Can not instantiate a node with my dataset due to "is currently in use"

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Deniz Mert Dilaverler

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May 3, 2026, 5:34:08 AM (12 days ago) May 3
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Hi, I have 2 nodes running on the Utah cluster that are using a dataset in readonly. I want to run a 3rd node that also uses this dataset but with rw access. Normally this would work as long as only 1 node have write access to the dataset but now it doesn't let me initialize at all. How can I fix this? The urn is `urn:publicid:IDN+utah.cloudlab.us:rwth-os-m26-pg0+ltdataset+sift1b-ut`

Mike Hibler

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May 3, 2026, 3:58:42 PM (12 days ago) May 3
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I cleared out some stale state that may have caused the setup to fail.
Terminate that current experiment and try again.
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Deniz Mert Dilaverler

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May 14, 2026, 9:48:29 AM (yesterday) May 14
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*** ERROR: mapper: *** Exclusive-use dataset [Lease: *** rwth-os-m26-PG0/rwth-os-m26-PG0/sift1b-ut/dmd0] is currently in use *** and cannot be mapped at this time. *** ERROR: mapper: *** Could not create vtop for [Experiment: rwth-os-m26-PG0/dmd-305752]
I am still getting the same error, is there anything I can do about it?

Mike Hibler

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May 14, 2026, 10:14:25 AM (yesterday) May 14
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This was a different problem. Should be fixed now.
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