During initial mark, preparing all regions for marking may take a significant amount of time

XMLWordPrintable

    • gc
    • b13

      During initial mark, in G1ConcurrentMark::checkpointRootsInitialPre() G1 iterates over all regions to set the next tams pointer to top.

      On heaps with many regions 20k+ this can take a while, as this phase is single-threaded.

            Assignee:
            Ivan Walulya
            Reporter:
            Thomas Schatzl
            Votes:
            0 Vote for this issue
            Watchers:
            3 Start watching this issue

              Created:
              Updated:
              Resolved: