From: Tytus Rogalewski <tytanick@gmail.com>
To: Liam.Howlett@oracle.com
Cc: aliceryhl@google.com, andrewjballance@gmail.com,
maple-tree@lists.infradead.org, linux-mm@kvack.org
Subject: Memory leak in 6.18
Date: Sun, 9 Nov 2025 23:36:26 +0100 [thread overview]
Message-ID: <CANfXJztHS4t=w+2Ogq=fHe4WS8CwOJgxog0ZSVf8C=9-4Xx0RA@mail.gmail.com> (raw)
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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
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--
tel. 790 202 300
*Tytus Rogalewski*
Dolina Krzemowa 6A
83-010 Jagatowo
NIP: 9570976234
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next reply other threads:[~2025-11-09 22:36 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-09 22:36 Tytus Rogalewski [this message]
[not found] ` <aRGAUjkKe_H1xc7H@hyeyoo>
2025-11-10 6:16 ` Harry Yoo
2025-11-10 16:47 ` Vlastimil Babka
2025-11-10 22:23 ` Vlastimil Babka
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