git: 332a6001389f - main - stress2: Add note about problems found.

[Peter Holm]

The branch main has been updated by pho:

URL: https://cgit.FreeBSD.org/src/commit/?id=332a6001389f2b7e547fe24f02568a32f993bfa2

commit 332a6001389f2b7e547fe24f02568a32f993bfa2
Author:     Peter Holm <pho at FreeBSD.org>
AuthorDate: 2021-04-04 08:27:53 +0000
Commit:     Peter Holm <pho at FreeBSD.org>
CommitDate: 2021-04-04 08:27:53 +0000

    stress2: Add note about problems found.
---
 tools/test/stress2/misc/maxvnodes.sh  | 9 ++++++---
 tools/test/stress2/misc/maxvnodes2.sh | 3 +++
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/tools/test/stress2/misc/maxvnodes.sh b/tools/test/stress2/misc/maxvnodes.sh
index b962310cbb0e..e53c378fa762 100755
--- a/tools/test/stress2/misc/maxvnodes.sh
+++ b/tools/test/stress2/misc/maxvnodes.sh
@@ -33,9 +33,12 @@
 # "panic: vm_fault_hold: fault on nofault entry, addr: 0xfffffe00b1b3c000"
 # seen: https://people.freebsd.org/~pho/stress/log/kostik1175.txt
 
+# https://people.freebsd.org/~pho/stress/log/log0084.txt
+# Fixed by: dc532884d582
+
 . ../default.cfg
 
-kldstat | grep -q tmpfs.ko || notloaded=1
+kldstat | grep -q tmpfs && loaded=1
 mount | grep $mntpoint | grep -q /dev/md && umount -f $mntpoint
 mount -o size=2g -t tmpfs tmpfs $mntpoint || exit 1
 chmod 777 $mntpoint
@@ -59,12 +62,12 @@ min=1000
 max=$((oldmx * 4))
 while kill -0 $! 2>/dev/null; do
 	sysctl kern.maxvnodes=`jot -r 1 $min $max` > /dev/null
-	sleep `jot -r 1 1 3`
+	sleep .2
 done
 wait
 
 while mount | grep $mntpoint | grep -q tmpfs; do
 	umount $mntpoint || sleep 1
 done
-[ $notloaded ] && kldunload tmpfs.ko
+[ $loaded ] && kldunload tmpfs.ko
 exit 0
diff --git a/tools/test/stress2/misc/maxvnodes2.sh b/tools/test/stress2/misc/maxvnodes2.sh
index 798eff1bffd6..b0923f55d0a6 100755
--- a/tools/test/stress2/misc/maxvnodes2.sh
+++ b/tools/test/stress2/misc/maxvnodes2.sh
@@ -32,6 +32,9 @@
 # https://people.freebsd.org/~pho/stress/log/mjguzik005.txt
 # Fixed by r309067.
 
+# Watchdog fired:
+# https://people.freebsd.org/~pho/stress/log/log0083.txt
+
 oldmx=`sysctl -n kern.maxvnodes`
 trap "sysctl kern.maxvnodes=$oldmx > /dev/null" EXIT SIGINT