IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.

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envoyproxy fields

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envoyproxy fields

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envoyproxy module

envoyproxy

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server

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Contains envoy proxy server stats

envoyproxy.server.cluster_manager.active_clusters

Number of currently active (warmed) clusters

type: integer

envoyproxy.server.cluster_manager.cluster_added

Total clusters added (either via static config or CDS)

type: integer

envoyproxy.server.cluster_manager.cluster_modified

Total clusters modified (via CDS)

type: integer

envoyproxy.server.cluster_manager.cluster_removed

Total clusters removed (via CDS)

type: integer

envoyproxy.server.cluster_manager.warming_clusters

Number of currently warming (not active) clusters

type: integer

envoyproxy.server.filesystem.flushed_by_timer

Total number of times internal flush buffers are written to a file due to flush timeout

type: integer

envoyproxy.server.filesystem.reopen_failed

Total number of times a file was failed to be opened

type: integer

envoyproxy.server.filesystem.write_buffered

Total number of times file data is moved to Envoys internal flush buffer

type: integer

envoyproxy.server.filesystem.write_completed

Total number of times a file was written

type: integer

envoyproxy.server.filesystem.write_total_buffered

Current total size of internal flush buffer in bytes

type: integer

envoyproxy.server.runtime.load_error

Total number of load attempts that resulted in an error

type: integer

envoyproxy.server.runtime.load_success

Total number of load attempts that were successful

type: integer

envoyproxy.server.runtime.num_keys

Number of keys currently loaded

type: integer

envoyproxy.server.runtime.override_dir_exists

Total number of loads that did use an override directory

type: integer

envoyproxy.server.runtime.override_dir_not_exists

Total number of loads that did not use an override directory

type: integer

envoyproxy.server.runtime.admin_overrides_active

type: integer

envoyproxy.server.listener_manager.listener_added

Total listeners added (either via static config or LDS)

type: integer

envoyproxy.server.listener_manager.listener_create_failure

Total failed listener object additions to workers

type: integer

envoyproxy.server.listener_manager.listener_create_success

Total listener objects successfully added to workers

type: integer

envoyproxy.server.listener_manager.listener_modified

Total listeners modified (via LDS)

type: integer

envoyproxy.server.listener_manager.listener_removed

Total listeners removed (via LDS)

type: integer

envoyproxy.server.listener_manager.total_listeners_active

Number of currently active listeners

type: integer

envoyproxy.server.listener_manager.total_listeners_draining

Number of currently draining listeners

type: integer

envoyproxy.server.listener_manager.total_listeners_warming

Number of currently warming listeners

type: integer

envoyproxy.server.stats.overflow

Total number of times Envoy cannot allocate a statistic due to a shortage of shared memory

type: integer

envoyproxy.server.server.days_until_first_cert_expiring

Number of days until the next certificate being managed will expire

type: integer

envoyproxy.server.server.live

1 if the server is not currently draining, 0 otherwise

type: integer

envoyproxy.server.server.memory_allocated

Current amount of allocated memory in bytes

type: integer

envoyproxy.server.server.memory_heap_size

Current reserved heap size in bytes

type: integer

envoyproxy.server.server.parent_connections

Total connections of the old Envoy process on hot restart

type: integer

envoyproxy.server.server.total_connections

Total connections of both new and old Envoy processes

type: integer

envoyproxy.server.server.uptime

Current server uptime in seconds

type: integer

envoyproxy.server.server.version

Integer represented version number based on SCM revision

type: integer

envoyproxy.server.server.watchdog_mega_miss

type: integer

envoyproxy.server.server.watchdog_miss

type: integer

envoyproxy.server.server.hot_restart_epoch

Current hot restart epoch

type: integer

envoyproxy.server.http2.header_overflow

Total number of connections reset due to the headers being larger than Envoy::Http::Http2::ConnectionImpl::StreamImpl::MAX_HEADER_SIZE (63k)

type: integer

envoyproxy.server.http2.headers_cb_no_stream

Total number of errors where a header callback is called without an associated stream. This tracks an unexpected occurrence due to an as yet undiagnosed bug

type: integer

envoyproxy.server.http2.rx_messaging_error

Total number of invalid received frames that violated section 8 of the HTTP/2 spec. This will result in a tx_reset

type: integer

envoyproxy.server.http2.rx_reset

Total number of reset stream frames received by Envoy

type: integer

envoyproxy.server.http2.too_many_header_frames

Total number of times an HTTP2 connection is reset due to receiving too many headers frames. Envoy currently supports proxying at most one header frame for 100-Continue one non-100 response code header frame and one frame with trailers

type: integer

envoyproxy.server.http2.trailers

Total number of trailers seen on requests coming from downstream

type: integer

envoyproxy.server.http2.tx_reset

Total number of reset stream frames transmitted by Envoy

type: integer

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