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Number of objects | Execution Time | Source Layout | Dest. Layout | Migration tool version | Notes |
|---|---|---|---|---|---|
| 1000 | 4 min | legacy | pairtree | 11/26/19 | 1K fedora items produced 42K+ files |
| 1000 | 3 min | legacy | truncated | 11/26/19 | 1K fedora items produced 43K+ files |
| 100,000 | 6.5 hours | legacy | flat | 11/26/19 | |
| 1 million | ~3 days | legacy | pairtree | 11/26/19 | Execution crashed twice for "unable to delete staging" file issues, resume option had no issues running |
| full run (4,656,669 items) | 7 days | legacy | pairtree | 2/4/20 | No issues observed for successful full migration run. Required deployment of new filesystem with large inode limit. |
Repository environment #2: "citations".
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Number of objects | Execution Time | Source Layout | Dest. Layout | Migration tool version | Notes |
|---|---|---|---|---|---|
| 2000 | 32 min | akubra | pairtree | 11/26/19 | Includes 30 min to build the index. Hung on completion-could not delete index. |
| 10,000 | 42 min | akubra | flat | 11/26/19 | Includes 30 min to build the index. Hung on completion-could not delete index. |
| 554,695 | 13 hours | akubra | flat | 11/26/19 | Attempted to migrate 1M records. Includes 30 min to build the index. Crashed due to UnrecognizedPropertyException. |
| full run (3,830,777 items) | 5 days | akubra | truncated | 2/4/20 | No issues observed for successful full migration run. |
Brown Univ
University of Wisconsin - Madison
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