This is after you backported 9472 to 3.0? -- Jeff Jirsa
> On Jul 27, 2017, at 10:33 PM, Andrew Whang <andrewgwh...@gmail.com> wrote: > > Jay, > > We see ~20% write latency improvement on 3.0.13 in a write-heavy workload, > using offheap_objects. offheap_buffers only offered minimal improvement. > > On Thu, Jul 27, 2017 at 10:06 PM, Jay Zhuang <jay.zhu...@yahoo.com.invalid> > wrote: > >> Hi Andrew, >> >> Do you see performance gain from reintroducing off-heap memtables for >> 3.0.x? When we were on 2.2.x we saw big improvements from enabling >> off-heap memtables. >> >> Thanks, >> Jay >> >>> On 7/27/17 9:37 PM, Andrew Whang wrote: >>> I'm wondering if anyone has been able to patch CASSANDRA-9472 to 3.0, >>> without breaking unit tests. The patch was introduced in 3.4, but 3.0.x >>> contains unit tests and code from later 3.x releases, which makes >> debugging >>> unit test failures difficult - i.e. SSTableCorruptionDetectionTest, >> which >>> was introduced in 3.7 and is found in 3.0.14, but not in 3.4. >>> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: dev-unsubscr...@cassandra.apache.org >> For additional commands, e-mail: dev-h...@cassandra.apache.org >> >> --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@cassandra.apache.org For additional commands, e-mail: dev-h...@cassandra.apache.org