[G14_run] Possible Reason for cooked files disappeared.

Dr. A.M. Sandorfi sandorfi at jlab.org
Sat Mar 10 13:50:47 EST 2012


Franz,

As per my note yesterday, we now should have 4 Tbts of permanent space on
the WORK disc that won't disappear. Can't Patrick arrange to put all cooked
files there in stead of Volatile???

Andy




On 3/10/12 1:22 PM, "Franz Klein" <fklein at jlab.org> wrote:

> 
> Dao, Natalie, Jamie, Jeffrey, Mark ...
> I am sorry that I made the students responsible for the disappearance of
> the files on /volatile/clas/clasg14 becuase you did not use (touch) the
> files over a week.
> /volatile/clas/clasg14 was practically wiped out on March 7 (only files
> <1kB were left). I talked to Sandy Philpott about it: she was not aware
> of this and she is not sure what happened but apparently the auto-deletion
> algorithm on the /volatile file server has a bug!
> 
> Another issue: I do not know who has been cooking more than 6000 files
> over the last days for ST calibrations: this does NOT make any sense!!!
> NO detector system needs that many files for calibration. These files were
> submitted before we discussed to have a new 'pass0/v1' on the Friday
> meeting: I asked Dao to check the output of the DC calibration and do
> another iteration, and Jeff made his tagger constants only valid for the
> run used for calibrations. This morning I had some time to write a script
> to link the tagger constants to the supposed run ranges.
> 
> Patrick and I would like to start a next pass ... but there are still over
> 1000 files of user clasg14 pending on the farm!
> Please remember to send requests for cooking of files to Patrick!!!
> 
> Have a nice weekend
> Franz
> 
> 
> On Sat, 10 Mar 2012, Dao Ho wrote:
> 
>> Dear all,
>> 
>> I just check the date of the files in /volatile/clas/clasg14/pass0/v1/BOS
>> (ROOT). They are written on MARCH 7th,8th,9th. All the old cooked file
>> from Feb were deleted. It is possible that we ran out of disc space so
>> that our old cooked files were deleted to make room for the new cooked
>> files.
>> 
>> I check the the farm and find out that all the cookings start on MAR 7th.
>> And these new files are for run from 68400-->68800.
>> All the deleted files were from 68023 to 68399.
>> 
>> 
>> How come nobody says anything about cooking a new set of runs?
>> According to my memory, the runs from 68400 to 68800 are not calibrated at
>> all? Am I right?
>> 
>> Sincerely,
>> Dao Ho
>> 
>> 
> 
> ===============================================================
>                    Franz J. Klein, Associate Professor
>                    CUA, Department of Physics
>                    Washington, DC 20064
>    office: Hannan Hall 206          phone: 202-319-6190
>    or: Jefferson Lab,CC F-243       phone: 757-269-6672
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