anonymous_github/public/partials/admin/overview.htm

<div class="container paper-page admin-page overview-page">
  <div class="paper-crumbs"><a href="/admin/">Admin</a> &nbsp;/&nbsp; <span class="here">Overview</span></div>

  <div class="ov-header">
    <h1 class="paper-page-title">Overview</h1>
    <span class="ov-live"><span class="ov-live-dot" aria-hidden="true"></span>Live<span class="ov-live-extra"> &middot; refreshes every 30s</span></span>
  </div>

  <nav class="admin-nav">
    <a href="/admin/" class="active"><svg class="ui-icon" aria-hidden="true"><use href="#ui-icon-chart"></use></svg> Overview</a>
    <a href="/admin/repositories"><svg class="ui-icon" aria-hidden="true"><use href="#project-type-repo"></use></svg> Repositories</a>
    <a href="/admin/users"><svg class="ui-icon" aria-hidden="true"><use href="#ui-icon-users"></use></svg> Users</a>
    <a href="/admin/conferences"><svg class="ui-icon" aria-hidden="true"><use href="#project-icon-conference"></use></svg> Conferences</a>
    <a href="/admin/queues"><svg class="ui-icon" aria-hidden="true"><use href="#ui-icon-list"></use></svg> Queues</a>
    <a href="/admin/errors"><svg class="ui-icon" aria-hidden="true"><use href="#ui-icon-bug"></use></svg> Errors</a>
  </nav>

  <div class="admin-empty" v-if="loading">Loading overview&hellip;</div>
  <div class="alert alert-danger" style="margin:12px 0" v-if="error"><svg class="ui-icon" aria-hidden="true"><use href="#ui-icon-warning"></use></svg> {{ error }}</div>


  <div v-if="data">

    <div class="ov-health" role="status" v-if="data?.system?.memPercent &gt; 90 || data?.system?.diskPercent &gt; 90">
      <svg class="ui-icon" aria-hidden="true"><use href="#ui-icon-warning"></use></svg>
      <span><b>Server needs attention.</b> Memory or disk is running high (see the cards below). New anonymizations may fail until it drops.</span>
    </div>

    <!-- ── Top KPI row ──────────────────────────────────────────── -->
    <section class="ov-kpi-row">
      <div class="ov-kpi-card">
        <div class="ov-kpi-label">Live repositories</div>
        <div class="ov-kpi-value">{{ humanNum((data?.repos?.statusBreakdown || []).filter(s =&gt; s._id !== 'removed' &amp;&amp; s._id !== 'expired').reduce((a, s) =&gt; a + (s.count || 0), 0)) }}</div>
        <div class="ov-kpi-sub">{{ humanNum(((data?.repos?.statusBreakdown || []).find(s =&gt; s._id === 'removed') || {}).count || 0) }} removed &middot; {{ humanNum(data?.repos?.total) }} total</div>
      </div>
      <div class="ov-kpi-card">
        <div class="ov-kpi-label">CPU</div>
        <div class="ov-kpi-value" :class="{&#x27;ov-val-warn&#x27;: data?.system?.cpuPercent &gt; 80}">{{ data?.system?.cpuPercent }}%</div><div class="ov-meter" :class="{ warn: data?.system?.cpuPercent &gt; 80, crit: data?.system?.cpuPercent &gt; 90 }"><span :style="{ width: Math.min(100, data?.system?.cpuPercent || 0) + '%' }"></span></div>
        <div class="ov-kpi-sub">{{ data?.system?.cpuCount }} cores &middot; load {{ data?.system?.loadAvg?.[0]?.toFixed(1) }}</div>
      </div>
      <div class="ov-kpi-card">
        <div class="ov-kpi-label">Memory</div>
        <div class="ov-kpi-value" :class="{&#x27;ov-val-warn&#x27;: data?.system?.memPercent &gt; 85}">{{ data?.system?.memPercent }}%</div><div class="ov-meter" :class="{ warn: data?.system?.memPercent &gt; 85, crit: data?.system?.memPercent &gt; 90 }"><span :style="{ width: Math.min(100, data?.system?.memPercent || 0) + '%' }"></span></div>
        <div class="ov-kpi-sub"><b class="ov-flag" :class="{ critical: data?.system?.memPercent &gt; 90 }" v-if="data?.system?.memPercent &gt; 85">{{ data?.system?.memPercent &gt; 90 ? 'Critical' : 'High' }} · </b>{{ humanBytes(data?.system?.memUsed).replace(/\s*GB$/, '') }} / {{ humanBytes(data?.system?.memTotal) }}</div>
      </div>
      <div class="ov-kpi-card">
        <div class="ov-kpi-label">Disk</div>
        <div class="ov-kpi-value" :class="{&#x27;ov-val-warn&#x27;: data?.system?.diskPercent &gt; 85}">{{ data?.system?.diskPercent }}%</div><div class="ov-meter" :class="{ warn: data?.system?.diskPercent &gt; 85, crit: data?.system?.diskPercent &gt; 90 }"><span :style="{ width: Math.min(100, data?.system?.diskPercent || 0) + '%' }"></span></div>
        <div class="ov-kpi-sub"><b class="ov-flag" :class="{ critical: data?.system?.diskPercent &gt; 90 }" v-if="data?.system?.diskPercent &gt; 85">{{ data?.system?.diskPercent &gt; 90 ? 'Critical' : 'High' }} · </b>{{ humanBytes(data?.system?.diskUsed).replace(/\s*GB$/, '') }} / {{ humanBytes(data?.system?.diskTotal) }}<template v-if="data?.system?.diskMount &amp;&amp; data.system.diskMount !== '/'"> &middot; {{ data?.system?.diskMount }}</template></div>
      </div>
      <div class="ov-kpi-card">
        <div class="ov-kpi-label">Uptime</div>
        <div class="ov-kpi-value">{{ humanDuration(data?.system?.uptime) }}</div>
        <div class="ov-kpi-sub">{{ data?.system?.nodeVersion }} &middot; {{ data?.system?.platform }}</div>
      </div>
    </section>

    <!-- ── Daily activity highlights ───────────────────────────── -->
    <section class="ov-daily-row">
      <div class="ov-daily-card">
        <div class="ov-daily-label">New repos today</div>
        <div class="ov-daily-value">{{ fmt?.number(data?.daily?.today?.repositories || 0) }}</div>
        <div class="ov-daily-sub">so far today</div>
      </div>
      <div class="ov-daily-card">
        <div class="ov-daily-label">New users today</div>
        <div class="ov-daily-value">{{ fmt?.number(data?.daily?.today?.users || 0) }}</div>
        <div class="ov-daily-sub">{{ fmt?.number(data?.users?.total) }} total users</div>
      </div>
      <div class="ov-daily-card">
        <div class="ov-daily-label">Page views today</div>
        <div class="ov-daily-value">{{ fmt?.number(data?.daily?.today?.pageViews || 0) }}</div>
        <div class="ov-daily-sub">so far today</div>
      </div>
    </section>

    <!-- ── Daily charts ─────────────────────────────────────────── -->
    <section class="ov-chart-row">
      <div class="ov-chart-card">
        <div class="ov-chart-head">
          <span class="ov-chart-title">Daily page views &middot; 30d</span>
          <span class="ov-chart-legend"><span class="ov-dot-legend ov-dot-accent"></span>views/day &middot; peak {{ fmt?.number(historyMax('dailyPageViews')) }}</span>
        </div>
        <div class="ov-spark-bars" v-if="data?.history?.length">
          <div class="ov-spark-col has-tip" v-for="(d, index) in data?.history" :key="index" :data-tip="(historyLabel(d)) + &quot;: +&quot; + (fmt?.number(d?.dailyPageViews)) + &quot; views&quot;" :aria-label="(historyLabel(d)) + &quot;: +&quot; + (fmt?.number(d?.dailyPageViews)) + &quot; views&quot;">
            <span class="ov-spark-fill" :style="{height: historyBarH(d, &#x27;dailyPageViews&#x27;) + &#x27;px&#x27;}"></span>
          </div>
        </div>
        <div class="ov-spark-x" v-if="data?.history?.length">
          <span>{{ historyLabel(data?.history[0]) }}</span>
          <span>{{ historyLabel(data?.history[Math?.floor(data?.history?.length/2)]) }}</span>
          <span>{{ historyLabel(data?.history[data?.history?.length - 1]) }}</span>
        </div>
      </div>
      <div class="ov-chart-card">
        <div class="ov-chart-head">
          <span class="ov-chart-title">New repos &middot; 30d</span>
          <span class="ov-chart-legend"><span class="ov-dot-legend ov-dot-ok-fill"></span>repos/day &middot; peak {{ fmt?.number(historyMax('dailyRepositories')) }}</span>
        </div>
        <div class="ov-spark-bars" v-if="data?.history?.length">
          <div class="ov-spark-col has-tip" v-for="(d, index) in data?.history" :key="index" :data-tip="(historyLabel(d)) + &quot;: +&quot; + (fmt?.number(d?.dailyRepositories)) + &quot; repos&quot;" :aria-label="(historyLabel(d)) + &quot;: +&quot; + (fmt?.number(d?.dailyRepositories)) + &quot; repos&quot;">
            <span class="ov-spark-fill ov-spark-fill-alt" :style="{height: historyBarH(d, &#x27;dailyRepositories&#x27;) + &#x27;px&#x27;}"></span>
          </div>
        </div>
        <div class="ov-spark-x" v-if="data?.history?.length">
          <span>{{ historyLabel(data?.history[0]) }}</span>
          <span>{{ historyLabel(data?.history[Math?.floor(data?.history?.length/2)]) }}</span>
          <span>{{ historyLabel(data?.history[data?.history?.length - 1]) }}</span>
        </div>
      </div>
      <div class="ov-chart-card">
        <div class="ov-chart-head">
          <span class="ov-chart-title">Users &middot; 30d</span>
          <span class="ov-chart-legend"><span class="ov-dot-legend ov-dot-user-fill"></span>total users &middot; {{ fmt?.number(historyRange(&#x27;nbUsers&#x27;).min) }}&ndash;{{ fmt?.number(historyRange(&#x27;nbUsers&#x27;).max) }}</span>
        </div>
        <div class="ov-spark-bars" v-if="data?.history?.length">
          <div class="ov-spark-col has-tip" v-for="(d, index) in data?.history" :key="index" :data-tip="(historyLabel(d)) + &quot;: &quot; + (fmt?.number(d?.nbUsers)) + &quot; users&quot;" :aria-label="(historyLabel(d)) + &quot;: &quot; + (fmt?.number(d?.nbUsers)) + &quot; users&quot;">
            <span class="ov-spark-fill ov-spark-fill-user" :style="{height: historyRangeH(d, &#x27;nbUsers&#x27;) + &#x27;px&#x27;}"></span>
          </div>
        </div>
        <div class="ov-spark-x" v-if="data?.history?.length">
          <span>{{ historyLabel(data?.history[0]) }}</span>
          <span>{{ historyLabel(data?.history[Math?.floor(data?.history?.length/2)]) }}</span>
          <span>{{ historyLabel(data?.history[data?.history?.length - 1]) }}</span>
        </div>
      </div>
      <div class="ov-chart-card">
        <div class="ov-chart-head">
          <span class="ov-chart-title">New users &middot; 30d</span>
          <span class="ov-chart-legend"><span class="ov-dot-legend ov-dot-new-user-fill"></span>users/day &middot; peak {{ fmt?.number(historyMax('dailyUsers')) }}</span>
        </div>
        <div class="ov-spark-bars" v-if="data?.history?.length">
          <div class="ov-spark-col has-tip" v-for="(d, index) in data?.history" :key="index" :data-tip="(historyLabel(d)) + &quot;: +&quot; + (fmt?.number(d?.dailyUsers)) + &quot; users&quot;" :aria-label="(historyLabel(d)) + &quot;: +&quot; + (fmt?.number(d?.dailyUsers)) + &quot; users&quot;">
            <span class="ov-spark-fill ov-spark-fill-new-user" :style="{height: historyBarH(d, &#x27;dailyUsers&#x27;) + &#x27;px&#x27;}"></span>
          </div>
        </div>
        <div class="ov-spark-x" v-if="data?.history?.length">
          <span>{{ historyLabel(data?.history[0]) }}</span>
          <span>{{ historyLabel(data?.history[Math?.floor(data?.history?.length/2)]) }}</span>
          <span>{{ historyLabel(data?.history[data?.history?.length - 1]) }}</span>
        </div>
      </div>
    </section>

    <!-- ── Three-panel row: Status / Errors / Queues ────────────── -->
    <section class="ov-triple-row">

      <!-- Repo status breakdown -->
      <div class="ov-panel-card">
        <div class="ov-panel-head">
          <span class="ov-panel-title">Repo status</span>
          <span class="ov-panel-meta">{{ fmt?.number(data?.repos?.total) }} total</span>
        </div>
        <div class="ov-stacked-bar">
          <span class="ov-bar-seg ov-bar-ready" title="Ready" :style="{width: barPct(&#x27;ready&#x27;) + &#x27;%&#x27;}"></span>
          <span class="ov-bar-seg ov-bar-preparing" title="Preparing" :style="{width: barPct(&#x27;preparing&#x27;) + &#x27;%&#x27;}"></span>
          <span class="ov-bar-seg ov-bar-error" title="Error" :style="{width: barPct(&#x27;error&#x27;) + &#x27;%&#x27;}"></span>
          <span class="ov-bar-seg ov-bar-expired" title="Expired" :style="{width: barPct(&#x27;expired&#x27;) + &#x27;%&#x27;}"></span>
          <span class="ov-bar-seg ov-bar-removed" title="Removed" :style="{width: barPct(&#x27;removed&#x27;) + &#x27;%&#x27;}"></span>
        </div>
        <div class="ov-bar-legend">
          <a href="/admin/repositories" class="ov-legend-item"><span class="ov-swatch ov-bar-ready"></span> ready <span class="ov-legend-n">{{ fmt?.number(statusCount('ready')) }}</span></a>
          <a href="/admin/repositories" class="ov-legend-item"><span class="ov-swatch ov-bar-preparing"></span> preparing <span class="ov-legend-n">{{ fmt?.number(statusCount('preparing') + statusCount('download')) }}</span></a>
          <a href="/admin/repositories" class="ov-legend-item"><span class="ov-swatch ov-bar-error"></span> error <span class="ov-legend-n">{{ fmt?.number(statusCount('error')) }}</span></a>
          <a href="/admin/repositories" class="ov-legend-item"><span class="ov-swatch ov-bar-expired"></span> expired <span class="ov-legend-n">{{ fmt?.number(statusCount('expired') + statusCount('expiring')) }}</span></a>
          <a href="/admin/repositories" class="ov-legend-item"><span class="ov-swatch ov-bar-removed"></span> removed <span class="ov-legend-n">{{ fmt?.number(statusCount('removed') + statusCount('removing')) }}</span></a>
        </div>
      </div>

      <!-- Error breakdown -->
      <div class="ov-panel-card">
        <div class="ov-panel-head">
          <span class="ov-panel-title">Errors &middot; 24h</span>
          <span class="ov-panel-meta">{{ data?.errors?.last24h }} total</span>
        </div>
        <div class="ov-error-bars">
          <div class="ov-ebar-row">
            <span class="ov-ebar-label">5xx</span>
            <span class="ov-ebar-track"><span class="ov-ebar-fill ov-ebar-error" :style="{width: errPct(&#x27;error&#x27;) + &#x27;%&#x27;}"></span></span>
            <span class="ov-ebar-n">{{ data?.errors?.severity?.error }}</span>
          </div>
          <div class="ov-ebar-row">
            <span class="ov-ebar-label">4xx</span>
            <span class="ov-ebar-track"><span class="ov-ebar-fill ov-ebar-warn" :style="{width: errPct(&#x27;warn&#x27;) + &#x27;%&#x27;}"></span></span>
            <span class="ov-ebar-n">{{ data?.errors?.severity?.warn }}</span>
          </div>
          <div class="ov-ebar-row">
            <span class="ov-ebar-label">Info</span>
            <span class="ov-ebar-track"><span class="ov-ebar-fill ov-ebar-info" :style="{width: errPct(&#x27;info&#x27;) + &#x27;%&#x27;}"></span></span>
            <span class="ov-ebar-n">{{ data?.errors?.severity?.info }}</span>
          </div>
        </div>
        <div class="ov-panel-foot" v-if="data?.repos?.recentErrors24h">
          <a href="/admin/errors">{{ data?.repos?.recentErrors24h }} repos in error state &rarr;</a>
        </div>
      </div>

      <!-- Top routes / queues -->
      <div class="ov-panel-card">
        <div class="ov-panel-head">
          <span class="ov-panel-title">Queues</span>
          <span class="ov-panel-meta">by state</span>
        </div>
        <div class="ov-routes-table">
          <div class="ov-route-row ov-route-head">
            <span class="ov-route-name">Queue</span>
            <span class="ov-route-n">Active</span>
            <span class="ov-route-n">Wait</span>
            <span class="ov-route-n ov-route-lat">Failed</span>
          </div>
          <a class="ov-route-row" href="/admin/queues">
            <span class="ov-route-name">download</span>
            <span class="ov-route-n">{{ data?.queues?.download?.active }}</span>
            <span class="ov-route-n">{{ data?.queues?.download?.waiting }}</span>
            <span class="ov-route-n ov-route-lat" :class="{&#x27;ov-n-bad&#x27;: data?.queues?.download?.failed &gt; 0}">{{ data?.queues?.download?.failed }}</span>
          </a>
          <a class="ov-route-row" href="/admin/queues">
            <span class="ov-route-name">remove</span>
            <span class="ov-route-n">{{ data?.queues?.remove?.active }}</span>
            <span class="ov-route-n">{{ data?.queues?.remove?.waiting }}</span>
            <span class="ov-route-n ov-route-lat" :class="{&#x27;ov-n-bad&#x27;: data?.queues?.remove?.failed &gt; 0}">{{ data?.queues?.remove?.failed }}</span>
          </a>
          <a class="ov-route-row" href="/admin/queues">
            <span class="ov-route-name">cache</span>
            <span class="ov-route-n">{{ data?.queues?.cache?.active }}</span>
            <span class="ov-route-n">{{ data?.queues?.cache?.waiting }}</span>
            <span class="ov-route-n ov-route-lat" :class="{&#x27;ov-n-bad&#x27;: data?.queues?.cache?.failed &gt; 0}">{{ data?.queues?.cache?.failed }}</span>
          </a>
        </div>
      </div>

    </section>

    <!-- ── Services bar ─────────────────────────────────────────── -->
    <section class="ov-services-card">
      <div class="ov-services-head">
        <span class="ov-panel-title">Services</span>
        <span class="ov-panel-meta">{{ fmt?.number(data?.users?.total) }} users &middot; {{ data?.conferences?.total }} conferences</span>
      </div>
      <div class="ov-services-grid">
        <div class="ov-svc">
          <span class="ov-svc-dot ov-dot-ok"></span>
          <div class="ov-svc-info">
            <span class="ov-svc-name">web</span>
            <span class="ov-svc-meta">{{ data?.system?.nodeVersion }}</span>
          </div>
          <span class="ov-svc-detail">uptime {{ humanDuration(data?.system?.uptime) }}</span>
        </div>
        <div class="ov-svc">
          <span class="ov-svc-dot" :class="queueTotal(data?.queues?.download) &gt; 0 ? &#x27;ov-dot-ok&#x27; : &#x27;ov-dot-idle&#x27;"></span>
          <div class="ov-svc-info">
            <span class="ov-svc-name">download</span>
            <span class="ov-svc-meta" v-if="queueTotal(data?.queues?.download)">{{ queueTotal(data?.queues?.download) }} jobs</span>
            <span class="ov-svc-meta" v-if="!queueTotal(data?.queues?.download)">idle</span>
          </div>
        </div>
        <div class="ov-svc">
          <span class="ov-svc-dot" :class="queueTotal(data?.queues?.cache) &gt; 0 ? &#x27;ov-dot-ok&#x27; : &#x27;ov-dot-idle&#x27;"></span>
          <div class="ov-svc-info">
            <span class="ov-svc-name">cache</span>
            <span class="ov-svc-meta" v-if="queueTotal(data?.queues?.cache)">{{ queueTotal(data?.queues?.cache) }} jobs</span>
            <span class="ov-svc-meta" v-if="!queueTotal(data?.queues?.cache)">idle</span>
          </div>
        </div>
        <div class="ov-svc">
          <span class="ov-svc-dot" :class="queueTotal(data?.queues?.remove) &gt; 0 ? &#x27;ov-dot-ok&#x27; : &#x27;ov-dot-idle&#x27;"></span>
          <div class="ov-svc-info">
            <span class="ov-svc-name">remove</span>
            <span class="ov-svc-meta" v-if="queueTotal(data?.queues?.remove)">{{ queueTotal(data?.queues?.remove) }} jobs</span>
            <span class="ov-svc-meta" v-if="!queueTotal(data?.queues?.remove)">idle</span>
          </div>
        </div>
        <div class="ov-svc">
          <span class="ov-svc-dot" :class="data?.repos?.recentErrors24h &gt; 10 ? &#x27;ov-dot-warn&#x27; : &#x27;ov-dot-ok&#x27;"></span>
          <div class="ov-svc-info">
            <span class="ov-svc-name">errors</span>
            <span class="ov-svc-meta">{{ data?.errors?.last24h }} / 24h</span>
          </div>
        </div>
      </div>
    </section>

  </div>

  <section class="ov-panel-card ov-cache" aria-labelledby="cache-heading">
    <div class="ov-panel-head ov-performance-head">
      <div><h2 class="ov-panel-title" id="cache-heading">Cache</h2>
        <p class="ov-performance-note">Shared storage, repeated reads and anonymization work · refreshes every 30 seconds</p></div>
      <div class="ov-performance-window">
        <label for="cache-window">Time range</label>
        <select id="cache-window" class="form-control form-control-sm" v-model.number="cacheMinutes" @change="loadCache()">
          <option :value="15">Last 15 minutes</option><option :value="60">Last hour</option>
          <option :value="1440">Last 24 hours</option><option :value="10080">Last 7 days</option>
        </select>
        <label for="cache-traffic">Traffic</label>
        <select id="cache-traffic" class="form-control form-control-sm" v-model="cacheTraffic">
          <option value="all">All traffic</option><option value="file">File reads</option><option value="website">Website rendering</option>
          <option value="zip">ZIP downloads</option><option value="monitor">Known monitors</option><option value="background">Background work</option>
        </select>
      </div>
    </div>
    <div v-if="cacheError" class="ov-performance-message ov-performance-warning" role="alert">
      <span>{{ cacheError }}</span><button type="button" class="btn btn-sm" @click="loadCache()">Retry</button>
    </div>
    <p v-if="!cacheReport &amp;&amp; !cacheError" class="ov-performance-empty" role="status">Loading cache monitoring…</p>
    <template v-if="cacheReport?.available">
      <p v-if="!cacheReport.enabled" class="ov-performance-note">Shared blob storage is disabled. Inspection and legacy-cache activity are still measured.</p>
      <p v-if="!cacheReport.filesystemSupported" class="ov-performance-note">Shared blobs require a local filesystem. The configured storage continues to use its existing cache.</p>
      <p v-if="cacheReport.dropped" class="ov-performance-message ov-performance-warning" role="status">{{ cacheReport.dropped }} telemetry events were dropped. Totals may be incomplete.</p>
      <div class="ov-metrics-scroll" tabindex="0" role="region" aria-label="Cache storage budgets" v-if="cacheReport.source">
        <table class="ov-metrics-table">
          <caption class="sr-only">Current shared-cache storage and byte budgets</caption>
          <thead><tr><th scope="col">Pool</th><th scope="col">Allocated / budget</th><th scope="col">Reserved for fills</th><th scope="col">Original bytes</th><th scope="col">Blobs</th><th scope="col">Active readers</th></tr></thead>
          <tbody><tr v-for="pool in [{name: 'Source blobs', data: cacheReport.source}, {name: 'Transformed output', data: cacheReport.results}]" :key="pool.name" v-show="pool.data">
            <th scope="row">{{ pool.name }}</th><td>{{ humanBytes(pool.data?.allocatedBytes) }} / {{ humanBytes(pool.data?.budgetBytes) }}</td>
            <td>{{ humanBytes(pool.data?.reservedBytes) }}</td><td>{{ humanBytes(pool.data?.originalBytes) }}</td>
            <td>{{ pool.data?.blobs }}</td><td>{{ pool.data?.activeReaders }}</td></tr></tbody>
        </table>
      </div>
      <p class="ov-performance-note" v-if="cacheReport.source">Source request hit rate: {{ cacheRate('source', 'count') }} · Source byte hit rate: {{ cacheRate('source', 'bytes') }} · Decision hit rate: {{ cacheRate('decision', 'count') }}</p>
      <p class="ov-performance-note">Reuse counts measure consecutive reads of the same blob within each interval. Codec timings are elapsed stream time, not CPU time; eviction times measure how long a blob was idle. Known monitors are identified by request metadata; other automation may remain in file reads.</p>
      <div v-if="cacheRows().length" class="ov-metrics-scroll" tabindex="0" role="region" aria-label="Cache events and processing durations">
        <table class="ov-metrics-table">
          <caption class="sr-only">Cache events for the selected time range and traffic</caption>
          <thead><tr><th scope="col">Event</th><th scope="col">Traffic</th><th scope="col">Count</th><th scope="col">Bytes</th><th scope="col">Mean measured time</th><th scope="col">p95 bound</th></tr></thead>
          <tbody><tr v-for="row in cacheRows()" :key="row.name + ':' + row.traffic">
            <th scope="row">{{ cacheEventName(row.name) }}</th><td>{{ row.traffic }}</td><td>{{ row.count }}</td><td>{{ humanBytes(row.bytes) }}</td>
            <td>{{ row.ms ? (row.ms / row.count).toFixed(2) + " ms" : "Not timed" }}</td><td>{{ cacheP95(row) }}</td></tr></tbody>
        </table>
      </div>
      <p v-else class="ov-performance-empty" role="status">No cache events in this time range for the selected traffic.</p>
      <p class="ov-performance-note">Updated {{ sampleAge(cacheReport) }} seconds ago. Minute history is retained for 48 hours; hourly history for 30 days.</p>
    </template>
  </section>

  <section class="ov-panel-card ov-performance" aria-labelledby="performance-heading">
    <div class="ov-panel-head ov-performance-head">
      <div>
        <h2 class="ov-panel-title" id="performance-heading">Request performance</h2>
        <p class="ov-performance-note">Request latency and process health &middot; refreshes every 30 seconds</p>
      </div>
      <div class="ov-performance-window">
        <label for="performance-window">Time range</label>
        <select id="performance-window" class="form-control form-control-sm" v-model.number="performanceMinutes" @change="loadPerformance()" aria-label="Performance time range">
          <option :value="15">Last 15 minutes</option><option :value="60">Last hour</option>
        </select>
      </div>
    </div>
    <div v-if="performanceError" class="ov-performance-message ov-performance-warning" role="alert">
      <svg class="ui-icon" aria-hidden="true"><use href="#ui-icon-warning"></use></svg>
      <span>{{ performanceError }}</span>
      <button type="button" class="btn btn-sm" @click="loadPerformance()">Retry</button>
    </div>
    <p v-if="!performance &amp;&amp; !performanceError" class="ov-performance-empty" role="status">Loading performance monitoring&hellip;</p>
    <div v-if="performance?.available">
      <div class="paper-tabs ov-performance-tabs" role="tablist" aria-label="Performance metrics">
        <button id="performance-routes-tab" type="button" class="paper-tab" role="tab" :class="{active: performanceTab === 'routes'}" :aria-selected="performanceTab === 'routes'" :tabindex="performanceTab === 'routes' ? 0 : -1" aria-controls="performance-routes" @click="performanceTab = 'routes'" @keydown="previewTabKeydown($event)">Routes</button>
        <button id="performance-processes-tab" type="button" class="paper-tab" role="tab" :class="{active: performanceTab === 'processes'}" :aria-selected="performanceTab === 'processes'" :tabindex="performanceTab === 'processes' ? 0 : -1" aria-controls="performance-processes" @click="performanceTab = 'processes'" @keydown="previewTabKeydown($event)">Processes</button>
        <button id="performance-stages-tab" type="button" class="paper-tab" role="tab" :class="{active: performanceTab === 'stages'}" :aria-selected="performanceTab === 'stages'" :tabindex="performanceTab === 'stages' ? 0 : -1" aria-controls="performance-stages" @click="performanceTab = 'stages'" @keydown="previewTabKeydown($event)">Work stages</button>
      </div>
      <div id="performance-routes" role="tabpanel" aria-labelledby="performance-routes-tab" v-show="performanceTab === 'routes'">
        <div class="ov-metrics-scroll" tabindex="0" role="region" aria-label="Route latency metrics, scroll for more columns" v-if="performance.routes?.length">
          <table class="ov-metrics-table">
            <caption class="sr-only">Route latency for the selected time range</caption>
            <thead><tr><th scope="col">Route</th><th scope="col" class="num">Requests</th><th scope="col" class="num">Average</th><th scope="col" class="num">First byte p95</th><th scope="col" class="num">p95</th><th scope="col" class="num">p99</th><th scope="col" class="num">Interrupted</th><th scope="col" class="num">5xx</th><th scope="col" class="num">Slow</th></tr></thead>
            <tbody><tr v-for="row in performance.routes" :key="row.service + row.method + row.route">
              <th scope="row" class="ov-metric-name"><span>{{ row.route }}</span><small>{{ row.service }} &middot; {{ row.method }}</small></th>
              <td class="num">{{ fmt.number(row.count) }}</td><td class="num">{{ formatMs(row.avgMs) }}</td>
              <td class="num">{{ firstByteBound(row) }}</td><td class="num">{{ latencyBound(row, 'p95UpperMs') }}</td><td class="num">{{ latencyBound(row, 'p99UpperMs') }}</td>
              <td class="num" :class="{'ov-metric-warn': row.aborted > 0}">{{ fmt.number(row.aborted) }}</td><td class="num" :class="{'ov-metric-warn': row.errors > 0}">{{ fmt.number(row.errors) }}</td><td class="num" :class="{'ov-metric-warn': row.slow > 0}">{{ fmt.number(row.slow) }}</td>
            </tr></tbody>
          </table>
        </div>
        <p v-else class="ov-performance-empty">No recorded requests in this time range yet.</p>
      </div>
      <div id="performance-processes" role="tabpanel" aria-labelledby="performance-processes-tab" v-show="performanceTab === 'processes'">
        <p class="ov-performance-note">API and streamer processes &middot; latest sample per instance</p>
        <div v-if="!performance.instances?.length" class="ov-performance-message ov-performance-warning" role="status">No recent process samples. Monitoring coverage is incomplete.</div>
        <div v-else class="ov-metrics-scroll" tabindex="0" role="region" aria-label="Process resource metrics, scroll for more columns">
          <table class="ov-metrics-table">
            <caption class="sr-only">API and streamer process resource usage</caption>
            <thead><tr><th scope="col">Process</th><th scope="col" class="num">RSS / limit</th><th scope="col" class="num">CPU</th><th scope="col" class="num">Event loop p95</th><th scope="col" class="num">Active requests</th><th scope="col" class="num">Sockets / CLOSE_WAIT</th><th scope="col" class="num">Workers / waiting</th><th scope="col" class="num">Sample age</th><th scope="col" class="num">Dropped batches / metrics</th></tr></thead>
            <tbody><tr v-for="sample in performance.instances" :key="sample.instance" :class="{'ov-metric-warning-row': performanceWarning(sample)}">
              <th scope="row" class="ov-metric-name"><span>{{ sample.instance }}</span><small class="ov-metric-warn" v-if="performanceWarning(sample)"><svg class="ui-icon" aria-hidden="true"><use href="#ui-icon-warning"></use></svg> Needs attention</small></th>
              <td class="num">{{ humanBytes(sample.memory.rss) }} / {{ humanBytes(sample.memoryLimitBytes) }}<small>Peak {{ humanBytes(peakRss(sample)) }}</small></td>
              <td class="num">{{ sample.cpuPercent == null ? 'Unavailable' : sample.cpuPercent.toFixed(1) + '%' }}</td><td class="num">{{ sample.eventLoop?.p95Ms == null ? 'Not applicable' : sample.eventLoop.p95Ms.toFixed(1) + ' ms' }}</td>
              <td class="num">{{ sample.activeRequests }}</td><td class="num">{{ sample.sockets?.descriptors ?? 'Unavailable' }} / {{ sample.sockets?.closeWait ?? 'Unavailable' }}</td>
              <td class="num">{{ sample.workers?.running ?? 0 }} / {{ sample.workers?.waiting ?? 0 }}</td><td class="num">{{ sampleAge(sample) }} s</td>
              <td class="num">{{ sample.droppedBatches }} / {{ sample.droppedMetrics }}</td>
            </tr></tbody>
          </table>
        </div>
      </div>
      <div id="performance-stages" role="tabpanel" aria-labelledby="performance-stages-tab" v-show="performanceTab === 'stages'">
        <div v-if="performance.stages?.some(row => row.metric !== 'first_byte')" class="ov-metrics-scroll" tabindex="0" role="region" aria-label="Work stage metrics, scroll for more columns">
          <table class="ov-metrics-table">
            <caption class="sr-only">Work stages and cache results</caption>
            <thead><tr><th scope="col">Work stage</th><th scope="col" class="num">Samples</th><th scope="col" class="num">Average</th><th scope="col" class="num">p95</th></tr></thead>
            <tbody><tr v-for="row in performance.stages.filter(row => row.metric !== 'first_byte')" :key="row.service + row.metric">
              <th scope="row" class="ov-metric-name"><span>{{ row.metric }}</span><small>{{ row.service }}</small></th><td class="num">{{ fmt.number(row.count) }}</td><td class="num">{{ formatMs(row.avgMs) }}</td><td class="num">{{ latencyBound(row, 'p95UpperMs') }}</td>
            </tr></tbody>
          </table>
        </div>
        <p v-else class="ov-performance-empty">No recorded work stages or cache results in this time range yet.</p>
      </div>
      <details class="ov-performance-help">
        <summary>How to read these metrics</summary>
        <p>Latency includes upstream waits and response transfer. Percentiles show histogram bucket upper bounds, not exact timings. Process rows marked &ldquo;Needs attention&rdquo; have stale samples, dropped monitoring data, CLOSE_WAIT sockets, high event loop delay, or high memory usage.</p>
      </details>
    </div>
  </section>
</div>