Dwarf Fortress Bug Tracker - Dwarf Fortress
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IDProjectCategoryView StatusDate SubmittedLast Update
0010602Dwarf FortressDwarf Mode -- Interface, Generalpublic2018-03-04 15:352018-03-06 09:31
ReporterMagnani 
Assigned ToLoci 
PrioritylowSeverityminorReproducibilityN/A
StatusresolvedResolutionduplicate 
PlatformPCOSLinuxOS VersionManjaro
Product Version0.44.05 
Target VersionFixed in Version 
Summary0010602: FPS death after immigrations
DescriptionAfter fortress reach population of 51, fps drop to 0000003:0000002.
Here my pc:
https://www.amazon.it/gp/product/B01I7AABR6/ref=oh_aui_detailpage_o05_s00?ie=UTF8&psc=1 [^]
Since others fortress run at max FPS with 20~40 dwarf, I think it could be a bug.
Vanilla df (Lazy newb pack)
Ironhand graphics.

Here save folder uploaded on dffd:
http://dffd.bay12games.com/file.php?id=13540 [^]
Steps To Reproduce--
Additional Information
TagsNo tags attached.
Relationships
duplicate of 0000797confirmed Footkerchief Animals/pets repeatedly try to find path through pet-locked/"tightly closed" doors, causing lag 
Attached Files
Issue History
Date ModifiedUsernameFieldChange
2018-03-04 15:35MagnaniNew Issue
2018-03-06 04:39PatrikLundellNote Added: 0037859
2018-03-06 09:31LociNote Added: 0037860
2018-03-06 09:31LociRelationship addedduplicate of 0000797
2018-03-06 09:31LociStatusnew => resolved
2018-03-06 09:31LociResolutionopen => duplicate
2018-03-06 09:31LociAssigned To => Loci

Notes
(0037859)
PatrikLundell   
2018-03-06 04:39   
It's caused by a known bug. The cave swallow down in the caverns is trying to pass through a pet locked door, and that causes it to constantly try to pass through the door, fail, retry...

The bug is reported as 0000797.

Pet unlock the door and the swallow zips away with the FPS normal.
(0037860)
Loci   
2018-03-06 09:31   
Thanks PatrikLundell!