John Starich JohnStarich

Linux Disk Benchmark

Runs fio to benchmark similar metrics to KDiskMark and CrystalDiskMark.

This produces results like the one below for easy comparison to existing tools, though when a GUI is not available or convenient.

fiotest-1024m:
Benchmark           Bandwidth
Read-Seq1M-Q8T1 5518 Mbps ( 690 IOPS)

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	const videos =
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	Array.from(document.querySelectorAll('iframe'))
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	const comments =

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	let emptyMillis = 0;
	const delayMillis = 250;
	const interval = setInterval(() => {
	const elems = document.querySelectorAll('.pagination-loader-container button[type="submit"]');

	#!/usr/bin/env bash
	# Currently works on macOS. Can work with other OS's if the path to
	# Chrome's (or Chromium's) executable is changed.

	dir=~/.config/chrome-no-cors
	mkdir -p "$dir"

	"/Applications/Google Chrome.app/Contents/MacOS/Google Chrome" \
	--disable-web-security \
	--user-data-dir="$dir" \

	var (
	ErrInvalid = syscall.EINVAL
	ErrPermission = fs.ErrPermission
	ErrExist = fs.ErrExist
	ErrNotExist = fs.ErrNotExist
	ErrClosed = fs.ErrClosed

	ErrIsDir = syscall.EISDIR
	ErrNotDir = syscall.ENOTDIR
	ErrNotEmpty = syscall.ENOTEMPTY

	// Equivalent helpers to io/fs
	func ReadDir(fs FS, name string) ([]DirEntry, error)
	func ReadFile(fs FS, name string) ([]byte, error)
	func Stat(fs FS, name string) (FileInfo, error)
	func Sub(fs FS, dir string) (FS, error)
	func WalkDir(fs FS, root string, fn WalkDirFunc) error
	// New FS helpers
	func Chmod(fs FS, name string, mode FileMode) error
	func Chown(fs FS, name string, uid, gid int) error
	func Chtimes(fs FS, name string, atime time.Time, mtime time.Time) error

	func Glob(fs FS, pattern string) (matches []string, err error)
	func ReadDir(fs FS, name string) ([]DirEntry, error)
	func ReadFile(fs FS, name string) ([]byte, error)
	func Stat(fs FS, name string) (FileInfo, error)
	func Sub(fs FS, dir string) (FS, error)
	func WalkDir(fs FS, root string, fn WalkDirFunc) error

	// Equivalent interfaces to io/fs
	type FS = fs.FS
	type FileInfo = fs.FileInfo
	type DirEntry = fs.DirEntry
	type File = fs.File
	// New FS interfaces:
	type SubFS interface { FS; Sub(dir string) (FS, error) }
	type OpenFileFS interface { FS; OpenFile(name string, flag int, perm FileMode) (File, error) }
	type CreateFS interface { FS; Create(name string) (File, error) }
	type MkdirFS interface { FS; Mkdir(name string, perm FileMode) error }