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- ID :
- 37
- Titre :
- Several http servers are slowed down
- Statut :
- terminé
- Date de début :
- 04/06/2012 15:00
- Date de fin :
- 04/06/2012 22:14
Mises à jour
04/06/2012
15:17
15:17
An unexplained memory peak triggered a cache flush.
04/06/2012
15:44
15:44
We suspect a SQL server was slowed down for a couple of minutes, which triggered the global memory usage increase and then, the cache flush on http servers.
There’s no easy way to prevent this snowball effect from happening with our current architecture.
04/06/2012
17:21
17:21
This problem happened again on http6. We’re still unsure about the root cause.
04/06/2012
18:11
18:11
We’ve probably found the culprit.