[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16925459#comment-16925459 ] Hadoop QA commented on HDFS-13762: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16919484#comment-16919484 ] Hadoop QA commented on HDFS-13762: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16919347#comment-16919347 ] Feilong He commented on HDFS-13762: --- [^HDFS_Persistent_Memory_Cache_Perf_Results.pdf] has been

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16907240#comment-16907240 ] Feilong He commented on HDFS-13762: --- [~aajisaka], thanks for your comment. We are preparing refreshed

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16902670#comment-16902670 ] Akira Ajisaka commented on HDFS-13762: -- In [^SCM_Cache_Perf_Results-v1.pdf], DFSIO 1TB sequential

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16898508#comment-16898508 ] Feilong He commented on HDFS-13762: --- Thanks [~jojochuang] for your attention on this Jira. Before

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16898357#comment-16898357 ] Wei-Chiu Chuang commented on HDFS-13762: Looks like this feature is completed. Is there anything

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16893359#comment-16893359 ] Feilong He commented on HDFS-13762: --- The release note has been added for this Jira. If I missed

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16888464#comment-16888464 ] Feilong He commented on HDFS-13762: --- [^SCMCacheDesign-2019-07-16.pdf] was uploaded. I added [~rakeshr]

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16888462#comment-16888462 ] Hadoop QA commented on HDFS-13762: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16883629#comment-16883629 ] Hadoop QA commented on HDFS-13762: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16883632#comment-16883632 ] Feilong He commented on HDFS-13762: --- [^SCMCacheDesign-2019-07-12.pdf] has been uploaded. It has some

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16827857#comment-16827857 ] Feilong He commented on HDFS-13762: --- As the subtask section shows, we divided this Jira into several

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16803745#comment-16803745 ] Hadoop QA commented on HDFS-13762: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16803729#comment-16803729 ] Feilong He commented on HDFS-13762: --- A new doc SCM_Cache_Perf_Results-2019-3-28.pdf was just uploaded.

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16803717#comment-16803717 ] Hadoop QA commented on HDFS-13762: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16802554#comment-16802554 ] Hadoop QA commented on HDFS-13762: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16802547#comment-16802547 ] Feilong He commented on HDFS-13762: --- I just uploaded SCMCacheTestPlan-2019-3-27.pdf. It's a test plan

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16801880#comment-16801880 ] Feilong He commented on HDFS-13762: --- I just uploaded SCMCacheDesign-2019-03-26.pdf. This design doc was

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16801878#comment-16801878 ] Hadoop QA commented on HDFS-13762: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16794885#comment-16794885 ] Feilong He commented on HDFS-13762: --- For the 4th subtask HDFS-14357, an initial patch has been

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16794413#comment-16794413 ] Feilong He commented on HDFS-13762: --- The patch for 3rd subtask HDFS-14356 has also been uploaded. It is

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16791679#comment-16791679 ] Feilong He commented on HDFS-13762: --- The patch for 2nd subtask HDFS-14355 is also available now. Please

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16790413#comment-16790413 ] Feilong He commented on HDFS-13762: --- The patch for 1st subtask is available. Please accesss the

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16789264#comment-16789264 ] Feilong He commented on HDFS-13762: --- Thanks everyone for your valuable comments on this work. After

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16789191#comment-16789191 ] Uma Maheswara Rao G commented on HDFS-13762: [~PhiloHe], Referring to my comment 1 above: I

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16773040#comment-16773040 ] Sammi Chen commented on HDFS-13762: --- Thanks [~PhiloHe] for continue working on this.  Here are some

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16772797#comment-16772797 ] Uma Maheswara Rao G commented on HDFS-13762: Thanks [~PhiloHe] for updating the patch. Please

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16768890#comment-16768890 ] Feilong He commented on HDFS-13762: --- [~jojochuang], thanks so much for your valuable comment. Your

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16762058#comment-16762058 ] Wei-Chiu Chuang commented on HDFS-13762: Thanks for the patch. I don't fully understand this

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16760451#comment-16760451 ] Jian Zhang commented on HDFS-13762: --- OOO, please expect slow email response. Jian > Support

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16760449#comment-16760449 ] Rakesh R commented on HDFS-13762: - Thanks [~PhiloHe] for the continuous efforts! {quote}Yes, it's a

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16741865#comment-16741865 ] Hadoop QA commented on HDFS-13762: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16741738#comment-16741738 ] Feilong He commented on HDFS-13762: --- The newly updated patch has been uploaded! Thanks [~rakeshr]! >

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16738919#comment-16738919 ] Feilong He commented on HDFS-13762: --- Update the patch according to the valuable suggestions from

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16736010#comment-16736010 ] Wei Zhou commented on HDFS-13762: - Hi [~rakeshr], thank you very much for reviewing the patch and the

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16733867#comment-16733867 ] Rakesh R commented on HDFS-13762: - [~zhouwei], [~Sammi], Great proposal, thanks for your work. [i) Few

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16726567#comment-16726567 ] Qiyuan Gong commented on HDFS-13762: Hi, [~zhouwei] . Can this patch be used on NVME SSD? > Support

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16723539#comment-16723539 ] Wei Zhou commented on HDFS-13762: - The test failures seems not related to this patch, thanks! > Support

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16722704#comment-16722704 ] Hadoop QA commented on HDFS-13762: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16720188#comment-16720188 ] Hadoop QA commented on HDFS-13762: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16719882#comment-16719882 ] Jian Zhang commented on HDFS-13762: --- OOO for business trip on WW50, please expect slow email response.

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16703128#comment-16703128 ] Hadoop QA commented on HDFS-13762: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16698609#comment-16698609 ] Hadoop QA commented on HDFS-13762: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16692668#comment-16692668 ] Hadoop QA commented on HDFS-13762: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16687505#comment-16687505 ] Hadoop QA commented on HDFS-13762: -- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem ||

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16687419#comment-16687419 ] Wei Zhou commented on HDFS-13762: - After discussed with [~Sammi] offline, I'll take over the

[jira] [Commented] (HDFS-13762) Support non-volatile storage class memory(SCM) in HDFS cache directives

[ https://issues.apache.org/jira/browse/HDFS-13762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16679912#comment-16679912 ] Sammi Chen commented on HDFS-13762: --- Initial patch with design document and test plan. All test cases