The Linux Manuals (man pages) document is an important part of Linux documents. Linux Manuals are organized as several sections. Each section has a group of commands for a specific area in Linux usage, administration or development.
iotop – simple top-like I/O monitor Synopsisiotop [OPTIONS] Descriptioniotop watches I/O usage information output by the Linux kernel (requires 2.6.20 or later) and displays a table of current I/O usage by processes or threads on the system. At least the CONFIG_TASK_DELAY_ACCT and CONFIG_TASK_IO_ACCOUNTING options need to be enabled in your Linux kernel build configuration, these…
iostat2pcp – import iostat data and create a PCP archive Synopsisiostat2pcp [-v] [-S start] [-t interval] [-Z timezone] infile outfile Descriptioniostat2pcp reads a text file created with iostat(1) (infile) and translates this into a Performance Co-Pilot (PCP) archive with the basename outfile. If infile is – then iostat2pcp reads from standard input, allowing easy preprocessing…
iostat – Report Central Processing Unit (CPU) statistics and input/output statistics for devices and partitions. Synopsisiostat [ -c ] [ -d ] [ -h ] [ -k | -m ] [ -N ] [ -s ] [ -t ] [ -V ] [ -x ] [ -y ] [ -z ] [ –dec={ 0 |…
ioping – simple disk I/O latency monitoring tool Synopsys[ -ABCDLRWGYykq ] [ -c count ] [ -i interval ] [ -l speed ] [ -t time ] [ -T time ] [ -s size ] [ -S wsize ] [ -o offset ] [ -w deadline ] [ -p period ] [ -P period ]…
ionice – set or get process I/O scheduling class and priority Synopsisionice [-c class] [-n level] [-t] -p PID ionice [-c class] [-n level] [-t] -P PGID ionice [-c class] [-n level] [-t] -u UID ionice [-c class] [-n level] [-t] command [argument] … DescriptionThis program sets or gets the I/O scheduling class and priority…
iok– Indic Onscreen Keyboard Synopsisiok [-a] [-h] [-d 1] [-n LANGCODE] Description Indic Onscreen Keyboard currently shows Inscript and Inscript2 keymaps for 22 official Indian languages. The languages are Assamese, Bengali, Bodo, Dogri, Gujarati, Hindi, Kannada, Kokani, Maithili, Malayalam, Manipuri, Marathi, Nepali, Oriya, Punjabi, Sanskrit, Santali, Sindhi, Tamil, Telugu. The iok application runs in default and…
iodbctest, iodbctestw – iODBC Demonstration programs Synopsisiodbctest ["DSN=xxxx[;UID=xxxx][;PWD=xxxx][;OPT=value]"] iodbctestw ["DSN=xxxx[;UID=xxxx][;PWD=xxxx][;OPT=value]"] DescriptionThe iodbctest program and iodbtestw programs are simple ODBC sample programs, showing the strength of the ODBC API to connect to any ODBC enabled database, issue SQL commands and retrieve the query results. The iodbctest program uses the standard ODBC API calls to connect using…
iodbctest, iodbctestw – iODBC Demonstration programs Synopsisiodbctest ["DSN=xxxx[;UID=xxxx][;PWD=xxxx][;OPT=value]"] iodbctestw ["DSN=xxxx[;UID=xxxx][;PWD=xxxx][;OPT=value]"] DescriptionThe iodbctest program and iodbtestw programs are simple ODBC sample programs, showing the strength of the ODBC API to connect to any ODBC enabled database, issue SQL commands and retrieve the query results. The iodbctest program uses the standard ODBC API calls to connect using…
inxi – Command line system information script for console and IRC Synopsisinxi inxi [-AbBCdDfFGhiIlmMnNopPrRsSuUVwzZ] inxi [-c NUMBER] [-t [c|m|cm|mc][NUMBER]] [-v NUMBER] [-W LOCATION] [–weather-unit {m|i|mi|im}] [-y WIDTH] inxi [–memory-modules] [–memory-short] [–recommends] [–slots] [–usb] inxi [-x|-xx|-xxx|-a|–admin] -OPTION(s) All options have long form variants – see below for these and more advanced options. Descriptioninxi is a command…
inb, outb, inw, outw, inl, outl – access I/O ports Synopsis inb ADDRESS inw ADDRESS inl ADDRESS outb ADDRESS DATA outw ADDRESS DATA outl ADDRESS DATAExamples inb 0x278 outw 0x440 0xffffDescriptionThese commands enable command line and script access directly to I/O ports on PC hardware. The "inb", "inw" and "inl" commands perform an input (read)…
intro – introduction to user commands DescriptionSection 1 of the manual describes user commands and tools, for example, file manipulation tools, shells, compilers, web browsers, file and image viewers and editors, and so on. NotesLinux is a flavor of UNIX, and as a first approximation all user commands under UNIX work precisely the same under…
interdiff – show differences between two diff files Synopsis interdiff [[-p n] | [–strip-match=n]] [[-U n] | [–unified=n]] [[-d PAT] | [–drop-context=PAT]] [[-q] | [–quiet]] [[-z] | [–decompress]] [[-b] | [–ignore-space-change]] [[-B] | [–ignore-blank-lines]] [[-i] | [–ignore-case]] [[-w] | [–ignore-all-space]] [[–interpolate] | [–combine] | [–flip]] [–no-revert-omitted] diff1 diff2 interdiff {[–help] | [–version]}Descriptioninterdiff creates a unified format diff that…
intel_upload_blit_small – microbenchmark of Intel GPU performance Synopsisintel_upload_blit_smallDescriptionintel_upload_blit_small is a microbenchmark tool for DRM performance. It should be run with kernel modesetting enabled, and may require root privilege for correct operation. It does not require X to be running. Given that it is a microbenchmark, its utility is largely for regression testing of the kernel,…
intel_upload_blit_large_map – microbenchmark of Intel GPU performance Synopsisintel_upload_blit_large_mapDescriptionintel_upload_blit_large_map is a microbenchmark tool for DRM performance. It should be run with kernel modesetting enabled, and may require root privilege for correct operation. It does not require X to be running. Given that it is a microbenchmark, its utility is largely for regression testing of the kernel,…
intel_upload_blit_large_gtt – microbenchmark of Intel GPU performance Synopsisintel_upload_blit_large_gttDescriptionintel_upload_blit_large_gtt is a microbenchmark tool for DRM performance. It should be run with kernel modesetting enabled, and may require root privilege for correct operation. It does not require X to be running. Given that it is a microbenchmark, its utility is largely for regression testing of the kernel,…
intel_upload_blit_large – microbenchmark of Intel GPU performance Synopsisintel_upload_blit_largeDescriptionintel_upload_blit_large is a microbenchmark tool for DRM performance. It should be run with kernel modesetting enabled, and may require root privilege for correct operation. It does not require X to be running. Given that it is a microbenchmark, its utility is largely for regression testing of the kernel,…
intel_stepping – Display the stepping information for an Intel GPU Synopsisintel_stepping Descriptionintel_stepping is a tool to print the stepping information for an Intel GPU, along with the PCI ID and revision used to determine it. It requires root privilege to map the graphics device. BugsNot all the known stepping IDs or chipsets are included, so…
intel_reg_write – Set an Intel GPU register to a value Synopsisintel_reg_write register value Descriptionintel_reg_write is a tool to set Intel GPU registers to values, for use in speeding up debugging. The register and value arguments are given as hexadecimal. Examplesintel_reg_write 0x61230 0x0 Disables the first internal panel fitter.
intel_reg_read – Reads an Intel GPU register value Synopsisintel_reg_read register Descriptionintel_reg_read is a tool to read Intel GPU registers, for use in debugging. The register argument is given as hexadecimal. Examplesintel_reg_read 0x61230 Shows the register value for the first internal panel fitter.
intel_reg_dumper – Decode a bunch of Intel GPU registers for debugging Synopsisintel_reg_dumper [ options ] [ file ] Descriptionintel_reg_dumper is a tool to read and decode the values of many Intel GPU registers. It is commonly used in debugging video mode setting issues. If the file argument is present, the registers will be decoded from…