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37 lines
1.4 KiB
Bash
Executable File
37 lines
1.4 KiB
Bash
Executable File
#!/bin/bash
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#
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# script: rc.modules.local
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#
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# The Linux kernel source is the best place to look for documentation
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# for the many available kernel modules. This can be found under
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# /usr/src/linux-$VERSION/Documentation/.
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# Almost all necessary modules are automatically loaded when needed,
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# but there are a few exceptions. Here's a (not all-inclusive) list,
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# so uncomment any of the below entries or add others as needed:
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# Note that you could also create/edit rc.modules-$version if you
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# only wanted specific modules loaded for particular kernels.
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#/sbin/modprobe tun # Universal TUN/TAP device driver
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#/sbin/modprobe sg # Generic SCSI support for SATA DVD-RW
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# LimeTech - set default zfs arc size to 1/8 total memory
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# Bergware - modified for Unraid OS, October 2023
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# MemTotal is reported in units of 1024, SIZE needs to be bytes
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SIZE="$(awk '/MemTotal/{print $(NF-1)*128}' /proc/meminfo)"
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CONF="/etc/modprobe.d/zfs.conf"
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echo "# LimeTech - Default ARC size is MemTotal/8 (in bytes)" >$CONF
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echo "options zfs zfs_arc_max=$SIZE" >>$CONF
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# LimeTech - grab any user defined module conf files
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MODPROBE="/boot/config/modprobe.d"
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if [[ -d $MODPROBE ]]; then
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find $MODPROBE -type f -exec install -p -m 0644 "{}" /etc/modprobe.d \;
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fi
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# LimeTech - grab any user downloaded module firmware files
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FIRMWARE="/boot/config/firmware"
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[[ -d $FIRMWARE ]] && cp -rpn $FIRMWARE/* /lib/firmware
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