[Halld-physics] Fwd: Tapes in Tuscon

Mark Ito marki at jlab.org
Wed Jan 13 20:21:54 EST 2021


The promised list of files from Bryan. I confess to being a bit confused 
about the paths in the last column, but there is likely enough here for 
us to make an interpretation. Let me know if any of you have trouble 
accessing the file. (Note that the size of the CSV file is 138 MB.)



-------- Forwarded Message --------
Subject: 	Tapes in Tuscon
Date: 	Wed, 13 Jan 2021 16:24:23 -0500
From: 	Bryan Hess <bhess at jlab.org>
To: 	Mark Ito <marki at jlab.org>



Bryan Hess has shared a OneDrive for Business file with you. To view it, 
click the link below.

<https://jeffersonlab-my.sharepoint.com/personal/bhess_jlab_org/Documents/email%20attachments/problem-tapes.csv>
	
problem-tapes.csv 
<https://jeffersonlab-my.sharepoint.com/personal/bhess_jlab_org/Documents/email%20attachments/problem-tapes.csv>
	

<https://jeffersonlab-my.sharepoint.com/personal/bhess_jlab_org/Documents/email%20attachments/problem-tapes.csv> 


Mark,

Following up:

The attached csv file lists the files that are on the 18 tapes we 
shipped to Tuscon to be analyzed and recovered. Just to say again, not 
all these files are bad. These are tapes that we had an error with at 
some file mark that would cause the tape drive to hang. We expect those 
individual files to be lost, but we expect most of the rest of the tape 
to be recovered. This list lets you know which files are not in the 
library right now.

Please let me know if you have any questions or need me to present the 
information in different format. This will require a bit of parsing, but 
it has lots of metadata.


Two notes from Chris just now that add a little detail:

    [4:18 PM] Christopher Larrieu
    Note that there are 195,002 rows in that file that represent files
    already restored from rawdup.  (Their paths are like /replica/*'
    rather than '/mss/*'.
    ​

    [4:22 PM] Christopher Larrieu
    User zihlmann's remaining files are now being pulled from
    re-generated raw tapes.

--Bryan
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