Integrated: 8272773: Configurable card table card size

Vishal Chand duke at
Sat Nov 20 10:07:12 UTC 2021

On Wed, 6 Oct 2021 12:50:25 GMT, Vishal Chand <duke at> wrote:

> Hi,
> Please review the changes to make CardTable entry size configurable. The changes primarily consists of:
> 1. Addition of a cmdline flag **GCCardSizeInBytes** to make the card size startup time configurable.
> 2. Setting the card size based on the flag in G1, Parallel and Serial GC memory initialization paths.
> 3. Setting BlockOffsetTable size and ObjectStartArray size based on the card size.

This pull request has now been integrated.

Changeset: 1c215f33
Author:    Vishal Chand <vishalchand2492 at>
Committer: Thomas Schatzl <tschatzl at>
Stats:     115 lines in 13 files changed: 91 ins; 4 del; 20 mod

8272773: Configurable card table card size

Reviewed-by: tschatzl, ayang



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