feat: 增加内存观测日志
- bin/maa-online-memlog: 每分钟采集一次服务 cgroup 匿名内存、swap 占用、进程 RSS、 以及大于 32 MB 的匿名映射数量(glibc arena 膨胀指纹),追加写入 logs/memlog.csv, 超过 5 MB 自动滚动并保留一代;同时输出一行到 journald - systemd/maa-online-memlog.service, maa-online-memlog.timer: 每分钟触发采集, Nice=10 避免影响流媒体负载 - bin/maa-online-install-systemd: 安装并启用观测定时器,安装提示补充内存日志路径 - README.md, user_config/README.md: 补充内存观测说明、字段表与查看命令 - .gitignore: 忽略运行期产生的 logs/
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[Unit]
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Description=Sample MAA Online server memory every minute
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[Timer]
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OnBootSec=1min
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OnUnitActiveSec=1min
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AccuracySec=5s
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Persistent=false
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Unit=maa-online-memlog.service
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[Install]
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WantedBy=timers.target
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