diff --git a/app/vmselect/searchutils/searchutils_test.go b/app/vmselect/searchutils/searchutils_test.go
index 9eecded0fc..85bf10b83f 100644
--- a/app/vmselect/searchutils/searchutils_test.go
+++ b/app/vmselect/searchutils/searchutils_test.go
@@ -7,6 +7,7 @@ import (
 	"reflect"
 	"strconv"
 	"testing"
+	"time"
 
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/storage"
 )
@@ -254,3 +255,28 @@ func tagFiltersToString(tfs []storage.TagFilter) string {
 	b = append(b, '}')
 	return string(b)
 }
+
+func TestGetDeadline(t *testing.T) {
+	f := func(got, exp Deadline) {
+		if got.Deadline() != exp.Deadline() {
+			t.Fatalf("expected to have %v; got %v instead", exp, got)
+		}
+	}
+
+	start := time.Now()
+	expDeadline := func(deadline time.Duration) Deadline {
+		return NewDeadline(start, deadline, "")
+	}
+
+	r, _ := http.NewRequest("GET", "", nil)
+	f(GetDeadlineForExport(r, start), expDeadline(*maxExportDuration))
+	f(GetDeadlineForLabelsAPI(r, start), expDeadline(*maxLabelsAPIDuration))
+	f(GetDeadlineForStatusRequest(r, start), expDeadline(*maxStatusRequestDuration))
+	f(GetDeadlineForQuery(r, start), expDeadline(*maxQueryDuration))
+
+	r, _ = http.NewRequest("GET", "http://foo?timeout=1s", nil)
+	f(GetDeadlineForExport(r, start), expDeadline(time.Second))
+	f(GetDeadlineForLabelsAPI(r, start), expDeadline(time.Second))
+	f(GetDeadlineForStatusRequest(r, start), expDeadline(time.Second))
+	f(GetDeadlineForQuery(r, start), expDeadline(time.Second))
+}
diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index 46f699bdd7..eb5d559893 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -31,6 +31,7 @@ See also [LTS releases](https://docs.victoriametrics.com/lts-releases/).
 ## tip
 
 **Update note 1: the `-datasource.lookback` command-line flag at `vmalert` is no-op starting from this release. This flag will be removed in the future, so please switch to [`eval_delay` option](https://docs.victoriametrics.com/vmalert/#groups). See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/5155) for more details.**
+**Update note 2: transform custom HTTP header keys specified via [`headers` option](https://docs.victoriametrics.com/sd_configs/#http-api-client-options) for scrape targets to [canonical form](https://pkg.go.dev/net/http#CanonicalHeaderKey).**
 
 * SECURITY: upgrade Go builder from Go1.21.7 to Go1.22.1. See [the list of issues addressed in Go1.22.1](https://github.com/golang/go/issues?q=milestone%3AGo1.22.1+label%3ACherryPickApproved).
 
@@ -54,12 +55,15 @@ See also [LTS releases](https://docs.victoriametrics.com/lts-releases/).
 * FEATURE: optimize [`/api/v1/labels`](https://docs.victoriametrics.com/url-examples/#apiv1labels) and [`/api/v1/label/.../values`](https://docs.victoriametrics.com/url-examples/#apiv1labelvalues) when `match[]` filters contains metric name. For example, `/api/v1/label/instance/values?match[]=up` now works much faster than before. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/5055).
 * FEATURE: [vmctl](https://docs.victoriametrics.com/vmctl.html): support client-side TLS configuration for [native protocol](https://docs.victoriametrics.com/vmctl/#migrating-data-from-victoriametrics). See [this feature request](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/5748). Thanks to @khushijain21 for the [pull request](https://github.com/VictoriaMetrics/VictoriaMetrics/pull/5824).
 * FEATURE: [vmctl](https://docs.victoriametrics.com/vmctl.html): support client-side TLS configuration for VictoriaMetrics destination specified via `--vm-*` cmd-line flags used in [InfluxDB](https://docs.victoriametrics.com/vmctl/#migrating-data-from-influxdb-1x), [Remote Read protocol](https://docs.victoriametrics.com/vmctl/#migrating-data-by-remote-read-protocol), [OpenTSDB](https://docs.victoriametrics.com/vmctl/#migrating-data-from-opentsdb), [Prometheus](https://docs.victoriametrics.com/vmctl/#migrating-data-from-prometheus) and [Promscale](https://docs.victoriametrics.com/vmctl/#migrating-data-from-promscale) migration modes.
+* FEATURE: [vmctl](https://docs.victoriametrics.com/vmctl.html): split [explore phase](https://docs.victoriametrics.com/vmctl/#migrating-data-from-victoriametrics) in `vm-native` mode by time intervals when [--vm-native-step-interval](https://docs.victoriametrics.com/vmctl/#using-time-based-chunking-of-migration) is specified. This should reduce probability of exceeding complexity limits for number of selected series during explore phase. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/5369).
 
 * BUGFIX: prevent from automatic deletion of newly registered time series when it is queried immediately after the addition. The probability of this bug has been increased significantly after [v1.99.0](https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.99.0) because of optimizations related to registering new time series. See [this](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/5948) and [this](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/5959) issue.
 * BUGFIX: [vmagent](https://docs.victoriametrics.com/vmagent.html): properly set `Host` header in requests to scrape targets if it is specified via [`headers` option](https://docs.victoriametrics.com/sd_configs/#http-api-client-options). Thanks to @fholzer for [the bugreport](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/5969) and [the fix](https://github.com/VictoriaMetrics/VictoriaMetrics/pull/5970).
 * BUGFIX: [vmagent](https://docs.victoriametrics.com/vmagent.html): properly set `Host` header in requests to scrape targets when [`server_name` option at `tls_config`](https://prometheus.io/docs/prometheus/latest/configuration/configuration/#tls_config) is set. Previously the `Host` header was set incorrectly to the target hostname in this case.
 * BUGFIX: do not drop `match[]` filter at [`/api/v1/series`](https://docs.victoriametrics.com/url-examples/#apiv1series) if `-search.ignoreExtraFiltersAtLabelsAPI` command-line flag is set, since missing `match[]` filter breaks `/api/v1/series` requests.
 * BUGFIX: [vmctl](https://docs.victoriametrics.com/vmctl.html): properly parse TLS key and CA files for [InfluxDB](https://docs.victoriametrics.com/vmctl/#migrating-data-from-influxdb-1x) and [OpenTSDB](https://docs.victoriametrics.com/vmctl/#migrating-data-from-opentsdb) migration modes.
+* BUGFIX: [vmui](https://docs.victoriametrics.com/#vmui): fix VictoriaLogs UI query handling to correctly apply `_time` filter across all queries. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/5920).
+* BUGFIX: [Single-node VictoriaMetrics](https://docs.victoriametrics.com/) and `vmselect` in [VictoriaMetrics cluster](https://docs.victoriametrics.com/cluster-victoriametrics/): limit duration of requests to /api/v1/labels, /api/v1/label/.../values or /api/v1/series with `-search.maxLabelsAPIDuration` duration. Before, `-search.maxExportDuration` value was used by mistake. Thanks to @kbweave for the [pull request](https://github.com/VictoriaMetrics/VictoriaMetrics/pull/5992).
 
 ## [v1.99.0](https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.99.0)
 
@@ -81,6 +85,7 @@ Released at 2024-03-01
 * FEATURE: [vmui](https://docs.victoriametrics.com/#vmui): allow filling gaps on graphs with interpolated lines as Grafana does. See [this feature request](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/5152) and [this pull request](https://github.com/VictoriaMetrics/VictoriaMetrics/pull/5862).
 * FEATURE: [vmalert](https://docs.victoriametrics.com/#vmalert): support filtering by group, rule or labels in [vmalert's UI](https://docs.victoriametrics.com/vmalert/#web) for `/groups` and `/alerts` pages. See [the pull request](https://github.com/VictoriaMetrics/VictoriaMetrics/pull/5791) by @victoramsantos.
 * FEATURE: [docker-compose](https://github.com/VictoriaMetrics/VictoriaMetrics/tree/master/deployment/docker#docker-compose-environment-for-victoriametrics): create a separate [docker-compose environment](https://github.com/VictoriaMetrics/VictoriaMetrics/blob/master/deployment/docker/docker-compose-victorialogs.yml) for VictoriaLogs installation, including fluentbit and [VictoriaLogs Grafana datasource](https://github.com/VictoriaMetrics/victorialogs-datasource). See [these docs](https://github.com/VictoriaMetrics/VictoriaMetrics/tree/master/deployment/docker#victorialogs-server) for details.
+* FEATURE: [vmagent](https://docs.victoriametrics.com/vmagent.html): add ingestion rate limiting with new flag `-maxIngestionRate`. This flag can be used to limit the number of samples ingested by vmagent per second. 
 * FEATURE: [vmbackupmanager](https://docs.victoriametrics.com/vmbackupmanager/): wait for up 30 seconds before making a [snapshot](https://docs.victoriametrics.com/#how-to-work-with-snapshots) for backup if `vmstorage` is temporarily unavailalbe. This should prevent from `vmbackupmanager` termination in this case. See [this feature request](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/5859).
 
 * BUGFIX: downgrade Go builder from `1.22.0` to `1.21.7`, since `1.22.0` contains [the bug](https://github.com/golang/go/issues/65705), which can lead to deadlocked HTTP connections to remote storage systems, scrape targets and service discovery endpoints at [vmagent](https://docs.victoriametrics.com/vmagent/). This may result in incorrect service discovery, target scraping and failed sending samples to remote storage.