Report max_worker_rss in verbose mode

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"

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

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