<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">On Tue, Feb 7, 2017 at 2:38 AM, Che <span dir="ltr"><<a href="mailto:comandantegringo@gmail.com" target="_blank">comandantegringo@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_extra"><div class="gmail_quote"><span class=""><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br>
However, I finally ditched it. I figured it will slow down boot of an<br>
aging system. Instead, I added bcache to my spinning rust plus an<br>
affordable SSD. This works very well and reduces boot times much better<br>
than readahead (by a factor of at least 5).</blockquote><div><br></div></span><div>Perhaps such a feature is more useful as a diagnostic tool for poorly-performing/broken systems.</div></div></div></div></blockquote><div><br></div><div>Then you'll want something like <a href="https://github.com/systemd/systemd-bootchart">systemd-bootchart</a>, which performs similar monitoring <i>and</i> graphs it.</div></div><div><br></div>-- <br><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr">Mantas Mikulėnas</div></div>
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