Em ter., 4 de out. de 2022 às 08:29, Ranier Vilela <ranier...@gmail.com> escreveu:
> Em ter., 4 de out. de 2022 às 05:36, David Rowley <dgrowle...@gmail.com> > escreveu: > >> On Tue, 4 Oct 2022 at 13:35, Ranier Vilela <ranier...@gmail.com> wrote: >> > Revisiting my work on reducing memory consumption, I found this patch >> left out. >> > I'm not sure I can help. >> > But basically I was able to write and read the block size, in the chunk. >> > Could it be the case of writing and reading the context pointer in the >> same way? >> > Sure this leads to some performance loss, but would it make it possible >> to get the context pointer from the chunk? >> > In other words, would it be possible to save the context pointer and >> compare it later in MemoryContextContains? >> >> I'm not really sure I understand the intention of the patch. The >> header size for all our memory contexts was already reduced in >> c6e0fe1f2. The patch you sent seems to pre-date that commit. >> > There is zero intention to commit this. It's just an experiment I did. > > As it is in the patch, it is possible to save the context pointer outside > the header chunk. > Making it possible to retrieve it in MemoryContextContains. > Never mind, it's a waste of time. regards, Ranier Vilela
