intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 26 insertions, 0 deletions

diff --git a/util/system/rusage.h b/util/system/rusage.h
new file mode 100644
index 0000000000..61aeca83f2
--- /dev/null
+++ b/util/system/rusage.h
@@ -0,0 +1,26 @@
+#pragma once
+
+#include "defaults.h"
+#include <util/generic/utility.h>
+#include <util/datetime/base.h>
+
+/// portable getrusage
+
+struct TRusage {
+    // some fields may be zero if unsupported
+
+    ui64 MaxRss = 0;
+    ui64 MajorPageFaults = 0;
+    TDuration Utime;
+    TDuration Stime;
+
+    void Fill();
+
+    static size_t GetCurrentRSS();
+
+    static TRusage Get() {
+        TRusage r;
+        r.Fill();
+        return r;
+    }
+};