[volunteergrid2-l] How's the grid

Christoph Langguth christoph at rosenkeller.org
Mon Mar 5 13:22:11 UTC 2012


Am 05.03.2012 04:56, schrieb Steve Dodson:
> I am also experiencing poor grid performance.  I uploaded my first files
> today (hooray!) which went about as I expected. Following the upload,
> however, when I try to list the Archives directory, the operation takes
> just over 17 minutes to complete:
>
> sdodson at hiro:~$ time tahoe ls tahoe:Archives
> 2012-03-04_21:55:25Z
>
> real    17m14.812s
> user    0m0.260s
> sys    0m0.040s
>
> In looking at the "Mutable File Servermap Update Status" page in the
> WUI, it appears that cerezal's node is problematic (6 seconds!) from my
> location:
>
>      [aty4re3a]: 258ms
>      [baeq4skx]: 130ms
>      [b55ww7wa]: 280ms
>      [gbytbnxw]: 6.5ms
>      [g4xvpwqa]: 124ms
>      [hpd3hn75]: 761ms (bender)
>      [huadamis]: 294ms
>      [inxoy6ui]: 5.58s (cerezal)
>      [jbrse33y]: 126ms
>      [kvj2xrmm]: 341ms
>      [pmitrhwg]: 151ms
>      [qivwuhf6]: 163ms

bender is currently busy with repairing. Unfortunately, it seems like 
every single file must be repaired, which means downloading and 
re-uploading around 70 GB. I expect it to take at least a week, maybe 
more. :-(

This may explain the poor performance.

-- Chris

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