Merge pull request #2175 from subspace/increate-pot-iterations

Increase number of AES iterations in PoT to match 14900K
autonomys · Oct 27, 2023 · d3b8313 · d3b8313
2 parents 3a53b61 + de0dd43
commit d3b8313
Show file tree

Hide file tree

Showing 2 changed files with 4 additions and 3 deletions.
diff --git a/crates/subspace-node/src/chain_spec.rs b/crates/subspace-node/src/chain_spec.rs
@@ -155,7 +155,8 @@ pub fn gemini_3f_compiled() -> Result<ConsensusChainSpec<RuntimeGenesisConfig>,
                         )),
                     ),
                     // TODO: Adjust once we bench PoT on faster hardware
-                    pot_slot_iterations: NonZeroU32::new(183_270_000).expect("Not zero; qed"),
+                    // About 1s on 6.0 GHz Raptor Lake CPU (14900K)
+                    pot_slot_iterations: NonZeroU32::new(200_032_000).expect("Not zero; qed"),
                     enable_domains: true,
                     enable_balance_transfers: true,
                     confirmation_depth_k: 100, // TODO: Proper value here

diff --git a/crates/subspace-proof-of-time/benches/pot.rs b/crates/subspace-proof-of-time/benches/pot.rs
@@ -7,8 +7,8 @@ use subspace_proof_of_time::{prove, verify};
 fn criterion_benchmark(c: &mut Criterion) {
     let mut seed = PotSeed::default();
     thread_rng().fill(seed.as_mut());
-    // About 1s on 5.5 GHz Raptor Lake CPU
-    let pot_iterations = NonZeroU32::new(183_270_000).expect("Not zero; qed");
+    // About 1s on 6.0 GHz Raptor Lake CPU (14900K)
+    let pot_iterations = NonZeroU32::new(200_032_000).expect("Not zero; qed");
 
     c.bench_function("prove", |b| {
         b.iter(|| {