{"id":116,"date":"2025-10-13T18:03:52","date_gmt":"2025-10-13T10:03:52","guid":{"rendered":"https:\/\/blog.furry.pub\/?p=116"},"modified":"2025-10-13T18:03:52","modified_gmt":"2025-10-13T10:03:52","slug":"%e5%a6%82%e4%bd%95%e4%bc%98%e9%9b%85%e7%9a%84%e5%ae%9e%e7%8e%b0-linux-%e6%9c%8d%e5%8a%a1-crash-%e5%90%8e%e8%87%aa%e5%8a%a8%e9%87%8d%e5%90%af","status":"publish","type":"post","link":"https:\/\/blog.furry.pub\/?p=116","title":{"rendered":"\u5982\u4f55\u4f18\u96c5\u7684\u5b9e\u73b0 Linux \u670d\u52a1 Crash \u540e\u81ea\u52a8\u91cd\u542f"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" id=\"w-e-element-0\">\u6982\u8ff0<\/h2>\n\n\n\n<p id=\"w-e-element-2\">\u8fd1\u671f\u78b0\u5230\u4e86\u4e00\u4e2a Linux Systemd \u670d\u52a1 Crash, Crash \u540e\u9700\u8981\u4eba\u5de5\u4ecb\u5165\u91cd\u542f. \u90a3\u4e48, \u6709\u6ca1\u6709\u529e\u6cd5\u5982\u4f55\u5b9e\u73b0 Linux \u670d\u52a1 Crash \u540e\u81ea\u52a8\u91cd\u542f?<\/p>\n\n\n\n<p id=\"w-e-element-4\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"w-e-element-6\">Systemd Restart<\/h2>\n\n\n\n<p id=\"w-e-element-8\">Systemd \u5141\u8bb8\u4f60\u5bf9\u670d\u52a1\u8fdb\u884c\u914d\u7f6e\uff0c\u4ee5\u4fbf\u5728\u670d\u52a1\u5d29\u6e83\u65f6\u81ea\u52a8\u91cd\u542f\u3002<\/p>\n\n\n\n<p id=\"w-e-element-10\">\u4e00\u4e2a\u5178\u578b\u7684\u5355\u5143\u6587\u4ef6\u662f\u8fd9\u6837\u7684:<\/p>\n\n\n\n<pre id=\"w-e-element-12\" class=\"wp-block-code\"><code>\n&#91;Unit]\nDescription=Tailscale node agent\nAfter=network-online.target\nWants=tailscale-weekly-update.timer\n\n&#91;Service]\nType=oneshot\nExecStart=\/usr\/bin\/tailscale update -yes\n\n&#91;Install]\nWantedBy=multi-user.target<\/code><\/pre>\n\n\n\n<p id=\"w-e-element-15\">\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u5982\u679c\u5b88\u62a4\u8fdb\u7a0b\u5d29\u6e83\u6216\u88ab\u6740\u6b7b\uff0csystemd \u4e0d\u4f1a\u53bb\u7ba1\u5b83\u3002<\/p>\n\n\n\n<p id=\"w-e-element-17\"><\/p>\n\n\n\n<p id=\"w-e-element-19\">\u4e0d\u8fc7\uff0c\u4f60\u53ef\u4ee5\u8ba9 systemd \u81ea\u52a8\u91cd\u542f\u5b88\u62a4\u8fdb\u7a0b\uff0c\u4ee5\u9632\u5b83\u5d29\u6e83\u6216\u610f\u5916\u88ab\u6740\u6389\u3002\u4e3a\u6b64\uff0c\u4f60\u53ef\u4ee5\u5728 <code>[Service]<\/code> \u4e2d\u6dfb\u52a0 <code>Restart<\/code> \u9009\u9879\u3002\u5178\u578b\u7684\u793a\u4f8b\u5982\u4e0b:<\/p>\n\n\n\n<pre id=\"w-e-element-25\" class=\"wp-block-code\"><code>&#91;Unit]\nDescription=Lightweight Kubernetes\nDocumentation=https:\/\/k3s.io\nWants=network-online.target\nAfter=network-online.target\n\nStartLimitIntervalSec=600\nStartLimitBurst=5\n\n&#91;Install]\nWantedBy=multi-user.target\n\n&#91;Service]\nType=notify\nEnvironmentFile=-\/etc\/systemd\/system\/k3s.service.env\nKillMode=process\nDelegate=yes\nLimitNOFILE=1048576\nLimitNPROC=infinity\nLimitCORE=infinity\nTasksMax=infinity\nTimeoutStartSec=0\nRestart=always\nRestartSec=5s\nExecStartPre=\/bin\/sh -xc '! \/usr\/bin\/systemctl is-enabled --quiet nm-cloud-setup.service'\nExecStartPre=-\/sbin\/modprobe br_netfilter\nExecStartPre=-\/sbin\/modprobe overlay\nExecStart=\/usr\/local\/bin\/k3s \\\n    server \\<\/code><\/pre>\n\n\n\n<p id=\"w-e-element-30\">\u4e0a\u8ff0\u64cd\u4f5c\u4f1a\u5bf9\u4efb\u4f55\u5bfc\u81f4\u5b88\u62a4\u8fdb\u7a0b\u505c\u6b62\u7684\u60c5\u51b5\u505a\u51fa\u53cd\u5e94...\u53ea\u8981\u5b88\u62a4\u8fdb\u7a0b\u505c\u6b62\uff0csystemd \u5c31\u4f1a\u5728 5 \u79d2\u5185\u91cd\u542f\u5b83\u3002<\/p>\n\n\n\n<p id=\"w-e-element-32\"><code>Restart<\/code> \u6709 2 \u4e2a\u53ef\u9009\u53c2\u6570:<\/p>\n\n\n\n<p>\u2022<code>always<\/code><\/p>\n\n\n\n<p>\u2022<code>on-failure: \u5373\u6545\u969c\u65f6\u91cd\u542f. \u6db5\u76d6\u4e86\u6700\u5e7f\u6cdb\u7684\u6545\u969c\u60c5\u5f62\uff0c\u5982\u4fe1\u53f7\u4e0d\u6e05\u548c\u9000\u51fa\u4ee3\u7801\u4e0d\u6e05\uff1a<\/code><\/p>\n\n\n\n<p id=\"w-e-element-39\">\u5728\u672c\u4f8b\u4e2d\uff0c<code>[Unit]<\/code> \u90e8\u5206\u8fd8\u6709 <code>StartLimitIntervalSec<\/code> \u548c <code>StartLimitBurst<\/code> \u6307\u4ee4\u3002\u8fd9\u53ef\u4ee5\u9632\u6b62\u6545\u969c\u670d\u52a1\u6bcf 5 \u79d2\u949f\u91cd\u542f\u4e00\u6b21\u3002\u5982\u679c\u4ecd\u7136\u5931\u8d25\uff0csystemd \u5c06\u505c\u6b62\u5c1d\u8bd5\u542f\u52a8\u670d\u52a1\u3002<\/p>\n\n\n\n<p id=\"w-e-element-47\">\u5982\u679c\u670d\u52a1\u5728 600 \u79d2\u5185 5 \u6b21\u5c1d\u8bd5\u91cd\u542f\u5747\u672a\u6210\u529f\uff0c\u5219\u5e94\u8fdb\u5165\u5931\u8d25\u72b6\u6001\uff0c\u4e0d\u518d\u5c1d\u8bd5\u91cd\u542f\u3002\u8fd9\u6837\u5c31\u80fd\u786e\u4fdd\u5982\u679c\u670d\u52a1\u771f\u7684\u574f\u4e86\uff0csystemd \u4e0d\u4f1a\u7ee7\u7eed\u5c1d\u8bd5\u91cd\u542f\u5b83\u3002\u5e94\u8be5\u4eba\u5de5\u4e0a\u53bb\u5904\u7406\u4e86\u3002<\/p>\n\n\n\n<p id=\"w-e-element-49\">\u5982\u679c\u5728\u5b88\u62a4\u8fdb\u7a0b\u88ab\u6740\u6b7b\u540e\u8be2\u95ee\u5176\u72b6\u6001\uff0csystemd \u4f1a\u663e\u793a\u6b63\u5728<code>activating (auto-restart)<\/code>\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"w-e-element-53\">Systemd OnFailure<\/h3>\n\n\n\n<p id=\"w-e-element-55\">\u91cd\u542f\u4e00\u9879\u670d\u52a1\u56fa\u7136\u5f88\u597d\uff0c\u4f46\u5728\u67d0\u4e2a\u5355\u5143\u51fa\u73b0\u6545\u969c\u65f6\u91c7\u53d6\u7279\u5b9a\u884c\u52a8\u5c31\u66f4\u597d\u4e86\u3002\u4e5f\u8bb8\u4f60\u4f7f\u7528\u7684\u8f6f\u4ef6\u6709\u4e00\u4e2a\u5df2\u77e5\u7684\u9519\u8bef\uff0c\u8981\u6c42\u5728\u5d29\u6e83\u65f6\u5220\u9664\u7f13\u5b58\u6587\u4ef6\uff0c\u4e5f\u8bb8\u4f60\u60f3\u542f\u52a8\u4e00\u4e2a\u811a\u672c\u6765\u6536\u96c6\u65e5\u5fd7\u548c\u7cfb\u7edf\u4fe1\u606f\uff0c\u4ee5\u4fbf\u8bca\u65ad\u95ee\u9898\u3002Systemd \u5141\u8bb8\u4f60\u6307\u5b9a\u5728\u670d\u52a1\u5931\u8d25\u65f6\u8fd0\u884c\u7684\u5355\u5143\u3002<\/p>\n\n\n\n<pre id=\"w-e-element-57\" class=\"wp-block-code\"><code>\n&#91;Unit]\nDescription=Lightweight Kubernetes\nDocumentation=https:\/\/k3s.io\nWants=network-online.target\nAfter=network-online.target\n\nStartLimitIntervalSec=600\nStartLimitBurst=5\nOnFailure=k3s-recovery.service\n\n&#91;Install]\nWantedBy=multi-user.target\n\n&#91;Service]\nType=notify\nEnvironmentFile=-\/etc\/systemd\/system\/k3s.service.env\nKillMode=process\nDelegate=yes\nLimitNOFILE=1048576\nLimitNPROC=infinity\nLimitCORE=infinity\nTasksMax=infinity\nTimeoutStartSec=0\nRestart=on-failure\nRestartSec=5s\nExecStartPre=\/bin\/sh -xc '! \/usr\/bin\/systemctl is-enabled --quiet nm-cloud-setup.service'\nExecStartPre=-\/sbin\/modprobe br_netfilter\nExecStartPre=-\/sbin\/modprobe overlay\nExecStart=\/usr\/local\/bin\/k3s \\\n    server \\<\/code><\/pre>\n\n\n\n<p id=\"w-e-element-60\">\u6b64\u793a\u4f8b\u6307\u5b9a <code>OnFailure=k3s-recovery.service<\/code> \u6765\u544a\u8bc9 systemd\uff0c\u5982\u679c\u6211\u7684\u670d\u52a1\u5931\u8d25\uff0c\u5b83\u5c31\u5e94\u8be5\u542f\u52a8 <code>k3s-recovery<\/code> \u5355\u5143.<\/p>\n\n\n\n<p id=\"w-e-element-66\"><code>k3s-recovery<\/code> \u5355\u5143\u53ea\u662f\u4e00\u4e2a\u8fd0\u884c\u6b64\u811a\u672c\u7684\u4e00\u6b21\u6027\u670d\u52a1\u5355\u5143\uff1a<\/p>\n\n\n\n<pre id=\"w-e-element-69\" class=\"wp-block-code\"><code>\n&#91;Unit]\nDescription=K3s recovery\n\n&#91;Service]\nType=oneshot\nExecStart=\/usr\/local\/sbin\/k3s-recovery.sh<\/code><\/pre>\n\n\n\n<p id=\"w-e-element-72\">\u8fd9\u4e2a\u811a\u672c\u53ef\u4ee5\u505a\u4efb\u4f55\u4e8b\u60c5\uff1a\u6267\u884c\u4e00\u4e9b\u624b\u52a8\u53d8\u901a\u65b9\u6cd5\u8ba9\u670d\u52a1\u91cd\u65b0\u8fd0\u884c\uff0c\u5411\u76d1\u63a7\u7cfb\u7edf\u53d1\u51fa\u8b66\u62a5\uff0c\u6216\u8005\u538b\u7f29\u4e00\u4e9b\u4e34\u65f6\u65e5\u5fd7\u548c\u5e94\u7528\u7a0b\u5e8f\u72b6\u6001\u4ee5\u6392\u9664\u6545\u969c\u3002\u793a\u4f8b\u5982\u4e0b:<\/p>\n\n\n\n<pre id=\"w-e-element-74\" class=\"wp-block-code\"><code>\n#!\/bin\/bash\n\necho 'Attempting to recover!' &gt; \/tmp\/recovery_info\nsystemctl stop k3s.service\n\/usr\/local\/sbin\/k3s-killall.sh\nsystemctl start k3s.service<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"w-e-element-77\">Systemd FailureAction reboot<\/h3>\n\n\n\n<p id=\"w-e-element-79\">\u8fd8\u6709\u4e00\u79cd\u53ef\u80fd, \u91cd\u542f\u6cbb\u767e\u75c5! \u6240\u4ee5 systemd \u5185\u7f6e\u4e86\u5728\u5355\u5143\u6545\u969c\u65f6\u89e6\u53d1\u7cfb\u7edf\u91cd\u542f\u7684\u529f\u80fd\u3002\u5728\u672c\u4f8b\u4e2d\uff0c\u5f53\u5355\u5143\u53d1\u751f\u6545\u969c\u65f6\uff0c\u7cfb\u7edf\u5c06\u4f18\u96c5\u5730\u91cd\u65b0\u542f\u52a8\uff1a<\/p>\n\n\n\n<pre id=\"w-e-element-81\" class=\"wp-block-code\"><code>\n&#91;Unit]\nDescription=Lightweight Kubernetes\nDocumentation=https:\/\/k3s.io\nWants=network-online.target\nAfter=network-online.target\n\nStartLimitIntervalSec=600\nStartLimitBurst=5\nFailureAction=reboot\n\n&#91;Install]\nWantedBy=multi-user.target\n\n&#91;Service]\nType=notify\nEnvironmentFile=-\/etc\/systemd\/system\/k3s.service.env\nKillMode=process\nDelegate=yes\nLimitNOFILE=1048576\nLimitNPROC=infinity\nLimitCORE=infinity\nTasksMax=infinity\nTimeoutStartSec=0\nRestart=on-failure\nRestartSec=5s\nExecStartPre=\/bin\/sh -xc '! \/usr\/bin\/systemctl is-enabled --quiet nm-cloud-setup.service'\nExecStartPre=-\/sbin\/modprobe br_netfilter\nExecStartPre=-\/sbin\/modprobe overlay\nExecStart=\/usr\/local\/bin\/k3s \\\n    server \\<\/code><\/pre>\n\n\n\n<p id=\"w-e-element-84\">FailureAction \u6709\u591a\u79cd\u6709\u6548\u503c: none, reboot, reboot-force, reboot-immediate, poweroff, poweroff-force, poweroff-immediate, exit, exit-force, soft-reboot, soft-reboot-force, kexec, kexec-force, halt, halt-force \u548c halt-immediate.<\/p>\n\n\n\n<p id=\"w-e-element-119\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8ff0 \u8fd1\u671f\u78b0\u5230\u4e86\u4e00\u4e2a Linux Systemd \u670d\u52a1 Crash, Crash \u540e\u9700\u8981\u4eba\u5de5\u4ecb\u5165\u91cd\u542f. \u90a3\u4e48, \u6709\u6ca1\u6709\u529e\u6cd5\u5982\u4f55\u5b9e\u73b0 &#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"emotion":"","emotion_color":"","title_style":"","license":"","footnotes":""},"categories":[3],"tags":[4],"class_list":["post-116","post","type-post","status-publish","format-standard","hentry","category-3","tag-linux"],"_links":{"self":[{"href":"https:\/\/blog.furry.pub\/index.php?rest_route=\/wp\/v2\/posts\/116","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.furry.pub\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.furry.pub\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.furry.pub\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.furry.pub\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=116"}],"version-history":[{"count":1,"href":"https:\/\/blog.furry.pub\/index.php?rest_route=\/wp\/v2\/posts\/116\/revisions"}],"predecessor-version":[{"id":117,"href":"https:\/\/blog.furry.pub\/index.php?rest_route=\/wp\/v2\/posts\/116\/revisions\/117"}],"wp:attachment":[{"href":"https:\/\/blog.furry.pub\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=116"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.furry.pub\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=116"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.furry.pub\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=116"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}