xref: /OK3568_Linux_fs/kernel/tools/testing/selftests/rcutorture/bin/kvm-recheck-rcu.sh (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun#!/bin/bash
2*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0+
3*4882a593Smuzhiyun#
4*4882a593Smuzhiyun# Analyze a given results directory for rcutorture progress.
5*4882a593Smuzhiyun#
6*4882a593Smuzhiyun# Usage: kvm-recheck-rcu.sh resdir
7*4882a593Smuzhiyun#
8*4882a593Smuzhiyun# Copyright (C) IBM Corporation, 2014
9*4882a593Smuzhiyun#
10*4882a593Smuzhiyun# Authors: Paul E. McKenney <paulmck@linux.ibm.com>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyuni="$1"
13*4882a593Smuzhiyunif test -d "$i" -a -r "$i"
14*4882a593Smuzhiyunthen
15*4882a593Smuzhiyun	:
16*4882a593Smuzhiyunelse
17*4882a593Smuzhiyun	echo Unreadable results directory: $i
18*4882a593Smuzhiyun	exit 1
19*4882a593Smuzhiyunfi
20*4882a593Smuzhiyun. functions.sh
21*4882a593Smuzhiyun
22*4882a593Smuzhiyunconfigfile=`echo $i | sed -e 's/^.*\///'`
23*4882a593Smuzhiyunngps=`grep ver: $i/console.log 2> /dev/null | tail -1 | sed -e 's/^.* ver: //' -e 's/ .*$//'`
24*4882a593Smuzhiyunstopstate="`grep 'End-test grace-period state: g' $i/console.log 2> /dev/null |
25*4882a593Smuzhiyun	    tail -1 | sed -e 's/^\[[ 0-9.]*] //' |
26*4882a593Smuzhiyun	    awk '{ print \"[\" $1 \" \" $5 \" \" $6 \" \" $7 \"]\"; }' |
27*4882a593Smuzhiyun	    tr -d '\012\015'`"
28*4882a593Smuzhiyunfwdprog="`grep 'rcu_torture_fwd_prog_cr Duration' $i/console.log 2> /dev/null | sed -e 's/^\[[^]]*] //' | sort -k15nr | head -1 | awk '{ print $14 " " $15 }'`"
29*4882a593Smuzhiyunif test -z "$ngps"
30*4882a593Smuzhiyunthen
31*4882a593Smuzhiyun	echo "$configfile ------- " $stopstate
32*4882a593Smuzhiyunelse
33*4882a593Smuzhiyun	title="$configfile ------- $ngps GPs"
34*4882a593Smuzhiyun	dur=`sed -e 's/^.* rcutorture.shutdown_secs=//' -e 's/ .*$//' < $i/qemu-cmd 2> /dev/null`
35*4882a593Smuzhiyun	if test -z "$dur"
36*4882a593Smuzhiyun	then
37*4882a593Smuzhiyun		:
38*4882a593Smuzhiyun	else
39*4882a593Smuzhiyun		ngpsps=`awk -v ngps=$ngps -v dur=$dur '
40*4882a593Smuzhiyun			BEGIN { print ngps / dur }' < /dev/null`
41*4882a593Smuzhiyun		title="$title ($ngpsps/s)"
42*4882a593Smuzhiyun	fi
43*4882a593Smuzhiyun	echo $title $stopstate $fwdprog
44*4882a593Smuzhiyun	nclosecalls=`grep --binary-files=text 'torture: Reader Batch' $i/console.log | tail -1 | \
45*4882a593Smuzhiyun		awk -v sum=0 '
46*4882a593Smuzhiyun		{
47*4882a593Smuzhiyun			for (i = 0; i <= NF; i++) {
48*4882a593Smuzhiyun				sum += $i;
49*4882a593Smuzhiyun				if ($i ~ /Batch:/) {
50*4882a593Smuzhiyun					sum = 0;
51*4882a593Smuzhiyun					i = i + 2;
52*4882a593Smuzhiyun				}
53*4882a593Smuzhiyun			}
54*4882a593Smuzhiyun		}
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun		END {
57*4882a593Smuzhiyun			print sum
58*4882a593Smuzhiyun		}'`
59*4882a593Smuzhiyun	if test -z "$nclosecalls"
60*4882a593Smuzhiyun	then
61*4882a593Smuzhiyun		exit 0
62*4882a593Smuzhiyun	fi
63*4882a593Smuzhiyun	if test "$nclosecalls" -eq 0
64*4882a593Smuzhiyun	then
65*4882a593Smuzhiyun		exit 0
66*4882a593Smuzhiyun	fi
67*4882a593Smuzhiyun	# Compute number of close calls per tenth of an hour
68*4882a593Smuzhiyun	nclosecalls10=`awk -v nclosecalls=$nclosecalls -v dur=$dur 'BEGIN { print int(nclosecalls * 36000 / dur) }' < /dev/null`
69*4882a593Smuzhiyun	if test $nclosecalls10 -gt 5 -a $nclosecalls -gt 1
70*4882a593Smuzhiyun	then
71*4882a593Smuzhiyun		print_bug $nclosecalls "Reader Batch close calls in" $(($dur/60)) minute run: $i
72*4882a593Smuzhiyun	else
73*4882a593Smuzhiyun		print_warning $nclosecalls "Reader Batch close calls in" $(($dur/60)) minute run: $i
74*4882a593Smuzhiyun	fi
75*4882a593Smuzhiyun	echo $nclosecalls "Reader Batch close calls in" $(($dur/60)) minute run: $i > $i/console.log.rcu.diags
76*4882a593Smuzhiyunfi
77