sergey-safarov opened a new issue #1119: Could not open shard URL: https://github.com/apache/couchdb/issues/1119 ## Expected Behavior CouchDB must open shards without any error. ## Current Behavior When replicated database from other server to standalone CouchDB time to time i see errors like this ``` Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [notice] 2018-01-15T10:34:47.577647Z [email protected] <0.25708.3> -------- 10.0.9.10 - - GET / 200 Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [notice] 2018-01-15T10:34:47.880163Z [email protected] <0.25433.3> -------- Retrying GET request to http://10.0.9.9:5984/account%2f51%2fb3%2fd5b4883ebe3261b1250e401deca0/ in 4.0 seconds due to error {code,500} Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [error] 2018-01-15T10:34:47.893174Z [email protected] <0.25726.3> -------- Could not open file ./data/shards/00000000-1fffffff/account/51/b3/d5b4883ebe3261b1250e401deca0.1516012479.couch: no such file or directory Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [info] 2018-01-15T10:34:47.893399Z [email protected] <0.206.0> -------- open_result error {not_found,no_db_file} for shards/00000000-1fffffff/account/51/b3/d5b4883ebe3261b1250e401deca0.1516012479 Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [error] 2018-01-15T10:34:47.894595Z [email protected] <0.25730.3> -------- Could not open file ./data/shards/20000000-3fffffff/account/51/b3/d5b4883ebe3261b1250e401deca0.1516012479.couch: no such file or directory Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [info] 2018-01-15T10:34:47.895033Z [email protected] <0.206.0> -------- open_result error {not_found,no_db_file} for shards/20000000-3fffffff/account/51/b3/d5b4883ebe3261b1250e401deca0.1516012479 Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [error] 2018-01-15T10:34:47.895562Z [email protected] <0.25734.3> -------- Could not open file ./data/shards/40000000-5fffffff/account/51/b3/d5b4883ebe3261b1250e401deca0.1516012479.couch: no such file or directory Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [info] 2018-01-15T10:34:47.895868Z [email protected] <0.206.0> -------- open_result error {not_found,no_db_file} for shards/40000000-5fffffff/account/51/b3/d5b4883ebe3261b1250e401deca0.1516012479 Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [error] 2018-01-15T10:34:47.896352Z [email protected] <0.25738.3> -------- Could not open file ./data/shards/60000000-7fffffff/account/51/b3/d5b4883ebe3261b1250e401deca0.1516012479.couch: no such file or directory Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [info] 2018-01-15T10:34:47.896630Z [email protected] <0.206.0> -------- open_result error {not_found,no_db_file} for shards/60000000-7fffffff/account/51/b3/d5b4883ebe3261b1250e401deca0.1516012479 Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [error] 2018-01-15T10:34:47.897154Z [email protected] <0.25742.3> -------- Could not open file ./data/shards/80000000-9fffffff/account/51/b3/d5b4883ebe3261b1250e401deca0.1516012479.couch: no such file or directory Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [info] 2018-01-15T10:34:47.897454Z [email protected] <0.206.0> -------- open_result error {not_found,no_db_file} for shards/80000000-9fffffff/account/51/b3/d5b4883ebe3261b1250e401deca0.1516012479 Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [error] 2018-01-15T10:34:47.897923Z [email protected] <0.25746.3> -------- Could not open file ./data/shards/a0000000-bfffffff/account/51/b3/d5b4883ebe3261b1250e401deca0.1516012479.couch: no such file or directory Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [info] 2018-01-15T10:34:47.898239Z [email protected] <0.206.0> -------- open_result error {not_found,no_db_file} for shards/a0000000-bfffffff/account/51/b3/d5b4883ebe3261b1250e401deca0.1516012479 Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [error] 2018-01-15T10:34:47.898754Z [email protected] <0.25750.3> -------- Could not open file ./data/shards/c0000000-dfffffff/account/51/b3/d5b4883ebe3261b1250e401deca0.1516012479.couch: no such file or directory Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [info] 2018-01-15T10:34:47.899083Z [email protected] <0.206.0> -------- open_result error {not_found,no_db_file} for shards/c0000000-dfffffff/account/51/b3/d5b4883ebe3261b1250e401deca0.1516012479 Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [error] 2018-01-15T10:34:47.899571Z [email protected] <0.25754.3> -------- Could not open file ./data/shards/e0000000-ffffffff/account/51/b3/d5b4883ebe3261b1250e401deca0.1516012479.couch: no such file or directory Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [info] 2018-01-15T10:34:47.899888Z [email protected] <0.206.0> -------- open_result error {not_found,no_db_file} for shards/e0000000-ffffffff/account/51/b3/d5b4883ebe3261b1250e401deca0.1516012479 Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [error] 2018-01-15T10:34:47.900597Z [email protected] <0.25433.3> -------- Replicator, request GET to "http://10.0.9.9:5984/account%2f51%2fb3%2fd5b4883ebe3261b1250e401deca0/"; failed due to error {code,500} Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [error] 2018-01-15T10:34:47.900935Z [email protected] <0.25433.3> -------- exit:{http_error_code,500,<<"GET http://10.0.9.9:5984/account%2f51%2fb3%2fd5b4883ebe3261b1250e401deca0/";>>}: Replication 77d0d1cc310aa875647f25011de294cf+create_target failed to start "http://217.12.247.210:5984/account%2f51%2fb3%2fd5b4883ebe3261b1250e401deca0/"; -> "http://10.0.9.9:5984/account%2f51%2fb3%2fd5b4883ebe3261b1250e401deca0/"; doc null:null stack:[{couch_replicator_api_wrap,db_open,3,[{file,"src/couch_replicator_api_wrap.erl"},{line,119}]},{couch_replicator_scheduler_job,init_state,1,[{file,"src/couch_replicator_scheduler_job.erl"},{line,590}]}] Jan 15 10:34:47 node0.docker.rcsnet.ru sh[1690]: [error] 2018-01-15T10:34:47.901167Z [email protected] <0.357.0> -------- couch_replicator_scheduler : Transient job {"77d0d1cc310aa875647f25011de294cf","+create_target"} failed, removing. Error: <<"{http_error_code,500,\n <<\"GET http://10.0.9.9:5984/account%2f51%2fb3%2fd5b4883ebe3261b1250e401deca0/\";>>}">> Jan 15 10:34:48 node0.docker.rcsnet.ru sh[1690]: [notice] 2018-01-15T10:34:48.682942Z [email protected] <0.25757.3> 8f8d36eae3 undefined 10.0.9.10 undefined GET / 200 ok 0 Jan 15 10:34:49 node0.docker.rcsnet.ru sh[1690]: [notice] 2018-01-15T10:34:49.578731Z [email protected] <0.25774.3> -------- 10.0.9.10 - - GET / 200 ``` ## Possible Solution Not sure but this may by thread sync issue. Similar error is described here for other erlang program. [link 1](https://github.com/2600hz/kazoo/pull/3809) [link2](https://2600hz.atlassian.net/browse/KAZOO-5354) ## Steps to Reproduce (for bugs) 1. start docker container 2. start replication about 1500 databases (total 25 Gb) from other server. ## Context I want migrate date from other CouchDB server. ## Your Environment * Version used: [docker image](https://hub.docker.com/r/apache/couchdb/) tag 2.1.1 * Browser Name and version: Google Chrome 63.0.3239.132 (Official Build) (64-bit) * Operating System and version (desktop or mobile): Fedora 27 + Docker 17.12.0-ce * Link to your project: none
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