---
** [tickets:#8272] Really big artifact_feed queries**
**Status:** in-progress
**Milestone:** unreleased
**Labels:** performance
**Created:** Wed Mar 13, 2019 06:39 PM UTC by Dave Brondsema
**Last Updated:** Wed Mar 13, 2019 06:39 PM UTC
**Owner:** Dave Brondsema
Some discussions with lots of threads can cause artifact_feed queries that are
huge, like this:
```
2019-03-12T23:38:23.950+0000 I COMMAND [conn6349421] warning: log line
attempted (3226kB) over max size (10kB), printing beginning and end ... query
project-data.artifact_feed query: { $query: { ref_id: { $in: [
"forgediscussion/model/forum/ForumThread#00841475",
"forgediscussion/model/forum/ForumThread#00c62d67",
"forgediscussion/model/forum/ForumThread#007b66b8",
"forgediscussion/model/forum/ForumThread#00c67d7c",
"forgediscussion/model/forum/ForumThread#00c84065",
"forgediscussion/model/forum/ForumThread#004372fb", "forgediscussion/..........
/ForumThread#2f8fe61bcb", "forgediscussion/model/forum/ForumThread#e255b209ec",
"forgediscussion/model/forum/ForumThread#cf784149a4",
"forgediscussion/model/forum/ForumThread#94d83cb848",
"forgediscussion/model/forum/ForumThread#eb607a976b",
"forgediscussion/model/forum/ForumThread#48a736ec01",
"forgediscussion/model/forum/ForumThread#706e08a2b4",
"forgediscussion/model/forum/ForumThread#a8b9ad8eaf",
"forgediscussion/model/forum/ForumThread#8eaf24bc77",
"forgediscussion/model/forum/ForumThread#32d92622f7" ] } }, $orderby: {
pubdate: -1 } } planSummary: IXSCAN { ref_id: 1, pubdate: -1 }, IXSCAN {
ref_id: 1, pubdate: -1 } cursorid:421910004086 ntoreturn:10 ntoskip:0
keysExamined:52445 docsExamined:8252 hasSortStage:1 keyUpdates:0
writeConflicts:0 numYields:411 nreturned:10 reslen:9110 locks:{ Global: {
acquireCount: { r: 824 } }, Database: { acquireCount: { r: 412 } }, Collection:
{ acquireCount: { r: 412 } } } 1758ms
```
---
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