[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Konstantin Shvachko updated HDFS-10301: --- Resolution: Fixed Fix Version/s: 2.7.4 Status: Resolved (was: Patch Available) I just committed this to branch-2.7. Thank you, Vinitha. > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Fix For: 2.8.0, 2.7.4, 3.0.0-alpha2 > > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.013.patch, HDFS-10301.014.patch, > HDFS-10301.015.patch, HDFS-10301.branch-2.015.patch, > HDFS-10301.branch-2.7.015.patch, HDFS-10301.branch-2.7.patch, > HDFS-10301.branch-2.patch, HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Andrew Wang updated HDFS-10301: --- Target Version/s: 2.8.0, 2.7.4, 3.0.0-alpha2, 2.6.6 (was: 2.6.6) > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Fix For: 2.8.0, 3.0.0-alpha2 > > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.013.patch, HDFS-10301.014.patch, > HDFS-10301.015.patch, HDFS-10301.branch-2.015.patch, > HDFS-10301.branch-2.7.015.patch, HDFS-10301.branch-2.7.patch, > HDFS-10301.branch-2.patch, HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Andrew Wang updated HDFS-10301: --- Fix Version/s: 3.0.0-alpha2 2.8.0 > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Fix For: 2.8.0, 3.0.0-alpha2 > > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.013.patch, HDFS-10301.014.patch, > HDFS-10301.015.patch, HDFS-10301.branch-2.015.patch, > HDFS-10301.branch-2.7.015.patch, HDFS-10301.branch-2.7.patch, > HDFS-10301.branch-2.patch, HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: HDFS-10301.branch-2.7.015.patch > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.013.patch, HDFS-10301.014.patch, > HDFS-10301.015.patch, HDFS-10301.branch-2.015.patch, > HDFS-10301.branch-2.7.015.patch, HDFS-10301.branch-2.7.patch, > HDFS-10301.branch-2.patch, HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Konstantin Shvachko updated HDFS-10301: --- Attachment: HDFS-10301.branch-2.015.patch My formal +1 for the latest patch. Attaching a patch for branch-2. Vinitha, could you please add a patch for branch-2.7. > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.013.patch, HDFS-10301.014.patch, > HDFS-10301.015.patch, HDFS-10301.branch-2.015.patch, > HDFS-10301.branch-2.7.patch, HDFS-10301.branch-2.patch, > HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: (was: HDFS-10301.016.patch) > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.013.patch, HDFS-10301.014.patch, > HDFS-10301.015.patch, HDFS-10301.branch-2.7.patch, HDFS-10301.branch-2.patch, > HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: HDFS-10301.015.patch > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.013.patch, HDFS-10301.014.patch, > HDFS-10301.015.patch, HDFS-10301.branch-2.7.patch, HDFS-10301.branch-2.patch, > HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: (was: HDFS-10301.015.patch) > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.013.patch, HDFS-10301.014.patch, > HDFS-10301.016.patch, HDFS-10301.branch-2.7.patch, HDFS-10301.branch-2.patch, > HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: HDFS-10301.016.patch > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.013.patch, HDFS-10301.014.patch, > HDFS-10301.015.patch, HDFS-10301.016.patch, HDFS-10301.branch-2.7.patch, > HDFS-10301.branch-2.patch, HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: HDFS-10301.015.patch > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.013.patch, HDFS-10301.014.patch, > HDFS-10301.015.patch, HDFS-10301.branch-2.7.patch, HDFS-10301.branch-2.patch, > HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Sangjin Lee updated HDFS-10301: --- Target Version/s: 2.6.6 (was: 2.6.5) Moving this issue to 2.6.6. Please move back if you feel otherwise. > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.013.patch, HDFS-10301.014.patch, > HDFS-10301.branch-2.7.patch, HDFS-10301.branch-2.patch, > HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Arpit Agarwal updated HDFS-10301: - Fix Version/s: (was: 2.7.4) > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.013.patch, HDFS-10301.014.patch, > HDFS-10301.branch-2.7.patch, HDFS-10301.branch-2.patch, > HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: HDFS-10301.014.patch > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Fix For: 2.7.4 > > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.013.patch, HDFS-10301.014.patch, > HDFS-10301.branch-2.7.patch, HDFS-10301.branch-2.patch, > HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Konstantin Shvachko updated HDFS-10301: --- Status: Patch Available (was: Reopened) > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Fix For: 2.7.4 > > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.013.patch, HDFS-10301.branch-2.7.patch, > HDFS-10301.branch-2.patch, HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: HDFS-10301.013.patch > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Fix For: 2.7.4 > > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.013.patch, HDFS-10301.branch-2.7.patch, > HDFS-10301.branch-2.patch, HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Konstantin Shvachko updated HDFS-10301: --- Resolution: Fixed Hadoop Flags: Reviewed Fix Version/s: 2.7.4 Status: Resolved (was: Patch Available) > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Fix For: 2.7.4 > > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.branch-2.7.patch, HDFS-10301.branch-2.patch, > HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: HDFS-10301.branch-2.7.patch > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.branch-2.7.patch, HDFS-10301.branch-2.patch, > HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Konstantin Shvachko updated HDFS-10301: --- Attachment: HDFS-10301.branch-2.patch I just committed this trunk. Congratulations [~redvine]! Also ported to branch-2 and branch-2.8. Will keep it open while a port to branch-2.7 / 6 is in the works. > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.branch-2.patch, HDFS-10301.sample.patch, > zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Konstantin Shvachko updated HDFS-10301: --- Status: Patch Available (was: Open) > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: HDFS-10301.012.patch > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.012.patch, HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Konstantin Shvachko updated HDFS-10301: --- Status: Open (was: Patch Available) I am canceling patch available, because Jenkins is spinning the build all over again. Some bug there? > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: HDFS-10301.011.patch > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.011.patch, > HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: HDFS-10301.010.patch > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.010.patch, HDFS-10301.sample.patch, > zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: HDFS-10301.009.patch > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.009.patch, > HDFS-10301.01.patch, HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: HDFS-10301.008.patch > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.008.patch, HDFS-10301.01.patch, > HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: HDFS-10301.007.patch > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.007.patch, HDFS-10301.01.patch, HDFS-10301.sample.patch, > zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: HDFS-10301.006.patch > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.006.patch, > HDFS-10301.01.patch, HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Colin Patrick McCabe updated HDFS-10301: Attachment: HDFS-10301.005.patch Rebasing patch 003 on trunk. > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Colin Patrick McCabe >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.005.patch, HDFS-10301.01.patch, > HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-10301: - Attachment: HDFS-10301.004.patch > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.004.patch, HDFS-10301.01.patch, HDFS-10301.sample.patch, > zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Daryn Sharp updated HDFS-10301: --- Attachment: HDFS-10301.sample.patch Here's a possibly simpler approach. Throw a retriable exception if there's already a report being processed. Completely untested, based on 2.7. > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Assignee: Colin Patrick McCabe >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.01.patch, HDFS-10301.sample.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- 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
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Colin Patrick McCabe updated HDFS-10301: Attachment: HDFS-10301.003.patch added a unit test > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.003.patch, > HDFS-10301.01.patch, zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (HDFS-10301) BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
[ https://issues.apache.org/jira/browse/HDFS-10301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Colin Patrick McCabe updated HDFS-10301: Summary: BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order (was: Blocks removed by thousands due to falsely detected zombie storages) > BlockReport retransmissions may lead to storages falsely being declared > zombie if storage report processing happens out of order > > > Key: HDFS-10301 > URL: https://issues.apache.org/jira/browse/HDFS-10301 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode >Affects Versions: 2.6.1 >Reporter: Konstantin Shvachko >Priority: Critical > Attachments: HDFS-10301.002.patch, HDFS-10301.01.patch, > zombieStorageLogs.rtf > > > When NameNode is busy a DataNode can timeout sending a block report. Then it > sends the block report again. Then NameNode while process these two reports > at the same time can interleave processing storages from different reports. > This screws up the blockReportId field, which makes NameNode think that some > storages are zombie. Replicas from zombie storages are immediately removed, > causing missing blocks. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
