kdb+ and q
Q+A on all things kdb+ database and the q language
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Orphan memory in KDB process using Rserve

Hi Everyone, our team is one of the users of Rserve for integrating KDB with R. Recently we noticed that one of our processes working with a R server was bloating in memory. Oddly, the .Q.w did not show any bloating in memory and .Q.gc didnt release ...

Heap is a lot larger than used, how to find the cause?

I've got a process doing some calculations on a timer and sending updated table to another process. Its heap is more than 3x of used even after manual trigger of .Q.gc. key value used 567774096 heap 1946157056 peak 2617245696 I'm using KDB+ 4.0 2021....