Yueh-Hsuan Chiang

032a2b82157cc6792507ad096093bd50ab5f0065 (Sun May 8 10:11:10 2022 -0700) has no repro after 800+ iterations.

Currently testing commit fc793de2ddb9b97100e6f00c2f69a1a78f871de5 (Thu May 12 14:48:29 2022 -0500)

Commit fc793de2ddb9b97100e6f00c2f69a1a78f871de5 (Thu May 12 14:48:29 2022 -0500) has no repro after 1000 iterations.

Commit 6c10515ccf86f4404ac0889da06c1b0c7746c17c (Sun May 15 20:04:17 2022 +0800) has no repro after 1000 iterations.

> We had previously decided on no compactions with Secondary when we made these command read-only in the first place, and I don't think anything has changed that would alter...

> With the flag on, we will only have the session open with Primary access very briefly; we close the Primary session immediately and then continue the command with Secondary....

Hello, @ajkr. This PR extends FIFO compaction to work multi-level DB. I would like to collect your initial feedback about this. Initially, I am thinking about extending the ldb tool...

Added a new test that covers the migration from level to fifo where the db has multiple levels.

Hello, @ajkr. I need your input about this PR. Do you mind taking a look when you're more available? Thank you!

Hello, @ajkr and @siying. This PR extends FIFO compaction to open a multi-level DB. By default, FIFO only produces sst files in L0 (this part is the same as the...