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Displaying posts with tag: lost+found (reset)

Ignoring the lost+found Directory in your Datadir
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I still get asked about the lost+found directory enough, and so I wanted to provide a current update.

The lost+found directory is a filesystem directory created at the root level of a mapped drive. Thus this is common to see if you create your mysql datadir at the root level of a mapped drive.

In the past, you could ignore it, if it wasn’t too problematic for you, or you could move your datadir down a level, and then it wouldn’t be created in the datadir anymore.

However, there is now the –ignore-db-dir option. It is actually not too new (it’s been in MariaDB since 5.3.9 and 5.5.28, and in MySQL as of 5.6.3), but I …

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MythTV recover Lost+Found
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My MythTV store lives on an LVM volume that is spread over 2 disks, one of them is an external USB disk. So the cleaninglady seems to have touched a cable and after coming back from holiday I had a read-only filesystem that afer a remount had about 350Gb in lost+found with irrelevant filenames.

  1. total 337407844
  2. drwx------ 2 tv tv 4096 Dec 17 22:47 .
  3. drwxrwxrwx 15 tv tv 4096 Dec 17 22:44 ..
  4. -rw-r--r-- 1 root root 423343556 Dec 14 07:10 I303109.RCN
  5. -rw-r--r-- 1 root root 2990538924 Dec 13 19:05 I303107.RCN
  6. -rw-r--r-- 1 root root 1023691768 Dec 13 08:10 I319494.RCN
  7. -rw-r--r-- 1 root root …
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