On Tue, 17 Feb 2026 21:21:04 GMT, Xue-Lei Andrew Fan <[email protected]> wrote:
>> src/hotspot/share/cds/archiveBuilder.cpp line 327: >> >>> 325: // On 32-bit: use 256MB + AOT code size due to limited virtual >>> address space. >>> 326: size_t buffer_size = >>> LP64_ONLY(AOTCompressedPointers::MaxMetadataOffsetBytes) >>> 327: NOT_LP64(256 * M + >>> AOTCodeCache::max_aot_code_size()); >> >> When `CompactObjectHeaders` are enabled, we should reserve a smaller size to >> avoid assertion. > > The AOTCompressedPointers::MaxMetadataOffsetBytes now is set to 3.5GB. I > think the size is OK if CompactObjectHeaders is enabled. I see. I think we should also mention this in aotCompressedPointers.hpp: // ...to address up to ~32GB on 64-bit platforms. We currently limit the MaxMetadataOffsetBytes // to about 3.5 GB to be compatible with +CompactObjectHeaders. ------------- PR Review Comment: https://git.openjdk.org/jdk/pull/29494#discussion_r2821155717
