On Fri, Oct 2, 2015 at 12:54 PM, Parag Patel <[email protected]> wrote:
> We have a 12node Cassandra cluster running on 1.2.12. Each node is using > 1.1TB out of 2TB. Each node has a min+max heap of 24Gb and the physical > server has 48Gb. Our nodes do not restart during the week, only on the > weekend, and we’re observing that the off heap memory that is consumed > ramps up over the course of the week. There were a few occasions lately > where it consumed so much, it started swapping and OS eventually killed the > process (for good reason). > It seems plausible this might be due to an off-heap leak. As no one is going to fix a leak in 1.2.12, were I you I would upgrade to the HEAD of 1.2.x and see if the problem goes away. =Rob
