Derailers
Derailers are devices that move the chain from one gear to another like a train being derailed onto a different track.
See Also
Spanish
Desviadores (m)
Derailers are devices that move the chain from one gear to another like a train being derailed onto a different track.
Desviadores (m)
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IP: 172.18.0.2
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X-ORIGINAL-URI: /wiki/index.php?direction=next&oldid=5291&title=Derailers
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X-FORWARDED-SSL: on
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CONNECTION: close
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(end headers)[session] SessionManager using store APCUBagOStuff[localisation] LocalisationCache using store LCStoreCDB[session] SessionBackend "de4v36l8l1k53f2tr2dj8ksn77bmveaa" is unsaved, marking dirty in constructor[session] SessionBackend "de4v36l8l1k53f2tr2dj8ksn77bmveaa" save: dataDirty=1 metaDirty=1 forcePersist=0[cookie] already deleted setcookie: "bikebike_mw__session", "", "1703704324", "/", "", "1", "1", ""[cookie] already deleted setcookie: "bikebike_mw_UserID", "", "1703704324", "/", "", "1", "1", ""[cookie] already deleted setcookie: "bikebike_mw_Token", "", "1703704324", "/", "", "1", "1", ""[cookie] already deleted setcookie: "forceHTTPS", "", "1703704324", "/", "", "", "1", ""[session] SessionBackend "de4v36l8l1k53f2tr2dj8ksn77bmveaa" data dirty due to dirty(): MediaWiki\Session\SessionManager->getSessionForRequest/MediaWiki\Session\SessionManager->getInitialSession/MediaWiki\Session\Session->getToken/MediaWiki\Session\Session->set/MediaWiki\Session\SessionBackend->dirty[session] SessionBackend "de4v36l8l1k53f2tr2dj8ksn77bmveaa" save: dataDirty=1 metaDirty=0 forcePersist=0[DBQuery] Wikimedia\Rdbms\DatabaseMysqlBase::open [0s] database_staging: SET group_concat_max_len = 262144, `sql_mode` = ''[DBReplication] Wikimedia\Rdbms\LBFactory::getChronologyProtector: request info {
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}[DBReplication] ChronologyProtector using store APCUBagOStuff[DBReplication] ChronologyProtector fetching positions for 00aba87f0d2b34d22fa7da60bd405aff[DBReplication] Wikimedia\Rdbms\ChronologyProtector::applySessionReplicationPosition: DEFAULT (database_staging) has no position[DBConnection] Wikimedia\Rdbms\LoadBalancer::lazyLoadReplicationPositions: executed chronology callback.[DBConnection] Wikimedia\Rdbms\LoadBalancer::getLocalConnection: opened new connection for local/0[DBQuery] Wikimedia\Rdbms\Database::beginIfImplied (MediaWiki\Revision\RevisionStore::fetchRevisionRowFromConds) [0s] database_staging: BEGIN[DBQuery] MediaWiki\Revision\RevisionStore::fetchRevisionRowFromConds [0s] database_staging: SELECT rev_id,rev_page,rev_timestamp,rev_minor_edit,rev_deleted,rev_len,rev_parent_id,rev_sha1,comment_rev_comment.comment_text AS `rev_comment_text`,comment_rev_comment.comment_data AS `rev_comment_data`,comment_rev_comment.comment_id AS `rev_comment_cid`,actor_rev_user.actor_user AS `rev_user`,actor_rev_user.actor_name AS `rev_user_text`,rev_actor,page_namespace,page_title,page_id,page_latest,page_is_redirect,page_len,user_name FROM `mw_revision` JOIN `mw_revision_comment_temp` `temp_rev_comment` ON ((temp_rev_comment.revcomment_rev = rev_id)) JOIN `mw_comment` `comment_rev_comment` ON ((comment_rev_comment.comment_id = temp_rev_comment.revcomment_comment_id)) JOIN `mw_actor` `actor_rev_user` ON ((actor_rev_user.actor_id = rev_actor)) JOIN `mw_page` ON ((page_id = rev_page)) LEFT JOIN `mw_user` ON ((actor_rev_user.actor_user != 0) AND (user_id = actor_rev_user.actor_user)) WHERE rev_id = 5291 LIMIT 1[SQLBagOStuff] MainObjectStash using store ReplicatedBagOStuff[DBConnection] Wikimedia\Rdbms\LoadBalancer::getLocalConnection: reused a connection for local/0[DBQuery] WikiPage::pageData [0s] database_staging: SELECT page_id,page_namespace,page_title,page_is_redirect,page_is_new,page_random,page_touched,page_links_updated,page_latest,page_len,page_content_model FROM `mw_page` WHERE page_namespace = 0 AND page_title = 'Derailers' LIMIT 1[ContentHandler] Registered handler for wikitext: WikitextContentHandler[DBConnection] Wikimedia\Rdbms\LoadBalancer::getLocalConnection: reused a connection for local/0[DBQuery] MediaWiki\Revision\RevisionStore::fetchRevisionRowFromConds [0s] database_staging: SELECT rev_id,rev_page,rev_timestamp,rev_minor_edit,rev_deleted,rev_len,rev_parent_id,rev_sha1,comment_rev_comment.comment_text AS `rev_comment_text`,comment_rev_comment.comment_data AS `rev_comment_data`,comment_rev_comment.comment_id AS `rev_comment_cid`,actor_rev_user.actor_user AS `rev_user`,actor_rev_user.actor_name AS `rev_user_text`,rev_actor,page_namespace,page_title,page_id,page_latest,page_is_redirect,page_len,user_name FROM `mw_revision` JOIN `mw_revision_comment_temp` `temp_rev_comment` ON ((temp_rev_comment.revcomment_rev = rev_id)) JOIN `mw_comment` `comment_rev_comment` ON ((comment_rev_comment.comment_id = temp_rev_comment.revcomment_comment_id)) JOIN `mw_actor` `actor_rev_user` ON ((actor_rev_user.actor_id = rev_actor)) JOIN `mw_page` ON ((page_id = rev_page)) LEFT JOIN `mw_user` ON ((actor_rev_user.actor_user != 0) AND (user_id = actor_rev_user.actor_user)) WHERE rev_id = 5291 LIMIT 1[DBConnection] Wikimedia\Rdbms\LoadBalancer::getLocalConnection: reused a connection for local/0[DBQuery] MediaWiki\Revision\RevisionStore::getRelativeRevision [0.001s] database_staging: SELECT rev_id FROM `mw_revision` IGNORE INDEX (rev_timestamp) WHERE rev_page = 2358 AND (rev_timestamp > '20071130175702' OR (rev_timestamp = '20071130175702' AND rev_id > 5291 )) ORDER BY rev_timestamp ASC,rev_id ASC LIMIT 1[DBConnection] Wikimedia\Rdbms\LoadBalancer::getLocalConnection: reused a connection for local/0[DBQuery] MediaWiki\Revision\RevisionStore::fetchRevisionRowFromConds [0s] database_staging: SELECT 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MessageCache::loadUnguarded: Loading en... got from local cacheParserFactory: using default preprocessorContextSource::getContext (MediaWiki\Skins\Vector\SkinVector22): called and $context is null. Using RequestContext::getMain()[ParserCache] Creating ParserCache instance for pcache[ParserCache] Creating RevisionOutputCache instance for rcache[DBConnection] Wikimedia\Rdbms\LoadBalancer::getLocalConnection: reused a connection for local/0[DBQuery] MediaWiki\Revision\RevisionStore::fetchRevisionRowFromConds [0s] database_staging: SELECT rev_id,rev_page,rev_timestamp,rev_minor_edit,rev_deleted,rev_len,rev_parent_id,rev_sha1,comment_rev_comment.comment_text AS `rev_comment_text`,comment_rev_comment.comment_data AS `rev_comment_data`,comment_rev_comment.comment_id AS `rev_comment_cid`,actor_rev_user.actor_user AS `rev_user`,actor_rev_user.actor_name AS `rev_user_text`,rev_actor,page_namespace,page_title,page_id,page_latest,page_is_redirect,page_len,user_name FROM `mw_revision` JOIN `mw_revision_comment_temp` `temp_rev_comment` ON ((temp_rev_comment.revcomment_rev = rev_id)) JOIN `mw_comment` `comment_rev_comment` ON ((comment_rev_comment.comment_id = temp_rev_comment.revcomment_comment_id)) JOIN `mw_actor` `actor_rev_user` ON ((actor_rev_user.actor_id = rev_actor)) JOIN `mw_page` ON ((page_id = rev_page)) LEFT JOIN `mw_user` ON ((actor_rev_user.actor_user != 0) AND (user_id = actor_rev_user.actor_user)) WHERE rev_id = 5311 LIMIT 1Unstubbing $wgLang on call of $wgLang::getDatePreferenceMigrationMap from Language->internalUserTimeAndDate[DBConnection] Wikimedia\Rdbms\LoadBalancer::getLocalConnection: reused a connection for local/0[DBQuery] MediaWiki\Page\PageStore::getPageByNameViaLinkCache [0s] database_staging: SELECT page_id,page_namespace,page_title,page_is_redirect,page_is_new,page_touched,page_links_updated,page_latest,page_len,page_content_model FROM `mw_page` WHERE page_namespace = 2 AND page_title = 'Jonathan' LIMIT 1[DBConnection] Wikimedia\Rdbms\LoadBalancer::getLocalConnection: reused a connection for local/0[DBQuery] MediaWiki\Page\PageStore::getPageByNameViaLinkCache [0s] database_staging: SELECT 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`rev_comment_data`,comment_rev_comment.comment_id AS `rev_comment_cid`,actor_rev_user.actor_user AS `rev_user`,actor_rev_user.actor_name AS `rev_user_text`,rev_actor,page_namespace,page_title,page_id,page_latest,page_is_redirect,page_len,user_name FROM `mw_revision` JOIN `mw_revision_comment_temp` `temp_rev_comment` ON ((temp_rev_comment.revcomment_rev = rev_id)) JOIN `mw_comment` `comment_rev_comment` ON ((comment_rev_comment.comment_id = temp_rev_comment.revcomment_comment_id)) JOIN `mw_actor` `actor_rev_user` ON ((actor_rev_user.actor_id = rev_actor)) JOIN `mw_page` ON ((page_id = rev_page)) LEFT JOIN `mw_user` ON ((actor_rev_user.actor_user != 0) AND (user_id = actor_rev_user.actor_user)) WHERE rev_id = 5291 LIMIT 1Article::generateContentOutput: doing uncached parse[DBConnection] Wikimedia\Rdbms\LoadBalancer::getLocalConnection: reused a connection for local/0[DBQuery] MediaWiki\Revision\RevisionStore::loadSlotRecordsFromDb [0s] database_staging: SELECT slot_revision_id,slot_content_id,slot_origin,slot_role_id,content_size,content_sha1,content_address,content_model FROM `mw_slots` JOIN `mw_content` ON ((slot_content_id = content_id)) WHERE slot_revision_id = 5311File::transform: Doing stat for mwstore://local-backend/local-thumb/5/51/Train_track_switch.jpg/300px-Train_track_switch.jpgTransformationalImageHandler::doTransform: creating 300x266 thumbnail at mwstore://local-backend/local-thumb/5/51/Train_track_switch.jpg/300px-Train_track_switch.jpg using scaler imTransformationalImageHandler::doTransform: Transforming later per flags.File::transform: Doing stat for mwstore://local-backend/local-thumb/5/51/Train_track_switch.jpg/450px-Train_track_switch.jpgTransformationalImageHandler::doTransform: creating 450x399 thumbnail at mwstore://local-backend/local-thumb/5/51/Train_track_switch.jpg/450px-Train_track_switch.jpg using scaler imTransformationalImageHandler::doTransform: Transforming later per flags.File::transform: Doing stat for mwstore://local-backend/local-thumb/5/51/Train_track_switch.jpg/478px-Train_track_switch.jpg[FileOperation] FileBackendStore::ingestFreshFileStats: File mwstore://local-backend/local-thumb/5/51/Train_track_switch.jpg/478px-Train_track_switch.jpg does not existTransformationalImageHandler::doTransform: creating 478x424 thumbnail at /tmp/transform_47bcd8a6d9f8.jpg using scaler imTransformationalImageHandler::doTransform: returning unscaled imageFile::transform: Doing stat for mwstore://local-backend/local-thumb/f/ff/Fder.jpg/300px-Fder.jpgTransformationalImageHandler::doTransform: creating 300x271 thumbnail at mwstore://local-backend/local-thumb/f/ff/Fder.jpg/300px-Fder.jpg using scaler imTransformationalImageHandler::doTransform: Transforming later per flags.File::transform: Doing stat for mwstore://local-backend/local-thumb/f/ff/Fder.jpg/450px-Fder.jpgTransformationalImageHandler::doTransform: creating 450x406 thumbnail at mwstore://local-backend/local-thumb/f/ff/Fder.jpg/450px-Fder.jpg using scaler imTransformationalImageHandler::doTransform: Transforming later per flags.File::transform: Doing stat for mwstore://local-backend/local-thumb/f/ff/Fder.jpg/600px-Fder.jpgTransformationalImageHandler::doTransform: creating 600x542 thumbnail at mwstore://local-backend/local-thumb/f/ff/Fder.jpg/600px-Fder.jpg using scaler imTransformationalImageHandler::doTransform: Transforming later per flags.File::transform: Doing stat for mwstore://local-backend/local-thumb/2/2d/Rderfront.jpg/300px-Rderfront.jpgTransformationalImageHandler::doTransform: creating 300x340 thumbnail at mwstore://local-backend/local-thumb/2/2d/Rderfront.jpg/300px-Rderfront.jpg using scaler imTransformationalImageHandler::doTransform: Transforming later per flags.File::transform: Doing stat for mwstore://local-backend/local-thumb/2/2d/Rderfront.jpg/450px-Rderfront.jpgTransformationalImageHandler::doTransform: creating 450x510 thumbnail at mwstore://local-backend/local-thumb/2/2d/Rderfront.jpg/450px-Rderfront.jpg using scaler imTransformationalImageHandler::doTransform: Transforming later per flags.File::transform: Doing stat for mwstore://local-backend/local-thumb/2/2d/Rderfront.jpg/600px-Rderfront.jpgTransformationalImageHandler::doTransform: creating 600x681 thumbnail at mwstore://local-backend/local-thumb/2/2d/Rderfront.jpg/600px-Rderfront.jpg using scaler imTransformationalImageHandler::doTransform: Transforming later per flags.[DBConnection] Wikimedia\Rdbms\LoadBalancer::getLocalConnection: reused a connection for local/0[DBQuery] LinkHolderArray::replaceInternal [0s] database_staging: SELECT page_id,page_namespace,page_title,page_is_redirect,page_is_new,page_latest,page_touched,page_len,page_content_model FROM `mw_page` WHERE ((page_namespace = 0 AND page_title IN ('Front_Derailers','Rear_Derailers') ))[DBConnection] Wikimedia\Rdbms\LoadBalancer::getLocalConnection: reused a connection for local/0[DBQuery] OutputPage::addCategoryLinksToLBAndGetResult [0s] database_staging: SELECT page_id,page_namespace,page_title,page_is_redirect,page_is_new,page_latest,page_touched,page_len,page_content_model,pp_value FROM `mw_page` LEFT JOIN `mw_page_props` ON (pp_propname = 'hiddencat' AND (pp_page = page_id)) WHERE ((page_namespace = 14 AND page_title = 'Bicycle_Parts'))[DBQuery] MediaWiki::preOutputCommit [0s] database_staging: COMMITMediaWiki::preOutputCommit: primary transaction round committed[DeferredUpdates] DeferredUpdates::run: started MWCallableUpdate_WikiPage->doViewUpdates #693[DeferredUpdates] DeferredUpdates::run: ended MWCallableUpdate_WikiPage->doViewUpdates #693, processing time: 7.7009201049805E-5MediaWiki::preOutputCommit: pre-send deferred updates completedMediaWiki::preOutputCommit: session changes committed[DBReplication] Wikimedia\Rdbms\ChronologyProtector::persistSessionReplicationPositions: no primary positions/timestamps to save[DBReplication] Wikimedia\Rdbms\LBFactory::shutdown: finished ChronologyProtector shutdown[DBReplication] LBFactory shutdown completedOutputPage::haveCacheVaryCookies: no cache-varying cookies found[DBConnection] Wikimedia\Rdbms\LoadBalancer::getLocalConnection: reused a connection for local/0[DBQuery] Wikimedia\Rdbms\Database::beginIfImplied (LinkBatch::doQuery (for Skin::preloadExistence)) [0s] database_staging: BEGIN[DBQuery] LinkBatch::doQuery (for Skin::preloadExistence) [0s] database_staging: SELECT page_id,page_namespace,page_title,page_is_redirect,page_is_new,page_latest,page_touched,page_len,page_content_model FROM `mw_page` WHERE (page_namespace = 1 AND page_title = 'Derailers')[DBConnection] Wikimedia\Rdbms\LoadBalancer::getLocalConnection: reused a connection for local/0[DBQuery] MediaWiki\User\TalkPageNotificationManager::dbCheckNewUserMessages [0s] database_staging: SELECT user_ip FROM `mw_user_newtalk` WHERE user_ip = '172.18.0.2' LIMIT 1[gitinfo] Candidate cacheFile=/var/www/html/w/gitinfo.json for /var/www/html/w[gitinfo] Cache incomplete for /var/www/html/w