From 3266d8e4023a7cc777f7143e54cb2474b6d58a68 Mon Sep 17 00:00:00 2001 From: rjl493456442 Date: Mon, 11 Jun 2018 21:06:48 +0800 Subject: [PATCH] ethdb: minor polish --- ethdb/database.go | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/ethdb/database.go b/ethdb/database.go index d02151289f..f4a5ce2c8d 100644 --- a/ethdb/database.go +++ b/ethdb/database.go @@ -214,11 +214,10 @@ func (db *LDBDatabase) meter(refresh time.Duration) { var ( errc chan error merr error - i int = 1 ) // Iterate ad infinitum and collect the stats - for errc == nil && merr == nil { + for i := 1; errc == nil && merr == nil; i++ { // Retrieve the database stats stats, err := db.db.GetProperty("leveldb.stats") if err != nil { @@ -356,8 +355,7 @@ func (db *LDBDatabase) meter(refresh time.Duration) { if db.diskWriteMeter != nil { db.diskWriteMeter.Mark(int64((nWrite - iostats[1]) * 1024 * 1024)) } - iostats[0] = nRead - iostats[1] = nWrite + iostats[0], iostats[1] = nRead, nWrite // Sleep a bit, then repeat the stats collection select { @@ -366,7 +364,6 @@ func (db *LDBDatabase) meter(refresh time.Duration) { case <-time.After(refresh): // Timeout, gather a new set of stats } - i += 1 } if errc == nil {