Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 43 (from laksa126)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa043.int.ahrefs:8124/' \
  -H 'Content-Type: text/plain' \
  -H 'X-ClickHouse-Database: crawler3' \
  -H 'Authorization: Basic YXBpOg==' \
  -d 'SELECT getAhrefsURLFromUnparsed(src_unparsed) AS found_url, ifNull(toUnixTimestamp(download_stamp), 0) AS crawl_time, ifNull(toUnixTimestamp(props_url_first_seen), 0) AS first_indexed_time, download_http_code AS http_code, src_unparsed AS src_unparsed, src_root_hash AS src_root_hash, history_drop_reason AS history_drop_reason, meta_title AS meta_title, meta_descriptions AS meta_descriptions, meta_canonical AS meta_canonical, ml_categories_json AS ml_categories_json, ml_types_json AS ml_types_json, ml_intent_types_json AS ml_intent_types_json, meta_language AS meta_language, attrs_author AS attrs_author, ifNull(toUnixTimestamp(attrs_publish_time), 0) AS attrs_publish_time, ifNull(toUnixTimestamp(attrs_original_publish_time), 0) AS attrs_original_publish_time, ifNull(attrs_is_republished, 0) AS attrs_is_republished, ifNull(attrs_nr_words, 0) AS attrs_nr_words, ifNull(attrs_boilerpipe_nr_words, 0) AS attrs_boilerpipe_nr_words, ifNull(body_ext_links_number, 0) AS body_ext_links_number, ifNull(body_int_links_number, 0) AS body_int_links_number, ifNull(meta_nofollow, 0) AS meta_nofollow, ifNull(meta_noarchive, 0) AS meta_noarchive, ifNull(props_was_rendered, 0) AS props_was_rendered, ifNull(src_redirect, \'\') AS src_redirect, ifNull(download_time_msec, 0) AS download_time_msec, ifNull(download_ttfb_msec, 0) AS download_ttfb_msec, ifNull(download_size, 0) AS download_size FROM crawler3.page_info_local FINAL PREWHERE int_partition_id = 40 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://kazuki-nagasawa.hatenablog.com/entry/memo_20151205_python_multiprocess_signal\')), getAhrefsUnparsedNoserviceFromURL(\'https://kazuki-nagasawa.hatenablog.com/entry/memo_20151205_python_multiprocess_signal\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/kazuki-nagasawa.hatenablog.com\/entry\/memo_20151205_python_multiprocess_signal","crawl_time":1755227203,"first_indexed_time":0,"http_code":200,"src_unparsed":"com,hatenablog!kazuki-nagasawa,\/entry\/memo_20151205_python_multiprocess_signal s443","src_root_hash":"14147412586147868043","history_drop_reason":null,"meta_title":"Python で Multi process (して、更に Signal で安全に終了させる) - 雑食性雑感雑記","meta_descriptions":["Python のマルチプロセス実装を試してみました。 合わせて、Signal で安全にプロセスを落とせるようにしてみました。"],"meta_canonical":null,"ml_categories_json":"","ml_types_json":"","ml_intent_types_json":"","meta_language":"ja","attrs_author":"Kazuki Nagasawa","attrs_publish_time":1449310617,"attrs_original_publish_time":1449310617,"attrs_is_republished":0,"attrs_nr_words":"1048","attrs_boilerpipe_nr_words":"1","body_ext_links_number":10,"body_int_links_number":131,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":955,"download_ttfb_msec":946,"download_size":13963}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	FAIL	`download_stamp > now() - 6 MONTH`	9.7 months ago
History drop	PASS	`isNull(history_drop_reason)`	No drop reason
Spam/ban	PASS	`fh_dont_index != 1 AND ml_spam_score = 0`	ml_spam_score=0
Canonical	PASS	`meta_canonical IS NULL OR = '' OR = src_unparsed`	Not set

Property	Value
URL	https://kazuki-nagasawa.hatenablog.com/entry/memo_20151205_python_multiprocess_signal
Last Crawled	2025-08-15 03:06:43 (9 months ago)
First Indexed	not set
HTTP Status Code	200
Content
Meta Title	Python で Multi process (して、更に Signal で安全に終了させる) - 雑食性雑感雑記
Meta Description	Python のマルチプロセス実装を試してみました。合わせて、Signal で安全にプロセスを落とせるようにしてみました。
Meta Canonical	null
Boilerpipe Text	heavy column, fetched on demand
Markdown	heavy column, fetched on demand
Readable Markdown	heavy column, fetched on demand
ML Classification
ML Categories	null
ML Page Types	null
ML Intent Types	null
Content Metadata
Language	ja
Author	Kazuki Nagasawa
Publish Time	2015-12-05 10:16:57 (10 years ago)
Original Publish Time	2015-12-05 10:16:57 (10 years ago)
Republished	No
Word Count (Total)	1,048
Word Count (Content)	1
Links
External Links	10
Internal Links	131
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	955
TTFB (ms)	946
Download Size (bytes)	13,963
Location
Host ID	43 (laksa043)
Partition ID	40
Root Hash	14147412586147868043
Unparsed URL	com,hatenablog!kazuki-nagasawa,/entry/memo_20151205_python_multiprocess_signal s443

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