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-rw-r--r--lib/pleroma/telemetry/logger.ex22
1 files changed, 20 insertions, 2 deletions
diff --git a/lib/pleroma/telemetry/logger.ex b/lib/pleroma/telemetry/logger.ex
index 4cacae02f..003079cf3 100644
--- a/lib/pleroma/telemetry/logger.ex
+++ b/lib/pleroma/telemetry/logger.ex
@@ -1,3 +1,7 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
defmodule Pleroma.Telemetry.Logger do
@moduledoc "Transforms Pleroma telemetry events to logs"
@@ -7,7 +11,8 @@ defmodule Pleroma.Telemetry.Logger do
[:pleroma, :connection_pool, :reclaim, :start],
[:pleroma, :connection_pool, :reclaim, :stop],
[:pleroma, :connection_pool, :provision_failure],
- [:pleroma, :connection_pool, :client_death]
+ [:pleroma, :connection_pool, :client, :dead],
+ [:pleroma, :connection_pool, :client, :add]
]
def attach do
:telemetry.attach_many("pleroma-logger", @events, &handle_event/4, [])
@@ -62,7 +67,7 @@ defmodule Pleroma.Telemetry.Logger do
end
def handle_event(
- [:pleroma, :connection_pool, :client_death],
+ [:pleroma, :connection_pool, :client, :dead],
%{client_pid: client_pid, reason: reason},
%{key: key},
_
@@ -73,4 +78,17 @@ defmodule Pleroma.Telemetry.Logger do
}"
end)
end
+
+ def handle_event(
+ [:pleroma, :connection_pool, :client, :add],
+ %{clients: [_, _ | _] = clients},
+ %{key: key, protocol: :http},
+ _
+ ) do
+ Logger.info(fn ->
+ "Pool worker for #{key}: #{length(clients)} clients are using an HTTP1 connection at the same time, head-of-line blocking might occur."
+ end)
+ end
+
+ def handle_event([:pleroma, :connection_pool, :client, :add], _, _, _), do: :ok
end