All pull requests

Pull requests

• Scale background treatment candidate scan budget with heap size and cap collapses per pass.

  #1769·copybara-service[bot] opened Oct 28, 2026Bot·

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• Batch LinkedSample deletion under metadata_lock_ in ~StackTraceTable

  #1768·copybara-service[bot] opened Oct 28, 2026Bot·

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• Retire TCMALLOC_SONIC_MADV_NOHUGEPAGE_REGIONS.

  #1767·copybara-service[bot] opened Oct 28, 2026Bot·

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• Enable TCMALLOC_SONIC_PRESERVE_DONATED_ON_COLLAPSE at 1%.

  #1766·copybara-service[bot] opened Oct 28, 2026Bot·

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• Add minimum free-page floor before breaking intact hugepages in HugePageFiller.

  #1765·copybara-service[bot] opened Oct 28, 2026Bot·

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• Avoid simultaneously holding old and new buffers in MallocExtension_Internal_GetStats.

  #1764·copybara-service[bot] opened Oct 28, 2026Bot·

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• Use ConstantDivisor for repeated integer divisions in TCMalloc.

  #1762·copybara-service[bot] opened Oct 28, 2026Bot·

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• Add ConstantDivisor for repeated unsigned integer division.

  #1761·copybara-service[bot] opened Oct 28, 2026Bot·

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• Encode quantized last-allocation age bucket in sampled tracker VMA names.

  #1759·copybara-service[bot] opened Oct 28, 2026Bot·

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• Enable bitmap-based freelist for small objects in CentralFreeList.

  #1754·copybara-service[bot] opened Oct 27, 2026Bot·

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• Skip trackers with pages freed during page heap gardening.

  #1752·copybara-service[bot] opened Oct 27, 2026Bot·

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• Retire TCMALLOC_SONIC_SHARDED_TRANSFER_CACHE.

  #1748·copybara-service[bot] opened Oct 27, 2026Bot·

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• Prefetch HintedTrackerLists scans and outline cold heap maintenance.

  #1747·copybara-service[bot] opened Oct 27, 2026Bot·

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• Internal change.

  #1744·copybara-service[bot] opened Oct 27, 2026Bot·

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• Keep pointers and capacities when changing max capacities.

  #1742·copybara-service[bot] opened Oct 27, 2026Bot·

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• Move sanitizer MallocHook integration into third_party/tcmalloc/malloc_hook.cc.

  #1741·copybara-service[bot] opened Oct 27, 2026Bot·

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• Audit and modernize TCMalloc stats and mallocz documentation.

  #1738·copybara-service[bot] opened Oct 27, 2026Bot·

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• Count hard-limit hits crossed during unlocked soft-limit shrinking.

  #1736·copybara-service[bot] opened Oct 27, 2026Bot·

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• Ignore out-of-bounds CPU indices when releasing per-CPU memory.

  #1735·copybara-service[bot] opened Oct 27, 2026Bot·

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• Check active per-CPU cache state when collecting allocator stats.

  #1734·copybara-service[bot] opened Oct 27, 2026Bot·

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• Guard uninitialized per-CPU slab headers in grow and shrink paths.

  #1731·copybara-service[bot] opened Oct 26, 2026Bot·

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• Share a single debug hook slot across active AllocationGuards.

  #1730·copybara-service[bot] opened Oct 26, 2026Bot·

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• Clamp negative values to zero in Parameters::set_max_total_thread_cache_bytes.

  #1729·copybara-service[bot] opened Oct 26, 2026Bot·

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• Preserve explicit guarded sampling rate and saturate 64-bit overflow in SetProfileSamplingInterval.

  #1728·copybara-service[bot] opened Oct 26, 2026Bot·

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• Propagate NewHook and DeleteHook changes to active per-CPU fast-path threads.

  #1726·copybara-service[bot] opened Oct 26, 2026Bot·

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