disable jemalloc

$ git diff
diff --git a/measure/src/lib.rs b/measure/src/lib.rs
index d2848c956..2d9750a90 100644
--- a/measure/src/lib.rs
+++ b/measure/src/lib.rs
@@ -4,6 +4,6 @@ pub mod thread_mem_usage;
 #[cfg(unix)]
 extern crate jemallocator;
 
-#[cfg(unix)]
-#[global_allocator]
-static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;
+// #[cfg(unix)]
+// #[global_allocator]
+// static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;

$ git diff
diff --git a/multinode-demo/validator.sh b/multinode-demo/validator.sh
index f61874033..cda689ce8 100755
--- a/multinode-demo/validator.sh
+++ b/multinode-demo/validator.sh
@@ -130,6 +130,9 @@ while [[ -n $1 ]]; do
     elif [[ $1 = --limit-ledger-size ]]; then
       args+=("$1")
       shift
+    elif [[ $1 = --enable-rpc-get-confirmed-block ]]; then
+      args+=("$1")
+      shift
     elif [[ $1 = --skip-poh-verify ]]; then
       args+=("$1")
       shift
@@ -284,7 +287,7 @@ setup_validator_accounts "$node_lamports"
 while true; do
   echo "$PS4$program ${args[*]}"
 
-  $program "${args[@]}" &
+  heaptrack $program "${args[@]}" &
   pid=$!
   echo "pid: $pid"
 
$ git diff
diff --git a/Cargo.toml b/Cargo.toml
index 58011c8bc..ea0dfaad6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -62,3 +62,6 @@ exclude = [
     "programs/move_loader",
     "programs/librapay",
 ]
+
+[profile.release]
+debug = true