Yes we are as they are supposed to be faster. Good to know they could be the problem but what would be the solution, disabling them? Also, I guess there isn't an easy way to see that they are the problem, right?
On Fri, Nov 11, 2016 at 11:21 AM, Dylan Hutchison < dhutc...@cs.washington.edu> wrote: > Mario, are you using native in-memory maps? I've seen these problems run > rampant under Java memory maps. > > On Fri, Nov 11, 2016 at 2:11 AM, Mario Pastorelli < > mario.pastore...@teralytics.ch> wrote: > >> Hi all, >> >> I have two recurring errors with Accumulo in my cluster and I would like >> to know more about them. The first, usually happening at ingestion time >> when I write with the batch writers many records, is the "Running low on >> memory". We keep adding memory to Accumulo but this is a blind guess and I >> was wondering if there is a way to understand how much memory Accumulo >> would need considering the amount of data that will be written. Should we >> write slowly to Accumulo to avoid this? What is filling all the memory at >> ingestion time? >> Secondly, we have these zookeeper session expired and other zookeeper >> timeouts. Zookeeper on our cluster works quite well, we have many systems >> using it. How can I debug a "zookeeper session expired" in Accumulo? >> >> Thanks, >> Mario >> >> -- >> Mario Pastorelli | TERALYTICS >> >> *software engineer* >> >> Teralytics AG | Zollstrasse 62 | 8005 Zurich | Switzerland >> phone: +41794381682 >> email: mario.pastore...@teralytics.ch >> www.teralytics.net >> >> Company registration number: CH-020.3.037.709-7 | Trade register Canton >> Zurich >> Board of directors: Georg Polzer, Luciano Franceschina, Mark Schmitz, >> Yann de Vries >> >> This e-mail message contains confidential information which is for the >> sole attention and use of the intended recipient. Please notify us at once >> if you think that it may not be intended for you and delete it immediately. >> > > -- Mario Pastorelli | TERALYTICS *software engineer* Teralytics AG | Zollstrasse 62 | 8005 Zurich | Switzerland phone: +41794381682 email: mario.pastore...@teralytics.ch www.teralytics.net Company registration number: CH-020.3.037.709-7 | Trade register Canton Zurich Board of directors: Georg Polzer, Luciano Franceschina, Mark Schmitz, Yann de Vries This e-mail message contains confidential information which is for the sole attention and use of the intended recipient. Please notify us at once if you think that it may not be intended for you and delete it immediately.
