RFR(S): 7120038: G1: ParallelGCThreads==0 is broken
john.cuthbertson at oracle.com
Tue Dec 13 10:54:34 PST 2011
While testing the changes for 7119908 I discovered that running G1 with
ParallelGCThreads=0 is broken. Can I have a couple of volunteers look
over the changes fix the issues I discovered? The webrev can be found
Most of the changes are correcting unguarded references to the work gang
(which is not created when PGCT==0) and a few assertion failures.
Note: we do have an open RFE to remove code specific to PGCT==0 as it is
not a typical configuration, but until then...
Testing: GC test suite with/without -XX:ParallelGCThreads=0,
More information about the hotspot-gc-dev