[jira] [Updated] (HDFS-16044) getListing call getLocatedBlocks even source is a directory
[
https://issues.apache.org/jira/browse/HDFS-16044?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
ludun updated HDFS-16044:
-
Attachment: HDFS-16044.03.patch
> getListing call getLocatedBlocks even source is a directory
> ---
>
> Key: HDFS-16044
> URL: https://issues.apache.org/jira/browse/HDFS-16044
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode
>Affects Versions: 3.1.1
>Reporter: ludun
>Assignee: ludun
>Priority: Major
> Attachments: HDFS-16044.00.patch, HDFS-16044.01.patch,
> HDFS-16044.02.patch, HDFS-16044.03.patch
>
>
> In production cluster when call getListing very frequent. The processing
> time of rpc request is very high. we try to optimize the performance of
> getListing request.
> After some check, we found that, even the source and child is dir, the
> getListing request also call getLocatedBlocks.
> the request is and needLocation is false
> {code:java}
> 2021-05-27 15:16:07,093 TRACE ipc.ProtobufRpcEngine: 1: Call ->
> 8-5-231-4/8.5.231.4:25000: getListing {src:
> "/data/connector/test/topics/102test" startAfter: "" needLocation: false}
> {code}
> but getListing request 1000 times getLocatedBlocks which not needed.
> {code:java}
> `---ts=2021-05-27 14:19:15;thread_name=IPC Server handler 86 on
> 25000;id=e6;is_daemon=true;priority=5;TCCL=sun.misc.Launcher$AppClassLoader@5fcfe4b2
> `---[35.068532ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getListing()
> +---[0.003542ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathComponents() #214
> +---[0.003053ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:isExactReservedName() #95
> +---[0.002938ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:readLock() #218
> +---[0.00252ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:isDotSnapshotDir() #220
> +---[0.002788ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathSnapshotId() #223
> +---[0.002905ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getLastINode() #224
> +---[0.002785ms]
> org.apache.hadoop.hdfs.server.namenode.INode:getStoragePolicyID() #230
> +---[0.002236ms]
> org.apache.hadoop.hdfs.server.namenode.INode:isDirectory() #233
> +---[0.002919ms]
> org.apache.hadoop.hdfs.server.namenode.INode:asDirectory() #242
> +---[0.003408ms]
> org.apache.hadoop.hdfs.server.namenode.INodeDirectory:getChildrenList() #243
> +---[0.005942ms]
> org.apache.hadoop.hdfs.server.namenode.INodeDirectory:nextChild() #244
> +---[0.002467ms] org.apache.hadoop.hdfs.util.ReadOnlyList:size() #245
> +---[0.005481ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #247
> +---[0.002176ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #248
> +---[min=0.00211ms,max=0.005157ms,total=2.247572ms,count=1000]
> org.apache.hadoop.hdfs.util.ReadOnlyList:get() #252
> +---[min=0.001946ms,max=0.005411ms,total=2.041715ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.INode:isSymlink() #253
> +---[min=0.002176ms,max=0.005426ms,total=2.264472ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.INode:getLocalStoragePolicyID() #254
> +---[min=0.002251ms,max=0.006849ms,total=2.351935ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getStoragePolicyID()
> #95
> +---[min=0.006091ms,max=0.012333ms,total=6.439434ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:createFileStatus()
> #257
> +---[min=0.00269ms,max=0.004995ms,total=2.788194ms,count=1000]
> org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus:getLocatedBlocks() #265
> +---[0.003234ms]
> org.apache.hadoop.hdfs.protocol.DirectoryListing:() #274
> `---[0.002457ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:readUnlock() #277
> {code}
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[jira] [Updated] (HDFS-16044) getListing call getLocatedBlocks even source is a directory
[
https://issues.apache.org/jira/browse/HDFS-16044?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
ludun updated HDFS-16044:
-
Attachment: (was: HDFS-16044.03.patch)
> getListing call getLocatedBlocks even source is a directory
> ---
>
> Key: HDFS-16044
> URL: https://issues.apache.org/jira/browse/HDFS-16044
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode
>Affects Versions: 3.1.1
>Reporter: ludun
>Assignee: ludun
>Priority: Major
> Attachments: HDFS-16044.00.patch, HDFS-16044.01.patch,
> HDFS-16044.02.patch
>
>
> In production cluster when call getListing very frequent. The processing
> time of rpc request is very high. we try to optimize the performance of
> getListing request.
> After some check, we found that, even the source and child is dir, the
> getListing request also call getLocatedBlocks.
> the request is and needLocation is false
> {code:java}
> 2021-05-27 15:16:07,093 TRACE ipc.ProtobufRpcEngine: 1: Call ->
> 8-5-231-4/8.5.231.4:25000: getListing {src:
> "/data/connector/test/topics/102test" startAfter: "" needLocation: false}
> {code}
> but getListing request 1000 times getLocatedBlocks which not needed.
> {code:java}
> `---ts=2021-05-27 14:19:15;thread_name=IPC Server handler 86 on
> 25000;id=e6;is_daemon=true;priority=5;TCCL=sun.misc.Launcher$AppClassLoader@5fcfe4b2
> `---[35.068532ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getListing()
> +---[0.003542ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathComponents() #214
> +---[0.003053ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:isExactReservedName() #95
> +---[0.002938ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:readLock() #218
> +---[0.00252ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:isDotSnapshotDir() #220
> +---[0.002788ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathSnapshotId() #223
> +---[0.002905ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getLastINode() #224
> +---[0.002785ms]
> org.apache.hadoop.hdfs.server.namenode.INode:getStoragePolicyID() #230
> +---[0.002236ms]
> org.apache.hadoop.hdfs.server.namenode.INode:isDirectory() #233
> +---[0.002919ms]
> org.apache.hadoop.hdfs.server.namenode.INode:asDirectory() #242
> +---[0.003408ms]
> org.apache.hadoop.hdfs.server.namenode.INodeDirectory:getChildrenList() #243
> +---[0.005942ms]
> org.apache.hadoop.hdfs.server.namenode.INodeDirectory:nextChild() #244
> +---[0.002467ms] org.apache.hadoop.hdfs.util.ReadOnlyList:size() #245
> +---[0.005481ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #247
> +---[0.002176ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #248
> +---[min=0.00211ms,max=0.005157ms,total=2.247572ms,count=1000]
> org.apache.hadoop.hdfs.util.ReadOnlyList:get() #252
> +---[min=0.001946ms,max=0.005411ms,total=2.041715ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.INode:isSymlink() #253
> +---[min=0.002176ms,max=0.005426ms,total=2.264472ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.INode:getLocalStoragePolicyID() #254
> +---[min=0.002251ms,max=0.006849ms,total=2.351935ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getStoragePolicyID()
> #95
> +---[min=0.006091ms,max=0.012333ms,total=6.439434ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:createFileStatus()
> #257
> +---[min=0.00269ms,max=0.004995ms,total=2.788194ms,count=1000]
> org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus:getLocatedBlocks() #265
> +---[0.003234ms]
> org.apache.hadoop.hdfs.protocol.DirectoryListing:() #274
> `---[0.002457ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:readUnlock() #277
> {code}
--
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[jira] [Updated] (HDFS-16044) getListing call getLocatedBlocks even source is a directory
[
https://issues.apache.org/jira/browse/HDFS-16044?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
ludun updated HDFS-16044:
-
Attachment: HDFS-16044.03.patch
> getListing call getLocatedBlocks even source is a directory
> ---
>
> Key: HDFS-16044
> URL: https://issues.apache.org/jira/browse/HDFS-16044
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode
>Affects Versions: 3.1.1
>Reporter: ludun
>Assignee: ludun
>Priority: Major
> Attachments: HDFS-16044.00.patch, HDFS-16044.01.patch,
> HDFS-16044.02.patch, HDFS-16044.03.patch
>
>
> In production cluster when call getListing very frequent. The processing
> time of rpc request is very high. we try to optimize the performance of
> getListing request.
> After some check, we found that, even the source and child is dir, the
> getListing request also call getLocatedBlocks.
> the request is and needLocation is false
> {code:java}
> 2021-05-27 15:16:07,093 TRACE ipc.ProtobufRpcEngine: 1: Call ->
> 8-5-231-4/8.5.231.4:25000: getListing {src:
> "/data/connector/test/topics/102test" startAfter: "" needLocation: false}
> {code}
> but getListing request 1000 times getLocatedBlocks which not needed.
> {code:java}
> `---ts=2021-05-27 14:19:15;thread_name=IPC Server handler 86 on
> 25000;id=e6;is_daemon=true;priority=5;TCCL=sun.misc.Launcher$AppClassLoader@5fcfe4b2
> `---[35.068532ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getListing()
> +---[0.003542ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathComponents() #214
> +---[0.003053ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:isExactReservedName() #95
> +---[0.002938ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:readLock() #218
> +---[0.00252ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:isDotSnapshotDir() #220
> +---[0.002788ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathSnapshotId() #223
> +---[0.002905ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getLastINode() #224
> +---[0.002785ms]
> org.apache.hadoop.hdfs.server.namenode.INode:getStoragePolicyID() #230
> +---[0.002236ms]
> org.apache.hadoop.hdfs.server.namenode.INode:isDirectory() #233
> +---[0.002919ms]
> org.apache.hadoop.hdfs.server.namenode.INode:asDirectory() #242
> +---[0.003408ms]
> org.apache.hadoop.hdfs.server.namenode.INodeDirectory:getChildrenList() #243
> +---[0.005942ms]
> org.apache.hadoop.hdfs.server.namenode.INodeDirectory:nextChild() #244
> +---[0.002467ms] org.apache.hadoop.hdfs.util.ReadOnlyList:size() #245
> +---[0.005481ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #247
> +---[0.002176ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #248
> +---[min=0.00211ms,max=0.005157ms,total=2.247572ms,count=1000]
> org.apache.hadoop.hdfs.util.ReadOnlyList:get() #252
> +---[min=0.001946ms,max=0.005411ms,total=2.041715ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.INode:isSymlink() #253
> +---[min=0.002176ms,max=0.005426ms,total=2.264472ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.INode:getLocalStoragePolicyID() #254
> +---[min=0.002251ms,max=0.006849ms,total=2.351935ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getStoragePolicyID()
> #95
> +---[min=0.006091ms,max=0.012333ms,total=6.439434ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:createFileStatus()
> #257
> +---[min=0.00269ms,max=0.004995ms,total=2.788194ms,count=1000]
> org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus:getLocatedBlocks() #265
> +---[0.003234ms]
> org.apache.hadoop.hdfs.protocol.DirectoryListing:() #274
> `---[0.002457ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:readUnlock() #277
> {code}
--
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[jira] [Updated] (HDFS-16044) getListing call getLocatedBlocks even source is a directory
[
https://issues.apache.org/jira/browse/HDFS-16044?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
ludun updated HDFS-16044:
-
Attachment: HDFS-16044.02.patch
> getListing call getLocatedBlocks even source is a directory
> ---
>
> Key: HDFS-16044
> URL: https://issues.apache.org/jira/browse/HDFS-16044
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode
>Affects Versions: 3.1.1
>Reporter: ludun
>Assignee: ludun
>Priority: Major
> Attachments: HDFS-16044.00.patch, HDFS-16044.01.patch,
> HDFS-16044.02.patch
>
>
> In production cluster when call getListing very frequent. The processing
> time of rpc request is very high. we try to optimize the performance of
> getListing request.
> After some check, we found that, even the source and child is dir, the
> getListing request also call getLocatedBlocks.
> the request is and needLocation is false
> {code:java}
> 2021-05-27 15:16:07,093 TRACE ipc.ProtobufRpcEngine: 1: Call ->
> 8-5-231-4/8.5.231.4:25000: getListing {src:
> "/data/connector/test/topics/102test" startAfter: "" needLocation: false}
> {code}
> but getListing request 1000 times getLocatedBlocks which not needed.
> {code:java}
> `---ts=2021-05-27 14:19:15;thread_name=IPC Server handler 86 on
> 25000;id=e6;is_daemon=true;priority=5;TCCL=sun.misc.Launcher$AppClassLoader@5fcfe4b2
> `---[35.068532ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getListing()
> +---[0.003542ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathComponents() #214
> +---[0.003053ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:isExactReservedName() #95
> +---[0.002938ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:readLock() #218
> +---[0.00252ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:isDotSnapshotDir() #220
> +---[0.002788ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathSnapshotId() #223
> +---[0.002905ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getLastINode() #224
> +---[0.002785ms]
> org.apache.hadoop.hdfs.server.namenode.INode:getStoragePolicyID() #230
> +---[0.002236ms]
> org.apache.hadoop.hdfs.server.namenode.INode:isDirectory() #233
> +---[0.002919ms]
> org.apache.hadoop.hdfs.server.namenode.INode:asDirectory() #242
> +---[0.003408ms]
> org.apache.hadoop.hdfs.server.namenode.INodeDirectory:getChildrenList() #243
> +---[0.005942ms]
> org.apache.hadoop.hdfs.server.namenode.INodeDirectory:nextChild() #244
> +---[0.002467ms] org.apache.hadoop.hdfs.util.ReadOnlyList:size() #245
> +---[0.005481ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #247
> +---[0.002176ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #248
> +---[min=0.00211ms,max=0.005157ms,total=2.247572ms,count=1000]
> org.apache.hadoop.hdfs.util.ReadOnlyList:get() #252
> +---[min=0.001946ms,max=0.005411ms,total=2.041715ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.INode:isSymlink() #253
> +---[min=0.002176ms,max=0.005426ms,total=2.264472ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.INode:getLocalStoragePolicyID() #254
> +---[min=0.002251ms,max=0.006849ms,total=2.351935ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getStoragePolicyID()
> #95
> +---[min=0.006091ms,max=0.012333ms,total=6.439434ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:createFileStatus()
> #257
> +---[min=0.00269ms,max=0.004995ms,total=2.788194ms,count=1000]
> org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus:getLocatedBlocks() #265
> +---[0.003234ms]
> org.apache.hadoop.hdfs.protocol.DirectoryListing:() #274
> `---[0.002457ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:readUnlock() #277
> {code}
--
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[jira] [Updated] (HDFS-16044) getListing call getLocatedBlocks even source is a directory
[
https://issues.apache.org/jira/browse/HDFS-16044?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
ludun updated HDFS-16044:
-
Attachment: HDFS-16044.01.patch
Status: Patch Available (was: Open)
> getListing call getLocatedBlocks even source is a directory
> ---
>
> Key: HDFS-16044
> URL: https://issues.apache.org/jira/browse/HDFS-16044
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode
>Affects Versions: 3.1.1
>Reporter: ludun
>Assignee: ludun
>Priority: Major
> Attachments: HDFS-16044.00.patch, HDFS-16044.01.patch
>
>
> In production cluster when call getListing very frequent. The processing
> time of rpc request is very high. we try to optimize the performance of
> getListing request.
> After some check, we found that, even the source and child is dir, the
> getListing request also call getLocatedBlocks.
> the request is and needLocation is false
> {code:java}
> 2021-05-27 15:16:07,093 TRACE ipc.ProtobufRpcEngine: 1: Call ->
> 8-5-231-4/8.5.231.4:25000: getListing {src:
> "/data/connector/test/topics/102test" startAfter: "" needLocation: false}
> {code}
> but getListing request 1000 times getLocatedBlocks which not needed.
> {code:java}
> `---ts=2021-05-27 14:19:15;thread_name=IPC Server handler 86 on
> 25000;id=e6;is_daemon=true;priority=5;TCCL=sun.misc.Launcher$AppClassLoader@5fcfe4b2
> `---[35.068532ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getListing()
> +---[0.003542ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathComponents() #214
> +---[0.003053ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:isExactReservedName() #95
> +---[0.002938ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:readLock() #218
> +---[0.00252ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:isDotSnapshotDir() #220
> +---[0.002788ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathSnapshotId() #223
> +---[0.002905ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getLastINode() #224
> +---[0.002785ms]
> org.apache.hadoop.hdfs.server.namenode.INode:getStoragePolicyID() #230
> +---[0.002236ms]
> org.apache.hadoop.hdfs.server.namenode.INode:isDirectory() #233
> +---[0.002919ms]
> org.apache.hadoop.hdfs.server.namenode.INode:asDirectory() #242
> +---[0.003408ms]
> org.apache.hadoop.hdfs.server.namenode.INodeDirectory:getChildrenList() #243
> +---[0.005942ms]
> org.apache.hadoop.hdfs.server.namenode.INodeDirectory:nextChild() #244
> +---[0.002467ms] org.apache.hadoop.hdfs.util.ReadOnlyList:size() #245
> +---[0.005481ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #247
> +---[0.002176ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #248
> +---[min=0.00211ms,max=0.005157ms,total=2.247572ms,count=1000]
> org.apache.hadoop.hdfs.util.ReadOnlyList:get() #252
> +---[min=0.001946ms,max=0.005411ms,total=2.041715ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.INode:isSymlink() #253
> +---[min=0.002176ms,max=0.005426ms,total=2.264472ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.INode:getLocalStoragePolicyID() #254
> +---[min=0.002251ms,max=0.006849ms,total=2.351935ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getStoragePolicyID()
> #95
> +---[min=0.006091ms,max=0.012333ms,total=6.439434ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:createFileStatus()
> #257
> +---[min=0.00269ms,max=0.004995ms,total=2.788194ms,count=1000]
> org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus:getLocatedBlocks() #265
> +---[0.003234ms]
> org.apache.hadoop.hdfs.protocol.DirectoryListing:() #274
> `---[0.002457ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:readUnlock() #277
> {code}
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[jira] [Updated] (HDFS-16044) getListing call getLocatedBlocks even source is a directory
[
https://issues.apache.org/jira/browse/HDFS-16044?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
ludun updated HDFS-16044:
-
Component/s: namenode
Affects Version/s: 3.1.1
> getListing call getLocatedBlocks even source is a directory
> ---
>
> Key: HDFS-16044
> URL: https://issues.apache.org/jira/browse/HDFS-16044
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode
>Affects Versions: 3.1.1
>Reporter: ludun
>Assignee: ludun
>Priority: Major
> Attachments: HDFS-16044.00.patch
>
>
> In production cluster when call getListing very frequent. The processing
> time of rpc request is very high. we try to optimize the performance of
> getListing request.
> After some check, we found that, even the source and child is dir, the
> getListing request also call getLocatedBlocks.
> the request is and needLocation is false
> {code:java}
> 2021-05-27 15:16:07,093 TRACE ipc.ProtobufRpcEngine: 1: Call ->
> 8-5-231-4/8.5.231.4:25000: getListing {src:
> "/data/connector/test/topics/102test" startAfter: "" needLocation: false}
> {code}
> but getListing request 1000 times getLocatedBlocks which not needed.
> {code:java}
> `---ts=2021-05-27 14:19:15;thread_name=IPC Server handler 86 on
> 25000;id=e6;is_daemon=true;priority=5;TCCL=sun.misc.Launcher$AppClassLoader@5fcfe4b2
> `---[35.068532ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getListing()
> +---[0.003542ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathComponents() #214
> +---[0.003053ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:isExactReservedName() #95
> +---[0.002938ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:readLock() #218
> +---[0.00252ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:isDotSnapshotDir() #220
> +---[0.002788ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathSnapshotId() #223
> +---[0.002905ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getLastINode() #224
> +---[0.002785ms]
> org.apache.hadoop.hdfs.server.namenode.INode:getStoragePolicyID() #230
> +---[0.002236ms]
> org.apache.hadoop.hdfs.server.namenode.INode:isDirectory() #233
> +---[0.002919ms]
> org.apache.hadoop.hdfs.server.namenode.INode:asDirectory() #242
> +---[0.003408ms]
> org.apache.hadoop.hdfs.server.namenode.INodeDirectory:getChildrenList() #243
> +---[0.005942ms]
> org.apache.hadoop.hdfs.server.namenode.INodeDirectory:nextChild() #244
> +---[0.002467ms] org.apache.hadoop.hdfs.util.ReadOnlyList:size() #245
> +---[0.005481ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #247
> +---[0.002176ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #248
> +---[min=0.00211ms,max=0.005157ms,total=2.247572ms,count=1000]
> org.apache.hadoop.hdfs.util.ReadOnlyList:get() #252
> +---[min=0.001946ms,max=0.005411ms,total=2.041715ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.INode:isSymlink() #253
> +---[min=0.002176ms,max=0.005426ms,total=2.264472ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.INode:getLocalStoragePolicyID() #254
> +---[min=0.002251ms,max=0.006849ms,total=2.351935ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getStoragePolicyID()
> #95
> +---[min=0.006091ms,max=0.012333ms,total=6.439434ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:createFileStatus()
> #257
> +---[min=0.00269ms,max=0.004995ms,total=2.788194ms,count=1000]
> org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus:getLocatedBlocks() #265
> +---[0.003234ms]
> org.apache.hadoop.hdfs.protocol.DirectoryListing:() #274
> `---[0.002457ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:readUnlock() #277
> {code}
--
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[jira] [Updated] (HDFS-16044) getListing call getLocatedBlocks even source is a directory
[
https://issues.apache.org/jira/browse/HDFS-16044?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
ludun updated HDFS-16044:
-
Description:
In production cluster when call getListing very frequent. The processing time
of rpc request is very high. we try to optimize the performance of getListing
request.
After some check, we found that, even the source and child is dir, the
getListing request also call getLocatedBlocks.
the request is and needLocation is false
{code:java}
2021-05-27 15:16:07,093 TRACE ipc.ProtobufRpcEngine: 1: Call ->
8-5-231-4/8.5.231.4:25000: getListing {src:
"/data/connector/test/topics/102test" startAfter: "" needLocation: false}
{code}
but getListing request 1000 times getLocatedBlocks which not needed.
{code:java}
`---ts=2021-05-27 14:19:15;thread_name=IPC Server handler 86 on
25000;id=e6;is_daemon=true;priority=5;TCCL=sun.misc.Launcher$AppClassLoader@5fcfe4b2
`---[35.068532ms]
org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getListing()
+---[0.003542ms]
org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathComponents() #214
+---[0.003053ms]
org.apache.hadoop.hdfs.server.namenode.FSDirectory:isExactReservedName() #95
+---[0.002938ms]
org.apache.hadoop.hdfs.server.namenode.FSDirectory:readLock() #218
+---[0.00252ms]
org.apache.hadoop.hdfs.server.namenode.INodesInPath:isDotSnapshotDir() #220
+---[0.002788ms]
org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathSnapshotId() #223
+---[0.002905ms]
org.apache.hadoop.hdfs.server.namenode.INodesInPath:getLastINode() #224
+---[0.002785ms]
org.apache.hadoop.hdfs.server.namenode.INode:getStoragePolicyID() #230
+---[0.002236ms]
org.apache.hadoop.hdfs.server.namenode.INode:isDirectory() #233
+---[0.002919ms]
org.apache.hadoop.hdfs.server.namenode.INode:asDirectory() #242
+---[0.003408ms]
org.apache.hadoop.hdfs.server.namenode.INodeDirectory:getChildrenList() #243
+---[0.005942ms]
org.apache.hadoop.hdfs.server.namenode.INodeDirectory:nextChild() #244
+---[0.002467ms] org.apache.hadoop.hdfs.util.ReadOnlyList:size() #245
+---[0.005481ms]
org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #247
+---[0.002176ms]
org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #248
+---[min=0.00211ms,max=0.005157ms,total=2.247572ms,count=1000]
org.apache.hadoop.hdfs.util.ReadOnlyList:get() #252
+---[min=0.001946ms,max=0.005411ms,total=2.041715ms,count=1000]
org.apache.hadoop.hdfs.server.namenode.INode:isSymlink() #253
+---[min=0.002176ms,max=0.005426ms,total=2.264472ms,count=1000]
org.apache.hadoop.hdfs.server.namenode.INode:getLocalStoragePolicyID() #254
+---[min=0.002251ms,max=0.006849ms,total=2.351935ms,count=1000]
org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getStoragePolicyID()
#95
+---[min=0.006091ms,max=0.012333ms,total=6.439434ms,count=1000]
org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:createFileStatus()
#257
+---[min=0.00269ms,max=0.004995ms,total=2.788194ms,count=1000]
org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus:getLocatedBlocks() #265
+---[0.003234ms]
org.apache.hadoop.hdfs.protocol.DirectoryListing:() #274
`---[0.002457ms]
org.apache.hadoop.hdfs.server.namenode.FSDirectory:readUnlock() #277
{code}
was:
In production cluster when call getListing very frequent. The processing time
of rpc request is very high. we try to optimize the performance of getListing
request.
After some check, we found that, even the source and child is dir, the
getListing request also call getLocatedBlocks.
the request is and needLocation is false
{code:java}
2021-05-27 15:16:07,093 TRACE ipc.ProtobufRpcEngine: 1: Call ->
8-5-231-4/8.5.231.4:25000: getListing {src:
"/data/connector/test/topics/102test" startAfter: "" needLocation: false}
{code}
{code:java}
`---ts=2021-05-27 14:19:15;thread_name=IPC Server handler 86 on
25000;id=e6;is_daemon=true;priority=5;TCCL=sun.misc.Launcher$AppClassLoader@5fcfe4b2
`---[35.068532ms]
org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getListing()
+---[0.003542ms]
org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathComponents() #214
+---[0.003053ms]
org.apache.hadoop.hdfs.server.namenode.FSDirectory:isExactReservedName() #95
+---[0.002938ms]
org.apache.hadoop.hdfs.server.namenode.FSDirectory:readLock() #218
+---[0.00252ms]
org.apache.hadoop.hdfs.server.namenode.INodesInPath:isDotSnapshotDir() #220
+---[0.002788ms]
org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathSnapshotId() #223
+---[0.002905ms]
org.apache.hadoop.hdfs.server.namenode.INodesInPath:getLastINode() #224
+---[0.002785ms]
org.apache.hadoop.hdfs.server.namenode.INode:getStoragePolicyID() #230
[jira] [Updated] (HDFS-16044) getListing call getLocatedBlocks even source is a directory
[
https://issues.apache.org/jira/browse/HDFS-16044?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
ludun updated HDFS-16044:
-
Description:
In production cluster when call getListing very frequent. The processing time
of rpc request is very high. we try to optimize the performance of getListing
request.
After some check, we found that, even the source and child is dir, the
getListing request also call getLocatedBlocks.
the request is and needLocation is false
{code:java}
2021-05-27 15:16:07,093 TRACE ipc.ProtobufRpcEngine: 1: Call ->
8-5-231-4/8.5.231.4:25000: getListing {src:
"/data/connector/test/topics/102test" startAfter: "" needLocation: false}
{code}
{code:java}
`---ts=2021-05-27 14:19:15;thread_name=IPC Server handler 86 on
25000;id=e6;is_daemon=true;priority=5;TCCL=sun.misc.Launcher$AppClassLoader@5fcfe4b2
`---[35.068532ms]
org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getListing()
+---[0.003542ms]
org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathComponents() #214
+---[0.003053ms]
org.apache.hadoop.hdfs.server.namenode.FSDirectory:isExactReservedName() #95
+---[0.002938ms]
org.apache.hadoop.hdfs.server.namenode.FSDirectory:readLock() #218
+---[0.00252ms]
org.apache.hadoop.hdfs.server.namenode.INodesInPath:isDotSnapshotDir() #220
+---[0.002788ms]
org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathSnapshotId() #223
+---[0.002905ms]
org.apache.hadoop.hdfs.server.namenode.INodesInPath:getLastINode() #224
+---[0.002785ms]
org.apache.hadoop.hdfs.server.namenode.INode:getStoragePolicyID() #230
+---[0.002236ms]
org.apache.hadoop.hdfs.server.namenode.INode:isDirectory() #233
+---[0.002919ms]
org.apache.hadoop.hdfs.server.namenode.INode:asDirectory() #242
+---[0.003408ms]
org.apache.hadoop.hdfs.server.namenode.INodeDirectory:getChildrenList() #243
+---[0.005942ms]
org.apache.hadoop.hdfs.server.namenode.INodeDirectory:nextChild() #244
+---[0.002467ms] org.apache.hadoop.hdfs.util.ReadOnlyList:size() #245
+---[0.005481ms]
org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #247
+---[0.002176ms]
org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #248
+---[min=0.00211ms,max=0.005157ms,total=2.247572ms,count=1000]
org.apache.hadoop.hdfs.util.ReadOnlyList:get() #252
+---[min=0.001946ms,max=0.005411ms,total=2.041715ms,count=1000]
org.apache.hadoop.hdfs.server.namenode.INode:isSymlink() #253
+---[min=0.002176ms,max=0.005426ms,total=2.264472ms,count=1000]
org.apache.hadoop.hdfs.server.namenode.INode:getLocalStoragePolicyID() #254
+---[min=0.002251ms,max=0.006849ms,total=2.351935ms,count=1000]
org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getStoragePolicyID()
#95
+---[min=0.006091ms,max=0.012333ms,total=6.439434ms,count=1000]
org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:createFileStatus()
#257
+---[min=0.00269ms,max=0.004995ms,total=2.788194ms,count=1000]
org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus:getLocatedBlocks() #265
+---[0.003234ms]
org.apache.hadoop.hdfs.protocol.DirectoryListing:() #274
`---[0.002457ms]
org.apache.hadoop.hdfs.server.namenode.FSDirectory:readUnlock() #277
{code}
was:
In production cluster when call getListing very frequent. The processing time
of rpc request is very high. we try to optimize the performance of getListing
request.
After some check, we found that, even the source and child is dir, the
getListing request also call getLocatedBlocks.
{code:java}
`---ts=2021-05-27 14:19:15;thread_name=IPC Server handler 86 on
25000;id=e6;is_daemon=true;priority=5;TCCL=sun.misc.Launcher$AppClassLoader@5fcfe4b2
`---[35.068532ms]
org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getListing()
+---[0.003542ms]
org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathComponents() #214
+---[0.003053ms]
org.apache.hadoop.hdfs.server.namenode.FSDirectory:isExactReservedName() #95
+---[0.002938ms]
org.apache.hadoop.hdfs.server.namenode.FSDirectory:readLock() #218
+---[0.00252ms]
org.apache.hadoop.hdfs.server.namenode.INodesInPath:isDotSnapshotDir() #220
+---[0.002788ms]
org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathSnapshotId() #223
+---[0.002905ms]
org.apache.hadoop.hdfs.server.namenode.INodesInPath:getLastINode() #224
+---[0.002785ms]
org.apache.hadoop.hdfs.server.namenode.INode:getStoragePolicyID() #230
+---[0.002236ms]
org.apache.hadoop.hdfs.server.namenode.INode:isDirectory() #233
+---[0.002919ms]
org.apache.hadoop.hdfs.server.namenode.INode:asDirectory() #242
+---[0.003408ms]
org.apache.hadoop.hdfs.server.namenode.INodeDirectory:getChildrenList() #243
+---[0.005942ms]
[jira] [Updated] (HDFS-16044) getListing call getLocatedBlocks even source is a directory
[
https://issues.apache.org/jira/browse/HDFS-16044?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
ludun updated HDFS-16044:
-
Attachment: HDFS-16044.00.patch
> getListing call getLocatedBlocks even source is a directory
> ---
>
> Key: HDFS-16044
> URL: https://issues.apache.org/jira/browse/HDFS-16044
> Project: Hadoop HDFS
> Issue Type: Bug
>Reporter: ludun
>Assignee: ludun
>Priority: Major
> Attachments: HDFS-16044.00.patch
>
>
> In production cluster when call getListing very frequent. The processing
> time of rpc request is very high. we try to optimize the performance of
> getListing request.
> After some check, we found that, even the source and child is dir, the
> getListing request also call getLocatedBlocks.
> {code:java}
> `---ts=2021-05-27 14:19:15;thread_name=IPC Server handler 86 on
> 25000;id=e6;is_daemon=true;priority=5;TCCL=sun.misc.Launcher$AppClassLoader@5fcfe4b2
> `---[35.068532ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getListing()
> +---[0.003542ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathComponents() #214
> +---[0.003053ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:isExactReservedName() #95
> +---[0.002938ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:readLock() #218
> +---[0.00252ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:isDotSnapshotDir() #220
> +---[0.002788ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getPathSnapshotId() #223
> +---[0.002905ms]
> org.apache.hadoop.hdfs.server.namenode.INodesInPath:getLastINode() #224
> +---[0.002785ms]
> org.apache.hadoop.hdfs.server.namenode.INode:getStoragePolicyID() #230
> +---[0.002236ms]
> org.apache.hadoop.hdfs.server.namenode.INode:isDirectory() #233
> +---[0.002919ms]
> org.apache.hadoop.hdfs.server.namenode.INode:asDirectory() #242
> +---[0.003408ms]
> org.apache.hadoop.hdfs.server.namenode.INodeDirectory:getChildrenList() #243
> +---[0.005942ms]
> org.apache.hadoop.hdfs.server.namenode.INodeDirectory:nextChild() #244
> +---[0.002467ms] org.apache.hadoop.hdfs.util.ReadOnlyList:size() #245
> +---[0.005481ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #247
> +---[0.002176ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:getLsLimit() #248
> +---[min=0.00211ms,max=0.005157ms,total=2.247572ms,count=1000]
> org.apache.hadoop.hdfs.util.ReadOnlyList:get() #252
> +---[min=0.001946ms,max=0.005411ms,total=2.041715ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.INode:isSymlink() #253
> +---[min=0.002176ms,max=0.005426ms,total=2.264472ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.INode:getLocalStoragePolicyID() #254
> +---[min=0.002251ms,max=0.006849ms,total=2.351935ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:getStoragePolicyID()
> #95
> +---[min=0.006091ms,max=0.012333ms,total=6.439434ms,count=1000]
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp:createFileStatus()
> #257
> +---[min=0.00269ms,max=0.004995ms,total=2.788194ms,count=1000]
> org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus:getLocatedBlocks() #265
> +---[0.003234ms]
> org.apache.hadoop.hdfs.protocol.DirectoryListing:() #274
> `---[0.002457ms]
> org.apache.hadoop.hdfs.server.namenode.FSDirectory:readUnlock() #277
> {code}
--
This message was sent by Atlassian Jira
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