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## SQL Table Sizes

    SELECT
        table_name,
        pg_size_pretty(table_size) AS table_size,
        pg_size_pretty(indexes_size) AS indexes_size,
        pg_size_pretty(total_size) AS total_size
      FROM (
          SELECT
              table_name,
              pg_table_size(table_name) AS table_size,
              pg_indexes_size(table_name) AS indexes_size,
              pg_total_relation_size(table_name) AS total_size
          FROM (
              SELECT ('"' || table_schema || '"."' || table_name || '"') AS table_name
              FROM information_schema.tables
              WHERE table_schema = 'public'
          ) AS all_tables
          ORDER BY total_size DESC
      ) AS pretty_sizes;


              table_name           | table_size | indexes_size | total_size 
    -------------------------------+------------+--------------+------------
     "public"."cdx"                | 42 GB      | 41 GB        | 82 GB
     "public"."grobid_shadow"      | 64 GB      | 6902 MB      | 71 GB
     "public"."grobid"             | 59 GB      | 7604 MB      | 66 GB
     "public"."file_meta"          | 31 GB      | 28 GB        | 59 GB
     "public"."ingest_request"     | 19 GB      | 20 GB        | 39 GB
     "public"."ingest_file_result" | 15 GB      | 23 GB        | 39 GB
     "public"."shadow"             | 9111 MB    | 10204 MB     | 19 GB
     "public"."fatcat_file"        | 5206 MB    | 2094 MB      | 7300 MB
     "public"."pdftrio"            | 618 MB     | 432 MB       | 1051 MB
     "public"."petabox"            | 403 MB     | 594 MB       | 997 MB
    (10 rows)

    Size:  383.93G

## File Metadata

Counts and total file size:

    SELECT COUNT(*) as total_count, SUM(size_bytes) as total_size FROM file_meta;

     total_count |   total_size
    -------------+-----------------
       158059828 | 197346217653010
    (1 row)

    => 158 million, 197 terabytes

Top mimetypes:

    SELECT mimetype, COUNT(*) FROM file_meta GROUP BY mimetype ORDER BY COUNT DESC LIMIT 10;

               mimetype            |   count   
    -------------------------------+-----------
     application/pdf               | 157805029
     application/octet-stream      |    154348
     application/xml               |     42170
     text/html                     |     18703
     text/plain                    |     15989
     application/gzip              |      6484
                                   |      6040
     application/postscript        |      4912
     application/vnd.ms-powerpoint |      1672
     application/msword            |       921
    (10 rows)

Missing full metadata:

    SELECT COUNT(*) FROM file_meta WHERE sha256hex IS NULL;

      count
    ---------
     1027125
    (1 row)

## CDX

Total and unique-by-sha1 counts:

    SELECT COUNT(DISTINCT sha1hex) as unique_sha1, COUNT(*) as total FROM cdx;


     unique_sha1 |   total
    -------------+-----------
        92936564 | 111022039
    (1 row)

    => 110 million rows, 92.9 million files

mimetype counts:

    SELECT mimetype, COUNT(*) FROM cdx GROUP BY mimetype ORDER BY COUNT(*) DESC LIMIT 25;

                                                    mimetype                                                 |   count   
    ---------------------------------------------------------------------------------------------------------+-----------
     application/pdf                                                                                         | 104178718
     warc/revisit                                                                                            |   5274410
     text/xml                                                                                                |    519042
     text/html                                                                                               |    295523
     application/octet-stream                                                                                |    259681
     unk                                                                                                     |    138930
     application/postscript                                                                                  |     81065
     application/save                                                                                        |     80765
     binary/octet-stream                                                                                     |     59804
     application/x-download                                                                                  |     27083
     text/plain                                                                                              |     26938
     application/download                                                                                    |     25125
     image/pdf                                                                                               |     16095
     application/force-download                                                                              |      9004
     application/x-msdownload                                                                                |      3711
     application                                                                                             |      2934
     application/x-octetstream                                                                               |      2926
     multipart/form-data                                                                                     |      2741
     application/x-pdf                                                                                       |      2444
     .pdf                                                                                                    |      2368
     application/binary                                                                                      |      1268
     application/pdf'                                                                                        |      1192
     pdf                                                                                                     |      1113
     file/unknown                                                                                            |      1086
     application/unknown                                                                                     |       761
     file                                                                                                    |       753
     application/blob                                                                                        |       670
     application/octetstream                                                                                 |       657
     text/pdf                                                                                                |       549
     0                                                                                                       |       417
     ('application/pdf',                                                                                     |       349
     application/http;msgtype=response                                                                       |       251
     application/doc                                                                                         |       180
    [...] (wasn't LIMIT 25)

Processed or not:

    # TODO:

## GROBID

Counts:

    SELECT COUNT(DISTINCT fatcat_release) AS unique_releases, COUNT(*) AS total  FROM grobid;


     unique_releases |  total
    -----------------+----------
            17455441 | 92707544
    (1 row)

Status?

    SELECT status_code, COUNT(*) FROM grobid GROUP BY status_code ORDER BY COUNT DESC LIMIT 10;

What version used?

    SELECT grobid_version, COUNT(*) FROM grobid WHERE status_code = 200 GROUP BY grobid_version ORDER BY COUNT DESC LIMIT 10;

     grobid_version |  count
    ----------------+----------
     0.5.5-fatcat   | 71057023
                    | 14638425
    (2 rows)

    SELECT grobid_version, COUNT(*) FROM grobid WHERE status = 'success' GROUP BY grobid_version ORDER BY COUNT DESC LIMIT 10;

     grobid_version |  count
    ----------------+----------
     0.5.5-fatcat   | 71057074
                    |        3
    (2 rows)

## Petabox

Counts:

    SELECT COUNT(DISTINCT sha1hex) as unique_sha1, COUNT(*) as total FROM petabox;

     unique_sha1 |  total
    -------------+---------
         2868825 | 2887834

## Ingests

Requests by source:

    SELECT ingest_type, link_source, COUNT(*) FROM ingest_request GROUP BY ingest_type, link_source ORDER BY COUNT DESC LIMIT 25;

     ingest_type |   link_source   |  count
    -------------+-----------------+----------
     pdf         | unpaywall       | 26244088
     pdf         | mag             | 25596658
     pdf         | doi             | 15652966
     pdf         | pmc             |  2043646
     pdf         | arxiv           |   721902
     pdf         | cnki_covid19    |     2034
     pdf         | wanfang_covid19 |      975
     pdf         | spn             |      103

    SELECT ingest_type, link_source, ingest_request_source, COUNT(*) FROM ingest_request GROUP BY ingest_type, link_source, ingest_request_source ORDER BY COUNT DESC LIMIT 25;

     ingest_type |   link_source   |  ingest_request_source  |  count   
    -------------+-----------------+-------------------------+----------
     pdf         | unpaywall       | unpaywall               | 26244088
     pdf         | mag             | mag-corpus              | 25596658
     pdf         | doi             | fatcat-ingest           |  8267308
     pdf         | doi             | fatcat-changelog        |  3869772
     pdf         | doi             | fatcat-ingest-container |  3515873
     pdf         | pmc             | fatcat-ingest-container |  2028825
     pdf         | arxiv           | fatcat-ingest           |   630719
     pdf         | arxiv           | fatcat-changelog        |    91157
     pdf         | pmc             | fatcat-ingest           |    10195
     pdf         | pmc             | fatcat-changelog        |     4626
     pdf         | cnki_covid19    | scrape-covid19          |     2034
     pdf         | wanfang_covid19 | scrape-covid19          |      975
     pdf         | spn             | savepapernow-web        |      103
     pdf         | arxiv           | fatcat-ingest-container |       26
     pdf         | doi             | savepapernow-web        |       15
    (15 rows)

Uncrawled requests by source:

    # TODO: verify this?
    SELECT ingest_request.ingest_type, ingest_request.link_source, COUNT(*)
    FROM ingest_request
    LEFT JOIN ingest_file_result
        ON ingest_request.base_url = ingest_file_result.base_url
        AND ingest_request.ingest_type = ingest_file_result.ingest_type
    WHERE ingest_file_result.base_url IS NULL
    GROUP BY ingest_request.ingest_type, ingest_request.link_source ORDER BY COUNT DESC LIMIT 25;

     ingest_type | link_source | count 
    -------------+-------------+-------
     pdf         | mag         |    47
     pdf         | unpaywall   |     1
    (2 rows)

Results by source:

    SELECT
        ingest_request.ingest_type,
        ingest_request.link_source,
        COUNT(*) as attempts,
        COUNT(CASE WHEN ingest_file_result.hit THEN 1 END) hits, 
        ROUND(1.0 * COUNT(CASE WHEN ingest_file_result.hit THEN 1 END) / COUNT(*), 3) as fraction
    FROM ingest_request
    LEFT JOIN ingest_file_result
        ON ingest_request.base_url = ingest_file_result.base_url
        AND ingest_request.ingest_type = ingest_file_result.ingest_type
        AND ingest_file_result.ingest_type IS NOT NULL
    GROUP BY ingest_request.ingest_type, ingest_request.link_source ORDER BY attempts DESC LIMIT 25;


     ingest_type |   link_source   | attempts |   hits   | fraction
    -------------+-----------------+----------+----------+----------
     pdf         | unpaywall       | 26244088 | 19968092 |    0.761
     pdf         | mag             | 25596658 | 18712912 |    0.731
     pdf         | doi             | 15653166 |  2878833 |    0.184
     pdf         | pmc             |  2043646 |  1279529 |    0.626
     pdf         | arxiv           |   721902 |   592394 |    0.821
     pdf         | cnki_covid19    |     2034 |        0 |    0.000
     pdf         | wanfang_covid19 |      975 |      764 |    0.784
     pdf         | spn             |      103 |       82 |    0.796

Ingest result by status:

    SELECT ingest_type, status, COUNT(*) FROM ingest_file_result GROUP BY ingest_type, status ORDER BY COUNT DESC LIMIT 25;

     ingest_type |               status                |  count
    -------------+-------------------------------------+----------
     pdf         | success                             | 37449502
     pdf         | no-pdf-link                         | 10908442
     pdf         | no-capture                          |  5643670
     pdf         | redirect-loop                       |  4823502
     pdf         | terminal-bad-status                 |  1715056
     pdf         | link-loop                           |  1425072
     pdf         | cdx-error                           |   535365
     pdf         | gateway-timeout                     |   267654
     pdf         | skip-url-blocklist                  |   220433
     pdf         | wrong-mimetype                      |   189804
     pdf         | spn2-cdx-lookup-failure             |   103926
     pdf         | spn-error                           |   101777
     pdf         | wayback-error                       |    93517
     pdf         | null-body                           |    87279
     pdf         | invalid-host-resolution             |    35305
     pdf         | spn-remote-error                    |    28888
     pdf         | petabox-error                       |    12406
     pdf         | spn2-error                          |     2905
     pdf         | spn2-error:job-failed               |     2307
     pdf         | other-mimetype                      |     2305
     pdf         | redirects-exceeded                  |      745
     pdf         | spn2-error:proxy-error              |      438
     pdf         | spn2-error:invalid-url-syntax       |      406
     pdf         | spn2-error:soft-time-limit-exceeded |      405
     pdf         | spn2-error:browser-running-error    |      274
    (25 rows)

Failures by domain:

    SELECT ingest_type, domain, status, COUNT((ingest_type, domain, status))
    FROM (
        SELECT
            ingest_file_result.ingest_type as ingest_type,
            ingest_file_result.status,
            substring(ingest_file_result.terminal_url FROM '[^/]+://([^/]*)') AS domain
        FROM ingest_file_result
        LEFT JOIN ingest_request
            ON ingest_file_result.ingest_type = ingest_request.ingest_type
            AND ingest_file_result.base_url = ingest_request.base_url
    ) t1
    WHERE t1.domain != ''
        AND t1.status != 'success'
    GROUP BY ingest_type, domain, status
    ORDER BY COUNT DESC
    LIMIT 30;


     ingest_type |                domain                 |       status        | count
    -------------+---------------------------------------+---------------------+--------
     pdf         | ssl.fao.org                           | no-pdf-link         | 862277
     pdf         | www.researchgate.net                  | redirect-loop       | 749094
     pdf         | www.e-periodica.ch                    | no-pdf-link         | 747370
     pdf         | ieeexplore.ieee.org                   | redirect-loop       | 707482
     pdf         | plutof.ut.ee                          | no-pdf-link         | 685341
     pdf         | www.gbif.org                          | no-pdf-link         | 670905
     pdf         | dlc.library.columbia.edu              | no-pdf-link         | 508281
     pdf         | figshare.com                          | no-pdf-link         | 400501
     pdf         | onlinelibrary.wiley.com               | no-pdf-link         | 399187
     pdf         | watermark.silverchair.com             | terminal-bad-status | 357188
     pdf         | www.die-bonn.de                       | redirect-loop       | 352903
     pdf         | academic.oup.com                      | no-pdf-link         | 346828
     pdf         | iopscience.iop.org                    | terminal-bad-status | 345147
     pdf         | linkinghub.elsevier.com               | no-capture          | 328434
     pdf         | statisticaldatasets.data-planet.com   | no-pdf-link         | 312206
     pdf         | cyberleninka.ru                       | link-loop           | 309525
     pdf         | www.tandfonline.com                   | no-pdf-link         | 309146
     pdf         | dialnet.unirioja.es                   | terminal-bad-status | 307572
     pdf         | doi.pangaea.de                        | no-pdf-link         | 304924
     pdf         | journals.sagepub.com                  | no-pdf-link         | 285774
     pdf         | papers.ssrn.com                       | link-loop           | 282415
     pdf         | dialnet.unirioja.es                   | redirect-loop       | 274476
     pdf         | ieeexplore.ieee.org                   | link-loop           | 273607
     pdf         | catalog.paradisec.org.au              | redirect-loop       | 234653
     pdf         | www.plate-archive.org                 | no-pdf-link         | 209217
     pdf         | zenodo.org                            | no-pdf-link         | 200078
     pdf         | zenodo.org                            | no-capture          | 199025
     pdf         | spectradspace.lib.imperial.ac.uk:8443 | no-pdf-link         | 187084
     pdf         | digi.ub.uni-heidelberg.de             | no-pdf-link         | 187039
     pdf         | validate.perfdrive.com                | no-pdf-link         | 180191
    (30 rows)

Success by domain:

    SELECT ingest_type, domain, status, COUNT((ingest_type, domain, status))
    FROM (
        SELECT
            ingest_file_result.ingest_type as ingest_type,
            ingest_file_result.status,
            substring(ingest_file_result.terminal_url FROM '[^/]+://([^/]*)') AS domain
        FROM ingest_file_result
        LEFT JOIN ingest_request
            ON ingest_file_result.ingest_type = ingest_request.ingest_type
            AND ingest_file_result.base_url = ingest_request.base_url
    ) t1
    WHERE t1.domain != ''
        AND t1.status = 'success'
    GROUP BY ingest_type, domain, status
    ORDER BY COUNT DESC
    LIMIT 30;

     ingest_type |           domain           | status  |  count
    -------------+----------------------------+---------+---------
     pdf         | www.jstage.jst.go.jp       | success | 2244620
     pdf         | europepmc.org              | success | 1284770
     pdf         | link.springer.com          | success | 1017998
     pdf         | www.scielo.br              | success |  799577
     pdf         | arxiv.org                  | success |  592622
     pdf         | downloads.hindawi.com      | success |  527278
     pdf         | res.mdpi.com               | success |  501093
     pdf         | hal.archives-ouvertes.fr   | success |  447877
     pdf         | digital.library.unt.edu    | success |  404460
     pdf         | www.cambridge.org          | success |  394666
     pdf         | dergipark.org.tr           | success |  373706
     pdf         | journals.plos.org          | success |  296994
     pdf         | watermark.silverchair.com  | success |  275562
     pdf         | www.nature.com             | success |  263836
     pdf         | cds.cern.ch                | success |  223057
     pdf         | www.pnas.org               | success |  220488
     pdf         | s3-eu-west-1.amazonaws.com | success |  214558
     pdf         | www.jbc.org                | success |  205277
     pdf         | www.redalyc.org            | success |  193591
     pdf         | iopscience.iop.org         | success |  175796
     pdf         | apps.dtic.mil              | success |  170589
     pdf         | zenodo.org                 | success |  167812
     pdf         | peerj.com                  | success |  155620
     pdf         | www.biorxiv.org            | success |  149337
     pdf         | 210.101.116.28             | success |  145706
     pdf         | www.teses.usp.br           | success |  145438
     pdf         | absimage.aps.org           | success |  144400
     pdf         | hrcak.srce.hr              | success |  134669
     pdf         | www.erudit.org             | success |  131771
     pdf         | babel.hathitrust.org       | success |  130645
    (30 rows)


## Fatcat Files

Count of PDF files that GROBID processed and matched to a release (via
glutton), but no PDF in `fatcat_file`:

    SELECT COUNT(*) as total_count, COUNT(DISTINCT grobid.fatcat_release) as release_count
    FROM grobid
    LEFT JOIN fatcat_file ON grobid.sha1hex = fatcat_file.sha1hex
    WHERE fatcat_file.sha1hex IS NULL
      AND grobid.fatcat_release IS NOT NULL;

    => NOT RUN, fatcat_file table is way out of date