Author: Tobias Weber <tobias_webe...@gmx.de> Branch: c8-tcp-style-trx-length Changeset: r2122:f6be3fc14929 Date: 2017-07-16 13:38 +0200 http://bitbucket.org/pypy/stmgc/changeset/f6be3fc14929/
Log: Introduce slow start mechanism diff --git a/c8/stm/nursery.c b/c8/stm/nursery.c --- a/c8/stm/nursery.c +++ b/c8/stm/nursery.c @@ -49,6 +49,10 @@ if (previous < 1) { new = previous * multiplier; } + if (tl->linear_transaction_length_increment != 0) { + // thread had to abort before: slow start + set_backoff(tl, new); + } } else { // not abort and backoff != 0 // in backoff, linear increase up to 1 if (previous < 1) { _______________________________________________ pypy-commit mailing list pypy-commit@python.org https://mail.python.org/mailman/listinfo/pypy-commit