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Added persist_events description

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Alexey Murz Korepov 2020-06-09 18:31:43 +03:00
parent 4395a87f7f
commit 48b071d260
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Understanding-Synapse-Performance-Issues-Through-Grafana-Graphs.md

@ -24,6 +24,8 @@ In the first graph, we can see obvious spikes corresponding to lots of `get_user
Still, it's probably worth investigating why we're getting users from the database that often, and whether it's possible to reduce the amount of queries we make by adjusting our cache factor(s). Still, it's probably worth investigating why we're getting users from the database that often, and whether it's possible to reduce the amount of queries we make by adjusting our cache factor(s).
`persist_events` is transaction, that saving new PDU (Persistent Data Unit) events to Synapse database, EDU (Ephemeral Data Unit) is not counts in this group.
## Federation ## Federation
Federation section charts shows info about incoming and outgoing federation transactions, that have two major types: Federation section charts shows info about incoming and outgoing federation transactions, that have two major types: