From 32abdd7bfb086204c03028a5ad2da81eda73121c Mon Sep 17 00:00:00 2001
From: Christian Guinard <28689358+christiangnrd@users.noreply.github.com>
Date: Tue, 28 Jul 2026 00:56:24 -0300
Subject: [PATCH 1/2] Also report max_worker_rss in verbose mode

---
 src/ParallelTestRunner.jl | 8 +++++++-
 test/runtests.jl          | 2 ++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/ParallelTestRunner.jl b/src/ParallelTestRunner.jl
index 1e27ae6..16492a0 100644
--- a/src/ParallelTestRunner.jl
+++ b/src/ParallelTestRunner.jl
@@ -987,7 +987,13 @@ function _runtests(mod::Module, args::ParsedArgs;
     jobs = something(args.jobs, default_njobs())
     jobs = clamp(jobs, 1, length(tests))
     println(stdout, "Running $(length(tests)) tests using $jobs parallel jobs. If this is too many concurrent jobs, specify the `--jobs=N` argument to the tests, or set the `JULIA_CPU_THREADS` environment variable.")
-    !isnothing(args.verbose) && println(stdout, "Available memory: $(Base.format_bytes(available_memory()))")
+    if !isnothing(args.verbose)
+        print(stdout, "Available memory: ")
+        printstyled(stdout, Base.format_bytes(available_memory()); bold=true)
+        print(stdout, "; Max worker RSS: ")
+        printstyled(stdout, Base.format_bytes(max_worker_rss); bold=true)
+        println(stdout)
+    end
     sem = Base.Semaphore(max(1, jobs))
     worker_pool = Channel{Union{Nothing, PTRWorker}}(jobs)
     for _ in 1:jobs
diff --git a/test/runtests.jl b/test/runtests.jl
index 888ecb0..6b07951 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -28,6 +28,7 @@ include(joinpath(@__DIR__, "utils.jl"))
     @test contains(str, "time (s)")
 
     @test contains(str, "Available memory:")
+    @test contains(str, "Max worker RSS:")
     @test contains(str, "Init")
 
      # compile time as part of the struct not available before 1.11
@@ -829,6 +830,7 @@ end
     str = String(take!(io))
     @test !contains(str, "started at")
     @test !contains(str, "Available memory:")
+    @test !contains(str, "Max worker RSS:")
     @test contains(str, "SUCCESS")
 end
 

From 6ed9c66ae71f8eecab8b7b49f14c07bed54c9a63 Mon Sep 17 00:00:00 2001
From: Christian Guinard <28689358+christiangnrd@users.noreply.github.com>
Date: Tue, 28 Jul 2026 11:06:31 -0300
Subject: [PATCH 2/2] Bump version

---
 Project.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Project.toml b/Project.toml
index 3bcc5b7..90e75f8 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "ParallelTestRunner"
 uuid = "d3525ed8-44d0-4b2c-a655-542cee43accc"
 authors = ["Valentin Churavy <v.churavy@gmail.com>"]
-version = "2.6.3"
+version = "2.6.4"
 
 [deps]
 Dates = "ade2ca70-3891-5945-98fb-dc099432e06a"