$ mkdir -pv /data/elasticsearchmkdir: created directory ‘/data’mkdir: created directory ‘/data/elasticsearch’
$ chown 1000.1000 -R /data/elasticsearch$ mkdir /data/skywalking-9.3-docker-composefile -pvmkdir: created directory ‘/data/skywalking-9.3-docker-composefile’

version: '3.8'services:  elasticsearch:    image: elasticsearch:8.4.2    container_name: elasticsearch    ports:      - "9200:9200"    healthcheck:      test: [ "CMD-SHELL", "curl --silent --fail localhost:9200/_cluster/health || exit 1" ]      interval: 30s      timeout: 10s      retries: 3      start_period: 10s    environment:      discovery.type: single-node      ingest.geoip.downloader.enabled: "false"      bootstrap.memory_lock: "true"      ES_JAVA_OPTS: "-Xms512m -Xmx512m"      xpack.security.enabled: "false"    ulimits:      memlock:        soft: -1        hard: -1
  oap:    image: apache/skywalking-oap-server:9.3.0    container_name: oap    depends_on:      elasticsearch:        condition: service_healthy    links:      - elasticsearch    ports:      - "11800:11800"      - "12800:12800"    healthcheck:      test: [ "CMD-SHELL", "/skywalking/bin/swctl ch" ]      interval: 30s      timeout: 10s      retries: 3      start_period: 10s    environment:      SW_STORAGE: elasticsearch      SW_STORAGE_ES_CLUSTER_NODES: elasticsearch:9200      SW_HEALTH_CHECKER: default      SW_TELEMETRY: prometheus      JAVA_OPTS: "-Xms2048m -Xmx2048m"
  ui:    image: apache/skywalking-ui:9.3.0    container_name: ui    depends_on:      oap:        condition: service_healthy    links:      - oap    ports:      - "8080:8080"    environment:      SW_OAP_ADDRESS: http://oap:12800    healthcheck:      test: ["CMD-SHELL", "curl -sf http://localhost:8080 || exit 1" ]      interval: 60s      timeout: 10s      retries: 3      start_period: 60s

$ # docker-compose up -d[+] Running 28/28 ⠿ ui Pulled                                                                                                                                                                 35.3s   ⠿ e96e057aae67 Pull complete                                                                                                                                              15.0s   ⠿ 4ced2591451d Pull complete                                                                                                                                              18.8s   ⠿ df8f874ae8c0 Pull complete                                                                                                                                              23.2s   ⠿ 111b6c748642 Pull complete   ...    [+] Running 4/4 ⠿ Network skywalking_default  Created                                                                                                                                        0.1s ⠿ Container elasticsearch     Healthy                                                                                                                                       39.8s ⠿ Container oap               Healthy                                                                                                                                       63.7s ⠿ Container ui                Started

$ CONTAINER ID   IMAGE                                COMMAND                  CREATED         STATUS                        PORTS                                                                                                    NAMES53c091003cf8   apache/skywalking-ui:9.3.0           "bash docker-entrypo…"   2 minutes ago   Up About a minute (healthy)   0.0.0.0:8080->8080/tcp, :::8080->8080/tcp                                                                ui484c1157c4ef   apache/skywalking-oap-server:9.3.0   "bash docker-entrypo…"   2 minutes ago   Up 2 minutes (healthy)        0.0.0.0:11800->11800/tcp, :::11800->11800/tcp, 1234/tcp, 0.0.0.0:12800->12800/tcp, :::12800->12800/tcp   oap871ff4a14426   elasticsearch:8.4.2                  "/bin/tini -- /usr/l…"   2 minutes ago   Up 2 minutes (healthy)        0.0.0.0:9200->9200/tcp, :::9200->9200/tcp, 9300/tcp                                                      elasticsearch

# Install the latest version, using the default gRPC protocol to report data to OAP$ pip install "apache-skywalking"
# Install the latest version, using the http protocol to report data to OAP$ pip install "apache-skywalking[http]"

from skywalking import agent, config
config.init(collector='127.0.0.1:11800', service='your awesome service')agent.start()

from skywalking import Componentfrom skywalking.trace.context import SpanContext, get_contextfrom skywalking.trace.tags import Tag
context: SpanContext = get_context()  # get a tracing context# create an entry span, by using `with` statement,# the span automatically starts/stops when entering/exiting the contextwith context.new_entry_span(op='https://github.com/apache') as span:    span.component = Component.Flask# the span automatically stops when exiting the `with` context
with context.new_exit_span(op='https://github.com/apache', peer='localhost:8080') as span:    span.component = Component.Flask
with context.new_local_span(op='https://github.com/apache') as span:    span.tag(Tag(key='Singer', val='Nakajima'))

from time import sleep
from skywalking import Componentfrom skywalking.decorators import trace, runnablefrom skywalking.trace.context import SpanContext, get_contextfrom skywalking.trace.ipc.process import SwProcess
@trace()  # the operation name is the method name('some_other_method') by defaultdef some_other_method():    sleep(1)

@trace(op='awesome')  # customize the operation name to 'awesome'def some_method():    some_other_method()

@trace(op='async_functions_are_also_supported')async def async_func():    return 'asynchronous'

@trace()async def async_func2():    return await async_func()

@runnable() # cross thread propagationdef some_method():     some_other_method()
from threading import Thread t = Thread(target=some_method)t.start()
# When another process is started, agents will also be started in other processes, # supporting only the process mode of spawn.p1 = SwProcess(target=some_method) p1.start()p1.join()

context: SpanContext = get_context()with context.new_entry_span(op=str('https://github.com/apache/skywalking')) as span:    span.component = Component.Flask    some_method()

$ java --versionopenjdk 11.0.16 2022-07-19 LTSOpenJDK Runtime Environment (Red_Hat-11.0.16.0.8-1.amzn2.0.1) (build 11.0.16+8-LTS)OpenJDK 64-Bit Server VM (Red_Hat-11.0.16.0.8-1.amzn2.0.1) (build 11.0.16+8-LTS, mixed mode, sharing)

$ mkdir /apps && cd /apps
$ wget https://dlcdn.apache.org/zookeeper/zookeeper-3.7.1/apache-zookeeper-3.7.1-bin.tar.gz--2022-12-15 21:13:10--  https://dlcdn.apache.org/zookeeper/zookeeper-3.7.1/apache-zookeeper-3.7.1-bin.tar.gzResolving dlcdn.apache.org (dlcdn.apache.org)... 151.101.2.132, 2a04:4e42::644Connecting to dlcdn.apache.org (dlcdn.apache.org)|151.101.2.132|:443... connected.HTTP request sent, awaiting response... 200 OKLength: 12649765 (12M) [application/x-gzip]Saving to: ‘apache-zookeeper-3.7.1-bin.tar.gz’
100%[=========================================================================================================================================>] 12,649,765  70.8MB/s   in 0.2s
2022-12-15 21:13:10 (70.8 MB/s) - ‘apache-zookeeper-3.7.1-bin.tar.gz’ saved [12649765/12649765]
$ tar xzvf apache-zookeeper-3.7.1-bin.tar.gz$ cp /apps/apache-zookeeper-3.7.1-bin/conf/zoo_sample.cfg /apps/apache-zookeeper-3.7.1-bin/conf/zoo.cfg$ ll /apps/apache-zookeeper-3.7.1-bin/conf/zoo.cfg-rw-r--r-- 1 root root 1148 Dec 15 21:14 /apps/apache-zookeeper-3.7.1-bin/conf/zoo.cfg
$ /apps/apache-zookeeper-3.7.1-bin/bin/zkServer.sh start/usr/bin/javaZooKeeper JMX enabled by defaultUsing config: /apps/apache-zookeeper-3.7.1-bin/bin/../conf/zoo.cfg
$ ss -tlnp | grep 2181LISTEN 0      50                 *:2181             *:*    users:(("java",pid=6350,fd=53))