29 October 2026
How to analyze log files with jetoctopus Quick answer: how to analyze log files with jetoctopus starts with the log format, then a clear question: crawling, indexing, SEO impact, or bot verification. Use Jetoctopus to tu…
@LogfileRoundup
25 October 2026
5 ошибок в логах, из-за которых кампания выглядит хуже, чем есть 1. 🔗 Pick of the week: Google Ads Help — полезно, когда нужно быстро отделить сбой трекинга от реальной просадки. Ищите разрывы между кликом, загрузкой стр…
@LogfileRoundup
22 October 2026
Playbook: watch crawl behavior after a launch or migration A monitoring routine assembled from migration veterans. → Google's site-move doc — expect a crawl spike on new URLs, then decay. Takeaway: baseline your pre-laun…
@LogfileRoundup
18 October 2026
Playbook: catch redirect chains crawlers suffer through Logs show the hops Search Console summarizes away. → Google's redirect-handling doc — Googlebot follows up to ~10 hops, but each wastes budget. Takeaway: any 301→30…
@LogfileRoundup
11 October 2026
Логи, по которым быстро находят дырки в трафике и воронке 1. 🔗 Google Analytics Help — хороший старт, если нужно понять, где теряется путь пользователя: от входа до конверсии. Takeaway: сначала проверьте разрыв между сес…
@LogfileRoundup
08 October 2026
5 ошибок при работе с логами, которые крадут время и трафик 1. 🔗 Pick of the week: Splunk Docs — хорошая карта для настройки поиска по логам и полям. Вывод: сначала нормализуйте события, потом уже стройте отчёты. 2. → El…
@LogfileRoundup
04 October 2026
Playbook: triage 404s Googlebot actually requests Four sources for fixing the 404s that matter, ignoring the noise. → Google's "are 404s bad" doc — most are harmless; ignore them by default. Takeaway: only act on 404s wi…
@LogfileRoundup
30 September 2026
Playbook: join logs to a crawl for orphan + waste detection The cross-reference that exposes what crawlers see but you forgot about. → Screaming Frog's log-file analyzer import flow — drop logs + a crawl, it diffs them. …
@LogfileRoundup
29 September 2026
Логи без шума: 5 вещей, которые надо проверять перед любым разбором 1. 🔗 Pick of the week: формат записи. Смотри, есть ли timestamp, событие и источник — без этого лог превращается в набор строк. Вывод: сначала пойми стр…
@LogfileRoundup
28 September 2026
Playbook: actually get the log files (the boring step) Where logs hide and how to pull them, per platform docs. → Nginx access_log docs — confirm the format directive before you parse anything. Takeaway: a custom log_for…
@LogfileRoundup
27 September 2026
👉 По @CrawlBudgetMyths стоит подписаться на crawl budget myths — годный канал.…
@LogfileRoundup
26 September 2026
Playbook: hunt fake Googlebot in your logs A repeatable scrub, credited to the people who published the methods. → DeviceAtlas / Distil-era write-ups — fake bots cluster on odd ASNs, never Google's. Takeaway: join bot IP…
@LogfileRoundup
25 September 2026
Playbook: classify every bot in your logs Building a clean bot/human/fake-bot split, from sources that maintain the lists. → The ua-parser regexes (BrowserStack-maintained) — battle-tested user-agent patterns. Takeaway: …
@LogfileRoundup
24 September 2026
Playbook: measure crawl frequency per site section Four sources for answering "how often does Google hit my product pages vs blog?" → OnCrawl's crawl-frequency segmentation — map URL prefixes to sections, then count bot …
@LogfileRoundup
23 September 2026
Playbook: sample logs without lying to yourself When full logs won't fit in memory, these sources keep the math honest. → Google's own "sample your logs" guidance — for big sites, a representative slice beats a truncated…
@LogfileRoundup
22 September 2026
Default Combined log format vs a custom one Before you analyze, decide what you log. The choice shapes every later query. → Combined Log Format — the Apache/Nginx default. Universal, every tool parses it, but it omits re…
@LogfileRoundup
21 September 2026
Playbook: stand up a BigQuery log pipeline Four references for moving from grep-on-a-box to queryable logs. → Google Cloud's log sink docs — route Cloud Logging straight to a BigQuery dataset with a single sink. Takeaway…
@LogfileRoundup
21 September 2026
Crawl frequency: server logs vs GSC Crawl Stats Both claim to tell you how often Google crawls. They disagree, and the gap is the point. → GSC Crawl Stats — Google's own aggregate: total requests, average response time, …
@LogfileRoundup
20 September 2026
Mistake: trusting X-Forwarded-For for bot verification Client-supplied forwarding headers are spoofable, so verifying Googlebot off them lets fakes in. Sources: → OWASP / MDN on X-Forwarded-For — Anyone can set the heade…
@LogfileRoundup
20 September 2026
Playbook: mine status codes from raw access logs The grep/awk recipes worth keeping in a snippets file, credited to their authors. → Julia Evans' (b0rk) log one-liners — awk '{print $9}' access.log | sort | uniq -c | sor…
@LogfileRoundup
19 September 2026
Checklist: find crawl-budget waste in 20 minutes A tight sequence pulled from the people who do this for a living. → OnCrawl's log methodology — bucket Googlebot hits by URL pattern, then sort by hit count. Takeaway: the…
@LogfileRoundup
19 September 2026
Mistake: logrotate eats the data you were about to analyze Default rotation discards old logs before you've sampled a full crawl cycle. Sources: → logrotate man page — rotate 4 + weekly = only ~4 weeks retained, and crea…
@LogfileRoundup
18 September 2026
Playbook: verify a Googlebot hit is really Googlebot Four sources that turn "is this real?" into a repeatable check. → Google Search Central docs — the canonical reverse-then-forward DNS method. Takeaway: host 66.249.66.…
@LogfileRoundup
18 September 2026
Case studies: image and video crawl, logged Googlebot-Image is a separate line in your log. → Retailer image-crawl audit (Lumar) — found Googlebot-Image accounted for 41% of all bot requests, hammering 1.5MB uncompressed…
@LogfileRoundup
17 September 2026
Case studies: logs during a site migration What the access log caught that nobody else did. → Builtvisible replatform audit — watched Googlebot's 301 hits post-launch; discovered the bot still requesting 88k old URLs aft…
@LogfileRoundup
17 September 2026
Counting crawl hits: wc -l vs sort | uniq -c The humblest comparison, and people still pick the wrong one. Credit to the coreutils manual. 🔗 wc -l — answers one thing: how many lines total. Great for "how many Googlebot …
@LogfileRoundup
16 September 2026
Visualizing crawl patterns: lightweight options You don't need a full ELK stack to see crawl trends. References from quick to heavy. → GoAccess (covered before) for instant HTML — the no-setup option. Takeaway: start her…
@LogfileRoundup
15 September 2026
Nightly cron report vs real-time crawl alert How should crawl monitoring reach you? Two delivery models, each with a sweet spot. 🔗 Nightly cron job — a scheduled awk/SQL run that emails "top crawled URLs, bot ratio, new …
@LogfileRoundup
15 September 2026
Knowing your log format before you parse Garbage parsing comes from guessing the format. Four references that decode what each field actually is. → Apache's mod_log_config docs — every % directive, so Combined vs Common …
@LogfileRoundup
14 September 2026
Kibana vs Grafana for log dashboards Two dashboarding giants, different center of gravity. Where each fits log work. → Kibana — built for Elasticsearch, so full-text log search and ad-hoc field exploration ("show me ever…
@LogfileRoundup
