[kudu-CR] docs: add a note about RAID-0
Andrew Wong has submitted this change and it was merged. ( http://gerrit.cloudera.org:8080/11580 ) Change subject: docs: add a note about RAID-0 .. docs: add a note about RAID-0 Adds a note that a single RAID-0 device with multiple disks is not preferable to specifying multiple fs directories across multiple disks. Change-Id: Ibb17fae9459be04211bd0a7db6eca8e94e443f71 Reviewed-on: http://gerrit.cloudera.org:8080/11580 Reviewed-by: Adar Dembo Tested-by: Kudu Jenkins --- M docs/configuration.adoc 1 file changed, 5 insertions(+), 1 deletion(-) Approvals: Adar Dembo: Looks good to me, approved Kudu Jenkins: Verified -- To view, visit http://gerrit.cloudera.org:8080/11580 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: kudu Gerrit-Branch: master Gerrit-MessageType: merged Gerrit-Change-Id: Ibb17fae9459be04211bd0a7db6eca8e94e443f71 Gerrit-Change-Number: 11580 Gerrit-PatchSet: 4 Gerrit-Owner: Andrew Wong Gerrit-Reviewer: Adar Dembo Gerrit-Reviewer: Alex Rodoni Gerrit-Reviewer: Andrew Wong Gerrit-Reviewer: Kudu Jenkins
[kudu-CR] docs: add a note about RAID-0
Adar Dembo has posted comments on this change. ( http://gerrit.cloudera.org:8080/11580 ) Change subject: docs: add a note about RAID-0 .. Patch Set 3: Code-Review+2 -- To view, visit http://gerrit.cloudera.org:8080/11580 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: kudu Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: Ibb17fae9459be04211bd0a7db6eca8e94e443f71 Gerrit-Change-Number: 11580 Gerrit-PatchSet: 3 Gerrit-Owner: Andrew Wong Gerrit-Reviewer: Adar Dembo Gerrit-Reviewer: Alex Rodoni Gerrit-Reviewer: Andrew Wong Gerrit-Reviewer: Kudu Jenkins Gerrit-Comment-Date: Thu, 04 Oct 2018 22:50:21 + Gerrit-HasComments: No
[kudu-CR] docs: add a note about RAID-0
Adar Dembo has posted comments on this change. ( http://gerrit.cloudera.org:8080/11580 ) Change subject: docs: add a note about RAID-0 .. Patch Set 2: (1 comment) http://gerrit.cloudera.org:8080/#/c/11580/2/docs/configuration.adoc File docs/configuration.adoc: http://gerrit.cloudera.org:8080/#/c/11580/2/docs/configuration.adoc@80 PS2, Line 80: If not specified, data blocks will : be placed in the directory specified by `--fs_wal_dir`. Nit: I'd put this ahead of the RAID note, since it deals with the semantics rather than the effects. -- To view, visit http://gerrit.cloudera.org:8080/11580 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: kudu Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: Ibb17fae9459be04211bd0a7db6eca8e94e443f71 Gerrit-Change-Number: 11580 Gerrit-PatchSet: 2 Gerrit-Owner: Andrew Wong Gerrit-Reviewer: Adar Dembo Gerrit-Reviewer: Alex Rodoni Gerrit-Reviewer: Andrew Wong Gerrit-Reviewer: Kudu Jenkins Gerrit-Comment-Date: Thu, 04 Oct 2018 22:33:34 + Gerrit-HasComments: Yes
[kudu-CR] docs: add a note about RAID-0
Andrew Wong has posted comments on this change. ( http://gerrit.cloudera.org:8080/11580 ) Change subject: docs: add a note about RAID-0 .. Patch Set 3: (1 comment) http://gerrit.cloudera.org:8080/#/c/11580/2/docs/configuration.adoc File docs/configuration.adoc: http://gerrit.cloudera.org:8080/#/c/11580/2/docs/configuration.adoc@80 PS2, Line 80: es rather than delegating the : striping to a RAID-0 array. > Nit: I'd put this ahead of the RAID note, since it deals with the semantics Done -- To view, visit http://gerrit.cloudera.org:8080/11580 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: kudu Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: Ibb17fae9459be04211bd0a7db6eca8e94e443f71 Gerrit-Change-Number: 11580 Gerrit-PatchSet: 3 Gerrit-Owner: Andrew Wong Gerrit-Reviewer: Adar Dembo Gerrit-Reviewer: Alex Rodoni Gerrit-Reviewer: Andrew Wong Gerrit-Reviewer: Kudu Jenkins Gerrit-Comment-Date: Thu, 04 Oct 2018 22:37:50 + Gerrit-HasComments: Yes
[kudu-CR] docs: add a note about RAID-0
Hello Alex Rodoni, Kudu Jenkins, Adar Dembo, I'd like you to reexamine a change. Please visit http://gerrit.cloudera.org:8080/11580 to look at the new patch set (#3). Change subject: docs: add a note about RAID-0 .. docs: add a note about RAID-0 Adds a note that a single RAID-0 device with multiple disks is not preferable to specifying multiple fs directories across multiple disks. Change-Id: Ibb17fae9459be04211bd0a7db6eca8e94e443f71 --- M docs/configuration.adoc 1 file changed, 5 insertions(+), 1 deletion(-) git pull ssh://gerrit.cloudera.org:29418/kudu refs/changes/80/11580/3 -- To view, visit http://gerrit.cloudera.org:8080/11580 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: kudu Gerrit-Branch: master Gerrit-MessageType: newpatchset Gerrit-Change-Id: Ibb17fae9459be04211bd0a7db6eca8e94e443f71 Gerrit-Change-Number: 11580 Gerrit-PatchSet: 3 Gerrit-Owner: Andrew Wong Gerrit-Reviewer: Adar Dembo Gerrit-Reviewer: Alex Rodoni Gerrit-Reviewer: Andrew Wong Gerrit-Reviewer: Kudu Jenkins
[kudu-CR] docs: add a note about RAID-0
Andrew Wong has posted comments on this change. ( http://gerrit.cloudera.org:8080/11580 ) Change subject: docs: add a note about RAID-0 .. Patch Set 2: Verified+1 Overriding -1 since this is a docs patch -- To view, visit http://gerrit.cloudera.org:8080/11580 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: kudu Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: Ibb17fae9459be04211bd0a7db6eca8e94e443f71 Gerrit-Change-Number: 11580 Gerrit-PatchSet: 2 Gerrit-Owner: Andrew Wong Gerrit-Reviewer: Adar Dembo Gerrit-Reviewer: Alex Rodoni Gerrit-Reviewer: Andrew Wong Gerrit-Reviewer: Kudu Jenkins Gerrit-Comment-Date: Thu, 04 Oct 2018 20:44:18 + Gerrit-HasComments: No
[kudu-CR] docs: add a note about RAID-0
Andrew Wong has removed a vote on this change. Change subject: docs: add a note about RAID-0 .. Removed Verified-1 by Kudu Jenkins (120) -- To view, visit http://gerrit.cloudera.org:8080/11580 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: kudu Gerrit-Branch: master Gerrit-MessageType: deleteVote Gerrit-Change-Id: Ibb17fae9459be04211bd0a7db6eca8e94e443f71 Gerrit-Change-Number: 11580 Gerrit-PatchSet: 2 Gerrit-Owner: Andrew Wong Gerrit-Reviewer: Adar Dembo Gerrit-Reviewer: Alex Rodoni Gerrit-Reviewer: Andrew Wong Gerrit-Reviewer: Kudu Jenkins
[kudu-CR] docs: add a note about RAID-0
Adar Dembo has posted comments on this change. ( http://gerrit.cloudera.org:8080/11580 ) Change subject: docs: add a note about RAID-0 .. Patch Set 1: (1 comment) http://gerrit.cloudera.org:8080/#/c/11580/1/docs/configuration.adoc File docs/configuration.adoc: http://gerrit.cloudera.org:8080/#/c/11580/1/docs/configuration.adoc@76 PS1, Line 76: Note that while RAID-0 : devices with multiple drives may perform better than single drives, using a : single RAID-0 device instead of specifying multiple data directories may reduce : the amount of parallelism with which Kudu can operate. Maybe: "Note that while a single data directory backed by a RAID-0 device will outperform a single data directory backed by a single device, it is better to let Kudu manage its own striping over multiple storage devices rather than delegating the striping to a RAID-0 array." -- To view, visit http://gerrit.cloudera.org:8080/11580 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: kudu Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: Ibb17fae9459be04211bd0a7db6eca8e94e443f71 Gerrit-Change-Number: 11580 Gerrit-PatchSet: 1 Gerrit-Owner: Andrew Wong Gerrit-Reviewer: Adar Dembo Gerrit-Reviewer: Kudu Jenkins Gerrit-Comment-Date: Thu, 04 Oct 2018 19:56:10 + Gerrit-HasComments: Yes
[kudu-CR] docs: add a note about RAID-0
Hello Alex Rodoni, Kudu Jenkins, Adar Dembo, I'd like you to reexamine a change. Please visit http://gerrit.cloudera.org:8080/11580 to look at the new patch set (#2). Change subject: docs: add a note about RAID-0 .. docs: add a note about RAID-0 Adds a note that a single RAID-0 device with multiple disks is not preferable to specifying multiple fs directories across multiple disks. Change-Id: Ibb17fae9459be04211bd0a7db6eca8e94e443f71 --- M docs/configuration.adoc 1 file changed, 6 insertions(+), 2 deletions(-) git pull ssh://gerrit.cloudera.org:29418/kudu refs/changes/80/11580/2 -- To view, visit http://gerrit.cloudera.org:8080/11580 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: kudu Gerrit-Branch: master Gerrit-MessageType: newpatchset Gerrit-Change-Id: Ibb17fae9459be04211bd0a7db6eca8e94e443f71 Gerrit-Change-Number: 11580 Gerrit-PatchSet: 2 Gerrit-Owner: Andrew Wong Gerrit-Reviewer: Adar Dembo Gerrit-Reviewer: Alex Rodoni Gerrit-Reviewer: Kudu Jenkins
[kudu-CR] docs: add a note about RAID-0
Andrew Wong has posted comments on this change. ( http://gerrit.cloudera.org:8080/11580 ) Change subject: docs: add a note about RAID-0 .. Patch Set 2: (3 comments) http://gerrit.cloudera.org:8080/#/c/11580/1/docs/configuration.adoc File docs/configuration.adoc: http://gerrit.cloudera.org:8080/#/c/11580/1/docs/configuration.adoc@77 PS1, Line 77: R > the ones with Went with a different sentence entirely. http://gerrit.cloudera.org:8080/#/c/11580/1/docs/configuration.adoc@76 PS1, Line 76: : Note that while a single data directory backed by a RAID-0 array will : outperform a single data directory backed by a single storage device, it is : better to let Kudu manage its own striping over multip > Maybe: "Note that while a single data directory backed by a RAID-0 device w Taken near-verbatim http://gerrit.cloudera.org:8080/#/c/11580/1/docs/configuration.adoc@76 PS1, Line 76: : Note that while a single data directory backed by a RAID-0 array will : outperform a single data directory backed by a single storage device, it is : better to let Kudu manage its own striping over multipl > Maybe put this in a separate Note paragraph below? I considered that, but I think here is more appropriate since we discuss striping already. -- To view, visit http://gerrit.cloudera.org:8080/11580 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: kudu Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: Ibb17fae9459be04211bd0a7db6eca8e94e443f71 Gerrit-Change-Number: 11580 Gerrit-PatchSet: 2 Gerrit-Owner: Andrew Wong Gerrit-Reviewer: Adar Dembo Gerrit-Reviewer: Alex Rodoni Gerrit-Reviewer: Andrew Wong Gerrit-Reviewer: Kudu Jenkins Gerrit-Comment-Date: Thu, 04 Oct 2018 20:01:14 + Gerrit-HasComments: Yes
[kudu-CR] docs: add a note about RAID-0
Alex Rodoni has posted comments on this change. ( http://gerrit.cloudera.org:8080/11580 ) Change subject: docs: add a note about RAID-0 .. Patch Set 1: (2 comments) http://gerrit.cloudera.org:8080/#/c/11580/1/docs/configuration.adoc File docs/configuration.adoc: http://gerrit.cloudera.org:8080/#/c/11580/1/docs/configuration.adoc@77 PS1, Line 77: the ones with http://gerrit.cloudera.org:8080/#/c/11580/1/docs/configuration.adoc@76 PS1, Line 76: Note that while RAID-0 : devices with multiple drives may perform better than single drives, using a : single RAID-0 device instead of specifying multiple data directories may reduce : the amount of parallelism with which Kudu can operate. Maybe put this in a separate Note paragraph below? -- To view, visit http://gerrit.cloudera.org:8080/11580 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: kudu Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: Ibb17fae9459be04211bd0a7db6eca8e94e443f71 Gerrit-Change-Number: 11580 Gerrit-PatchSet: 1 Gerrit-Owner: Andrew Wong Gerrit-Reviewer: Adar Dembo Gerrit-Reviewer: Alex Rodoni Gerrit-Reviewer: Kudu Jenkins Gerrit-Comment-Date: Thu, 04 Oct 2018 19:59:07 + Gerrit-HasComments: Yes
[kudu-CR] docs: add a note about RAID-0
Andrew Wong has uploaded this change for review. ( http://gerrit.cloudera.org:8080/11580 Change subject: docs: add a note about RAID-0 .. docs: add a note about RAID-0 Adds a note that a single RAID-0 device with multiple disks is not preferable to specifying multiple fs directories across multiple disks. Change-Id: Ibb17fae9459be04211bd0a7db6eca8e94e443f71 --- M docs/configuration.adoc 1 file changed, 4 insertions(+), 1 deletion(-) git pull ssh://gerrit.cloudera.org:29418/kudu refs/changes/80/11580/1 -- To view, visit http://gerrit.cloudera.org:8080/11580 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: kudu Gerrit-Branch: master Gerrit-MessageType: newchange Gerrit-Change-Id: Ibb17fae9459be04211bd0a7db6eca8e94e443f71 Gerrit-Change-Number: 11580 Gerrit-PatchSet: 1 Gerrit-Owner: Andrew Wong
