Zoltan Martonka has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/24901 )

Change subject: KUDU-2874 Add option to allow huge cells.
......................................................................


Patch Set 4:

(3 comments)

http://gerrit.cloudera.org:8080/#/c/24901/3/src/kudu/tablet/tablet.cc
File src/kudu/tablet/tablet.cc:

http://gerrit.cloudera.org:8080/#/c/24901/3/src/kudu/tablet/tablet.cc@1475
PS3, Line 1475:       default:
> The switch only accounts for INSERT/INSERT_IGNORE/UPSERT/UPSERT_IGNORE (UPD
Update added in:
https://gerrit.cloudera.org/c/24966


http://gerrit.cloudera.org:8080/#/c/24901/3/src/kudu/tablet/tablet_metadata.cc
File src/kudu/tablet/tablet_metadata.cc:

http://gerrit.cloudera.org:8080/#/c/24901/3/src/kudu/tablet/tablet_metadata.cc@1047
PS3, Line 1047: }
> Nothing in this patch prevents allow_huge from being reset to NOT_ALLOWED (
This won't be the only thing allowing the user to shoot itself in the foot. It 
is a table level setting, I will remove the obsolete todo.
I don't know if it can be made "safe". User should understand what the flag 
does, and not carelessly remove it from an already huge table.


http://gerrit.cloudera.org:8080/#/c/24901/3/src/kudu/tserver/tablet_service.cc
File src/kudu/tserver/tablet_service.cc:

http://gerrit.cloudera.org:8080/#/c/24901/3/src/kudu/tserver/tablet_service.cc@3242
PS3, Line 3242:   if (tablet_metadata->allows_huge_cells()) {
> allows_huge_cells() takes data_lock_ (a simple_spinlock, see tablet_metadat
I switched to a cached atomic.



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Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I8a736933cbe58b7a174fac629b0e8b3d3bd72c18
Gerrit-Change-Number: 24901
Gerrit-PatchSet: 4
Gerrit-Owner: Zoltan Martonka <[email protected]>
Gerrit-Reviewer: Alexey Serbin <[email protected]>
Gerrit-Reviewer: Ashwani Raina <[email protected]>
Gerrit-Reviewer: Kudu Jenkins (120)
Gerrit-Reviewer: Marton Greber <[email protected]>
Gerrit-Reviewer: Zoltan Martonka <[email protected]>
Gerrit-Comment-Date: Mon, 28 Sep 2026 13:49:30 +0000
Gerrit-HasComments: Yes

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