> Yes, the figures are like this: > * average number of raw inserts / second (without any optimization > or previous aggregation): #clients (~ 100 thousand) * #sensors (~ 10) > / 6seconds = 166 thousand inserts / second... this is average? 166 000 * 20 bytes per record * 86400 seconds per day = 280GB / day , not counting indices. What is the time span You want to have the data from? Greetings Marcin -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general