message: [benchmark] modify sync bench size
diff: @@ -4,7 +4,7 @@ use benchmarks::sync::SyncBencher;
  use criterion::{criterion_group, criterion_main, Benchmark, Criterion};
  fn full_sync(c: &mut Criterion) {
  - for i in vec![50u64, 100, 250].into_iter() {
  + for i in vec![10u64, 20, 50].into_iter() {
  c.bench(
  "full_sync",
  Benchmark::new(format!("full_sync_{:?}", i), move |b| {
  