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Forward all backpressure feedback to compute (#7079)

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Previously we aggregated ps_feedback on each safekeeper and sent it to
walproposer with every AppendResponse. This PR changes it to send
ps_feedback to walproposer right after receiving it from pageserver,
without aggregating it in memory. Also contains some preparations for
implementing backpressure support for sharding.
This commit is contained in:
Arthur Petukhovsky
2024-03-12 13:14:02 +01:00
committed by GitHub
parent 09699d4bd8
commit 580e136b2e
6 changed files with 172 additions and 107 deletions
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6
libs/utils/src/pageserver_feedback.rs
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@@ -123,6 +123,12 @@ impl PageserverFeedback {
rf.replytime = *PG_EPOCH - Duration::from_micros(-raw_time as u64);
}
}
b"shard_number" => {
let len = buf.get_i32();
// TODO: this will be implemented in the next update,
// for now, we just skip the value.
buf.advance(len as usize);
}
_ => {
let len = buf.get_i32();
warn!(