diff --git a/ceno_zkvm/src/bin/e2e.rs b/ceno_zkvm/src/bin/e2e.rs
index 79f0064a4..a33452ca2 100644
--- a/ceno_zkvm/src/bin/e2e.rs
+++ b/ceno_zkvm/src/bin/e2e.rs
@@ -25,6 +25,8 @@ struct Args {
     #[arg(long)]
     profiling: Option<usize>,
 
+    distinct_opcode: bool,
+
     /// The preset configuration to use.
     #[arg(short, long, value_enum, default_value_t = Preset::Ceno)]
     platform: Preset,
@@ -73,6 +75,9 @@ fn main() {
             .any(|field| metadata.fields().field(&field).is_some())
     });
 
+    let filter_non_collapsible =
+        filter_fn(move |metadata| metadata.fields().field("collapsible").is_none());
+
     let fmt_layer = fmt::layer()
         .compact()
         .with_thread_ids(false)
@@ -80,6 +85,7 @@ fn main() {
         .without_time();
 
     Registry::default()
+        .with(filter_non_collapsible)
         .with(ForestLayer::default())
         .with(fmt_layer)
         // if some profiling granularity is specified, use the profiling filter,
diff --git a/ceno_zkvm/src/scheme/prover.rs b/ceno_zkvm/src/scheme/prover.rs
index e5ae01b8a..012db1f23 100644
--- a/ceno_zkvm/src/scheme/prover.rs
+++ b/ceno_zkvm/src/scheme/prover.rs
@@ -101,7 +101,8 @@ impl<E: ExtensionField, PCS: PolynomialCommitmentScheme<E>> ZKVMProver<E, PCS> {
             let span = entered_span!(
                 "commit to iteration",
                 circuit_name = circuit_name,
-                profiling_2 = true
+                profiling_2 = true,
+                collapsible = true,
             );
             let witness = match num_instances {
                 0 => vec![],
@@ -212,7 +213,7 @@ impl<E: ExtensionField, PCS: PolynomialCommitmentScheme<E>> ZKVMProver<E, PCS> {
     /// 1: witness layer inferring from input -> output
     /// 2: proof (sumcheck reduce) from output to input
     #[allow(clippy::too_many_arguments)]
-    #[tracing::instrument(skip_all, name = "create_opcode_proof", fields(circuit_name=name,profiling_2), level="trace")]
+    #[tracing::instrument(skip_all, name = "create_opcode_proof", fields(circuit_name=name,profiling_2,collapsible=true), level="trace")]
     pub fn create_opcode_proof(
         &self,
         name: &str,
@@ -658,7 +659,7 @@ impl<E: ExtensionField, PCS: PolynomialCommitmentScheme<E>> ZKVMProver<E, PCS> {
     /// support batch prove for logup + product arguments each with different num_vars()
     /// side effect: concurrency will be determine based on min(thread, num_vars()),
     /// so suggest dont batch too small table (size < threads) with large table together
-    #[tracing::instrument(skip_all, name = "create_table_proof", fields(table_name=name, profiling_2), level="trace")]
+    #[tracing::instrument(skip_all, name = "create_table_proof", fields(table_name=name, profiling_2,collapsible=true), level="trace")]
     pub fn create_table_proof(
         &self,
         name: &str,