From 5658ce4ff300cb112a34f2a095c9033456d68c4f Mon Sep 17 00:00:00 2001 From: Clark Williams Date: Thu, 3 Aug 2023 09:47:30 -0500 Subject: [PATCH] remove source files get rid of source files since we're now using a github source repository https://github.com/clrkwllms/realtime-setup Signed-off-by: Clark Williams --- README.md | 4 - enable-netsocket-tstamp-static-key.c | 83 ------- kernel-is-rt | 3 - kernel-rt-protect.conf | 3 - kernel-rt-protect.py | 28 --- realtime-entsk.service | 13 - realtime-setup-kdump | 173 ------------- realtime-setup.dracut | 2 - realtime-setup.service | 13 - realtime-setup.spec.save | 350 --------------------------- realtime-setup.sysconfig | 6 - realtime-setup.systemd | 35 --- realtime-setup.sysvinit | 126 ---------- realtime.conf | 11 - rhel-rt.rules | 21 -- rtapp-example.sh | 80 ------ slub_cpu_partial_off | 14 -- what-do.txt | 45 ---- 18 files changed, 1010 deletions(-) delete mode 100644 README.md delete mode 100644 enable-netsocket-tstamp-static-key.c delete mode 100755 kernel-is-rt delete mode 100644 kernel-rt-protect.conf delete mode 100644 kernel-rt-protect.py delete mode 100644 realtime-entsk.service delete mode 100644 realtime-setup-kdump delete mode 100644 realtime-setup.dracut delete mode 100644 realtime-setup.service delete mode 100644 realtime-setup.spec.save delete mode 100644 realtime-setup.sysconfig delete mode 100755 realtime-setup.systemd delete mode 100644 realtime-setup.sysvinit delete mode 100644 realtime.conf delete mode 100644 rhel-rt.rules delete mode 100644 rtapp-example.sh delete mode 100755 slub_cpu_partial_off delete mode 100644 what-do.txt diff --git a/README.md b/README.md deleted file mode 100644 index ae62823..0000000 --- a/README.md +++ /dev/null @@ -1,4 +0,0 @@ -# realtime-setup -# SPDX-License-Identifier: GPL-2.0-or-later - -The realtime-setup package diff --git a/enable-netsocket-tstamp-static-key.c b/enable-netsocket-tstamp-static-key.c deleted file mode 100644 index 676cd87..0000000 --- a/enable-netsocket-tstamp-static-key.c +++ /dev/null @@ -1,83 +0,0 @@ -/* - * SPDX-License-Identifier: GPL-2.0-or-later - * - * Copyright (c) 2018 Marcelo Tosatti - - * Open a socket, and enable timestamping on it. - * - * This is to avoid Chrony from changing timestamping - * user count from 0->1 and vice-versa, causing - * static key enable/disable IPIs. - * - */ -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -int main (void) -{ - int option = SOF_TIMESTAMPING_OPT_TX_SWHW; - int sock_fd; - int ret; - int pid_fd; - pid_t pid; - char buf[50]; - - /* open a datagram socket */ - sock_fd = socket(AF_INET, SOCK_DGRAM, 0); - if (sock_fd < 0) { - printf("Error opening the socket\n"); - return 0; - } - - /* set the timestamping option - * this is to trigger the IPIs that notify all cpus of the change - */ - if (setsockopt(sock_fd, SOL_SOCKET, SO_TIMESTAMP, &option, sizeof (option)) < 0) { - printf("Could not enable timestamping option %x", (unsigned int)option); - close(sock_fd); - return 0; - } - - /* dameonize our task */ - ret = daemon(0, 0); - - if (ret == -1) { - perror("daemon"); - exit(0); - } - - /* write our pid file to make systemd happy */ - pid_fd = open("/run/rt-entsk.pid", O_RDWR|O_CREAT|O_TRUNC, 0644); - if (pid_fd < 0) { - perror("open of /run/rt-entsk.pid failed:"); - exit(errno); - } - pid = getpid(); - - sprintf(buf, "%d\n", pid); - - ret = write(pid_fd, buf, strlen(buf)); - if (ret == -1) { - perror("write"); - exit(1); - } - close(pid_fd); - - /* now just pause forever */ - while (1) { - pause(); - } -} diff --git a/kernel-is-rt b/kernel-is-rt deleted file mode 100755 index 2ec2bff..0000000 --- a/kernel-is-rt +++ /dev/null @@ -1,3 +0,0 @@ -#!/usr/bin/bash -e -# SPDX-License-Identifier: GPL-2.0-or-later -[ -e /sys/kernel/realtime ] diff --git a/kernel-rt-protect.conf b/kernel-rt-protect.conf deleted file mode 100644 index 8a16088..0000000 --- a/kernel-rt-protect.conf +++ /dev/null @@ -1,3 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-or-later -[main] -enabled=1 diff --git a/kernel-rt-protect.py b/kernel-rt-protect.py deleted file mode 100644 index 0a594ba..0000000 --- a/kernel-rt-protect.py +++ /dev/null @@ -1,28 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-or-later -from yum.plugins import TYPE_INTERACTIVE -requires_api_version = '2.5' -plugin_type = (TYPE_INTERACTIVE,) - -def config_hook(conduit): - def get_running_kernel_pkgtup(ts): - """This takes the output of uname and figures out the pkgtup of the running - kernel (name, arch, epoch, version, release).""" - import os, glob - ver = os.uname()[2] - - # we glob for the file that MIGHT have this kernel - # and then look up the file in our rpmdb. - fns = sorted(glob.glob('/boot/vmlinuz*%s*' % ver)) - for fn in fns: - mi = ts.dbMatch('basenames', fn) - for h in mi: - e = h['epoch'] - if h['epoch'] is None: - e = '0' - else: - e = str(e) - return (h['name'], h['arch'], e, h['version'], h['release']) - return (None, None, None, None, None) - - from yum import misc - misc.get_running_kernel_pkgtup = get_running_kernel_pkgtup diff --git a/realtime-entsk.service b/realtime-entsk.service deleted file mode 100644 index 4372d2b..0000000 --- a/realtime-entsk.service +++ /dev/null @@ -1,13 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-or-later -[Unit] -Description=RT Enable Netsocket Timestap Static Key daemon -After=syslog.target network.target -StartLimitIntervalSec=0 - -[Service] -Type=forking -PIDFile=/run/rt-entsk.pid -ExecStart=/usr/sbin/rt-entsk - -[Install] -WantedBy=multi-user.target diff --git a/realtime-setup-kdump b/realtime-setup-kdump deleted file mode 100644 index 923c3d3..0000000 --- a/realtime-setup-kdump +++ /dev/null @@ -1,173 +0,0 @@ -#!/usr/bin/bash -# -# script to update /etc/sysconfig/kdump to use the latest -# kernel package as the dump kernel -# -# optional argument --grub causes kdump kernel cmdline to -# be added to rt kernel grub entries -# -# SPDX-License-Identifier: GPL-2.0-or-later -# - -me=$(basename $0) -rpmcmd='rpm -q --last' - -function fatal () { - echo "$me: " $1 - exit -1 -} - -function usage () { - echo "usage: $me [-g|--grub] [-r|--rhel] [-v|--verbose] [-h|--help]" - echo " --grub - add crashkernel arg to rt grub entries" - echo " --rhel - use the RHEL-8 kernel as the kdump kernel" - echo " (the default is to use the RHEL-RT kernel)" - echo " --verbose - print out actions" - echo " --help - print this message" - exit -1 -} - -function report() { - [ $verbose -eq 1 ] && echo $1 -} - -# return the latest package version of specified package name -function latest_package_ver() { - local pkg=$1 - local ver=$($rpmcmd $pkg | head -1 | awk '{print $1}') - - if [ $? -ne 0 ]; then - fatal " error fetching version for $pkg" - fi - echo ${ver#$pkg-} - return 0 -} - -# get the kernel version of hhe latest installed kernel -function vmlinux_ver() { - local ver=$1 - local vmver='' - for i in $(cd /boot; echo vmlinuz-*); do - if [ "${i#vmlinuz-$ver}" != "$i" ]; then - vmver=${i#vmlinuz-} - echo $vmver - return 0 - fi - done - return 1 -} - -# find all the grub indexs for installed rhel-rt kernels -# returns a comma-separated list of indices for use -# by the grubby command -function find_rt_kernel_indexes_rhel_rt() { - local awkscript='BEGIN{FS="="; ORS=","} $1 ~ /^index/{idx=$2;} - $2 ~ /.rt.*.el8.x86_64/ && - $1 ~ /^kernel/ {print idx}' - local rt_idx_list=$(/sbin/grubby --info=ALL | /usr/bin/awk "$awkscript") - - echo $rt_idx_list | sed -e 's/,$//' - return 0 -} - -############################################################################# - -# make sure we're root -if [ $(id -u) -ne 0 ]; then - echo " must be root to run $me!" - usage -fi - -# process options -dogrub=0 -userhel=0 -verbose=0 -TEMP=$(getopt --options "grvh" --longoptions="grub,rhel,verbose,help" -- "$@") -if [ $? -ne 0 ]; then - usage -fi -eval set -- "$TEMP" -while true; do - case "$1" in - -g|--grub) - dogrub=1 - shift - ;; - -r|--rhel) - userhel=1 - shift - ;; - -v|--verbose) - verbose=1 - shift - ;; - -h|--help) - usage - ;; - --) shift ; break ;; - *) - echo "internal error!" - usage - ;; - esac -done - -# warn if /etc/sysconfig/kdump does not exist -if [ ! -f /etc/sysconfig/kdump ]; then - echo " File /etc/sysconfig/kdump not found." - echo " Please, check your kexec-tools installation." - exit 1 -fi - -if [ $dogrub = 0 ]; then - echo "Not performing changes to /etc/grub.conf" - echo - # check if there is memory reserved for the kexec kernel - if ! cat /proc/cmdline | grep -e crashkernel > /dev/null; then - echo " Kernel DOES NOT have memory reserved for kdump kernel..." - echo " Use --grub option to enable crashkernel option on kernel command line" - echo - fi -fi - -# select the right kdump kernel -if [ $userhel -eq 1 ]; then - KDUMP_KERNEL="kernel" -else - KDUMP_KERNEL="kernel-rt" -fi -# get the version of the latest installed kernel -kver=$(latest_package_ver $KDUMP_KERNEL) -if [ -z "$kver" ]; then - fatal " Can't find $KDUMP_KERNEL package information!" -fi - -report " making kernel-$kver the kdump kernel" - -# find the vmlinux version info for the latest kernel package -vmlinux_version=$(vmlinux_ver $kver) -if [ -z "$vmlinux_version" ]; then - fatal " Can't get vmlinux version!" -fi - -# now edit the /etc/sysconfig/kdump file -sed -e "s/^KDUMP_KERNELVER.*$/KDUMP_KERNELVER=\"$vmlinux_version\"/" \ - /etc/sysconfig/kdump >/tmp/kdump.$$ -mv /etc/sysconfig/kdump /etc/sysconfig/kdump.save && \ - mv /tmp/kdump.$$ /etc/sysconfig/kdump - -# if requested, update the grub entries for the rt kernels -if [ $dogrub = 1 ]; then - rtver=$(latest_package_ver kernel-rt) - if [ -z "$rtver" ]; then - fatal " Can't find kernel-rt package information!" - fi - # RHEL-RT kernel - kernels=$(find_rt_kernel_indexes_rhel_rt) - if [ ! -z $kernels ]; then - report " adding 'crashkernel=auto' arg to grub entries: $kernels" - /sbin/grubby --update-kernel=$kernels --args="crashkernel=auto" - fi -fi - -exit $? diff --git a/realtime-setup.dracut b/realtime-setup.dracut deleted file mode 100644 index bf58c5d..0000000 --- a/realtime-setup.dracut +++ /dev/null @@ -1,2 +0,0 @@ -fw_dir+=":/lib/firmware/$(uname -r)" - diff --git a/realtime-setup.service b/realtime-setup.service deleted file mode 100644 index aed8645..0000000 --- a/realtime-setup.service +++ /dev/null @@ -1,13 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-or-later - -[Unit] -Description=RHEL-RT environment details setup -After=syslog.target - -## Not a daemon -[Service] -Type=simple -ExecStart=/usr/bin/rt-setup - -[Install] -WantedBy=multi-user.target diff --git a/realtime-setup.spec.save b/realtime-setup.spec.save deleted file mode 100644 index 8c3a6e3..0000000 --- a/realtime-setup.spec.save +++ /dev/null @@ -1,350 +0,0 @@ -Name: rt-setup -Version: 2.1 -Release: 1%{?dist} -License: GPL+ -Summary: Setup RHEL-RT environment details -Group: System Environment/Base -Source: rt-setup-%{version}.tar.bz2 - -ExclusiveArch: x86_64 -BuildRoot: %(mktemp -ud %{_tmppath}/%{name}-%{version}-%{release}-XXXXXX) -BuildRequires: gcc -BuildRequires: systemd -BuildRequires: annobin -Requires: pam >= 0.99.6.2-3.26 -Requires: /usr/sbin/groupadd -Requires: kexec-tools -Requires: tuna -Requires: tuned -Requires: tuned-profiles-realtime -Requires: systemd - -%global debug_package %{nil} - -%description -The 'rt-setup' package configures details required by RHEL-RT environment. - - creates realtime group - - adds realtime limits configuration for PAM - - adds /usr/bin/rt-setup-kdump to config kdump in RT - - adds udev specific rules for threaded irqs and /dev/rtc access - - adds /usr/bin/slub_cpu_partial_off to turn off cpu_partials in SLUB - - adds net-socket timestamp static key daemon (rt-entsk) - -%prep -%setup - -%build -%set_build_flags -make all - -%install -rm -Rf %{buildroot} -make DEST=%{buildroot} install - -%post -/usr/sbin/groupadd -f -g 71 realtime - -if grep kernel.hung_task_panic /etc/sysctl.conf >/dev/null 2>&1 -then - : -else - sysctl -w kernel.hung_task_panic=0 >/dev/null 2>&1 - cat <>/etc/sysctl.conf -# controls whether the system should reboot if it detects a hung task -# 1 means reboot after hung_task_timeout_secs after a hung task is detected -# default value is 0 -kernel.hung_task_panic = 0 -EOF -fi - -if grep kernel.hung_task_timeout_secs /etc/sysctl.conf >/dev/null 2>&1 -then - : -else - sysctl -w kernel.hung_task_timeout_secs=600 >/dev/null 2>&1 - cat <>/etc/sysctl.conf -# controls how long to reboot after a hung task is detected -# default is 600 seconds. -# note: this only matters if kernel.hung_task_panic=1 -kernel.hung_task_timeout_secs = 600 -EOF -fi - -# turn on the rt-setup startup file -systemctl enable rt-setup - -%preun -if [ "$1" = "0" ] ; then # uninstall -systemctl disable rt-setup -fi - -%clean -rm -rf %{buildroot} - -%files -%defattr(0644,root,root,0755) -%config(noreplace) %{_sysconfdir}/security/limits.d/realtime.conf -%config(noreplace) %{_sysconfdir}/udev/rules.d/99-rhel-rt.rules -%config(noreplace) %{_sysconfdir}/sysconfig/rt-setup -%attr(0755, root, root) %{_bindir}/rt-setup-kdump -%attr(0755, root, root) %{_bindir}/slub_cpu_partial_off -%attr(0755, root, root) %{_sbindir}/rt-entsk -%attr(0755, root, root) %{_sbindir}/kernel-is-rt -%attr(0644, root, root) %{_unitdir}/rt-setup.service -%attr(0755, root, root) %{_bindir}/rt-setup -%attr(0644, root, root) %{_unitdir}/rt-entsk.service - -%changelog -* Wed Mar 27 2019 Clark Williams 2.1.1 -- build for RHEL 8.1.0 -- added OSCI gating test framework -Resolves: rhbz#1682427 - -* Tue Oct 23 2018 Clark Williams 2.0.10 -- rebuild to see if build-id continues to appear in the rpm - -* Mon Sep 24 2018 Clark Williams 2.0.9 -- fix annocheck static source analysis errors -Resolves: rhbz#1619407 - -* Fri Sep 14 2018 Clark Williams 2.0.8 -- fix some coverity complaints about shell scripts -Resolves: rhbz#1619407 - -* Fri Sep 14 2018 Clark Williams 2.0.7 -- strip rt-entsk executable on installation -Resolves: rhbz#1619407 - -* Fri Aug 24 2018 Clark Williams 2.0.6 -- check for open failure to make coverity happy -Resolves: rhbz#1619407 - -* Fri Aug 24 2018 Clark Williams 2.0.5 -- move pidfile write to after daemonize in rt-entsk -Resolves: rhbz#1619407 - -* Wed Aug 22 2018 Clark Williams 2.0.4 -- add logic to write a pid file in rt-entsk (keep systemd happy) -Resolves: rhbz#1619407 - -* Wed Aug 22 2018 Clark Williams 2.0.3 -- sync with rhel-7.6 build -Resolves: rhbz#1619407 - -* Wed Aug 22 2018 Clark Williams 2.0.2 -- fix installation of rt-entsk -Resolves: rhbz#1619407 - -* Mon Aug 20 2018 Clark Williams 2.0.1 -- build for RHEL 8.0.0 -- add rt-entsk program for forcing network timestamps enabled -Resolves: rhbz#1619407 - -* Wed Aug 08 2018 Clark Williams 1.59-8 -- remove libcgroup requirement -- remove comment about irqbalance - -* Fri Jun 01 2018 Luis Claudio R. Goncalves 1.59-7 -- rt-setup no longer rrequires rtctl (1585198) -Resolves: rhbz#1585198 - -* Tue Jul 05 2016 John Kacur - 1.59-5 -- Rebuild for rhel-7.3 -Resolves: rhbz#1341783 - -* Tue Jun 14 2016 John Kacur - 1.59-3 -- Fix some spelling mistakes in the comments in rhel-rt.rules -- Add udev rules to allow the realtime group to access msr and cpuid registers -Resolves: rhbz#1341783 - -* Fri Jul 10 2015 Clark Williams - 1.59-2 -- removed post-install script that disables irqbalance (1203764) -- fixed typo in requires for tuned-profiles-realtime (1241936) - -* Thu Jul 2 2015 Clark Williams - 1.59-1 -- added tuned and tuna dependencies, removed sqlite (1203764) - -* Mon Dec 29 2014 Luis Claudio R. Goncalves - 1.58-2 -- fixed rt-setup shell script called on startup (1162769) -- removed the unnecessary mrg-rt-firmware logic (1162769) - -* Fri Dec 26 2014 Luis Claudio R. Goncalves - 1.58-1 -- make startup logic work with systemd (1162769) -- product name cleanup (1173312) - -* Fri Nov 28 2014 Luis Claudio R. Goncalves - 1.57-6 -- remove a reference to mrg-rt-release from initscript (1162766) - -* Mon Nov 24 2014 Luis Claudio R. Goncalves - 1.57-5 -- move kernel-is-rt from /sbin to /usr/sbin (1151563) - -* Tue Nov 18 2014 Luis Claudio R. Goncalves - 1.57-4 -- remove the database used by mrg-rt-release (1162766) - -* Tue Nov 11 2014 Luis Claudio R. Goncalves - 1.57-3 -- remove mrg-rt-release (1162766) - -* Tue Nov 04 2014 Luis Claudio R. Goncalves - 1.57-2 -- remove the old dracut rules from RHEL6 (1160440) - -* Wed Oct 29 2014 Clark Williams - 1.57-1 -- added mrg-2.5.8 release to mrg-rt-release database - -* Tue Sep 30 2014 Luis Claudio R. Goncalves - 1.56-2 -- added mrg-2.5.7 release to mrg-rt-release database - -* Wed Aug 20 2014 Clark Williams - 1.56-1 -- added mrg-2.5.6 release to mrg-rt-release database -- removed dracut rule that caused problems when adding firmware to initramfs - -* Fri Jul 25 2014 Clark Williams - 1.55-8 -- added mrg-2.5.2 and mrg-2.5.4 releases to mrg-rt-release database - -* Tue Jun 10 2014 John Kacur - 1.55-7 -- udev: Add udev rule to give group realtime write access to cpu_dma_latency - -* Mon Apr 28 2014 Luis Claudio R. Goncalves - 1.55-6 -- Added mrg-2.5 GA data to the mrg-rt-release database - -* Wed Apr 09 2014 Luis Claudio R. Goncalves - 1.55-5 -- Added mrg-2.4.6 data to the mrg-rt-release database - -* Fri Mar 28 2014 Luis Claudio R. Goncalves - 1.55-4 -- Trim the kernel version when read from uname -rt - -* Tue Feb 18 2014 Luis Claudio R. Goncalves - 1.55-3 -- Added mrg-2.4.5 data to the mrg-rt-release database - -* Wed Jan 22 2014 Luis Claudio R. Goncalves - 1.55-2 -- Added mrg-2.4.3 data to the mrg-rt-release database - -* Tue Dec 10 2013 Clark Williams - 1.55-1 -- First common build for RHEL7 and RHEL6 - -* Thu Nov 28 2013 Luis Claudio R. Goncalves 1.54-2 -- Enhanced update-mrg-rt-release - -* Thu Nov 28 2013 Luis Claudio R. Goncalves 1.54-1 -- Update mrg-rt-release on every boot [848433] - -* Thu Aug 29 2013 Luis Claudio R. Goncalves - 1.53-4 -- add /lib/firmware/$(uname -r) to dracut firmware search path (998920) -- ensure rt-firmware files are on udev firmware search path (998920) - -* Thu Aug 22 2013 Luis Claudio R. Goncalves - 1.53-3 -- removed the dracut config file - -* Tue Aug 20 2013 Luis Claudio R. Goncalves - 1.53-2 -- added configuration file for dracut (998920) -- fixed macro usage on the specfile - -* Thu Apr 25 2013 Clark Williams - 1.53-1 -- turn off cgroup mounting logic -- added Requires for libcgroup - -* Tue Apr 2 2013 Clark Williams - 1.52-1 -- added script slub_cpu_partial_off -- added cgroups to /etc/sysconfig/rt-setup - -* Wed Mar 27 2013 Clark Williams - 1.51-1 -- added code to turn off SLUB cpu_partial at startup - -* Mon Nov 12 2012 Luis Claudio R. Goncalves - 1.50-1 -- rt-setup-kdump: use mrg-2.x as the kdump kernel [868446] [868442] [868329] -- rt-setup-kdump: simplified the script and added --rhel option - -* Tue Mar 6 2012 Clark Williams - 1.11-1 -- removed %%post logic that disables bandwidth limiting [BZ# 791371] -- changed rtprio from 100 to 99 in realtime.conf - -* Thu Oct 13 2011 Clark Williams - 1.10-1 -- fixed thinko by removing firmware download logic - -* Tue Oct 11 2011 Clark Williams - 1.9-1 -- added sysconfig and init script for handling cgroup mounting -- changed script kernel-is-rt to use /sys/kernel/realtime - -* Wed May 11 2011 Clark Williams - 1.8-1 -- simplified mrg-rt-firmware.rules to fix boot time hang on - large core machines (BZ# 698481) - -* Fri Feb 11 2011 Luis Claudio R. Goncalves - 1.7-4 -- Normalized the RHEL6 firmware path search (due to uname -r changes) - -* Thu May 27 2010 John Kacur - 1.7-2 -- set kernel.hung_task_panic=0 (off) by default -- set kernel.hung_task_timeout_secs=600 by default -- used sysctl to set sched_rt_runtime_us at install time, not just boot time - -* Tue May 18 2010 Clark Williams - 1.7-1 -- removed requirement for kernel-rt (circular dependency) -- cleaned up mrg-rt-firmware.rules (added commas between all key/value pairs) - -* Wed Nov 25 2009 Luis Claudio R. Goncalves - 1.6-3 -- rt-setup-kdump: configure kdump on all MRG kernel flavors -- rt-setup-kdump: fix a log entry that was too verbose - -* Wed Nov 25 2009 Luis Claudio R. Goncalves - 1.6-2 -- rt-setup-kdump treats MRG v1 and v2 kernels accordingly (BZ# 517529) - -* Mon Nov 2 2009 Clark Williams - 1.6-1 -- removed "@16" specifier from rt-setup-kdump script (BZ# 517529) - -* Tue Sep 1 2009 Clark Williams - 1.5-2 -- fixed path mismatches reported by Vernon Maury - -* Wed Aug 26 2009 Clark Williams - 1.5-1 -- add udev rules and scripts for handling driver firmware download - -* Thu Jul 9 2009 Clark Williams - 1.4-1 -- blow away rtctl udev rule (compatibility problem with RHEL - version of udev) -- update /dev/rtc udev rule to use PROGRAM rather than SYMLINK - -* Tue Jul 7 2009 Clark Williams - 1.3-1 -- added udev rules file to address: - - BZ 510121 hwclock & /dev/rtc broken in rt-kernel - - BZ 466929 udev rule for hotplug rtctl - -* Thu May 21 2009 Clark Williams - 1.2-1 -- added post section to edit /etc/sysctl.conf and add the - kernel.sched_rt_runtime_us parameter = -1 line to disable - the RT scheduler bandwith limiter - -* Tue Jul 15 2008 Clark Williams - 1.1-6%{dist} -- fixed rt-setup-kdump to handle incorrect arguments (BZ 455536) -- added help argument to rt-setup-kdump - -* Fri Jun 13 2008 Luis Claudio R. Goncalves - 1.1-5%{dist} -- rt-setup-kdump now touches /etc/grub.conf only when requested - -* Tue Jun 03 2008 Luis Claudio R. Goncalves - 1.1-4%{dist} -- /usr/bin/rt-setup-kdump had wrong permissions -- changed rt-setup-kdump: added a few tests for reserved memory and for the - absence of /etc/sysconfig/kdump -- now rt-setup requires kexec-tools - -* Mon May 12 2008 Luis Claudio R. Goncalves - 1.1-3%{dist} -- disables irqbalance as it may hurt determinism in RT -- installs rt-setup-kdump in /usr/bin - -* Tue Apr 22 2008 Clark Williams - 1.1-2%{?dist} -- removed sed script to edit kdump config file (using updated - kexec-tools instead) - -* Mon Apr 21 2008 Clark Williams - 1.1-1%{?dist} -- removed --args-linux from /etc/sysconfig/kdump (BZ# 432378) -- changed BuildArch to noarch - -* Thu Feb 07 2008 Luis Claudio R. Goncalves - 1.0-3%{?dist} -- BZ:399591 - Fixed spec issues pointed by Jeremy Katz -- BZ:399591 - @realtime has gid=71. -- FIXES: BZ399591 - -* Thu Aug 02 2007 Luis Claudio R. Goncalves - 1.0-2%{?dist} -- Fixed package description - -* Mon Jul 30 2007 Luis Claudio R. Goncalves - 1.0-1%{?dist} -- Initial packaging -- Requires all the basic packages for RT -- Requires support for limits.d and no realtime.conf present in PAM package diff --git a/realtime-setup.sysconfig b/realtime-setup.sysconfig deleted file mode 100644 index 7894648..0000000 --- a/realtime-setup.sysconfig +++ /dev/null @@ -1,6 +0,0 @@ -# -# Decide whether to turn off SLUB cpu_partial support -# -# SPDX-License-Identifier: GPL-2.0-or-later - -SLUB_CPU_PARTIAL="off" diff --git a/realtime-setup.systemd b/realtime-setup.systemd deleted file mode 100755 index b6749ae..0000000 --- a/realtime-setup.systemd +++ /dev/null @@ -1,35 +0,0 @@ -#!/usr/bin/bash -# SPDX-License-Identifier: GPL-2.0-or-later - -on_rt () { - if [ -f /sys/kernel/realtime ]; then - return 0 - fi - return 1 -} - -prog="rt-setup" - -[ -e /etc/sysconfig/$prog ] && . /etc/sysconfig/$prog - -# is this a rhel-rt kernel? -if ! on_rt; then - echo "Not running on a RHEL-RT kernel!" - exit 0 -fi - -# make sure that cpusets are mounted -if ! grep cpuset /proc/mounts >/dev/null 2>&1; then - echo "cpusets not mounted!" - exit 2 -fi - -# if not running, start it up here, usually something like "daemon $exec" -if [ "$SLUB_CPU_PARTIAL" == "off" ]; then - slub_cpu_partial_off - slub_retval=$? -else - slub_retval=0 -fi - -exit $slub_retval diff --git a/realtime-setup.sysvinit b/realtime-setup.sysvinit deleted file mode 100644 index 89d8def..0000000 --- a/realtime-setup.sysvinit +++ /dev/null @@ -1,126 +0,0 @@ -#!/usr/bin/bash -# -# rt-setup - script to handle setup for running an RT kernel -# -# SPDX-License-Identifier: GPL-2.0-or-later -# chkconfig: 2345 00 99 -# description: This script is used to setup services for use with a \ -# realtime Linux kernel \ -# The main use now is to setup cgroups - -# Source function library. -. /etc/rc.d/init.d/functions - -prog="rt-setup" - -[ -e /etc/sysconfig/$prog ] && . /etc/sysconfig/$prog - -# if rt-firmware is installed -if [ -d /lib/firmware/mrg-rt-firmware ]; then - if ! grep mrg-rt-firmware /lib/udev/firmware.sh > /dev/null - then - logger -t rt-setup "adding rt-firmware to udev firmware search path" - sed -i 's#) /lib/firmware"#) /lib/firmware"\nFIRMWARE_DIRS="/lib/firmware/mrg-rt-firmware $FIRMWARE_DIRS"#' /lib/udev/firmware.sh - fi -fi - -lockfile=/var/lock/subsys/$prog - -isrt() { - [ -f /sys/kernel/realtime ] || return 1 - return 0 -} - -start() { - echo -n $"Starting $prog: " - # if not running, start it up here, usually something like "daemon $exec" - if [ "$SLUB_CPU_PARTIAL" == "off" ]; then - slub_cpu_partial_off - slub_retval=$? - else - slub_retval=0 - fi - echo - # Update /etc/mrg-rt-release based on the running kernel - /usr/bin/update-mrg-rt-release --update-etc - - [ $slub_retval -eq 0 ] && touch $lockfile - return $slub_retval -} - -stop() { - echo -n $"Stopping $prog: " - rm -f $lockfile - echo - return 0 -} - -restart() { - stop - start -} - -reload() { - restart -} - -force_reload() { - restart -} - -rh_status() { - if ! isrt; then - echo "$prog: Not running on an RT kernel!" - return 1 - fi - # make sure that cpusets are mounted - if ! grep cpuset /proc/mounts >/dev/null 2>&1; then - echo "$prog: cpusets not mounted!" - return 2 - fi - echo "$prog: Running RT kernel with cpusets mounted" - return 0 -} - -rh_status_q() { - rh_status >/dev/null 2>&1 -} - - - -# if we're not running on an RT kernel then bail -#if ! isrt; then -# exit 0 -#fi - -case "$1" in - start) - rh_status_q && exit 0 - $1 - ;; - stop) - rh_status_q || exit 0 - $1 - ;; - restart) - $1 - ;; - reload) - rh_status_q || exit 7 - $1 - ;; - force-reload) - force_reload - ;; - status) - rh_status - ;; - condrestart|try-restart) - rh_status_q || exit 0 - restart - ;; - *) - echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload}" - exit 2 -esac -exit $? diff --git a/realtime.conf b/realtime.conf deleted file mode 100644 index 82ec0b0..0000000 --- a/realtime.conf +++ /dev/null @@ -1,11 +0,0 @@ -# This file specifies reasonable default limits for users -# who should be able to run realtime processes. -# SPDX-License-Identifier: GPL-2.0-or-later -# -# Such users must be added to group 'realtime' to be -# affected by these limits. - -@realtime soft cpu unlimited -@realtime - rtprio 99 -@realtime - nice -20 -@realtime - memlock unlimited diff --git a/rhel-rt.rules b/rhel-rt.rules deleted file mode 100644 index 23535ea..0000000 --- a/rhel-rt.rules +++ /dev/null @@ -1,21 +0,0 @@ -# udev rules specific to RHEL-RT Realtime kernel -# -# SPDX-License-Identifier: GPL-2.0-or-later -# -# insure /dev/rtc points to /dev/rtc0 -# we use PROGRAM rather than SYMLINK because there is -# a (good) possibility that a /dev/rtc device file -# already exists and we want to replace it (hence the -# ln -sf) -KERNEL=="rtc0", PROGRAM+="/bin/ln -sf rtc0 /dev/rtc" - -# Give permission to the realtime group to write a zero to /dev/cpu_dma_latency -# This will tell the power management system not to transition to a high cstate -KERNEL=="cpu_dma_latency", GROUP="realtime" - -# Give permission to the realtime group to read the per cpu msr and cpuid -# registers. This is needed by cyclictest in rt-tests when using the new -# feature to read the smi counters. This is necessary but not sufficient -# A program that wants to access these registers will also need CAP_SYS_RAWIO -SUBSYSTEM=="msr", GROUP="realtime", MODE="0640" -SUBSYSTEM=="cpuid", GROUP="realtime", MODE="0640" diff --git a/rtapp-example.sh b/rtapp-example.sh deleted file mode 100644 index 474dce7..0000000 --- a/rtapp-example.sh +++ /dev/null @@ -1,80 +0,0 @@ -#!/usr/bin/bash -# -# SPDX-License-Identifier: GPL-2.0-or-later -# -# the following is the chkconfig init header -# -# rtapp-example: processor frequency scaling support -# -# chkconfig: 345 99 01 -# description: Run realtime application -# - -# the following is the LSB init header see -# http://www.linux-foundation.org/spec//booksets/LSB-Core-generic/LSB-Core-generic.html#INITSCRCOMCONV -# -### BEGIN INIT INFO -# Provides: rtapp-example -# Should-Start: -# Default-Start: 3 4 5 -# Short-Description: launcher script for realtime application -# Description: This script performs all system manipulations required for -# starting/stopping rtapp-example (i.e. isolating cpus, moving IRQ -# affinities, etc). and then starts or stops the rt applications -# using the tuna command line tool - -### END INIT INFO - -# Source function library. -. /etc/rc.d/init.d/functions - -prog="rtapp-example" - -prep() { - # do core isolation and IRQ affinity mainipulations here -} - -rollback() { - # undo core isolation and IRQ affinity changes here -} - -startapp() { - # start application processes -} - -stopapp() { - # stop application processes -} - -start() { - prep - startapp -} - -stop() { - rollback - stopapp -} - -status() { -} - -usage() { - echo "$0: start|stop|status|help" - exit 1 -} - - -RETVAL=0 -case "$1" in - start) - start - ;; - stop) - stop - ;; - status) - ;; - *) -esac -exit $RETVAL diff --git a/slub_cpu_partial_off b/slub_cpu_partial_off deleted file mode 100755 index a602034..0000000 --- a/slub_cpu_partial_off +++ /dev/null @@ -1,14 +0,0 @@ -#!/usr/bin/bash -# -# shell script to turn SLUB cpu_partial logic off -# for improved determinism -# -# SPDX-License-Identifier: GPL-2.0-or-later -# - -if [ "$(id -u)" != "0" ]; then - echo "Must be root to run $(basename $0)" - exit -1 -fi -find /sys/kernel/slab -name 'cpu_partial' -print | \ - while read f; do echo 0 > $f; done diff --git a/what-do.txt b/what-do.txt deleted file mode 100644 index ed598cb..0000000 --- a/what-do.txt +++ /dev/null @@ -1,45 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-or-later - -Looking at the specfile, here's what realtime-setup gets you: - -1. Create a realtime group: - /usr/sbin/groupadd -f -g 71 realtime -2. Turns on "panic on hung task": - sysctl -w kernel.hung_task_panic=0 >/dev/null 2>&1 -3. Sets "hung task" threshold to 600 seconds: - sysctl -w kernel.hung_task_timeout_secs=600 -4. Installs and enables systemd realtime-setup service file: - install -m 644 -D realtime-setup.service /usr/lib/systemd/system/realtime-setup.service - systemctl enable realtime-setup -5. installs realtime rules in /etc/security/limits.d/realtime.conf: - @realtime soft cpu unlimited - @realtime - rtprio 99 - @realtime - nice -20 - @realtime - memlock unlimited -6. install udev rules in /etc/udev/rules.d/99-rhel-rt.rules - # udev rules specific to RHEL-RT Realtime kernel - # insure /dev/rtc points to /dev/rtc0 - # we use PROGRAM rather than SYMLINK because there is - # a (good) possibility that a /dev/rtc device file - # already exists and we want to replace it (hence the - # ln -sf) - KERNEL=="rtc0", PROGRAM+="/bin/ln -sf rtc0 /dev/rtc" - # Give permission to the realtime group to write a zero to /dev/cpu_dma_latency - # This will tell the power management system not to transition to a high cstate - KERNEL=="cpu_dma_latency", GROUP="realtime" - # Give permission to the realtime group to read the per cpu msr and cpuid - # registers. This is needed by cyclictest in rt-tests when using the new - # feature to read the smi counters. This is necessary but not sufficient - # A program that wants to access these registers will also need CAP_SYS_RAWIO - SUBSYSTEM=="msr", GROUP="realtime", MODE="0640" - SUBSYSTEM=="cpuid", GROUP="realtime", MODE="0640" -7. install sysconfig rules for RT in /etc/sysconfig/realtime-setup - # - # Decide whether to turn off SLUB cpu_partial support - # - SLUB_CPU_PARTIAL="off" -8. install script to turn off SLUB cpu-partial support: - /usr/bin/slub_cpu_partial_off -9. install kernel-is-rt script in /usr/sbin/kernel-is-rt -10. install a C binary that enables socket timestamping: - install -m 755 -D -s realtime-entsk /usr/sbin/realtime-entsk