NLM
Migration of Fedora repository #1, "collections".
Fedora 3.8.1. VM with 4 cores, 8 GB RAM. CentOS release 6.10 (Final), Intel(R) Xeon(R) CPU E5-2690 v3 @ 2.60GHz
Approx. 4.3M records in legacy format, mostly books, pages and still images. Objects have many datastreams, binaries are generally type E external.
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 |
Migration of Fedora repository #1, "citations".
Fedora 3.8.1. VM with 1 core, 8 GB RAM. CentOS release 6.10 (Final), Intel(R) Xeon(R) CPU E5-2690 v3 @ 2.60GHz
Approx. 3.8M records in akubra format, all citations with one small type M XML datastream (the citation payload).
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. |
