I have been using it too, and it does reduce GC to a large extent! Going forward, it might make sense to enable this option by default.
thanks, dhruba On Sat, Jun 25, 2011 at 4:30 PM, Jean-Daniel Cryans <jdcry...@apache.org>wrote: > The only thing we saw is that with a high enough count of regions > (close to a thousand and more) the cost of each memstore (2MB by > default even when empty, and that's per family per region) is enough > to put you at a higher risk of getting OOMEs if you don't modify your > heap after enabling mslab. I would recommend enabling it on a few > region servers to see how it goes if you aren't sure. > > J-D > > On Sat, Jun 25, 2011 at 11:20 AM, Andrew Purtell <apurt...@apache.org> > wrote: > >>From: Jack Zhang(jian) <jack.zhangj...@huawei.com> > > > >>Subject: Does anybody enable MSLAB in production system? I am not sure if > it's stable enough for production system? > > > > > > Yes, we use it in production and have not observed any negative effects > of its use. > > > > Best regards, > > > > > > - Andy > > > > Problems worthy of attack prove their worth by hitting back. - Piet Hein > (via Tom White) > > > -- Connect to me at http://www.facebook.com/dhruba