Feat/lag histogram #1203
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -4,6 +4,7 @@ import ( | |
| "fmt" | ||
| "strings" | ||
| "sync" | ||
| "time" | ||
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| pq "github.com/emirpasic/gods/queues/priorityqueue" | ||
| "github.com/flanksource/commons/logger" | ||
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@@ -70,7 +71,15 @@ func (t *SharedInformerManager) Register(ctx api.ScrapeContext, watchResource v1 | |
| if ctx.Properties().On(false, "scraper.log.items") { | ||
| ctx.Logger.V(4).Infof("added: %s %s %s", u.GetUID(), u.GetKind(), u.GetName()) | ||
| } | ||
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| // TODO: We receive very old objects (months old) and that screws up the histogram | ||
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| ctx.Histogram("informer_receive_lag", []float64{1, 100, 1000, 10_000, 100_000}, | ||
| "scraper", ctx.ScraperID(), | ||
| "kind", watchResource.Kind, | ||
| "operation", "add", | ||
| ).Record(time.Duration(time.Since(u.GetCreationTimestamp().Time).Milliseconds())) | ||
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| queue.Enqueue(NewObjectQueueItem(u)) | ||
| }, | ||
| UpdateFunc: func(oldObj any, newObj any) { | ||
| u, err := getUnstructuredFromInformedObj(watchResource, newObj) | ||
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@@ -89,7 +98,8 @@ func (t *SharedInformerManager) Register(ctx api.ScrapeContext, watchResource v1 | |
| if ctx.Properties().On(false, "scraper.log.items") { | ||
| ctx.Logger.V(3).Infof("updated: %s %s %s", u.GetUID(), u.GetKind(), u.GetName()) | ||
| } | ||
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| queue.Enqueue(NewObjectQueueItem(u)) | ||
|
There was a problem hiding this comment. We need update lag - this is actually the most critical one - I have added an is-healthy LastUpdated func https://github.com/flanksource/is-healthy/pull/144/files#diff-b7f1feaa038882966a9d30e0b96e476dccccc2608dd8a660f80767dbbc635b6fR183 |
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| }, | ||
| DeleteFunc: func(obj any) { | ||
| u, err := getUnstructuredFromInformedObj(watchResource, obj) | ||
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@@ -107,6 +117,13 @@ func (t *SharedInformerManager) Register(ctx api.ScrapeContext, watchResource v1 | |
| if ctx.Properties().On(false, "scraper.log.items") { | ||
| ctx.Logger.V(3).Infof("deleted: %s %s %s", u.GetUID(), u.GetKind(), u.GetName()) | ||
| } | ||
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| ctx.Histogram("informer_receive_lag", []float64{1, 100, 1000, 10_000, 100_000}, | ||
| "scraper", ctx.ScraperID(), | ||
| "kind", watchResource.Kind, | ||
| "operation", "delete", | ||
| ).Record(time.Duration(time.Since(u.GetDeletionTimestamp().Time).Milliseconds())) | ||
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| deleteBuffer <- string(u.GetUID()) | ||
| }, | ||
| }) | ||
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It needs to be per per config item, at the tail end is what is going to hurt us -