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[homepage.git] / blog / data / 2017-11-01-storage-fault-tolerance.txt

diff --git a/blog/data/2017-11-01-storage-fault-tolerance.txt b/blog/data/2017-11-01-storage-fault-tolerance.txt
index 2b138231b0b70bc7a7216ea60720bedb5200368e..c03fe7c63eed4faec6a3cd2098f1171b6f9dd967 100644 (file)
--- a/blog/data/2017-11-01-storage-fault-tolerance.txt
+++ b/blog/data/2017-11-01-storage-fault-tolerance.txt
@@ -35,7 +35,7 @@ Hughes</li>
 
 <li>USENIX FAST'08
 <a href="https://www.usenix.org/events/fast08/tech/full_papers/bairavasundaram/bairavasundaram_html/">An
-cAnalysis of Data Corruption in the Storage Stack</a> -
+Analysis of Data Corruption in the Storage Stack</a> by
 L. N. Bairavasundaram, G. R. Goodson, B. Schroeder, A. C.
 Arpaci-Dusseau, and R. H. Arpaci-Dusseau</li>
 
@@ -52,7 +52,7 @@ Jiang, Chongfeng Hu, Yuanyuan Zhou, and Arkady Kanevsky</li>
 
 <li>SIGMETRICS 2007
 <a href="http://research.cs.wisc.edu/adsl/Publications/latent-sigmetrics07.pdf">An
-analysis of latent sector errors in disk drives</a> -
+analysis of latent sector errors in disk drives</a> by
 L. N. Bairavasundaram, G. R. Goodson, S. Pasupathy, and J. Schindler</li>
 
 </ul>
@@ -63,9 +63,16 @@ opening.  The short story is simply do not implicitly trust RAID or
 redundant storage systems.  Details matter.  And unfortunately there
 are few options on Linux addressing all the identified issues.  Both
 ZFS and Btrfs are doing a fairly good job, but have legal and
-practical issues on their own.  I wonder how next generation cluster
-file systems like Ceph do in this regard.</p>
+practical issues on their own.  I wonder how cluster file systems like
+Ceph do in this regard.  After all, there is an old saying, you know
+you have a distributed system when the crash of a computer you have
+never heard of stops you from getting any work done.  The same holds
+true if fault tolerance do not work.</p>
 
 <p>Just remember, in the end, it do not matter how redundant, or how
 fault tolerant your storage is, if you do not continuously monitor its
 status to detect and replace failed disks.</p>
+
+<p>As usual, if you use Bitcoin and want to show your support of my
+activities, please send Bitcoin donations to my address
+<b><a href="bitcoin:15oWEoG9dUPovwmUL9KWAnYRtNJEkP1u1b">15oWEoG9dUPovwmUL9KWAnYRtNJEkP1u1b</a></b>.</p>