• ELK整合Filebeat监控nginx日志


    ELK 日志分析

    1. 为什么用到 ELK

    一般我们需要进行日志分析场景:直接在日志文件中 grepawk 就可以获得自己想要的信息。
    但在规模较大的场景中,此方法效率低下,面临问题包括日志量太大如何归档、文本搜索太慢怎么办、
    如何多维度查询。需要集中化的日志管理,所有服务器上的日志收集汇总。常见解决思路是建立集中
    式日志收集系统,将所有节点上的日志统一收集,管理,访问。


    一般大型系统是一个分布式部署的架构,不同的服务模块部署在不同的服务器上,问题出现时,
    大部分情况需要根据问题暴露的关键信息,定位到具体的服务器和服务模块,构建一套集中式日志系
    统,可以提高定位问题的效率。


    一个完整的集中式日志系统,需要包含以下几个主要特点:
    收集-能够采集多种来源的日志数据
    传输-能够稳定的把日志数据传输到中央系统
    存储-如何存储日志数据
    分析-可以支持 UI 分析
    警告-能够提供错误报告,监控机制 ELK 提供了一整套解决方案,并且都是开源软件,之间互相配
    合使用,完美衔接,高效的满足了很多场合的应用。目前主流的一种日志系统。

    2.ELK简介

    ELK 是三个开源软件的缩写,分别表示: Elasticsearch , Logstash, Kibana , 它们都是开源软件。新增了
    一个 FileBeat,它是一个轻量级的日志收集处理工具(Agent)Filebeat 占用资源少,适合于在各个服务
    器上搜集日志后传输给 Logstash,官方也推荐此工具。Elasticsearch 是个开源分布式搜索引擎,提供搜集、分析、存储数据三大功能。它的特点有:分布式,
    零配置,自动发现,索引自动分片,索引副本机制, restful 风格接口,多数据源,自动搜索负载等。Logstash 主要是用来日志的搜集、分析、过滤日志的工具,支持大量的数据获取方式。一般工作方式
    c/s 架构, client 端安装在需要收集日志的主机上, server 端负责将收到的各节点日志进行过滤、修
    改等操作在一并发往 elasticsearch 上去。Kibana 也是一个开源和免费的工具, Kibana 可以为 Logstash ElasticSearch 提供的日志分析友好
    Web 界面,可以帮助汇总、分析和搜索重要数据日志。Filebeat 隶属于 Beats。目前 Beats 包含四种工具:Packetbeat(搜集网络流量数据)Topbeat(搜集系统、进程和文件系统级别的 CPU 和内存使用情况等数据)Filebeat(搜集文件数据)Winlogbeat(搜集 Windows 事件日志数据)

    3. 实验部署

    本次部署的是 filebeats(客户端)logstash+elasticsearch+kibana(服务端)组成的架构。
    业务请求到达 nginx-server 机器上的 NginxNginx 响应请求,并在 access.log 文件中增加访问记
    录; FileBeat 搜集新增的日志,通过 LogStash 5044 端口上传日志; LogStash 将日志信息通过本
    机的 9200 端口传入到 ElasticSerach; 搜索日志的用户通过浏览器访问 Kibana,服务器端口是 5601Kibana 通过 9200 端口访问 ElasticSerach


    实验环境:
    本次部署的是单点 ELK 用了两台机器(CentOS7)
    ELK 服务端: 192.168.180.113
    Nginx 客户端: 192.168.180.1121. 准备工作:
    配置好网络 yum

    1. # wget http://mirrors.aliyun.com/repo/Centos-7.repo
    2. # wget http://mirrors.aliyun.com/repo/epel-7.repo
    3. 关闭防火墙: systemctl stop(disable) firewalld
    4. 关闭 SELinux: SELINUX=disabled

    2. 下载并安装软件包:

    1. # mkdir /elk;cd /elk
    2. # wget https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-6.2.3.tar.gz
    3. # wget https://artifacts.elastic.co/downloads/logstash/logstash-6.2.3.tar.gz
    4. # wget https://artifacts.elastic.co/downloads/kibana/kibana-6.2.3-linux-x86_64.tar.gz

    全部解压缩,并复制到/usr/local/目录下3. 安装 JDK(java)环境工具:

    # yum -y install java-1.8*
    

    4. 配置 elasticsearch

    1) 新建 elasticsearch 用户并启动(elasticsearch 普通用户启动)

    1. # useradd es
    2. # chown -R elasticsearch.elasticsearch /mnt/elasticsearch-6.2.3/
    1. [root@topcheer elasticsearch-6.2.3]# su - es
    2. 上一次登录:日 929 22:53:43 CST 2019pts/1
    3. [es@topcheer ~]$ cd /mnt
    4. [es@topcheer mnt]$ ll
    5. 总用量 4175516
    6. drwxr-xr-x 9 root root 160 104 20:30 apache-tomcat-7.0.70
    7. drwxr-xr-x 9 root root 160 114 01:25 apache-tomcat-7.0.70_1
    8. -rw-r--r-- 1 root root 8924465 104 20:30 apache-tomcat-7.0.70.tar.gz
    9. -rw-r--r-- 1 root root 540 921 22:14 Dockerfile
    10. drwxr-xr-x 9 es es 155 921 22:58 elasticsearch-6.2.3
    11. -rw-r--r-- 1 root root 29050159 921 22:45 elasticsearch-6.2.3.tar.gz
    12. -rw-r--r-- 1 root root 128 929 21:47 elasticsearch.yml
    13. -rw-r--r-- 1 root root 780598784 929 21:27 es.tar
    14. -rw-r--r-- 1 root root 412774002 530 2018 gitlab-ce-10.8.2-ce.0.el7.x86_64.rpm
    15. drwxr-xr-x 2 root root 100 114 01:08 harbor
    16. -rw-r--r-- 1 root root 552897681 114 01:07 harbor-offline-installer-v1.8.0.tgz
    17. -rw-r--r-- 1 root root 619113214 114 00:38 harbor-offline-installer-v1.9.1.tgz
    18. -rw-r--r-- 1 root root 78245883 930 14:25 jenkins.war
    19. drwxrwxr-x 12 wgr wgr 249 921 23:34 kibana-6.2.3-linux-x86_64
    20. -rw-r--r-- 1 root root 83426328 921 22:45 kibana-6.2.3-linux-x86_64.tar.gz
    21. -rw-r--r-- 1 root root 768809984 929 21:29 kibana.tar
    22. -rw-r--r-- 1 root root 17446309 921 22:12 logstash-0.0.1-SNAPSHOT.jar
    23. drwxr-xr-x 12 root root 289 922 12:32 logstash-6.2.3
    24. -rw-r--r-- 1 root root 138221072 921 22:45 logstash-6.2.3.tar.gz
    25. -rw-r--r-- 1 root root 677771264 929 21:31 logstash.tar
    26. drwxrwxr-x 3 root root 48 84 2018 __MACOSX
    27. drwxr-xr-x 10 root root 171 1024 23:34 nacos
    28. -rw-r--r-- 1 root root 44275341 1024 23:25 nacos.tar.gz
    29. drwxr-xr-x 9 es es 186 104 21:41 nginx-1.12.2
    30. -rw-r--r-- 1 root root 981687 104 20:30 nginx-1.12.2.tar.gz
    31. drwxr-xr-x 9 1169 1169 12288 104 21:40 pcre-8.37
    32. -rw-r--r-- 1 root root 2041593 104 20:30 pcre-8.37.tar.gz
    33. drwxr-xr-x 19 root root 4096 1119 21:41 Python-3.7.0
    34. -rw-r--r-- 1 root root 26047619 1119 21:33 Python-3.7.0.zip
    35. drwxr-xr-x 11 es es 4096 106 16:52 zookeeper-3.4.10
    36. -rw-r--r-- 1 root root 35042811 106 15:27 zookeeper-3.4.10.tar.gz
    37. [es@topcheer mnt]$ cd elasticsearch-6.2.3/
    38. [es@topcheer elasticsearch-6.2.3]$ ll
    39. 总用量 220
    40. drwxr-xr-x 2 es es 4096 921 22:49 bin
    41. drwxr-xr-x 2 es es 75 929 22:48 config
    42. drwxrwxr-x 3 es es 19 921 22:58 data
    43. drwxr-xr-x 2 es es 4096 313 2018 lib
    44. -rw-r--r-- 1 es es 11358 313 2018 LICENSE.txt
    45. drwxr-xr-x 2 es es 268 929 22:44 logs
    46. drwxr-xr-x 16 es es 289 313 2018 modules
    47. -rw-r--r-- 1 es es 191887 313 2018 NOTICE.txt
    48. drwxr-xr-x 2 es es 6 313 2018 plugins
    49. -rw-r--r-- 1 es es 9268 313 2018 README.textile
    50. [es@topcheer elasticsearch-6.2.3]$ ./bin/elasticsearch -d

    2) 查看进程是否启动成功(等待一下)

    1. [es@topcheer elasticsearch-6.2.3]$ lsof -i:9200
    2. [es@topcheer elasticsearch-6.2.3]$ netstat -antp
    3. (Not all processes could be identified, non-owned process info
    4. will not be shown, you would have to be root to see it all.)
    5. Active Internet connections (servers and established)
    6. Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
    7. tcp 0 0 0.0.0.0:111 0.0.0.0:* LISTEN -
    8. tcp 0 0 0.0.0.0:6000 0.0.0.0:* LISTEN -
    9. tcp 0 0 192.168.122.1:53 0.0.0.0:* LISTEN -
    10. tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN -
    11. tcp 0 0 127.0.0.1:631 0.0.0.0:* LISTEN -
    12. tcp 0 0 127.0.0.1:25 0.0.0.0:* LISTEN -
    13. tcp 0 0 127.0.0.1:6010 0.0.0.0:* LISTEN -
    14. tcp 0 0 192.168.180.113:22 192.168.180.1:65135 ESTABLISHED -
    15. tcp 0 0 192.168.180.113:22 192.168.180.1:65130 ESTABLISHED -
    16. tcp 0 1 192.168.180.113:44876 192.168.77.129:2377 SYN_SENT -
    17. tcp6 0 0 :::2377 :::* LISTEN -
    18. tcp6 0 0 :::27017 :::* LISTEN -
    19. tcp6 0 0 :::8009 :::* LISTEN -
    20. tcp6 0 0 :::7946 :::* LISTEN -
    21. tcp6 0 0 :::3306 :::* LISTEN -
    22. tcp6 0 0 :::6061 :::* LISTEN -
    23. tcp6 0 0 :::6062 :::* LISTEN -
    24. tcp6 0 0 :::111 :::* LISTEN -
    25. tcp6 0 0 :::80 :::* LISTEN -
    26. tcp6 0 0 :::8080 :::* LISTEN -
    27. tcp6 0 0 :::6000 :::* LISTEN -
    28. tcp6 0 0 :::22 :::* LISTEN -
    29. tcp6 0 0 ::1:631 :::* LISTEN -
    30. tcp6 0 0 :::23 :::* LISTEN -
    31. tcp6 0 0 ::1:25 :::* LISTEN -
    32. tcp6 0 0 ::1:6010 :::* LISTEN -
    33. tcp6 0 0 :::8091 :::* LISTEN -
    34. tcp6 0 0 127.0.0.1:8005 :::* LISTEN

    3) 若出现错误可以查看日志

    1. [es@topcheer elasticsearch-6.2.3]$ cd logs/
    2. [es@topcheer logs]$ ll
    3. 总用量 60
    4. -rw-rw-r-- 1 es es 2836 922 00:01 elasticsearch-2019-09-21-1.log.gz
    5. -rw-rw-r-- 1 es es 1470 929 22:44 elasticsearch-2019-09-22-1.log.gz
    6. -rw-rw-r-- 1 es es 2956 122 10:06 elasticsearch-2019-09-29-1.log.gz
    7. -rw-rw-r-- 1 es es 1593 922 10:21 elasticsearch_deprecation.log
    8. -rw-rw-r-- 1 es es 0 921 22:58 elasticsearch_index_indexing_slowlog.log
    9. -rw-rw-r-- 1 es es 0 921 22:58 elasticsearch_index_search_slowlog.log
    10. -rw-rw-r-- 1 es es 4214 122 10:06 elasticsearch.log
    11. -rw-rw-r-- 1 es es 34796 122 10:06 gc.log.0.current
    12. [es@topcheer logs]$ cat elasticsearch.log
    13. [2019-12-02T10:06:40,446][INFO ][o.e.n.Node ] [] initializing ...
    14. [2019-12-02T10:06:40,891][INFO ][o.e.e.NodeEnvironment ] [Wq-vR0u] using [1] data paths, mounts [[/ (rootfs)]], net usable_space [3gb], net total_space [26.9gb], types [rootfs]
    15. [2019-12-02T10:06:40,892][INFO ][o.e.e.NodeEnvironment ] [Wq-vR0u] heap size [990.7mb], compressed ordinary object pointers [true]
    16. [2019-12-02T10:06:41,530][INFO ][o.e.n.Node ] node name [Wq-vR0u] derived from node ID [Wq-vR0uFTRGwj2HQ0-vyqw]; set [node.name] to override
    17. [2019-12-02T10:06:41,531][INFO ][o.e.n.Node ] version[6.2.3], pid[33585], build[c59ff00/2018-03-13T10:06:29.741383Z], OS[Linux/3.10.0-957.el7.x86_64/amd64], JVM[Oracle Corporation/Java HotSpot(TM) 64-Bit Server VM/1.8.0_181/25.181-b13]
    18. [2019-12-02T10:06:41,531][INFO ][o.e.n.Node ] JVM arguments [-Xms1g, -Xmx1g, -XX:+UseConcMarkSweepGC, -XX:CMSInitiatingOccupancyFraction=75, -XX:+UseCMSInitiatingOccupancyOnly, -XX:+AlwaysPreTouch, -Xss1m, -Djava.awt.headless=true, -Dfile.encoding=UTF-8, -Djna.nosys=true, -XX:-OmitStackTraceInFastThrow, -Dio.netty.noUnsafe=true, -Dio.netty.noKeySetOptimization=true, -Dio.netty.recycler.maxCapacityPerThread=0, -Dlog4j.shutdownHookEnabled=false, -Dlog4j2.disable.jmx=true, -Djava.io.tmpdir=/tmp/elasticsearch.JndCl1Qt, -XX:+HeapDumpOnOutOfMemoryError, -XX:+PrintGCDetails, -XX:+PrintGCDateStamps, -XX:+PrintTenuringDistribution, -XX:+PrintGCApplicationStoppedTime, -Xloggc:logs/gc.log, -XX:+UseGCLogFileRotation, -XX:NumberOfGCLogFiles=32, -XX:GCLogFileSize=64m, -Des.path.home=/mnt/elasticsearch-6.2.3, -Des.path.conf=/mnt/elasticsearch-6.2.3/config]
    19. [2019-12-02T10:06:43,796][INFO ][o.e.p.PluginsService ] [Wq-vR0u] loaded module [aggs-matrix-stats]
    20. [2019-12-02T10:06:43,796][INFO ][o.e.p.PluginsService ] [Wq-vR0u] loaded module [analysis-common]
    21. [2019-12-02T10:06:43,796][INFO ][o.e.p.PluginsService ] [Wq-vR0u] loaded module [ingest-common]
    22. [2019-12-02T10:06:43,796][INFO ][o.e.p.PluginsService ] [Wq-vR0u] loaded module [lang-expression]
    23. [2019-12-02T10:06:43,796][INFO ][o.e.p.PluginsService ] [Wq-vR0u] loaded module [lang-mustache]
    24. [2019-12-02T10:06:43,796][INFO ][o.e.p.PluginsService ] [Wq-vR0u] loaded module [lang-painless]
    25. [2019-12-02T10:06:43,796][INFO ][o.e.p.PluginsService ] [Wq-vR0u] loaded module [mapper-extras]
    26. [2019-12-02T10:06:43,796][INFO ][o.e.p.PluginsService ] [Wq-vR0u] loaded module [parent-join]
    27. [2019-12-02T10:06:43,796][INFO ][o.e.p.PluginsService ] [Wq-vR0u] loaded module [percolator]
    28. [2019-12-02T10:06:43,797][INFO ][o.e.p.PluginsService ] [Wq-vR0u] loaded module [rank-eval]
    29. [2019-12-02T10:06:43,797][INFO ][o.e.p.PluginsService ] [Wq-vR0u] loaded module [reindex]
    30. [2019-12-02T10:06:43,797][INFO ][o.e.p.PluginsService ] [Wq-vR0u] loaded module [repository-url]
    31. [2019-12-02T10:06:43,797][INFO ][o.e.p.PluginsService ] [Wq-vR0u] loaded module [transport-netty4]
    32. [2019-12-02T10:06:43,797][INFO ][o.e.p.PluginsService ] [Wq-vR0u] loaded module [tribe]
    33. [2019-12-02T10:06:43,798][INFO ][o.e.p.PluginsService ] [Wq-vR0u] no plugins loaded
    34. [2019-12-02T10:06:54,458][INFO ][o.e.d.DiscoveryModule ] [Wq-vR0u] using discovery type [zen]
    35. [2019-12-02T10:06:55,374][INFO ][o.e.n.Node ] initialized
    36. [2019-12-02T10:06:55,374][INFO ][o.e.n.Node ] [Wq-vR0u] starting ...
    37. [2019-12-02T10:06:55,818][INFO ][o.e.t.TransportService ] [Wq-vR0u] publish_address {172.17.0.1:9300}, bound_addresses {[::]:9300}
    38. [2019-12-02T10:06:55,852][INFO ][o.e.b.BootstrapChecks ] [Wq-vR0u] bound or publishing to a non-loopback address, enforcing bootstrap checks
    39. [2019-12-02T10:06:55,866][ERROR][o.e.b.Bootstrap ] [Wq-vR0u] node validation exception
    40. [1] bootstrap checks failed
    41. [1]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]
    42. [2019-12-02T10:06:55,877][INFO ][o.e.n.Node ] [Wq-vR0u] stopping ...
    43. [2019-12-02T10:06:56,163][INFO ][o.e.n.Node ] [Wq-vR0u] stopped
    44. [2019-12-02T10:06:56,164][INFO ][o.e.n.Node ] [Wq-vR0u] closing ...
    45. [2019-12-02T10:06:56,196][INFO ][o.e.n.Node ] [Wq-vR0u] closed
    46. [es@topcheer logs]$

    解决:

    1. [root@topcheer ~]# sysctl -w vm.max_map_count=262144
    2. vm.max_map_count = 262144
    3. [root@topcheer ~]#
    1. [es@topcheer elasticsearch-6.2.3]$ ./bin/elasticsearch -d
    2. [es@topcheer elasticsearch-6.2.3]$ lsof -i:9200
    3. [es@topcheer elasticsearch-6.2.3]$ lsof -i:9200
    4. COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
    5. java 36864 es 174u IPv6 83816708 0t0 TCP *:wap-wsp (LISTEN)
    6. [es@topcheer elasticsearch-6.2.3]$ netstat -antp
    7. (Not all processes could be identified, non-owned process info
    8. will not be shown, you would have to be root to see it all.)
    9. Active Internet connections (servers and established)
    10. Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
    11. tcp 0 0 0.0.0.0:111 0.0.0.0:* LISTEN -
    12. tcp 0 0 0.0.0.0:6000 0.0.0.0:* LISTEN -
    13. tcp 0 0 192.168.122.1:53 0.0.0.0:* LISTEN -
    14. tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN -
    15. tcp 0 0 127.0.0.1:631 0.0.0.0:* LISTEN -
    16. tcp 0 0 127.0.0.1:25 0.0.0.0:* LISTEN -
    17. tcp 0 0 127.0.0.1:6010 0.0.0.0:* LISTEN -
    18. tcp 0 0 127.0.0.1:6011 0.0.0.0:* LISTEN -
    19. tcp 0 0 192.168.180.113:22 192.168.180.1:65135 ESTABLISHED -
    20. tcp 0 36 192.168.180.113:22 192.168.180.1:65130 ESTABLISHED -
    21. tcp 0 0 192.168.180.113:22 192.168.180.1:49838 ESTABLISHED -
    22. tcp 0 0 192.168.180.113:22 192.168.180.1:49839 ESTABLISHED -
    23. tcp 0 1 192.168.180.113:45014 192.168.77.129:2377 SYN_SENT -
    24. tcp6 0 0 :::2377 :::* LISTEN -
    25. tcp6 0 0 :::27017 :::* LISTEN -
    26. tcp6 0 0 :::8009 :::* LISTEN -
    27. tcp6 0 0 :::7946 :::* LISTEN -
    28. tcp6 0 0 :::3306 :::* LISTEN -
    29. tcp6 0 0 :::6061 :::* LISTEN -
    30. tcp6 0 0 :::6062 :::* LISTEN -
    31. tcp6 0 0 :::111 :::* LISTEN -
    32. tcp6 0 0 :::9200 :::* LISTEN 36864/java
    33. tcp6 0 0 :::80 :::* LISTEN -
    34. tcp6 0 0 :::8080 :::* LISTEN -
    35. tcp6 0 0 :::6000 :::* LISTEN -
    36. tcp6 0 0 :::9300 :::* LISTEN 36864/java
    37. tcp6 0 0 :::22 :::* LISTEN -
    38. tcp6 0 0 ::1:631 :::* LISTEN -
    39. tcp6 0 0 :::23 :::* LISTEN -
    40. tcp6 0 0 ::1:25 :::* LISTEN -
    41. tcp6 0 0 ::1:6010 :::* LISTEN -
    42. tcp6 0 0 ::1:6011 :::* LISTEN -
    43. tcp6 0 0 :::8091 :::* LISTEN -
    44. tcp6 0 0 127.0.0.1:8005 :::* LISTEN -
    45. tcp6 0 0 ::1:34054 ::1:9300 TIME_WAIT -
    46. tcp6 0 0 127.0.0.1:46130 127.0.0.1:9300 TIME_WAIT -
    47. [es@topcheer elasticsearch-6.2.3]

    4) 测试是否可以正常访问

    1. [es@topcheer elasticsearch-6.2.3]$ curl localhost:9200
    2. {
    3. "name" : "Wq-vR0u",
    4. "cluster_name" : "elasticsearch",
    5. "cluster_uuid" : "PwmRsjs6Q_WrsRzqnZZlxQ",
    6. "version" : {
    7. "number" : "6.2.3",
    8. "build_hash" : "c59ff00",
    9. "build_date" : "2018-03-13T10:06:29.741383Z",
    10. "build_snapshot" : false,
    11. "lucene_version" : "7.2.1",
    12. "minimum_wire_compatibility_version" : "5.6.0",
    13. "minimum_index_compatibility_version" : "5.0.0"
    14. },
    15. "tagline" : "You Know, for Search"
    16. }
    17. [es@topcheer elasticsearch-6.2.3]$

    5. 配置 logstash

    Logstash 收集 nginx 日志之使用 grok 过滤插件解析日志, grok 作为一个 logstash 的过滤插件,支持根
    据模式解析文本日志行,拆成字段。1) logstash grok 的正则匹配

    1. [root@topcheer patterns]# pwd
    2. /mnt/logstash-6.2.3/vendor/bundle/jruby/2.3.0/gems/logstash-patterns-core-4.1.2/patterns
    3. [root@topcheer patterns]# vim grok-patterns
    4. WZ ([^ ]*)
    5. NGINXACCESS %{IP:remote_ip}\-\-\[%{HTTPDATE:timestamp}\] "%{WORD:method} %{WZ:request}HTTP/%{NUMBER:httpversion}" %{NUMBER:status} %{NUMBER:bytes} %{QS:referer} %{QS:agent} %{QS:xforward}

    2) 创建 logstash 配置文件

    1. [root@topcheer logstash-6.2.3]# cat nginx.conf
    2. input {
    3. beats {
    4. port => "5044"
    5. }
    6. }
    7. #数据过滤
    8. filter {
    9. grok {
    10. match => { "message" => "%{NGINXACCESS}" }
    11. }
    12. geoip {
    13. # nginx客户端ip
    14. source => "192.168.180.112"
    15. }
    16. }
    17. #输出配置为本机的9200端口,这是ElasticSerach服务的监听端口
    18. output {
    19. elasticsearch {
    20. hosts => ["127.0.0.1:9200"]
    21. }
    22. }
    23. [root@topcheer logstash-6.2.3]#


    3) 进入到/usr/local/logstash-6.2.3 目录下,并执行下列命令
    后台启动 logstash

    1. [root@topcheer logstash-6.2.3]# nohup bin/logstash -f nginx.conf &
    2. [1] 57261
    3. [root@topcheer logstash-6.2.3]# nohup: 忽略输入并把输出追加到"nohup.out"
    4. [root@topcheer logstash-6.2.3]# ll

    查看启动日志: tailf nohup.out

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  • 原文地址:https://blog.csdn.net/qq_29860591/article/details/127736489