From 5ad0c8db68681a24a20581b274685cee1ff056f2 Mon Sep 17 00:00:00 2001
From: Janos Guljas <janos@resenje.org>
Date: Wed, 19 Dec 2018 15:29:15 +0100
Subject: [PATCH] swarm/storage/localstore: additional comment in
 writeGCSizeWorker

---
 swarm/storage/localstore/gc.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/swarm/storage/localstore/gc.go b/swarm/storage/localstore/gc.go
index 1f1b774ff8..37169147fc 100644
--- a/swarm/storage/localstore/gc.go
+++ b/swarm/storage/localstore/gc.go
@@ -156,6 +156,8 @@ func (db *DB) writeGCSizeWorker() {
 			if err != nil {
 				log.Error("localstore write gc size", "err", err)
 			}
+			// Wait some time before writting gc size in the next
+			// iteration. This prevents frequent I/O operations.
 			select {
 			case <-time.After(writeGCSizeDelay):
 			case <-db.close: