Add linux disk IO metrics to system/process (elastic#37213)

* add diskio data from system-metrics

* add changelog

* fix python tests

* fix docs

CHANGELOG.next.asciidoc

@@ -245,6 +245,7 @@ Setting environmental variable ELASTIC_NETINFO:false in Elastic Agent pod will d
 - Align on the algorithm used to transform Prometheus histograms into Elasticsearch histograms {pull}36647[36647]
 - Enhance GCP billing with detailed tables identification, additional fields, and optimized data handling. {pull}36902[36902]
 - Add a `/inputs/` route to the HTTP monitoring endpoint that exposes metrics for each metricset instance. {pull}36971[36971]
+- Add linux IO metrics to system/process {pull}37213[37213]
 - Add new memory/cgroup metrics to Kibana module {pull}37232[37232]
 
 *Osquerybeat*

NOTICE.txt

@@ -12712,11 +12712,11 @@ SOFTWARE
 
 --------------------------------------------------------------------------------
 Dependency : github.com/elastic/elastic-agent-libs
-Version: v0.6.2
+Version: v0.7.2
 Licence type (autodetected): Apache-2.0
 --------------------------------------------------------------------------------
 
-Contents of probable licence file $GOMODCACHE/github.com/elastic/elastic-agent-libs@v0.6.2/LICENSE:
+Contents of probable licence file $GOMODCACHE/github.com/elastic/elastic-agent-libs@v0.7.2/LICENSE:
 
                                  Apache License
                            Version 2.0, January 2004
@@ -13026,11 +13026,11 @@ these terms.
 
 --------------------------------------------------------------------------------
 Dependency : github.com/elastic/elastic-agent-system-metrics
-Version: v0.8.2
+Version: v0.9.0
 Licence type (autodetected): Apache-2.0
 --------------------------------------------------------------------------------
 
-Contents of probable licence file $GOMODCACHE/github.com/elastic/elastic-agent-system-metrics@v0.8.2/LICENSE.txt:
+Contents of probable licence file $GOMODCACHE/github.com/elastic/elastic-agent-system-metrics@v0.9.0/LICENSE.txt:
 
                                  Apache License
                            Version 2.0, January 2004
@@ -24709,11 +24709,11 @@ THE SOFTWARE.
 
 --------------------------------------------------------------------------------
 Dependency : go.uber.org/zap
-Version: v1.25.0
+Version: v1.26.0
 Licence type (autodetected): MIT
 --------------------------------------------------------------------------------
 
-Contents of probable licence file $GOMODCACHE/go.uber.org/zap@v1.25.0/LICENSE.txt:
+Contents of probable licence file $GOMODCACHE/go.uber.org/zap@v1.26.0/LICENSE.txt:
 
 Copyright (c) 2016-2017 Uber Technologies, Inc.
 
@@ -34101,37 +34101,6 @@ Contents of probable licence file $GOMODCACHE/github.com/aws/aws-sdk-go-v2/servi
    limitations under the License.
 
 
---------------------------------------------------------------------------------
-Dependency : github.com/benbjohnson/clock
-Version: v1.3.0
-Licence type (autodetected): MIT
---------------------------------------------------------------------------------
-
-Contents of probable licence file $GOMODCACHE/github.com/benbjohnson/clock@v1.3.0/LICENSE:
-
-The MIT License (MIT)
-
-Copyright (c) 2014 Ben Johnson
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
-
-
 --------------------------------------------------------------------------------
 Dependency : github.com/beorn7/perks
 Version: v1.0.1

go.mod

@@ -151,7 +151,7 @@ require (
 	go.etcd.io/bbolt v1.3.6
 	go.uber.org/atomic v1.11.0
 	go.uber.org/multierr v1.11.0
-	go.uber.org/zap v1.25.0
+	go.uber.org/zap v1.26.0
 	golang.org/x/crypto v0.14.0
 	golang.org/x/lint v0.0.0-20210508222113-6edffad5e616
 	golang.org/x/mod v0.10.0
@@ -202,9 +202,9 @@ require (
 	github.com/awslabs/kinesis-aggregation/go/v2 v2.0.0-20220623125934-28468a6701b5
 	github.com/elastic/bayeux v1.0.5
 	github.com/elastic/elastic-agent-autodiscover v0.6.4
-	github.com/elastic/elastic-agent-libs v0.6.2
+	github.com/elastic/elastic-agent-libs v0.7.2
 	github.com/elastic/elastic-agent-shipper-client v0.5.1-0.20230228231646-f04347b666f3
-	github.com/elastic/elastic-agent-system-metrics v0.8.2
+	github.com/elastic/elastic-agent-system-metrics v0.9.0
 	github.com/elastic/go-elasticsearch/v8 v8.10.0
 	github.com/elastic/mito v1.7.0
 	github.com/elastic/toutoumomoma v0.0.0-20221026030040-594ef30cb640

go.sum

@@ -367,7 +367,6 @@ github.com/awslabs/goformation/v4 v4.1.0/go.mod h1:MBDN7u1lMNDoehbFuO4uPvgwPeolT
 github.com/awslabs/kinesis-aggregation/go/v2 v2.0.0-20220623125934-28468a6701b5 h1:lxW5Q6K2IisyF5tlr6Ts0W4POGWQZco05MJjFmoeIHs=
 github.com/awslabs/kinesis-aggregation/go/v2 v2.0.0-20220623125934-28468a6701b5/go.mod h1:0Qr1uMHFmHsIYMcG4T7BJ9yrJtWadhOmpABCX69dwuc=
 github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
-github.com/benbjohnson/clock v1.3.0 h1:ip6w0uFQkncKQ979AypyG0ER7mqUSBdKLOgAle/AT8A=
 github.com/benbjohnson/immutable v0.2.1/go.mod h1:uc6OHo6PN2++n98KHLxW8ef4W42ylHiQSENghE1ezxI=
 github.com/benbjohnson/tmpl v1.0.0/go.mod h1:igT620JFIi44B6awvU9IsDhR77IXWtFigTLil/RPdps=
 github.com/beorn7/perks v0.0.0-20160804104726-4c0e84591b9a/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
@@ -655,12 +654,12 @@ github.com/elastic/elastic-agent-autodiscover v0.6.4 h1:K+xC7OGgcy4fLXVuGgOGLs+e
 github.com/elastic/elastic-agent-autodiscover v0.6.4/go.mod h1:5+7NIBAILc0GkgxYW3ckXncu5wRZfltZhTY4aZAYP4M=
 github.com/elastic/elastic-agent-client/v7 v7.4.0 h1:h75oTkkvIjgiKVm61NpvTZP4cy6QbQ3zrIpXKGigyjo=
 github.com/elastic/elastic-agent-client/v7 v7.4.0/go.mod h1:9/amG2K2y2oqx39zURcc+hnqcX+nyJ1cZrLgzsgo5c0=
-github.com/elastic/elastic-agent-libs v0.6.2 h1:tE5pFK4y7xm1FtXm+r+63G7STjJAaWh3+oKIQDzdPDo=
-github.com/elastic/elastic-agent-libs v0.6.2/go.mod h1:o+EySawBZGeYu49shJxerg2wRCimS1dhrD4As0MS700=
+github.com/elastic/elastic-agent-libs v0.7.2 h1:yT0hF0UAxJCdQqhHh6SFpgYrcpB10oFzPj8IaytPS2o=
+github.com/elastic/elastic-agent-libs v0.7.2/go.mod h1:pVBEElQJUO9mr4WStWNXuQGsJn54lcjAoYAHmsvBLBc=
 github.com/elastic/elastic-agent-shipper-client v0.5.1-0.20230228231646-f04347b666f3 h1:sb+25XJn/JcC9/VL8HX4r4QXSUq4uTNzGS2kxOE7u1U=
 github.com/elastic/elastic-agent-shipper-client v0.5.1-0.20230228231646-f04347b666f3/go.mod h1:rWarFM7qYxJKsi9WcV6ONcFjH/NA3niDNpTxO+8/GVI=
-github.com/elastic/elastic-agent-system-metrics v0.8.2 h1:99H1o+WTD/g6jcQr1hUOZ+dsZkZF0SfNePmjGg7TnhU=
-github.com/elastic/elastic-agent-system-metrics v0.8.2/go.mod h1:9C1UEfj0P687HAzZepHszN6zXA+2tN2Lx3Osvq1zby8=
+github.com/elastic/elastic-agent-system-metrics v0.9.0 h1:sA3pSk+awH4g45M8tjcwd9U6uVQvNzUpKS8ajS3DuUk=
+github.com/elastic/elastic-agent-system-metrics v0.9.0/go.mod h1:9C1UEfj0P687HAzZepHszN6zXA+2tN2Lx3Osvq1zby8=
 github.com/elastic/elastic-transport-go/v8 v8.0.0-20230329154755-1a3c63de0db6/go.mod h1:87Tcz8IVNe6rVSLdBux1o/PEItLtyabHU3naC7IoqKI=
 github.com/elastic/elastic-transport-go/v8 v8.3.0 h1:DJGxovyQLXGr62e9nDMPSxRyWION0Bh6d9eCFBriiHo=
 github.com/elastic/elastic-transport-go/v8 v8.3.0/go.mod h1:87Tcz8IVNe6rVSLdBux1o/PEItLtyabHU3naC7IoqKI=
@@ -1986,8 +1985,8 @@ go.uber.org/zap v1.13.0/go.mod h1:zwrFLgMcdUuIBviXEYEH1YKNaOBnKXsx2IPda5bBwHM=
 go.uber.org/zap v1.14.0/go.mod h1:zwrFLgMcdUuIBviXEYEH1YKNaOBnKXsx2IPda5bBwHM=
 go.uber.org/zap v1.14.1/go.mod h1:Mb2vm2krFEG5DV0W9qcHBYFtp/Wku1cvYaqPsS/WYfc=
 go.uber.org/zap v1.24.0/go.mod h1:2kMP+WWQ8aoFoedH3T2sq6iJ2yDWpHbP0f6MQbS9Gkg=
-go.uber.org/zap v1.25.0 h1:4Hvk6GtkucQ790dqmj7l1eEnRdKm3k3ZUrUMS2d5+5c=
-go.uber.org/zap v1.25.0/go.mod h1:JIAUzQIH94IC4fOJQm7gMmBJP5k7wQfdcnYdPoEXJYk=
+go.uber.org/zap v1.26.0 h1:sI7k6L95XOKS281NhVKOFCUNIvv9e0w4BF8N3u+tCRo=
+go.uber.org/zap v1.26.0/go.mod h1:dtElttAiwGvoJ/vj4IwHBS/gXsEu/pZ50mUIRWuG0so=
 golang.org/x/crypto v0.0.0-20171113213409-9f005a07e0d3/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20180505025534-4ec37c66abab/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=

metricbeat/docs/fields.asciidoc

@@ -62382,6 +62382,75 @@ format: bytes
 
 --
 
+[float]
+=== io
+
+Disk I/O Metrics, as forwarded from /proc/[PID]/io. Available on Linux only.
+
+
+*`system.process.io.cancelled_write_bytes`*::
++
+--
+The number of bytes this process cancelled, or caused not to be written.
+
+type: long
+
+--
+
+*`system.process.io.read_bytes`*::
++
+--
+The number of bytes fetched from the storage layer.
+
+type: long
+
+--
+
+*`system.process.io.write_bytes`*::
++
+--
+The number of bytes written to the storage layer.
+
+type: long
+
+--
+
+*`system.process.io.read_char`*::
++
+--
+The number of bytes read from read(2) and similar syscalls.
+
+type: long
+
+--
+
+*`system.process.io.write_char`*::
++
+--
+The number of bytes sent to syscalls for writing.
+
+type: long
+
+--
+
+*`system.process.io.read_ops`*::
++
+--
+The count of read-related syscalls.
+
+type: long
+
+--
+
+*`system.process.io.write_ops`*::
++
+--
+The count of write-related syscalls.
+
+type: long
+
+--
+
 [float]
 === fd