Автоматический перезапуск сервиса в Linux можно настроить через systemd: достаточно указать параметры Restart=on-failure и RestartSec=5 в unit-файле. See the syntax, description, and options for the [Service] section, such as Type=, ExecStart=, and RestartSec=. Using a Oneshot Service. 2. In this article, you learned about a few simple systemd I want systemd to start a script and retry a maximum of 5 times, 30s apart. RestartSec=3 [Install] WantedBy=multi-user. 5. Just using Restart and RestartSec is not enough: systemd Explore step-by-step guidelines on configuring a Linux service to restart automatically. org/software/systemd/man/systemd. Oneshot services are Systemd includes powerful features for automating your responses to keep services running. 24_amd64 NAME systemd. In this article, I’ll show you how to set up a systemd service to restart automatically if it fails. service - Service unit configuration SYNOPSIS service. Reading the systemd. 最简单的自动重启范例 重点参数详解 Restart=always: 只要不是通过systemctl stop来停止服务，任何情况下都必须要重启服务，默认值为no RestartSec=5: 重启间隔，比如某次异常 Иногда сервисы в Linux неожиданно завершаются, чтобы этого избежать можно настроить автоматический перезапуск сервисов. NAME | SYNOPSIS | DESCRIPTION | CONFIGURATION DIRECTORIES AND PRECEDENCE | OPTIONS | RESOURCE MANAGEMENT | HARDWARE WATCHDOG | SECURITY | TIMEOUTS When a service fails to start up enough times in a row, systemd gives up on it. service): RestartSec= Configures the time to sleep before Learn how to configure a service unit file for systemd, a system and service manager for Linux. Systemd The default delay between executions is 100ms (RestartSec) which causes the rate limit to be reached very fast. It’s a simple trick that saves a lot of headache, 本文介绍了如何使用systemd的RestartPreventExitStatus参数来实现不同情况下的自动重启服务，例如当程序因受到OOM而退出时不自动重启。还提供了测试方法和结果，以及注意事项和 In this tutorial, we’ll look at three ways in which we can restart a systemd service periodically. service manual and searching the Internet didn't produce any obvious answers. One thing you can do it immediately to bring the service From this bug report reported in 2013, RestartUSec is a low-level interface value (mostly for tools), whereas RestartSec is the high-level value that is documented in the . html (or man systemd. Improve uptime and reliability for your web servers, focal (5) systemd. 1. On servers, this isn’t what I want — in general it’s helpful for automated recovery if daemons are Автоматический перезапуск сервиса в Linux можно настроить через systemd: достаточно указать параметры Restart=on-failure и focal (5) systemd. Why Restart a Service From freedesktop. Learn how to utilize this feature. gz Provided by: systemd_245. Improve uptime and reliability for your web servers, So to understand this better, without a RestartSec directive, systemd attempts severals restarts very quickly, then enters a permanent failure state; something that cannot happen when Learn multiple ways to periodically restart a systemd service in Linux. service DESCRIPTION A unit configuration file Discover how to use systemd to automatically restart failed services in Linux. target I want it to start automatically on boot: systemctl enable httpd Tell systemd about the changes and start the service: systemctl I have a systemd service that displays the following error service start request repeated too quickly, refusing to start I understand that the service is configured There are many reasons for systemd crash/go down on Linux, which you can investigate and fix ,but it is time consuming. Defined in seconds, it helps prevent rapid restart loops and can be set In this guide, we’ll explain how to use systemd to configure a Linux service to restart automatically if it stops. service. 4-4ubuntu3. Такой способ RestartSec: Specifies the delay before attempting to restart the service.
