vrr/Pulse
2
0
Fork 0
mirror of https://github.com/rcourtman/Pulse.git synced 2026-05-01 21:10:13 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 6

Reduce metrics store transaction churn (#1124)

Browse source
This commit is contained in:
rcourtman 2026-03-25 12:06:28 +00:00
parent 73bebf2f4f
commit 2acf2e9ef9
2 changed files with 74 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

31
pkg/metrics/store_additional_test.go
View file

@ -6,6 +6,37 @@ import (
"time"
)
func TestDefaultConfig_UsesLargerWriteBuffer(t *testing.T) {
cfg := DefaultConfig("/tmp/pulse")
if cfg.WriteBufferSize != 500 {
t.Fatalf("WriteBufferSize = %d, want 500", cfg.WriteBufferSize)
}
}
func TestStoreCoalesceQueuedBatches(t *testing.T) {
store := &Store{
writeCh: make(chan []bufferedMetric, 4),
}
initial := []bufferedMetric{
{resourceType: "vm", resourceID: "vm-1", metricType: "cpu", value: 10},
}
store.writeCh <- []bufferedMetric{
{resourceType: "vm", resourceID: "vm-1", metricType: "memory", value: 20},
}
store.writeCh <- []bufferedMetric{
{resourceType: "vm", resourceID: "vm-2", metricType: "cpu", value: 30},
}
combined := store.coalesceQueuedBatches(initial)
if len(combined) != 3 {
t.Fatalf("expected 3 combined metrics, got %d", len(combined))
}
if len(store.writeCh) != 0 {
t.Fatalf("expected queued batches to be drained, got %d remaining", len(store.writeCh))
}
}
func TestStoreWriteBatchSync(t *testing.T) {
dir := t.TempDir()
store, err := NewStore(DefaultConfig(dir))