[jira] [Updated] (HDFS-14997) BPServiceActor processes commands from NameNode asynchronously
[ https://issues.apache.org/jira/browse/HDFS-14997?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xiaoqiao He updated HDFS-14997: --- Fix Version/s: 3.2.3 > BPServiceActor processes commands from NameNode asynchronously > -- > > Key: HDFS-14997 > URL: https://issues.apache.org/jira/browse/HDFS-14997 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode >Reporter: Xiaoqiao He >Assignee: Xiaoqiao He >Priority: Major > Fix For: 3.3.0, 3.2.3, 3.2.4 > > Attachments: HDFS-14997-branch-3.2.001.patch, HDFS-14997.001.patch, > HDFS-14997.002.patch, HDFS-14997.003.patch, HDFS-14997.004.patch, > HDFS-14997.005.patch, HDFS-14997.addendum.patch, > image-2019-12-26-16-15-44-814.png > > > There are two core functions, report(#sendHeartbeat, #blockReport, > #cacheReport) and #processCommand in #BPServiceActor main process flow. If > processCommand cost long time it will block send report flow. Meanwhile > processCommand could cost long time(over 1000s the worst case I meet) when IO > load of DataNode is very high. Since some IO operations are under > #datasetLock, So it has to wait to acquire #datasetLock long time when > process some of commands(such as #DNA_INVALIDATE). In such case, #heartbeat > will not send to NameNode in-time, and trigger other disasters. > I propose to improve #processCommand asynchronously and not block > #BPServiceActor to send heartbeat back to NameNode when meet high IO load. > Notes: > 1. Lifeline could be one effective solution, however some old branches are > not support this feature. > 2. IO operations under #datasetLock is another issue, I think we should solve > it at another JIRA. -- This message was sent by Atlassian Jira (v8.3.4#803005) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Updated] (HDFS-14997) BPServiceActor processes commands from NameNode asynchronously
[ https://issues.apache.org/jira/browse/HDFS-14997?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xiaoqiao He updated HDFS-14997: --- Fix Version/s: 3.2.4 Resolution: Fixed Status: Resolved (was: Patch Available) > BPServiceActor processes commands from NameNode asynchronously > -- > > Key: HDFS-14997 > URL: https://issues.apache.org/jira/browse/HDFS-14997 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode >Reporter: Xiaoqiao He >Assignee: Xiaoqiao He >Priority: Major > Fix For: 3.2.4, 3.3.0 > > Attachments: HDFS-14997-branch-3.2.001.patch, HDFS-14997.001.patch, > HDFS-14997.002.patch, HDFS-14997.003.patch, HDFS-14997.004.patch, > HDFS-14997.005.patch, HDFS-14997.addendum.patch, > image-2019-12-26-16-15-44-814.png > > > There are two core functions, report(#sendHeartbeat, #blockReport, > #cacheReport) and #processCommand in #BPServiceActor main process flow. If > processCommand cost long time it will block send report flow. Meanwhile > processCommand could cost long time(over 1000s the worst case I meet) when IO > load of DataNode is very high. Since some IO operations are under > #datasetLock, So it has to wait to acquire #datasetLock long time when > process some of commands(such as #DNA_INVALIDATE). In such case, #heartbeat > will not send to NameNode in-time, and trigger other disasters. > I propose to improve #processCommand asynchronously and not block > #BPServiceActor to send heartbeat back to NameNode when meet high IO load. > Notes: > 1. Lifeline could be one effective solution, however some old branches are > not support this feature. > 2. IO operations under #datasetLock is another issue, I think we should solve > it at another JIRA. -- This message was sent by Atlassian Jira (v8.3.4#803005) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Updated] (HDFS-14997) BPServiceActor processes commands from NameNode asynchronously
[ https://issues.apache.org/jira/browse/HDFS-14997?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xiaoqiao He updated HDFS-14997: --- Attachment: HDFS-14997-branch-3.2.001.patch Status: Patch Available (was: Reopened) submit patch for branch-3.2 and try to trigger Jenkins. > BPServiceActor processes commands from NameNode asynchronously > -- > > Key: HDFS-14997 > URL: https://issues.apache.org/jira/browse/HDFS-14997 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode >Reporter: Xiaoqiao He >Assignee: Xiaoqiao He >Priority: Major > Fix For: 3.3.0 > > Attachments: HDFS-14997-branch-3.2.001.patch, HDFS-14997.001.patch, > HDFS-14997.002.patch, HDFS-14997.003.patch, HDFS-14997.004.patch, > HDFS-14997.005.patch, HDFS-14997.addendum.patch, > image-2019-12-26-16-15-44-814.png > > > There are two core functions, report(#sendHeartbeat, #blockReport, > #cacheReport) and #processCommand in #BPServiceActor main process flow. If > processCommand cost long time it will block send report flow. Meanwhile > processCommand could cost long time(over 1000s the worst case I meet) when IO > load of DataNode is very high. Since some IO operations are under > #datasetLock, So it has to wait to acquire #datasetLock long time when > process some of commands(such as #DNA_INVALIDATE). In such case, #heartbeat > will not send to NameNode in-time, and trigger other disasters. > I propose to improve #processCommand asynchronously and not block > #BPServiceActor to send heartbeat back to NameNode when meet high IO load. > Notes: > 1. Lifeline could be one effective solution, however some old branches are > not support this feature. > 2. IO operations under #datasetLock is another issue, I think we should solve > it at another JIRA. -- This message was sent by Atlassian Jira (v8.3.4#803005) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Updated] (HDFS-14997) BPServiceActor processes commands from NameNode asynchronously
[ https://issues.apache.org/jira/browse/HDFS-14997?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ayush Saxena updated HDFS-14997: Resolution: Fixed Status: Resolved (was: Patch Available) > BPServiceActor processes commands from NameNode asynchronously > -- > > Key: HDFS-14997 > URL: https://issues.apache.org/jira/browse/HDFS-14997 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode >Reporter: Xiaoqiao He >Assignee: Xiaoqiao He >Priority: Major > Fix For: 3.3.0 > > Attachments: HDFS-14997.001.patch, HDFS-14997.002.patch, > HDFS-14997.003.patch, HDFS-14997.004.patch, HDFS-14997.005.patch, > HDFS-14997.addendum.patch, image-2019-12-26-16-15-44-814.png > > > There are two core functions, report(#sendHeartbeat, #blockReport, > #cacheReport) and #processCommand in #BPServiceActor main process flow. If > processCommand cost long time it will block send report flow. Meanwhile > processCommand could cost long time(over 1000s the worst case I meet) when IO > load of DataNode is very high. Since some IO operations are under > #datasetLock, So it has to wait to acquire #datasetLock long time when > process some of commands(such as #DNA_INVALIDATE). In such case, #heartbeat > will not send to NameNode in-time, and trigger other disasters. > I propose to improve #processCommand asynchronously and not block > #BPServiceActor to send heartbeat back to NameNode when meet high IO load. > Notes: > 1. Lifeline could be one effective solution, however some old branches are > not support this feature. > 2. IO operations under #datasetLock is another issue, I think we should solve > it at another JIRA. -- This message was sent by Atlassian Jira (v8.3.4#803005) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Updated] (HDFS-14997) BPServiceActor processes commands from NameNode asynchronously
[ https://issues.apache.org/jira/browse/HDFS-14997?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xiaoqiao He updated HDFS-14997: --- Attachment: HDFS-14997.addendum.patch > BPServiceActor processes commands from NameNode asynchronously > -- > > Key: HDFS-14997 > URL: https://issues.apache.org/jira/browse/HDFS-14997 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode >Reporter: Xiaoqiao He >Assignee: Xiaoqiao He >Priority: Major > Fix For: 3.3.0 > > Attachments: HDFS-14997.001.patch, HDFS-14997.002.patch, > HDFS-14997.003.patch, HDFS-14997.004.patch, HDFS-14997.005.patch, > HDFS-14997.addendum.patch, image-2019-12-26-16-15-44-814.png > > > There are two core functions, report(#sendHeartbeat, #blockReport, > #cacheReport) and #processCommand in #BPServiceActor main process flow. If > processCommand cost long time it will block send report flow. Meanwhile > processCommand could cost long time(over 1000s the worst case I meet) when IO > load of DataNode is very high. Since some IO operations are under > #datasetLock, So it has to wait to acquire #datasetLock long time when > process some of commands(such as #DNA_INVALIDATE). In such case, #heartbeat > will not send to NameNode in-time, and trigger other disasters. > I propose to improve #processCommand asynchronously and not block > #BPServiceActor to send heartbeat back to NameNode when meet high IO load. > Notes: > 1. Lifeline could be one effective solution, however some old branches are > not support this feature. > 2. IO operations under #datasetLock is another issue, I think we should solve > it at another JIRA. -- This message was sent by Atlassian Jira (v8.3.4#803005) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Updated] (HDFS-14997) BPServiceActor processes commands from NameNode asynchronously
[ https://issues.apache.org/jira/browse/HDFS-14997?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xiaoqiao He updated HDFS-14997: --- Attachment: (was: HDFS-14997.addendum.patch) > BPServiceActor processes commands from NameNode asynchronously > -- > > Key: HDFS-14997 > URL: https://issues.apache.org/jira/browse/HDFS-14997 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode >Reporter: Xiaoqiao He >Assignee: Xiaoqiao He >Priority: Major > Fix For: 3.3.0 > > Attachments: HDFS-14997.001.patch, HDFS-14997.002.patch, > HDFS-14997.003.patch, HDFS-14997.004.patch, HDFS-14997.005.patch, > HDFS-14997.addendum.patch, image-2019-12-26-16-15-44-814.png > > > There are two core functions, report(#sendHeartbeat, #blockReport, > #cacheReport) and #processCommand in #BPServiceActor main process flow. If > processCommand cost long time it will block send report flow. Meanwhile > processCommand could cost long time(over 1000s the worst case I meet) when IO > load of DataNode is very high. Since some IO operations are under > #datasetLock, So it has to wait to acquire #datasetLock long time when > process some of commands(such as #DNA_INVALIDATE). In such case, #heartbeat > will not send to NameNode in-time, and trigger other disasters. > I propose to improve #processCommand asynchronously and not block > #BPServiceActor to send heartbeat back to NameNode when meet high IO load. > Notes: > 1. Lifeline could be one effective solution, however some old branches are > not support this feature. > 2. IO operations under #datasetLock is another issue, I think we should solve > it at another JIRA. -- This message was sent by Atlassian Jira (v8.3.4#803005) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Updated] (HDFS-14997) BPServiceActor processes commands from NameNode asynchronously
[ https://issues.apache.org/jira/browse/HDFS-14997?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xiaoqiao He updated HDFS-14997: --- Attachment: HDFS-14997.addendum.patch Status: Patch Available (was: Reopened) > BPServiceActor processes commands from NameNode asynchronously > -- > > Key: HDFS-14997 > URL: https://issues.apache.org/jira/browse/HDFS-14997 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode >Reporter: Xiaoqiao He >Assignee: Xiaoqiao He >Priority: Major > Fix For: 3.3.0 > > Attachments: HDFS-14997.001.patch, HDFS-14997.002.patch, > HDFS-14997.003.patch, HDFS-14997.004.patch, HDFS-14997.005.patch, > HDFS-14997.addendum.patch, image-2019-12-26-16-15-44-814.png > > > There are two core functions, report(#sendHeartbeat, #blockReport, > #cacheReport) and #processCommand in #BPServiceActor main process flow. If > processCommand cost long time it will block send report flow. Meanwhile > processCommand could cost long time(over 1000s the worst case I meet) when IO > load of DataNode is very high. Since some IO operations are under > #datasetLock, So it has to wait to acquire #datasetLock long time when > process some of commands(such as #DNA_INVALIDATE). In such case, #heartbeat > will not send to NameNode in-time, and trigger other disasters. > I propose to improve #processCommand asynchronously and not block > #BPServiceActor to send heartbeat back to NameNode when meet high IO load. > Notes: > 1. Lifeline could be one effective solution, however some old branches are > not support this feature. > 2. IO operations under #datasetLock is another issue, I think we should solve > it at another JIRA. -- This message was sent by Atlassian Jira (v8.3.4#803005) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Updated] (HDFS-14997) BPServiceActor processes commands from NameNode asynchronously
[ https://issues.apache.org/jira/browse/HDFS-14997?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Íñigo Goiri updated HDFS-14997: --- Summary: BPServiceActor processes commands from NameNode asynchronously (was: BPServiceActor process command from NameNode asynchronously) > BPServiceActor processes commands from NameNode asynchronously > -- > > Key: HDFS-14997 > URL: https://issues.apache.org/jira/browse/HDFS-14997 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode >Reporter: He Xiaoqiao >Assignee: He Xiaoqiao >Priority: Major > Attachments: HDFS-14997.001.patch, HDFS-14997.002.patch, > HDFS-14997.003.patch, HDFS-14997.004.patch, HDFS-14997.005.patch > > > There are two core functions, report(#sendHeartbeat, #blockReport, > #cacheReport) and #processCommand in #BPServiceActor main process flow. If > processCommand cost long time it will block send report flow. Meanwhile > processCommand could cost long time(over 1000s the worst case I meet) when IO > load of DataNode is very high. Since some IO operations are under > #datasetLock, So it has to wait to acquire #datasetLock long time when > process some of commands(such as #DNA_INVALIDATE). In such case, #heartbeat > will not send to NameNode in-time, and trigger other disasters. > I propose to improve #processCommand asynchronously and not block > #BPServiceActor to send heartbeat back to NameNode when meet high IO load. > Notes: > 1. Lifeline could be one effective solution, however some old branches are > not support this feature. > 2. IO operations under #datasetLock is another issue, I think we should solve > it at another JIRA. -- This message was sent by Atlassian Jira (v8.3.4#803005) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Updated] (HDFS-14997) BPServiceActor processes commands from NameNode asynchronously
[ https://issues.apache.org/jira/browse/HDFS-14997?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Íñigo Goiri updated HDFS-14997: --- Fix Version/s: 3.3.0 Hadoop Flags: Reviewed Resolution: Fixed Status: Resolved (was: Patch Available) > BPServiceActor processes commands from NameNode asynchronously > -- > > Key: HDFS-14997 > URL: https://issues.apache.org/jira/browse/HDFS-14997 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode >Reporter: Xiaoqiao He >Assignee: Xiaoqiao He >Priority: Major > Fix For: 3.3.0 > > Attachments: HDFS-14997.001.patch, HDFS-14997.002.patch, > HDFS-14997.003.patch, HDFS-14997.004.patch, HDFS-14997.005.patch > > > There are two core functions, report(#sendHeartbeat, #blockReport, > #cacheReport) and #processCommand in #BPServiceActor main process flow. If > processCommand cost long time it will block send report flow. Meanwhile > processCommand could cost long time(over 1000s the worst case I meet) when IO > load of DataNode is very high. Since some IO operations are under > #datasetLock, So it has to wait to acquire #datasetLock long time when > process some of commands(such as #DNA_INVALIDATE). In such case, #heartbeat > will not send to NameNode in-time, and trigger other disasters. > I propose to improve #processCommand asynchronously and not block > #BPServiceActor to send heartbeat back to NameNode when meet high IO load. > Notes: > 1. Lifeline could be one effective solution, however some old branches are > not support this feature. > 2. IO operations under #datasetLock is another issue, I think we should solve > it at another JIRA. -- This message was sent by Atlassian Jira (v8.3.4#803005) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
