bencher: pretty-print RSS

Cargo.lock

@@ -135,6 +135,7 @@ dependencies = [
  "aquatic_udp",
  "aquatic_udp_load_test",
  "clap 4.4.11",
+ "humanize-bytes",
  "indexmap 2.1.0",
  "indoc",
  "itertools 0.12.0",
@@ -1398,6 +1399,15 @@ version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "df3b46402a9d5adb4c86a0cf463f42e19994e3ee891101b1841f30a545cb49a9"
 
+[[package]]
+name = "humanize-bytes"
+version = "1.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c8f5a0ffae64f844e5e311016d1d8184dd496c7136af420f665a877ac2f0681"
+dependencies = [
+ "smartstring",
+]
+
 [[package]]
 name = "hwloc"
 version = "0.5.0"
@@ -2605,6 +2615,17 @@ version = "1.11.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4dccd0940a2dcdf68d092b8cbab7dc0ad8fa938bf95787e1b916b0e3d0e8e970"
 
+[[package]]
+name = "smartstring"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3fb72c633efbaa2dd666986505016c32c3044395ceaf881518399d2f4127ee29"
+dependencies = [
+ "autocfg",
+ "static_assertions",
+ "version_check",
+]
+
 [[package]]
 name = "snafu"
 version = "0.7.5"

crates/bencher/Cargo.toml

@@ -24,6 +24,7 @@ aquatic_udp_load_test = { optional = true, workspace = true }
 
 anyhow = "1"
 clap = { version = "4", features = ["derive"] }
+humanize-bytes = "1"
 indexmap = "2"
 indoc = "2"
 itertools = "0.12"

crates/bencher/src/html.rs

@@ -1,3 +1,4 @@
+use humanize_bytes::humanize_bytes_binary;
 use indexmap::{IndexMap, IndexSet};
 use indoc::formatdoc;
 use itertools::Itertools;
@@ -198,7 +199,7 @@ pub fn html_all_runs(all_results: &[TrackerCoreCountResults]) -> String {
                         <td>{avg_responses}</td>
                         {tracker_key_values}
                         <td>{cpu}%</td>
-                        <td>{mem} kB</td>
+                        <td>{mem}</td>
                         <td>{tracker_vcpus}</td>
                         {load_test_key_values}
                         <td>{load_test_vcpus}</td>
@@ -212,7 +213,8 @@ pub fn html_all_runs(all_results: &[TrackerCoreCountResults]) -> String {
                     }).join("\n"),
                     cpu = r.tracker_stats.map(|stats| stats.avg_cpu_utilization.to_string())
                         .unwrap_or_else(|| "-".to_string()),
-                    mem = r.tracker_stats.map(|stats| stats.peak_rss_kb.to_string())
+                    mem = r.tracker_stats
+                        .map(|stats| humanize_bytes_binary!(stats.peak_rss_bytes).to_string())
                         .unwrap_or_else(|| "-".to_string()),
                     tracker_vcpus = r.tracker_vcpus,
                     load_test_key_values = load_test_key_names.iter().map(|name| {

crates/bencher/src/run.rs

@@ -315,7 +315,7 @@ impl<C> std::fmt::Display for RunErrorResults<C> {
 #[derive(Debug, Clone, Copy)]
 pub struct ProcessStats {
     pub avg_cpu_utilization: f32,
-    pub peak_rss_kb: f32,
+    pub peak_rss_bytes: u64,
 }
 
 impl FromStr for ProcessStats {
@@ -324,9 +324,12 @@ impl FromStr for ProcessStats {
     fn from_str(s: &str) -> Result<Self, Self::Err> {
         let mut parts = s.trim().split_whitespace();
 
+        let avg_cpu_utilization = parts.next().ok_or(())?.parse().map_err(|_| ())?;
+        let peak_rss_kb: f32 = parts.next().ok_or(())?.parse().map_err(|_| ())?;
+
         Ok(Self {
-            avg_cpu_utilization: parts.next().ok_or(())?.parse().map_err(|_| ())?,
-            peak_rss_kb: parts.next().ok_or(())?.parse().map_err(|_| ())?,
+            avg_cpu_utilization,
+            peak_rss_bytes: (peak_rss_kb * 1000.0) as u64,
         })
     }
 }

crates/bencher/src/set.rs

@@ -1,5 +1,6 @@
 use std::rc::Rc;
 
+use humanize_bytes::humanize_bytes_binary;
 use indexmap::IndexMap;
 use num_format::{Locale, ToFormattedString};
 
@@ -207,8 +208,8 @@ impl LoadTestRunResults {
                     r.tracker_process_stats.avg_cpu_utilization,
                 );
                 println!(
-                    "- Peak tracker RSS: {} kB",
-                    r.tracker_process_stats.peak_rss_kb
+                    "- Peak tracker RSS: {}",
+                    humanize_bytes_binary!(r.tracker_process_stats.peak_rss_bytes)
                 );
 
                 LoadTestRunResults::Success(LoadTestRunResultsSuccess {