Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 46 (from laksa118)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa046.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 = 26 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.cnblogs.com/gzyatcnblogs/articles/18106217\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.cnblogs.com/gzyatcnblogs/articles/18106217\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.cnblogs.com\/gzyatcnblogs\/articles\/18106217","crawl_time":1770940240,"first_indexed_time":1711962809,"http_code":200,"src_unparsed":"com,cnblogs!www,\/gzyatcnblogs\/articles\/18106217 s443","src_root_hash":"10938660598884985246","history_drop_reason":null,"meta_title":"简明Pytorch分布式训练 — DistributedDataParallel 实践 - Milkha - 博客园","meta_descriptions":["上一次的Pytorch单机多卡训练主要介绍了Pytorch里分布式训练的基本原理，DP和DDP的大致过程，以及二者的区别，并分别写了一个小样作为参考。小样毕竟还是忽略了很多细节和工程实践时的一些处理方式的。实践出真知，今天（简单）写一个实际可用的 DDP 训练中样，检验一下自己对 DDP 的了解程度"],"meta_canonical":null,"ml_categories_json":"","ml_types_json":"","ml_intent_types_json":"","meta_language":"zh-cn","attrs_author":null,"attrs_publish_time":0,"attrs_original_publish_time":1711962809,"attrs_is_republished":0,"attrs_nr_words":"1215","attrs_boilerpipe_nr_words":"1149","body_ext_links_number":12,"body_int_links_number":30,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":1407,"download_ttfb_msec":1332,"download_size":13852}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	3.7 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://www.cnblogs.com/gzyatcnblogs/articles/18106217
Last Crawled	2026-02-12 23:50:40 (3 months ago)
First Indexed	2024-04-01 09:13:29 (2 years ago)
HTTP Status Code	200
Content
Meta Title	简明Pytorch分布式训练 — DistributedDataParallel 实践 - Milkha - 博客园
Meta Description	上一次的Pytorch单机多卡训练主要介绍了Pytorch里分布式训练的基本原理，DP和DDP的大致过程，以及二者的区别，并分别写了一个小样作为参考。小样毕竟还是忽略了很多细节和工程实践时的一些处理方式的。实践出真知，今天（简单）写一个实际可用的 DDP 训练中样，检验一下自己对 DDP 的了解程度
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	zh-cn
Author	null
Publish Time	not set
Original Publish Time	2024-04-01 09:13:29 (2 years ago)
Republished	No
Word Count (Total)	1,215
Word Count (Content)	1,149
Links
External Links	12
Internal Links	30
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	1,407
TTFB (ms)	1,332
Download Size (bytes)	13,852
Location
Host ID	46 (laksa046)
Partition ID	26
Root Hash	10938660598884985246
Unparsed URL	com,cnblogs!www,/gzyatcnblogs/articles/18106217 s443

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1. Shard Calculation

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