3 ms·
There's a lot going on here, but the summary is: "What Mongo actually does is allow stale reads: it is possible to execute a WriteConcern=MAJORITY write of a ne
by dantiberian 12y ago
There's a lot going on here, but the summary is: "What Mongo actually does is allow stale reads: it is possible to execute a WriteConcern=MAJORITY write of a new value, wait for it to return successfully, perform a read with ReadPreference=PRIMARY, and not see the value you just wrote."
https://jira.mongodb.org/browse/SERVER-17975?focusedCommentId=892980&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-892980 https://jira.mongodb.org/browse/SERVER-17975?focusedCommentI...