From c95477ff6cf801c50d53c2c90c5238089f25dce6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Antoine=20Beaupr=C3=A9?= <anarcat@debian.org>
Date: Mon, 13 Apr 2020 15:09:08 -0400
Subject: [PATCH] link to ssd research paper

---
 tsa/howto/retire-a-host.mdwn | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tsa/howto/retire-a-host.mdwn b/tsa/howto/retire-a-host.mdwn
index 6119a8d4..2105e0d8 100644
--- a/tsa/howto/retire-a-host.mdwn
+++ b/tsa/howto/retire-a-host.mdwn
@@ -110,6 +110,10 @@ This will take a long time. Note that it will start a GUI which is
 useful because it will give you timing estimates, which the
 commandline version [does not provide](https://github.com/martijnvanbrummelen/nwipe/issues/196).
 
+WARNING: this procedure doesn't cover the case where the disk is an
+SSD. See [this paper](http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.187.3062&rep=rep1&type=pdf) for details on how classic data scrubbing
+software might not work for SSDs.
+
 When you return:
 
  1. start a `screen` session with a static `busybox` as your `SHELL`
-- 
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