Optimization Megaticket
qpfiffer opened this issue · comments
Quinlan Pfiffer commented
General dumping ground for things that need doing to make Oleg Do the Dew™ faster.
- AOL is pretty damn slow right now. See ticket.
fsync
/fflush
distinction. I've had problems with fsync not actually writing data to disk, so we have to fsync and fflush. Sometimes many times.- Transactions must be written to disk and then read from disk to be commited. This fucking sucks. Redo the AOL file so that it is trivially
mmap()
-able. This way we can take full advantage of the kernel's caching layer. Re-examineEdit: Tried this, it was slower.stop-the-world
rehashing. Might be a good oppotunity to use Google's JumpConsistentHash as a way to only re-index small parts of the table. This would mean removing Murmur3. I'm open for conversation on this one. #nodeps
Bryan Clement commented
bump
dx commented
- have
- you
- heard
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- check
- lists
You can use them like this:
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