selfpost/docs/assets/panel-redesign/panel/health.html

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<div class="sp-subnav"><div class="container"><a href="health.html" aria-current="page"><i class="ti ti-heartbeat"></i>Health</a><a href="preflight.html"><i class="ti ti-checklist"></i>Preflight</a><a href="system-log.html"><i class="ti ti-file-text"></i>System log</a><a href="backup.html"><i class="ti ti-archive"></i>Backup</a><a href="users.html"><i class="ti ti-users"></i>Users</a><a href="settings.html"><i class="ti ti-settings"></i>Settings</a></div></div>
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<div class="sp-head">
      <div class="sp-grow">
        <p class="sp-kicker">Server</p>
        <h1 class="title is-3">Health</h1>
        <p class="sp-lead">Everything behind the six cards on Overview. Refreshes every 10 s.</p>
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      <form method="post" action="#"><button type="submit" class="button"><i class="ti ti-refresh"></i>Re-check DNS</button></form>
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    <div class="columns sp-cards">
      <div class="column is-6">
        <div class="box" id="processes" data-order="1">
          <div class="sp-box-head"><span class="sp-no">01</span><h2>Processes</h2><div class="sp-end"><span class="tag is-success is-light">ok</span></div></div>
          <div class="table-container"><table class="table is-fullwidth">
            <thead><tr><th>Program</th><th>State</th><th>Detail</th></tr></thead>
            <tbody>
              <tr><td>postfix</td><td><span class="tag is-success is-light">running</span></td><td class="sp-muted">pid 41, uptime 18 days</td></tr>
              <tr><td>opendkim</td><td><span class="tag is-success is-light">running</span></td><td class="sp-muted">pid 39, uptime 18 days</td></tr>
              <tr><td>journal-milter</td><td><span class="tag is-success is-light">running</span></td><td class="sp-muted">pid 40, uptime 18 days</td></tr>
              <tr><td>panel</td><td><span class="tag is-success is-light">running</span></td><td class="sp-muted">pid 44, uptime 18 days</td></tr>
              <tr><td>dmarc-ingest</td><td><span class="tag is-success is-light">running</span></td><td class="sp-muted">pid 47, uptime 18 days</td></tr>
            </tbody>
          </table></div>
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        <div class="box" id="sender-check" data-order="3">
          <div class="sp-box-head"><span class="sp-no">03</span><h2>Sender check</h2><div class="sp-end"><span class="tag is-success is-light">ok</span></div><a class="sp-help" href="help.html#sender-check" title="What is checked and what these numbers are for"><i class="ti ti-help-circle"></i></a></div>
          <div class="table-container"><table class="table is-fullwidth">
            <thead><tr><th>Period</th><th>Panel not answering</th><th>Connections turned away</th><th>Messages deferred</th></tr></thead>
            <tbody>
              <tr><td>Today</td><td>0 s</td><td>0</td><td>0</td></tr>
              <tr><td>Last 30 days</td><td>4 s</td><td>0</td><td>0</td></tr>
              <tr><td>Last 12 months</td><td>≈ 41 s</td><td>3</td><td>1</td></tr>
            </tbody>
          </table></div>
          <div class="sp-box-body">
            <p class="sp-muted">The panel holds each message's <code>From:</code> against the application that sends it. While the panel does not answer, Postfix answers the sending application with a temporary error instead of accepting mail unchecked, and the application tries again later. Time is counted only while Postfix itself was running; ≈ marks a period with a start at which that could not be asked, and its time is at most what is shown. Counted since <span class="sp-mono">2026-10-13</span>.</p>
          </div>
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        <div class="box" id="hostname" data-order="5">
          <div class="sp-box-head"><span class="sp-no">05</span><h2>Hostname and reverse DNS</h2><div class="sp-end"><span class="tag is-success is-light">ok</span></div><a class="sp-help" href="help.html#rdns" title="Forward and reverse DNS"><i class="ti ti-help-circle"></i></a></div>
          <div class="sp-box-body">
            <dl class="sp-facts">
              <div><dt>Hostname</dt><dd class="sp-mono">mail.example.org</dd></div>
              <div><dt>Lookup</dt><dd class="sp-mono">→ 203.0.113.25<br>← mail.example.org</dd></div>
            </dl>
          </div>
        </div>
        <div class="box" id="machine" data-order="7">
          <div class="sp-box-head"><span class="sp-no">07</span><h2>Machine</h2><div class="sp-end"><span class="tag is-success is-light">ok</span></div><a class="sp-help" href="help.html#checks" title="What these readings mean"><i class="ti ti-help-circle"></i></a></div>
          <div class="table-container"><table class="table is-fullwidth">
            <thead><tr><th>Resource</th><th>Usage</th><th>Detail</th></tr></thead>
            <tbody>
              <tr><td>CPU</td><td><progress class="progress is-small is-success mb-1" value="12" max="100"></progress>12 %</td><td class="sp-muted">2 cores, load 0.21</td></tr>
              <tr><td>Memory</td><td><progress class="progress is-small is-success mb-1" value="41" max="100"></progress>41 %</td><td class="sp-muted">812 MB of 1.9 GB</td></tr>
              <tr><td>Network</td><td class="sp-nowrap">↓ 18 kB/s · ↑ 44 kB/s</td><td class="sp-muted">eth0: 2.1 GB in, 6.4 GB out</td></tr>
            </tbody>
          </table></div>
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      <div class="column is-6">
        <div class="box" id="sockets" data-order="2">
          <div class="sp-box-head"><span class="sp-no">02</span><h2>Milter sockets</h2><div class="sp-end"><span class="tag is-success is-light">ok</span></div></div>
          <div class="table-container"><table class="table is-fullwidth">
            <thead><tr><th>Milter</th><th>State</th></tr></thead>
            <tbody>
              <tr><td>opendkim<br><span class="sp-muted sp-mono sp-small">inet:127.0.0.1:8891</span></td><td><span class="tag is-success is-light">ok</span></td></tr>
              <tr><td>journal-milter<br><span class="sp-muted sp-mono sp-small">unix:/run/selfpost/journal.sock</span></td><td><span class="tag is-success is-light">ok</span></td></tr>
              <tr><td>sender-check<br><span class="sp-muted sp-mono sp-small">unix:/run/selfpost/sender.sock</span></td><td><span class="tag is-success is-light">ok</span></td></tr>
              <tr><td>rspamd <span class="sp-muted">· inbound spam filter</span><br><span class="sp-muted sp-mono sp-small">inet:antispam:11332</span></td><td><span class="tag is-success is-light">ok</span></td></tr>
            </tbody>
          </table></div>
        </div>
        <div class="box" id="certificate" data-order="4">
          <div class="sp-box-head"><span class="sp-no">04</span><h2>TLS certificate</h2><div class="sp-end"><span class="tag is-success is-light">ok</span></div><a class="sp-help" href="help.html#certificate" title="When it warns and what to do"><i class="ti ti-help-circle"></i></a></div>
          <div class="sp-box-body">
            <dl class="sp-facts">
              <div><dt>Expires</dt><dd class="sp-mono">2026-11-02 09:14 UTC</dd></div>
              <div><dt>Names</dt><dd class="sp-mono">mail.example.org</dd></div>
              <div><dt>Renewal expires</dt><dd class="sp-mono">2027-01-31 08:02 UTC</dd></div>
              <div><dt>Renewal mounted</dt><dd class="sp-mono">2026-10-15 03:12 UTC</dd></div>
            </dl>
            <p class="mt-4 sp-muted">Postfix still serves the certificate above. A renewed one is waiting in the mounted file; Postfix takes it up at its next check for a renewal, at most a day after it was mounted.</p>
          </div>
        </div>
        <div class="box" id="notification-mail" data-order="6">
          <div class="sp-box-head"><span class="sp-no">06</span><h2>Notification mail</h2><div class="sp-end"><span class="tag is-warning is-light">warn</span></div><a class="sp-help" href="help.html#notifications" title="What the panel sends and what makes it arrive"><i class="ti ti-help-circle"></i></a></div>
          <div class="table-container"><table class="table is-fullwidth">
            <thead><tr><th>Record</th><th>State</th></tr></thead>
            <tbody>
              <tr><td>DKIM<br><span class="sp-muted sp-mono sp-small">sp2026._domainkey.mail.example.org</span></td><td><span class="tag is-success is-light">published</span></td></tr>
              <tr><td>SPF<br><span class="sp-muted sp-mono sp-small">mail.example.org</span></td><td><span class="tag is-warning is-light">missing</span></td></tr>
            </tbody>
          </table></div>
          <div class="sp-box-body">
            <p class="sp-muted">Sent from <span class="sp-mono">postmaster@mail.example.org</span>. What to publish is under <a href="settings.html#notification-mail">Settings</a>.</p>
          </div>
        </div>
        <div class="box" id="configuration" data-order="8">
          <div class="sp-box-head"><span class="sp-no">08</span><h2>Configuration</h2><div class="sp-end">Safe to run at any time</div></div>
          <div class="sp-box-body">
            <p class="mb-3">Regenerates the OpenDKIM and Postfix configuration from the database and reloads both daemons. Use it after editing the files by hand, after restoring a backup, or when the running configuration looks out of step with the domain and application lists. It does not touch the queue or the TLS certificate.</p>
            <form method="post" action="#"><button type="submit" class="button"><i class="ti ti-reload"></i>Reload configuration</button></form>
          </div>
        </div>
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