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Takanobu Asanuma commented on HDFS-10826: ----------------------------------------- Thank you for committing, [~jingzhao]! Thank you for reviewing, [~ajisakaa] and [~jojochuang]! > Correctly report missing EC blocks in FSCK > ------------------------------------------ > > Key: HDFS-10826 > URL: https://issues.apache.org/jira/browse/HDFS-10826 > Project: Hadoop HDFS > Issue Type: Sub-task > Components: erasure-coding > Reporter: Takanobu Asanuma > Assignee: Takanobu Asanuma > Attachments: HDFS-10826.2.patch, HDFS-10826.3.patch, > HDFS-10826.4.patch, HDFS-10826.5.patch, HDFS-10826.WIP.1.patch > > > For RS-6-3, when there is one ec block group and > 1) 0~3 out of 9 internal blocks are missing, the result of fsck is HEALTY. > 2) 4~8 out of 9 internal blocks are missing, the result of fsck is HEALTY. > {noformat} > Erasure Coded Block Groups: > Total size: 536870912 B > Total files: 1 > Total block groups (validated): 1 (avg. block group size 536870912 B) > ******************************** > UNRECOVERABLE BLOCK GROUPS: 1 (100.0 %) > ******************************** > Minimally erasure-coded block groups: 0 (0.0 %) > Over-erasure-coded block groups: 0 (0.0 %) > Under-erasure-coded block groups: 1 (100.0 %) > Unsatisfactory placement block groups: 0 (0.0 %) > Default ecPolicy: RS-DEFAULT-6-3-64k > Average block group size: 5.0 > Missing block groups: 0 > Corrupt block groups: 0 > Missing internal blocks: 4 (44.444443 %) > FSCK ended at Wed Aug 31 13:42:05 JST 2016 in 4 milliseconds > The filesystem under path '/' is HEALTHY > {noformat} > 3) 9 out of 9 internal blocks are missing, the result of fsck is CRITICAL. > (Because it is regarded as a missing block group.) > In case 2), the result should be CRITICAL since the ec block group is > unrecoverable. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org