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author | gary rong <garyrong0905@gmail.com> | 2018-07-12 16:07:51 +0800 |
---|---|---|
committer | Péter Szilágyi <peterke@gmail.com> | 2018-07-12 16:07:51 +0800 |
commit | e8824f6e7409a2064b1165c5b6cc6b2d390573ce (patch) | |
tree | 6b8a57248492cb0253c21ee87b5932ecd6cc0ab0 /ethdb | |
parent | a9835c1816bc49ee54c82b4f2a5b05cbcd89881b (diff) | |
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vendor, ethdb: resume write operation asap (#17144)
* vendor: update leveldb
* ethdb: remove useless warning log
Diffstat (limited to 'ethdb')
-rw-r--r-- | ethdb/database.go | 27 |
1 files changed, 2 insertions, 25 deletions
diff --git a/ethdb/database.go b/ethdb/database.go index e32c912f9..1b262b73c 100644 --- a/ethdb/database.go +++ b/ethdb/database.go @@ -34,9 +34,7 @@ import ( ) const ( - writeDelayNThreshold = 200 - writeDelayThreshold = 350 * time.Millisecond - writeDelayWarningThrottler = 1 * time.Minute + writePauseWarningThrottler = 1 * time.Minute ) var OpenFileLimit = 64 @@ -206,8 +204,6 @@ func (db *LDBDatabase) meter(refresh time.Duration) { // Create storage and warning log tracer for write delay. var ( delaystats [2]int64 - lastWriteDelay time.Time - lastWriteDelayN time.Time lastWritePaused time.Time ) @@ -293,36 +289,17 @@ func (db *LDBDatabase) meter(refresh time.Duration) { } if db.writeDelayNMeter != nil { db.writeDelayNMeter.Mark(delayN - delaystats[0]) - // If the write delay number been collected in the last minute exceeds the predefined threshold, - // print a warning log here. - // If a warning that db performance is laggy has been displayed, - // any subsequent warnings will be withhold for 1 minute to don't overwhelm the user. - if int(db.writeDelayNMeter.Rate1()) > writeDelayNThreshold && - time.Now().After(lastWriteDelayN.Add(writeDelayWarningThrottler)) { - db.log.Warn("Write delay number exceeds the threshold (200 per second) in the last minute") - lastWriteDelayN = time.Now() - } } if db.writeDelayMeter != nil { db.writeDelayMeter.Mark(duration.Nanoseconds() - delaystats[1]) - // If the write delay duration been collected in the last minute exceeds the predefined threshold, - // print a warning log here. - // If a warning that db performance is laggy has been displayed, - // any subsequent warnings will be withhold for 1 minute to don't overwhelm the user. - if int64(db.writeDelayMeter.Rate1()) > writeDelayThreshold.Nanoseconds() && - time.Now().After(lastWriteDelay.Add(writeDelayWarningThrottler)) { - db.log.Warn("Write delay duration exceeds the threshold (35% of the time) in the last minute") - lastWriteDelay = time.Now() - } } // If a warning that db is performing compaction has been displayed, any subsequent // warnings will be withheld for one minute not to overwhelm the user. if paused && delayN-delaystats[0] == 0 && duration.Nanoseconds()-delaystats[1] == 0 && - time.Now().After(lastWritePaused.Add(writeDelayWarningThrottler)) { + time.Now().After(lastWritePaused.Add(writePauseWarningThrottler)) { db.log.Warn("Database compacting, degraded performance") lastWritePaused = time.Now() } - delaystats[0], delaystats[1] = delayN, duration.Nanoseconds() // Retrieve the database iostats. |