[jira] [Updated] (HDFS-14823) BlockReaderRemote#readNextPacket jitter

2019-09-04 Thread Lisheng Sun (Jira) 


 [ 
https://issues.apache.org/jira/browse/HDFS-14823?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Lisheng Sun updated HDFS-14823:
---
Description: 
When use the ycsb for pressure test of remote read, I found continuous jitter 
in hbaseclient read.
Through monitoring indicators, it is found that readnextpacket is always 
jittering.

> BlockReaderRemote#readNextPacket  jitter 
> -
>
> Key: HDFS-14823
> URL: https://issues.apache.org/jira/browse/HDFS-14823
> Project: Hadoop HDFS
>  Issue Type: Bug
>Affects Versions: 3.1.0
>Reporter: Lisheng Sun
>Priority: Major
> Attachments: 95-percentile_readAll.png, 
> 95-percentile_readNextPacket.png, 99-percentile_readAll.png, 
> 99-percentile_readNextPacket.png, CPS-1-min_readAll.png, 
> CPS-1-min_readNextPacket.png, regionserver_gc.png, remote_read_qps.png
>
>
> When use the ycsb for pressure test of remote read, I found continuous jitter 
> in hbaseclient read.
> Through monitoring indicators, it is found that readnextpacket is always 
> jittering.



--
This message was sent by Atlassian Jira
(v8.3.2#803003)

-
To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org
For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org

[jira] [Updated] (HDFS-14823) BlockReaderRemote#readNextPacket jitter

2019-09-04 Thread Lisheng Sun (Jira) 


 [ 
https://issues.apache.org/jira/browse/HDFS-14823?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Lisheng Sun updated HDFS-14823:
---
Description: 
When use the ycsb for pressure test of remote read, I found continuous jitter 
in hbaseclient read.
Through monitoring indicators, it is found that readNextPacket is always 
jittering.

  was:
When use the ycsb for pressure test of remote read, I found continuous jitter 
in hbaseclient read.
Through monitoring indicators, it is found that readnextpacket is always 
jittering.


> BlockReaderRemote#readNextPacket  jitter 
> -
>
> Key: HDFS-14823
> URL: https://issues.apache.org/jira/browse/HDFS-14823
> Project: Hadoop HDFS
>  Issue Type: Bug
>Affects Versions: 3.1.0
>Reporter: Lisheng Sun
>Priority: Major
> Attachments: 95-percentile_readAll.png, 
> 95-percentile_readNextPacket.png, 99-percentile_readAll.png, 
> 99-percentile_readNextPacket.png, CPS-1-min_readAll.png, 
> CPS-1-min_readNextPacket.png, regionserver_gc.png, remote_read_qps.png
>
>
> When use the ycsb for pressure test of remote read, I found continuous jitter 
> in hbaseclient read.
> Through monitoring indicators, it is found that readNextPacket is always 
> jittering.



--
This message was sent by Atlassian Jira
(v8.3.2#803003)

-
To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org
For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org

[jira] [Updated] (HDFS-14823) BlockReaderRemote#readNextPacket jitter

2019-09-04 Thread Lisheng Sun (Jira) 


 [ 
https://issues.apache.org/jira/browse/HDFS-14823?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Lisheng Sun updated HDFS-14823:
---
Attachment: remote_read_qps.png
regionserver_gc.png

> BlockReaderRemote#readNextPacket  jitter 
> -
>
> Key: HDFS-14823
> URL: https://issues.apache.org/jira/browse/HDFS-14823
> Project: Hadoop HDFS
>  Issue Type: Bug
>Affects Versions: 3.1.0
>Reporter: Lisheng Sun
>Priority: Major
> Attachments: 95-percentile_readAll.png, 
> 95-percentile_readNextPacket.png, 99-percentile_readAll.png, 
> 99-percentile_readNextPacket.png, CPS-1-min_readAll.png, 
> CPS-1-min_readNextPacket.png, regionserver_gc.png, remote_read_qps.png
>
>




--
This message was sent by Atlassian Jira
(v8.3.2#803003)

-
To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org
For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org

[jira] [Updated] (HDFS-14823) BlockReaderRemote#readNextPacket jitter

2019-09-04 Thread Lisheng Sun (Jira) 


 [ 
https://issues.apache.org/jira/browse/HDFS-14823?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Lisheng Sun updated HDFS-14823:
---
Attachment: 99-percentile_readNextPacket.png
99-percentile_readAll.png
95-percentile_readNextPacket.png
95-percentile_readAll.png

> BlockReaderRemote#readNextPacket  jitter 
> -
>
> Key: HDFS-14823
> URL: https://issues.apache.org/jira/browse/HDFS-14823
> Project: Hadoop HDFS
>  Issue Type: Bug
>Affects Versions: 3.1.0
>Reporter: Lisheng Sun
>Priority: Major
> Attachments: 95-percentile_readAll.png, 
> 95-percentile_readNextPacket.png, 99-percentile_readAll.png, 
> 99-percentile_readNextPacket.png, CPS-1-min_readAll.png, 
> CPS-1-min_readNextPacket.png
>
>




--
This message was sent by Atlassian Jira
(v8.3.2#803003)

-
To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org
For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org

[jira] [Updated] (HDFS-14823) BlockReaderRemote#readNextPacket jitter

2019-09-04 Thread Lisheng Sun (Jira) 


 [ 
https://issues.apache.org/jira/browse/HDFS-14823?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Lisheng Sun updated HDFS-14823:
---
Attachment: CPS-1-min_readNextPacket.png
CPS-1-min_readAll.png

> BlockReaderRemote#readNextPacket  jitter 
> -
>
> Key: HDFS-14823
> URL: https://issues.apache.org/jira/browse/HDFS-14823
> Project: Hadoop HDFS
>  Issue Type: Bug
>Affects Versions: 3.1.0
>Reporter: Lisheng Sun
>Priority: Major
> Attachments: 95-percentile_readAll.png, 
> 95-percentile_readNextPacket.png, 99-percentile_readAll.png, 
> 99-percentile_readNextPacket.png, CPS-1-min_readAll.png, 
> CPS-1-min_readNextPacket.png
>
>




--
This message was sent by Atlassian Jira
(v8.3.2#803003)

-
To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org
For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org