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common/: dig, gzip, rm, sort, zfs, zpool linux/: apt-get, shutdown osx/: airport, caffeinate, diskutil, networksetup open, pgrep, qlmanage, say, shutdown, sysctl, system_profiler Edits to existing pages: curl: Added simple download example find: Added iname and size exmaples grep: Edited -c description ps: Added wide lines example ssh: edited -D description, added simple port forwarding example unzip: added list option
24 lines
411 B
Markdown
24 lines
411 B
Markdown
# sysctl
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> Access kernel state information
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- Show all available variables and their values
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`sysctl -a`
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- Show Apple model identifier
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`sysctl -n hw.model`
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- Show CPU model
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`sysctl -n machdep.cpu.brand_string`
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- Show available CPU features (MMX, SSE, SSE2, SSE3, AES, etc)
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`sysctl -n machdep.cpu.feature`
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- Set a changeable kernel state variable
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`sysctl -w name=value`
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`sysctl -w kern.maxfiles=15000`
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