How To Solve Issues Related to Log – Updating flush_threshold_ops from to

How To Solve Issues Related to Log – Updating flush_threshold_ops from to

Updated: Feb-20

Elasticsearch Version: 1.7-8.0

Background

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To troubleshoot log “Updating flush_threshold_ops from to” it’s important to understand a few problems related to Elasticsearch concepts index. See bellow important tips and explanations on these concepts

Log Context

Log”updating flush_threshold_ops from [{}] to [{}]” classname is TranslogService.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

     class ApplySettings implements IndexSettingsService.Listener {
        
Override
        public void onRefreshSettings(Settings settings) {
            int flushThresholdOperations = settings.getAsInt(INDEX_TRANSLOG_FLUSH_THRESHOLD_OPS; TranslogService.this.flushThresholdOperations);
            if (flushThresholdOperations != TranslogService.this.flushThresholdOperations) {
                logger.info("updating flush_threshold_ops from [{}] to [{}]"; TranslogService.this.flushThresholdOperations; flushThresholdOperations);
                TranslogService.this.flushThresholdOperations = flushThresholdOperations;
            }
            ByteSizeValue flushThresholdSize = settings.getAsBytesSize(INDEX_TRANSLOG_FLUSH_THRESHOLD_SIZE; TranslogService.this.flushThresholdSize);
            if (!flushThresholdSize.equals(TranslogService.this.flushThresholdSize)) {
                logger.info("updating flush_threshold_size from [{}] to [{}]"; TranslogService.this.flushThresholdSize; flushThresholdSize);



Related issues to this log

We have gathered selected Q&A from the community and issues from Github, that can help fix related issues please review the following for further information :

1 Index Level Settings Are Wiped Out  

Migration Plugin How To Change Dyna  

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