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Gregory Chanan commented on HBASE-5843: --------------------------------------- I don't know. You'd have to split the logs and replay them, which should be similar performance whether there is 1 or 2 WALs? > Improve HBase MTTR - Mean Time To Recover > ----------------------------------------- > > Key: HBASE-5843 > URL: https://issues.apache.org/jira/browse/HBASE-5843 > Project: HBase > Issue Type: Umbrella > Affects Versions: 0.96.0 > Reporter: nkeywal > Assignee: nkeywal > > A part of the approach is described here: > https://docs.google.com/document/d/1z03xRoZrIJmg7jsWuyKYl6zNournF_7ZHzdi0qz_B4c/edit > The ideal target is: > - failure impact client applications only by an added delay to execute a > query, whatever the failure. > - this delay is always inferior to 1 second. > We're not going to achieve that immediately... > Priority will be given to the most frequent issues. > Short term: > - software crash > - standard administrative tasks as stop/start of a cluster. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira