IBADDR – query InfiniBand address(es) Synopsis ibaddr [options] Description Display the lid (and range) as well as the GID address of the port specified (by DR path, lid, or GUID) or the local port by default. Note: this utility can be used as simple address resolver. Options –gid_show, -g show gid address only –lid_show, -l…
ipmiutil_alarms – display and set alarm indicators Synopsis ipmiutil alarms [-abcdimnoprx -N node -U user -P/-R pswd -EFJTVY] Description ipmiutil alarms is a program that uses IPMI commands to display and set alarm indicators, which are usually LEDs on the system chassis front panel. This utility can use either the /dev/ipmi0 driver from OpenIPMI, the…
setarch – change reported architecture in new program environment and/or set personality flags Synopsis setarch [arch] [options] [program [argument…]] setarch –list|-h|-V arch [options] [program [argument…]] Description setarch modifies execution domains and process personality flags. The execution domains currently only affects the output of uname -m. For example, on an AMD64 system, running setarch i386 program…
i2cset – set I2C registers Synopsis i2cset [-f] [-y] [-m mask] [-r] i2cbus chip-address data-address [value [mode]] i2cset -V Description i2cset is a small helper program to set registers visible through the I2C bus. Options -V Display the version and exit. -f Force access to the device even if it is already busy. By default,…
i2cget – read from I2C/SMBus chip registers Synopsis i2cget [-f] [-y] i2cbus chip-address [data-address [mode]] i2cget -V Description i2cget is a small helper program to read registers visible through the I2C bus (or SMBus). Options -V Display the version and exit. -f Force access to the device even if it is already busy. By default,…
i2cdump – examine I2C registers Synopsis i2cdump [-f] [-r first-last] [-y] i2cbus address [mode [bank [bankreg]]] i2cdump -V Description i2cdump is a small helper program to examine registers visible through the I2C bus. Options -V Display the version and exit. -f Force access to the device even if it is already busy. By default, i2cdump…
i2cdetect – detect I2C chips Synopsis i2cdetect [-y] [-a] [-q|-r] i2cbus [first last] i2cdetect -F i2cbus i2cdetect -V i2cdetect -l Description i2cdetect is a userspace program to scan an I2C bus for devices. It outputs a table with the list of detected devices on the specified bus. i2cbus indicates the number or name of the…
i2c-stub-from-dump – feed i2c-stub with a dump file Synopsis i2c-stub-from-dump address dump-file Description i2c-stub-from-dump is a small helper script for the i2c-stub kernel driver. It lets you setup a fake I2C chip on the i2c-stub bus based on a dump of the chip you want to emulate. i2c-stub-from-dump requires i2cdetect and i2cset to be installed…
hypervvssd_selinux – Security Enhanced Linux Policy for the hypervvssd processes Description Security-Enhanced Linux secures the hypervvssd processes via flexible mandatory access control. The hypervvssd processes execute with the hypervvssd_t SELinux type. You can check if you have these processes running by executing the ps command with the -Z qualifier. For example: ps -eZ | grep…
hypervkvp_selinux – Security Enhanced Linux Policy for the hypervkvp processes Description Security-Enhanced Linux secures the hypervkvp processes via flexible mandatory access control. The hypervkvp processes execute with the hypervkvp_t SELinux type. You can check if you have these processes running by executing the ps command with the -Z qualifier. For example: ps -eZ | grep…
hwloc_dhwd_selinux – Security Enhanced Linux Policy for the hwloc_dhwd processes Description Security-Enhanced Linux secures the hwloc_dhwd processes via flexible mandatory access control. The hwloc_dhwd processes execute with the hwloc_dhwd_t SELinux type. You can check if you have these processes running by executing the ps command with the -Z qualifier. For example: ps -eZ | grep…
hwinfo – probe for hardware Synopsis hwinfo [ OPTIONS ] Description hwinfo is used to probe for the hardware present in the system. It can be used to generate a system overview log which can be later used for support. Options Note that running hwinfo without any options is roughly equivalent to ‘hwinfo –all –log=-‘….
hwclock_selinux – Security Enhanced Linux Policy for the hwclock processes Description Security-Enhanced Linux secures the hwclock processes via flexible mandatory access control. The hwclock processes execute with the hwclock_t SELinux type. You can check if you have these processes running by executing the ps command with the -Z qualifier. For example: ps -eZ | grep…
hwclock – time clocks utility Synopsis hwclock [function] [option…] Description hwclock is an administration tool for the time clocks. It can: display the Hardware Clock time; set the Hardware Clock to a specified time; set the Hardware Clock from the System Clock; set the System Clock from the Hardware Clock; compensate for Hardware Clock drift;…
hugeedit – Set default policy for backing text and data with hugepages Synopsis hugeedit binary hugeedit [options] binary Description hugectl runs processes with a specific policy for backing memory regions with hugepages. Ordinarily when processes are relinked with libhugetlbfs using the recommended linking method, either hugectl is required on each execution or environment variables must…
hugectl – Control policy for backing text, data and malloc() with hugepages Synopsis hugectl [options] command {arguments} Description hugectl runs processes with a specific policy for backing memory regions with hugepages. The use of hugepages benefit applications that use large amounts of address space and suffer a performance hit due to TLB misses. Policy is…
hugeadm – Configure the system huge page pools Synopsis hugeadm [options] Description hugeadm displays and configures the systems huge page pools. The size of the pools is set as a minimum and maximum threshold. The minimum value is allocated up front by the kernel and guaranteed to remain as hugepages until the pool is shrunk….
httpress – High performance HTTP server stress & benchmark utility. Synopsis httpress [-flag [value]]… [url] Description This is a high performance HTTP server stress & benchmark utility; inspired by weighttp tool. Main features: event driven (low memory footprint, large number of connections) multi-threaded (uses all cores of your CPU) SSL support (via GNUTLS library) with…
httppower – communicate with HTTP based power distribution units Synopsis httppower [–url URL] Description httppower is a helper program for powerman which enables it to communicate with HTTP based power distribution units. It is run interactively by the powerman daemon. Options -u, –url URL Set the base URL. Interactive Commands The following commands are accepted…
httpd_zoneminder_script_selinux – Security Enhanced Linux Policy for the httpd_zoneminder_script processes Description Security-Enhanced Linux secures the httpd_zoneminder_script processes via flexible mandatory access control. The httpd_zoneminder_script processes execute with the httpd_zoneminder_script_t SELinux type. You can check if you have these processes running by executing the ps command with the -Z qualifier. For example: ps -eZ | grep…