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Pull requests: HdrHistogram/HdrHistogram_c
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feat: memory-optimised sparse/packed histogram variant (hdr_packed_histogram)
#150
opened Aug 21, 2026 by
fcostaoliveira
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fix: int64 overflow in linear/log iterator reporting level (near INT64_MAX)
#149
opened Jul 23, 2026 by
filipecosta90
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fix: signed-overflow UB in top-bucket value-range math (hdr_max/percentile/iterator)
#148
opened Jul 23, 2026 by
filipecosta90
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fix: harden query path — hdr_mean overflow + count accessor OOB reads
#147
opened Jul 23, 2026 by
filipecosta90
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fix: heap overflows in V1/V2 log decode (crafted counts_limit / word_size)
#146
opened Jul 23, 2026 by
filipecosta90
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fix: signed-shift overflow in hdr_calculate_bucket_config (UBSan, found by fuzzing)
#145
opened Jul 23, 2026 by
filipecosta90
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ci: cover i386 and ClangCL for the AVX2-dispatch guard; drop dead _M_X64
#144
opened Jul 23, 2026 by
filipecosta90
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perf: blocked skip-scan for hdr_value_at_percentiles batch (+134%, stacked on #140)
#141
opened Jul 3, 2026 by
fcostaoliveira
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perf: single-pass hdr_value_at_percentiles (flat scan, +599%)
#140
opened Jul 2, 2026 by
fcostaoliveira
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perf: prefetch counts[] ahead in the AVX2 percentile scan (follow-up to #138)
#139
opened Jul 1, 2026 by
fcostaoliveira
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perf: widen AVX2 percentile scan to 16 int64/iter (vector accumulator)
#138
opened Jul 1, 2026 by
fcostaoliveira
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perf: block-summed scalar percentile scan (non-AVX2 fallback) + offset-safe dispatch
#137
opened Jun 29, 2026 by
fcostaoliveira
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