[erlang-questions] Mnesia decision table size ....

[Hakan Mattsson]

On Fri, 21 Aug 2009, Vinayak Pawar wrote:

> We're doing load testing of our application that is using Mnesia. Each
> request to this application under test typically involves either doing
> writes, deletes, or selects in mnesia transaction context. During this
> testing, we've observed that mnesia_recover process is creating very very
> big decision tables occupying about 1.5 GB of memory. The actual tables
> themselves contain less than 10 MB of data.  Can anyone let us know how
> these decision table sizes be kept under check?

You can try with lowering the dump_log thresholds.

/Håkan
---
Håkan Mattsson (uabhams)
Erlang/OTP, Ericsson AB