cmd/geth, metrics: separate process metric collection, add disk

1 files changed, 9 insertions, 0 deletions

diff --git a/metrics/disk.go b/metrics/disk.go
new file mode 100644
index 000000000..1b6c56773
--- /dev/null
+++ b/metrics/disk.go
@@ -0,0 +1,9 @@
+package metrics
+
+// DiskStats is the per process disk io stats.
+type DiskStats struct {
+	ReadCount  int64 // Number of read operations executed
+	ReadBytes  int64 // Total number of bytes read
+	WriteCount int64 // Number of write operations executed
+	WriteBytes int64 // Total number of byte written
+}