RFR: 8299748: java/util/zip/Deinflate.java failing on s390x

Amit Kumar duke at openjdk.org
Wed Feb 22 05:29:28 UTC 2023


On Fri, 17 Feb 2023 09:01:23 GMT, Alan Bateman <alanb at openjdk.org> wrote:

>maybe change the loop to only test levels 0-9 and see if it passes?

`initial size: 525312`

error I'm facing is on level 1 not on -1.


level:1, strategy: 0, dowrap: false
  required size: 553018  <- there is an issue
  required size: 283432
  required size: 526225  <- there is an issue
  required size: 301127
  required size: 409196
level:1, strategy: 0, dowrap: true
  required size: 553012  <- there is an issue
  required size: 44541
  required size: 414324
  required size: 289230
  required size: 176785


this is result for executing test case 2nd time:


level:1, strategy: 0, dowrap: false
  required size: 552979  <- there is an issue
  required size: 549979  <- there is an issue
  required size: 49738
  required size: 116661
  required size: 439574
level:1, strategy: 0, dowrap: true
  required size: 552973  <- there is an issue
  required size: 466730
  required size: 509795
  required size: 94907
  required size: 476173


All other levels are okay, this could be explained by Ilya's patch. What states that `hardware` compression will be used on level 1 and `software` compression will be used on all other levels.

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PR: https://git.openjdk.org/jdk/pull/12283


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