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ethdb: minor polish

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This commit is contained in:
rjl493456442 2018-06-11 21:06:48 +08:00
parent 3a91f18391
commit 3266d8e402
1 changed files with 2 additions and 5 deletions
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7
ethdb/database.go
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@ -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 {