Hi guys,

Been using 6.18 kernel and i have noticed that there is some memory leak.
Currently mapple_node takes 86GB when server does not do much.
I do not see that issue on 6.17 kernel at all.

Total 1000 GB memory
ASRockRack GENOA2D24G-2L
2x AMD EPYC 9654 96-Core Processor
Running Proxmox 9


 Active / Total Objects (% used)    : 472110239 / 472257124 (100.0%)
 Active / Total Slabs (% used)      : 7385489 / 7385489 (100.0%)
 Active / Total Caches (% used)     : 164 / 231 (71.0%)
 Active / Total Size (% used)       : 95486861.00K / 95528053.72K (100.0%)
 Minimum / Average / Maximum Object : 0.01K / 0.20K / 8.06K

  OBJS ACTIVE  USE OBJ SIZE  SLABS OBJ/SLAB CACHE SIZE NAME
345907216 345897683  99%    0.25K 5404801       64  86476816K maple_node
120873408 120841337  99%    0.06K 1888647       64   7554588K dmaengine-unmap-2
224256 223324  99%    0.01K    438      512      1752K kmalloc-8
224040 224040 100%    0.13K   3734       60     29872K kernfs_node_cache
196608 196608 100%    0.01K    384      512      1536K kmalloc-cg-8
196160 166455  84%    0.50K   3065       64     98080K kmalloc-512


[image: slabtop.png]

[image: htop.png]


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