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docs/CHANGELOG.md: do not mention reduction in query duration

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There was a signficant refactoring in the code responsible for time series search,
so it can result in both speed ups and slow downs depending on used queries.
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Aliaksandr Valialkin 2021-03-17 01:56:56 +02:00
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docs/CHANGELOG.md
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@ -6,7 +6,6 @@
- `histogram_avg(buckets)` - returns the average value for the given buckets. - `histogram_avg(buckets)` - returns the average value for the given buckets.
- `histogram_stdvar(buckets)` - returns standard variance for the given buckets. - `histogram_stdvar(buckets)` - returns standard variance for the given buckets.
- `histogram_stddev(buckets)` - returns standard deviation for the given buckets. - `histogram_stddev(buckets)` - returns standard deviation for the given buckets.
* FEATURE: reduce median query duration by up to 2x. See https://github.com/VictoriaMetrics/VictoriaMetrics/commit/18fe0ff14bc78860c5569e2b70de1db78fac61be
* FEATURE: export `vm_available_memory_bytes` and `vm_available_cpu_cores` metrics, which show the number of available RAM and available CPU cores for VictoriaMetrics apps. * FEATURE: export `vm_available_memory_bytes` and `vm_available_cpu_cores` metrics, which show the number of available RAM and available CPU cores for VictoriaMetrics apps.
* FEATURE: export `vm_index_search_duration_seconds` histogram, which can be used for troubleshooting time series search performance. * FEATURE: export `vm_index_search_duration_seconds` histogram, which can be used for troubleshooting time series search performance.
* FEATURE: vmagent: add ability to replicate scrape targets among `vmagent` instances in the cluster with `-promscrape.cluster.replicationFactor` command-line flag. See [these docs](https://victoriametrics.github.io/vmagent.html#scraping-big-number-of-targets). * FEATURE: vmagent: add ability to replicate scrape targets among `vmagent` instances in the cluster with `-promscrape.cluster.replicationFactor` command-line flag. See [these docs](https://victoriametrics.github.io/vmagent.html#scraping-big-number-of-targets).