0.6.0

• New feature to export result as JSON to enable further processing (#248).

For now until the memory usage is exported.

./hprof-slurp -i "test-heap-dumps/hprof-64.bin" --top 3 --json

The result is written to a file.

less hprof-slurp.json | grep jq .

{
  "top_allocated_classes": [
    {
      "class_name": "int[]",
      "instance_count": 436,
      "largest_allocation_bytes": 650016,
      "allocation_size_bytes": 2091112
    },
    {
      "class_name": "char[]",
      "instance_count": 1991,
      "largest_allocation_bytes": 16400,
      "allocation_size_bytes": 201842
    },
    {
      "class_name": "byte[]",
      "instance_count": 443,
      "largest_allocation_bytes": 8208,
      "allocation_size_bytes": 87294
    }
  ],
  "top_largest_instances": [..]
}

0.5.5

• minor performance improvements

0.5.4

• report duplicated strings found (afcd86a)
• bump parser to Nom 8 (575e2f7)
• lots of cleanup and dependency updates

0.5.3

improve rendering of result table

0.5.2

publish to crates.io

0.5.1

Improvements

• Use Apache 2.0 license
• Provide ARM binaries

Dependency updates

• Bump clap from 4.0.15 to 4.0.16 by @dependabot in #66
• Bump clap from 4.0.16 to 4.0.17 by @dependabot in #67
• Bump clap from 4.0.17 to 4.0.18 by @dependabot in #68
• Bump ahash from 0.8.0 to 0.8.1 by @dependabot in #69
• Bump indicatif from 0.17.1 to 0.17.2 by @dependabot in #71
• Bump ahash from 0.8.1 to 0.8.2 by @dependabot in #72
• Bump clap from 4.0.18 to 4.0.23 by @dependabot in #73
• Bump clap from 4.0.23 to 4.0.24 by @dependabot in #74
• Bump clap from 4.0.24 to 4.0.25 by @dependabot in #75
• Bump clap from 4.0.25 to 4.0.26 by @dependabot in #76
• Bump clap from 4.0.26 to 4.0.27 by @dependabot in #77
• Bump clap from 4.0.27 to 4.0.28 by @dependabot in #78
• Bump clap from 4.0.28 to 4.0.29 by @dependabot in #79
• Bump indoc from 1.0.7 to 1.0.8 by @dependabot in #80
• Bump thiserror from 1.0.37 to 1.0.38 by @dependabot in #81
• Bump clap from 4.0.29 to 4.0.30 by @dependabot in #82
• Bump clap from 4.0.30 to 4.0.32 by @dependabot in #84
• Bump nom from 7.1.1 to 7.1.2 by @dependabot in #85
• Bump nom from 7.1.2 to 7.1.3 by @dependabot in #86
• Bump clap from 4.0.32 to 4.1.1 by @dependabot in #88
• Bump indicatif from 0.17.2 to 0.17.3 by @dependabot in #87
• Bump clap from 4.1.1 to 4.1.3 by @dependabot in #89
• Bump clap from 4.1.3 to 4.1.4 by @dependabot in #90
• Bump ahash from 0.8.2 to 0.8.3 by @dependabot in #91
• Bump indoc from 1.0.8 to 2.0.0 by @dependabot in #92
• Bump clap from 4.1.4 to 4.1.6 by @dependabot in #93
• Bump clap from 4.1.6 to 4.1.7 by @dependabot in #94
• Bump clap from 4.1.7 to 4.1.8 by @dependabot in #96
• Bump crossbeam-channel from 0.5.6 to 0.5.7 by @dependabot in #95
• Bump thiserror from 1.0.38 to 1.0.39 by @dependabot in #97
• Bump indoc from 2.0.0 to 2.0.1 by @dependabot in #98
• Bump clap from 4.1.8 to 4.1.9 by @dependabot in #99
• Bump thiserror from 1.0.39 to 1.0.40 by @dependabot in #101
• Bump clap from 4.1.9 to 4.1.11 by @dependabot in #100
• Bump clap from 4.1.11 to 4.1.13 by @dependabot in #102
• Bump clap from 4.1.13 to 4.1.14 by @dependabot in #103
• Bump clap from 4.1.14 to 4.2.0 by @dependabot in #104
• Bump clap from 4.2.0 to 4.2.1 by @dependabot in #105
• Bump crossbeam-channel from 0.5.7 to 0.5.8 by @dependabot in #106
• Bump clap from 4.2.1 to 4.2.2 by @dependabot in #107

Full Changelog: v0.5.0...v0.5.1

0.5.0

Announcement blog post https://agourlay.github.io/threads-in-hprof-slurp-0-5-0/

Add support for thread dump.

0.4.8

2% faster

0.4.7

Memory usage optimizations.

• decrease memory usage for tracking Utf8String records
• release partially working memory after ingesting multi-buffer records

0.4.6

2% faster