Memory leak when generating thumbnails

[Nisekoi5]

LRR Version and OS
TrueNAS Scale 25.04.1 ( based on Debian, Kernel 6.12.15-production+truenas), Install via Docker (v0.9.50)

yaml

services:
  lanraragi:
    container_name: lanraragi
    deploy:
      resources:
        limits:
          cpus: '16'
    environment:
      - PUID=568
      - GUID=568
      - LRR_UID=568
      - LRR_GID=568
    image: difegue/lanraragi
    ports:
      - '3000:3000'
    restart: unless-stopped
    volumes:
      - /mnt/xxx:/home/koyomi/lanraragi/content
      - /mnt/xxx:/home/koyomi/lanraragi/thumb
      - /mnt/xxx:/home/koyomi/lanraragi/database
      - /mnt/xxx:/home/koyomi/lanraragi/lib/LANraragi/Plugin/Sideloaded

Bug Details
A large number of processes are not terminated and occupy a large amount of memory
Initial memory usage after restarting the container

59e6d788794f   lanraragi                      0.09%     258.4MiB / 15.62GiB   1.62%     18.4kB / 25.6kB   872kB / 0B    57

view 10 galleries

59e6d788794f   lanraragi                      0.28%     774.7MiB / 15.62GiB   4.84%     367kB / 42.9MB    75.3MB / 0B   367

View more

59e6d788794f   lanraragi                      0.10%     2.246GiB / 15.62GiB   14.38%    4.54MB / 726MB    1.25GB / 0B   1111

Even if you close all pages Memory usage won't drop to a reasonable level
At this time, a huge number of lanraragi processes are running, They do nothing. They just take up memory.(Reference picture attachment)

>  ps -aux |grep lanrara | wc -l
161

The most significant memory usage increase is when accessing a gallery without thumbnails, which may be due to a problem in the thumbnail generation process.
And the log is accompanied by a lot of Extracting thumbnail for
Matching Logs

[2025-08-21 09:35:06] [Archives] [debug] Thumbnail for page 1 doesn't exist (path: /home/koyomi/lanraragi/thumb/b2/b275881b6e1c536b4214257bae71c3233ed332e6/1.jpg or force=0), queueing job.
[2025-08-21 09:35:06] [PageCache] [debug] Cache MISS for page/b275881b6e1c536b4214257bae71c3233ed332e6/212_P215.jpg
[2025-08-21 09:35:06] [Archive] [debug] Found file 210_P212.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Found file 210_P213.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Found file 212_P215.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [PageCache] [debug] Put page/b275881b6e1c536b4214257bae71c3233ed332e6/210_P212.jpg
[2025-08-21 09:35:06] [File Serving] [debug] Page /b275881b6e1c536b4214257bae71c3233ed332e6/210_P212.jpg was requested
[2025-08-21 09:35:06] [File Serving] [debug] Data size:1687514
[2025-08-21 09:35:06] [PageCache] [debug] Fetch page/b275881b6e1c536b4214257bae71c3233ed332e6/210_P212.jpg
[2025-08-21 09:35:06] [PageCache] [debug] Cache MISS for page/b275881b6e1c536b4214257bae71c3233ed332e6/210_P212.jpg
[2025-08-21 09:35:06] [PageCache] [debug] Put page/b275881b6e1c536b4214257bae71c3233ed332e6/210_P213.jpg
[2025-08-21 09:35:06] [Archive] [debug] Found file 210_P212.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [PageCache] [debug] Put page/b275881b6e1c536b4214257bae71c3233ed332e6/212_P215.jpg
[2025-08-21 09:35:06] [File Serving] [debug] Data size:1808060
[2025-08-21 09:35:06] [File Serving] [debug] Page /b275881b6e1c536b4214257bae71c3233ed332e6/211_P214.jpg was requested
[2025-08-21 09:35:06] [PageCache] [debug] Fetch page/b275881b6e1c536b4214257bae71c3233ed332e6/211_P214.jpg
[2025-08-21 09:35:06] [PageCache] [debug] Cache MISS for page/b275881b6e1c536b4214257bae71c3233ed332e6/211_P214.jpg
[2025-08-21 09:35:06] [File Serving] [debug] Data size:1556632
[2025-08-21 09:35:06] [Archive] [debug] Found file 211_P214.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [File Serving] [debug] Page /b275881b6e1c536b4214257bae71c3233ed332e6/211_P214.jpg was requested
[2025-08-21 09:35:06] [PageCache] [debug] Fetch page/b275881b6e1c536b4214257bae71c3233ed332e6/211_P214.jpg
[2025-08-21 09:35:06] [PageCache] [debug] Cache MISS for page/b275881b6e1c536b4214257bae71c3233ed332e6/211_P214.jpg
[2025-08-21 09:35:06] [Archive] [debug] Found file 211_P214.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [PageCache] [debug] Put page/b275881b6e1c536b4214257bae71c3233ed332e6/210_P212.jpg
[2025-08-21 09:35:06] [File Serving] [debug] Data size:1687514
[2025-08-21 09:35:06] [PageCache] [debug] Put page/b275881b6e1c536b4214257bae71c3233ed332e6/211_P214.jpg
[2025-08-21 09:35:06] [File Serving] [debug] Data size:1669709
[2025-08-21 09:35:06] [File Serving] [debug] Page /b275881b6e1c536b4214257bae71c3233ed332e6/210_P213.jpg was requested
[2025-08-21 09:35:06] [PageCache] [debug] Fetch page/b275881b6e1c536b4214257bae71c3233ed332e6/210_P213.jpg
[2025-08-21 09:35:06] [PageCache] [debug] Cache MISS for page/b275881b6e1c536b4214257bae71c3233ed332e6/210_P213.jpg
[2025-08-21 09:35:06] [Archive] [debug] Found file 210_P213.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [PageCache] [debug] Put page/b275881b6e1c536b4214257bae71c3233ed332e6/211_P214.jpg
[2025-08-21 09:35:06] [File Serving] [debug] Data size:1669709
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 3 from 211_P214.jpg
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 1 from 210_P212.jpg
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 9 from 217_P220.jpg
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 7 from 215_P218.jpg
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 5 from 213_P216.jpg
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 11 from 219_P222.jpg
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 13 from 221_P224.jpg
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 15 from 223_P226.jpg
[2025-08-21 09:35:06] [Archive] [debug] Found file 211_P214.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Found file 210_P212.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Found file 215_P218.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Found file 213_P216.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Found file 219_P222.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Found file 217_P220.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [PageCache] [debug] Put page/b275881b6e1c536b4214257bae71c3233ed332e6/210_P213.jpg
[2025-08-21 09:35:06] [Archive] [debug] Found file 223_P226.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Found file 221_P224.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [File Serving] [debug] Data size:1808060
[2025-08-21 09:35:06] [File Serving] [debug] Page /b275881b6e1c536b4214257bae71c3233ed332e6/212_P215.jpg was requested
[2025-08-21 09:35:06] [PageCache] [debug] Fetch page/b275881b6e1c536b4214257bae71c3233ed332e6/212_P215.jpg
[2025-08-21 09:35:06] [PageCache] [debug] Cache MISS for page/b275881b6e1c536b4214257bae71c3233ed332e6/212_P215.jpg
[2025-08-21 09:35:06] [Archive] [debug] Found file 212_P215.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 4 from 212_P215.jpg
[2025-08-21 09:35:06] [PageCache] [debug] Put page/b275881b6e1c536b4214257bae71c3233ed332e6/212_P215.jpg
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 10 from 218_P221.jpg
[2025-08-21 09:35:06] [Archive] [debug] Found file 212_P215.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [File Serving] [debug] Data size:1556632
[2025-08-21 09:35:06] [Archive] [debug] Found file 218_P221.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 16 from 224_P227.jpg
[2025-08-21 09:35:06] [Archive] [debug] Found file 224_P227.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 14 from 222_P225.jpg
[2025-08-21 09:35:06] [Archive] [debug] Found file 222_P225.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 2 from 210_P213.jpg
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 6 from 214_P217.jpg
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 8 from 216_P219.jpg
[2025-08-21 09:35:06] [Archive] [debug] Found file 210_P213.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Found file 214_P217.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Found file 216_P219.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 12 from 220_P223.jpg
[2025-08-21 09:35:06] [Archive] [debug] Found file 220_P223.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 17 from 225_P228.jpg
[2025-08-21 09:35:06] [Archive] [debug] Found file 225_P228.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 19 from 227_P230.jpg
[2025-08-21 09:35:06] [Archive] [debug] Found file 227_P230.jpg in archive /home/koyomi/lanraragi/content/Example.zip
[2025-08-21 09:35:06] [Archive] [debug] Extracting thumbnail for b275881b6e1c536b4214257bae71c3233ed332e6 page 18 from 226_P229.jpg
[2025-08-21 09:35:06] [Archive] [debug] Found file 226_P229.jpg in archive /home/koyomi/lanraragi/content/Example.zip

Screenshots