public/grafana
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

feat(unified-storage): Add adaptive backoff to event notifier polling (#114401)

Browse Source 
* use exponential backoff in notifier

* Enhance BadgerDB configuration in REST options with memory table size and number of memtables

* Enhance BadgerDB configuration in REST options by adding value threshold for LSM vs value log storage
This commit is contained in:
Georges Chaudy
2025-11-27 18:42:01 +01:00
committed by GitHub
parent eea50c8e9b
commit 5626dc50f8
3 changed files with 46 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files
pkg/storage/unified/resource/notifier_test.go
+10 -6
View File
@@ -32,7 +32,6 @@ func TestDefaultWatchOptions(t *testing.T) {
opts := defaultWatchOptions()
assert.Equal(t, defaultLookbackPeriod, opts.LookbackPeriod)
assert.Equal(t, defaultPollInterval, opts.PollInterval)
assert.Equal(t, defaultBufferSize, opts.BufferSize)
}
@@ -158,8 +157,9 @@ func TestNotifier_Watch_NoEvents(t *testing.T) {
opts := watchOptions{
LookbackPeriod: 100 * time.Millisecond,
PollInterval: 50 * time.Millisecond,
BufferSize: 10,
MinBackoff: 50 * time.Millisecond,
MaxBackoff: 500 * time.Millisecond,
}
events := notifier.Watch(ctx, opts)
@@ -210,8 +210,9 @@ func TestNotifier_Watch_WithExistingEvents(t *testing.T) {
opts := watchOptions{
LookbackPeriod: 100 * time.Millisecond,
PollInterval: 50 * time.Millisecond,
BufferSize: 10,
MinBackoff: 50 * time.Millisecond,
MaxBackoff: 500 * time.Millisecond,
}
// Start watching
@@ -265,8 +266,9 @@ func TestNotifier_Watch_EventDeduplication(t *testing.T) {
opts := watchOptions{
LookbackPeriod: time.Second,
PollInterval: 20 * time.Millisecond,
BufferSize: 10,
MinBackoff: 20 * time.Millisecond,
MaxBackoff: 200 * time.Millisecond,
}
// Start watching
@@ -326,8 +328,9 @@ func TestNotifier_Watch_ContextCancellation(t *testing.T) {
opts := watchOptions{
LookbackPeriod: 100 * time.Millisecond,
PollInterval: 20 * time.Millisecond,
BufferSize: 10,
MinBackoff: 20 * time.Millisecond,
MaxBackoff: 200 * time.Millisecond,
}
events := notifier.Watch(ctx, opts)
@@ -369,8 +372,9 @@ func TestNotifier_Watch_MultipleEvents(t *testing.T) {
opts := watchOptions{
LookbackPeriod: time.Second,
PollInterval: 20 * time.Millisecond,
BufferSize: 10,
MinBackoff: 20 * time.Millisecond,
MaxBackoff: 200 * time.Millisecond,
}
// Start watching