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LoongCollector是日志服务提供的采集器。采集Linux服务器上的日志需要先在服务器上安装LoongCollector客户端，请根据服务器与日志服务Project的关系选择合适的安装方式。

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kdump是一种为Linux内核提供崩溃转储机制的服务，旨在系统发生崩溃时捕获内存快照（vmcore）。通过该机制，用户能够在系统故障后分析内核崩溃时的状态，以确认导致崩溃的原因。当kdump服务异常时，可能导致内存快照生成失败，此时可以通过kdumpctl工具查看内核崩溃转储的启动日志，以分析kdump服务异常及未生成内存快照的原因，该工具在Alibaba Cloud Linux 3中已默认安装...

文章 2024-02-15 来自：开发者社区

Linux日志管理服务 rsyslogd

1. 基本介绍 1) 日志文件是重要的系统信息文件，其中记录了许多重要的系统事件，包括用户的登录信息、系统的启动信息、系统的安全信息、邮件相关信息、各种服务相关信息等。2) 日志对于安全来说也很重要，它记录了系统每天发生的各种事情，通过日志来检查错误发生的原因，或者受到攻击时攻击者留下的痕迹。3) 可以这样理解：日志是用来记录重大事件的工具 2. 系统常用的日志 /var/log/ ...

阿里云文档 2023-04-20

为什么Linux系统的ECS实例message日志中会出现“enteredpromiscuousmode”和“leftpromiscuousmode”信息

问题现象在Linux系统的ECS实例中，执行cat /var/log/message查看日志中出现类似信息。cat /var/log/messagedevice eth0 entered promiscuous mode device eth0 left promiscuous mode问题原因根据...

问答 2018-01-09 来自：开发者社区

云服务器 ECS Linux系统服务器无法输出系统日志显示 rsyslogd was HUPed ，怎么办？

问答 2017-10-23 来自：开发者社区

云服务器 ECS Linux系统服务器无法输出系统日志显示 rsyslogd was HUPed 解决办法

问题现象 Linux系统出现系统日志（message、syslog等）无法输出的情况，最后的日志记录类似如下信息： rsyslogd was HUPed 问题原因是由于系统日志服务rsyslog异常退出导致的，可以从系统日志历史信息中找到相关信息，比如： [origin osftware="rsyslogd" swVersion="5.8.10" x-pid="860...

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