[erlang-questions] inconsistent results with fragmented table
Sat Jul 6 11:17:30 CEST 2013
This may happen if you used dirty_write functions, even if you did this in
activity with mnesia_frag callback
пятница, 5 июля 2013 г., 19:07:35 UTC+4 пользователь Noah Schwartz написал:
> I have a table of type set that worked fine as a non-fragmented table. We
> started seeing performance issues with the table and with the anticipation
> of more clients in the system, we were worried the size would exceed the 2
> GB max.
> The table contains chat messages and we purge records older than 7 days.
> There seem to be a number of keys that don't show up in a read activity
> but, do show up when doing a table dump, a select, or using qlc to find
> records. As such, when this purge policy runs records are found that when I
> try to delete don't actually get deleted. It almost seems like read/delete
> are working off of one set while qlc is working off of another set.
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