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Bug #10020

bloom filter unit tests fail (power8)

Added by Loic Dachary over 3 years ago. Updated 11 months ago.

Status:
New
Priority:
Low
Assignee:
-
Category:
common
Target version:
-
Start date:
11/05/2014
Due date:
% Done:

0%

Source:
other
Tags:
Backport:
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:

Description

As of ac3c1cb5d0e17250fa147c11e42ed93e15b2184a unittest_bloom_filter fails with:

[       OK ] BloomFilter.Sweep (7763 ms)
[ RUN      ] BloomFilter.SweepInt
# max   fpp     actual  size    B/insert        density approx_element_count
16      0.00100 0.00375 71      4.43750 0.57328 18.34483
16      0.00400 0.01375 65      4.06250 0.59239 18.95652
16      0.01600 0.01500 60      3.75000 0.50000 16.00000
16      0.06400 0.06500 54      3.37500 0.53125 17.00000
16      0.25600 0.11625 48      3.00000 0.39583 12.66667
test/common/test_bloom_filter.cc:113: Failure
Value of: bf.density() > 0.40
  Actual: false
Expected: true
[  FAILED  ] BloomFilter.SweepInt (1 ms)
[ RUN      ] BloomFilter.CompressibleSweep
# max   ins     est ins after   tgtfpp  actual  size    b/elem
1024    1024    1054    1054    0.01000 0.01000 1288    1.25781
1024    512     620     523     0.01000 0.01375 682     0.66602
1024    341     384     317     0.01000 0.00548 477     0.46582
1024    256     260     250     0.01000 0.00547 375     0.36621
1024    204     227     154     0.01000 0.00348 313     0.30566
test/common/test_bloom_filter.cc:162: Failure
Value of: actual > fpp / 2.0
  Actual: false
Expected: true
[  FAILED  ] BloomFilter.CompressibleSweep (32 ms)
[ RUN      ] BloomFilter.BinSweep
total_inserts 16384 target-fpp 0.01000
bins 1 bin-max 16384 bin-fpp 0.01000 actual-fpp 0.00882 total-size 19689

History

#1 Updated by Greg Farnum 11 months ago

  • Status changed from New to Closed

Our unit tests aren't failing at the moment, so this must have been fixed.

#2 Updated by Loic Dachary 11 months ago

This test was failing on power8.

#3 Updated by Nathan Cutler 11 months ago

  • Status changed from Closed to New

Reopening until someone can confirm that this unit test is no longer failing on POWER8.

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