| Server IP : 104.21.93.65 / Your IP : 104.23.243.51 Web Server : Apache System : Linux server.localhost.com 6.8.0-85-generic #85-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 18 15:26:59 UTC 2025 x86_64 User : pahana ( 1029) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : OFF Directory : /usr/src/linux-headers-6.8.0-85/tools/rcu/ |
Upload File : |
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0+
usage() {
echo Extract any RCU CPU stall warnings present in specified file.
echo Filter out clocksource lines. Note that preceding-lines excludes the
echo initial line of the stall warning but trailing-lines includes it.
echo
echo Usage: $(basename $0) dmesg-file [ preceding-lines [ trailing-lines ] ]
echo
echo Error: $1
}
# Terminate the script, if the argument is missing
if test -f "$1" && test -r "$1"
then
:
else
usage "Console log file \"$1\" missing or unreadable."
exit 1
fi
echo $1
preceding_lines="${2-3}"
trailing_lines="${3-10}"
awk -v preceding_lines="$preceding_lines" -v trailing_lines="$trailing_lines" '
suffix <= 0 {
for (i = preceding_lines; i > 0; i--)
last[i] = last[i - 1];
last[0] = $0;
}
suffix > 0 {
print $0;
suffix--;
if (suffix <= 0)
print "";
}
suffix <= 0 && /detected stall/ {
for (i = preceding_lines; i >= 0; i--)
if (last[i] != "")
print last[i];
suffix = trailing_lines;
}' < "$1" | tr -d '\015' | grep -v clocksource