 mmap_libaio pax quotaon umask uuidgen wait setenforce

/usr/share/zfs/test-runner/bin/test-runner.py -c "runfiles/perf-regression.run" -T "perf" -i "/usr/share/zfs/zfs-tests" -I "1"
Test: /usr/share/zfs/zfs-tests/tests/perf/regression/setup (run as root) [00:00] [PASS]
Test: /usr/share/zfs/zfs-tests/tests/perf/regression/sequential_writes (run as root) [03:55] [PASS]
Test: /usr/share/zfs/zfs-tests/tests/perf/regression/sequential_reads (run as root) [10:29] [PASS]
Test: /usr/share/zfs/zfs-tests/tests/perf/regression/sequential_reads_arc_cached (run as root) [03:03] [PASS]
Test: /usr/share/zfs/zfs-tests/tests/perf/regression/sequential_reads_arc_cached_clone (run as root) [02:59] [PASS]
Test: /usr/share/zfs/zfs-tests/tests/perf/regression/sequential_reads_dbuf_cached (run as root) [00:37] [PASS]
Test: /usr/share/zfs/zfs-tests/tests/perf/regression/random_reads (run as root) [09:00] [PASS]
Test: /usr/share/zfs/zfs-tests/tests/perf/regression/random_writes (run as root) [01:14] [PASS]
Test: /usr/share/zfs/zfs-tests/tests/perf/regression/random_readwrite (run as root) [07:50] [PASS]
Test: /usr/share/zfs/zfs-tests/tests/perf/regression/random_writes_zil (run as root) [04:52] [PASS]
Test: /usr/share/zfs/zfs-tests/tests/perf/regression/random_readwrite_fixed (run as root) [09:11] [PASS]

Results Summary
PASS 11

Running Time: 00:53:16
Percent passed: 100.0%
Log directory: /var/tmp/test_results/20200123T234028

No test results were found.
Log directory: /var/tmp/test_results/20200123T234028

[behlendorf]

Great. Then I'll go ahead and merge this once the CI is done with it.

[tonynguien]

Great. Then I'll go ahead and merge this once the CI is done with it.

Thanks @behlendorf!

[codecov]

Codecov Report

Merging #9877 into master will increase coverage by <1%.
The diff coverage is n/a.

@@           Coverage Diff            @@
##           master    #9877    +/-   ##
========================================
+ Coverage      79%      79%   +<1%     
========================================
  Files         384      384            
  Lines      121644   121644            
========================================
+ Hits        96523    96541    +18     
+ Misses      25121    25103    -18

Flag	Coverage Δ
#kernel	80% <ø> (ø)	⬆️
#user	67% <ø> (ø)	⬇️

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