Index: user/pho/stress2/misc/rename12.sh =================================================================== --- user/pho/stress2/misc/rename12.sh (revision 297484) +++ user/pho/stress2/misc/rename12.sh (revision 297485) @@ -1,191 +1,191 @@ #!/bin/sh # # Copyright (c) 2013 EMC Corp. # All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions # are met: # 1. Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF # SUCH DAMAGE. # # $FreeBSD$ # # No problems seen with SU. Panics with SU+J, just like suj30.sh [ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 . ../default.cfg here=`pwd` cd /tmp sed '1,/^EOF/d' < $here/$0 > rename12.c mycc -o rename12 -Wall -Wextra rename12.c || exit 1 rm -f rename12.c mount | grep "on $mntpoint " | grep -q /dev/md && umount -f $mntpoint mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart mdconfig -a -t swap -s 4g -u $mdstart || exit 1 bsdlabel -w md$mdstart auto newfs $newfs_flags md${mdstart}$part > /dev/null mount /dev/md${mdstart}$part $mntpoint inodes=`df -i $mntpoint | tail -1 | awk '{print $7}'` loops=4 parallel=12 timeout=1200 start=`date '+%s'` for i in `jot $loops`; do for j in `jot $parallel`; do mkdir -p $mntpoint/d$j/dir1 mkdir -p $mntpoint/d$j/dir2 - (cd $mntpoint/d$j; /tmp/rename12 $((inodes/N)) ) & + (cd $mntpoint/d$j; /tmp/rename12 $((inodes/parallel)) ) & done wait for j in `jot $parallel`; do rmdir $mntpoint/d$j/dir1 rmdir $mntpoint/d$j/dir2 done [ $((`date '+%s'` - start)) -lt $timeout ] && break done while mount | grep "on $mntpoint " | grep -q /dev/md; do umount $mntpoint || sleep 1 done checkfs /dev/md${mdstart}$part mdconfig -d -u $mdstart rm -rf /tmp/rename12 exit 0 EOF #include #include #include #include #include #include #include #include #include #include #include pid_t crpid; long n; int mvpipe[2], rmpipe[2]; void cr(void) { pid_t pid; int i; char name[80]; setproctitle("cr"); pid = getpid(); usleep(arc4random() & 1000); for (i = 0; i < n; i++) { snprintf(name, sizeof(name), "dir1/d.%06d.%06d", pid, i); if (mkdir(name, 0700) == -1) err(1, "mkdir(%s). %s:%d", name, __FILE__, __LINE__); if (write(mvpipe[1], &i, sizeof(i)) != sizeof(i)) err(1, "write mvpipe"); } _exit(0); } void mv(void) { pid_t pid; int i; char name[80], to[80]; setproctitle("mv"); pid = crpid; i = 0; while (i != n - 1 && read(mvpipe[0], &i, sizeof(i)) == sizeof(i)) { snprintf(name, sizeof(name), "dir1/d.%06d.%06d", pid, i); snprintf(to , sizeof(to ), "dir2/d.%06d.%06d", pid, i); if (rename(name, to) == -1) warn("rename(%s, %s)", name, to); if (write(rmpipe[1], &i, sizeof(i)) != sizeof(i)) err(1, "write rmpipe"); } _exit(0); } void rm(void) { pid_t pid; int i; char to[80]; setproctitle("rm"); pid = crpid; i = 0; while (i != n - 1 && read(rmpipe[0], &i, sizeof(i)) == sizeof(i)) { snprintf(to, sizeof(to ), "dir2/d.%06d.%06d", pid, i); if (rmdir(to) == -1) warn("rmdir(%s)", to); } _exit(0); } int main(int argc, char **argv) { int r, s; if (argc != 2) errx(1, "Usage %s ", argv[0]); n = atol(argv[1]); if (n > 32765) { n = 32765 - 1; } if (pipe(mvpipe) == -1) err(1, "pipe()"); if (pipe(rmpipe) == -1) err(1, "pipe()"); r = 0; if ((crpid = fork()) == 0) cr(); if (fork() == 0) mv(); if (fork() == 0) rm(); wait(&s); r += WEXITSTATUS(s); wait(&s); r += WEXITSTATUS(s); wait(&s); r += WEXITSTATUS(s); return (r); } Index: user/pho/stress2/misc/rename5.sh =================================================================== --- user/pho/stress2/misc/rename5.sh (revision 297484) +++ user/pho/stress2/misc/rename5.sh (revision 297485) @@ -1,135 +1,140 @@ #!/bin/sh # # Copyright (c) 2011 Peter Holm # All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions # are met: # 1. Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF # SUCH DAMAGE. # # $FreeBSD$ # # Rename scenario from kern/156545 by Konstantin, # konstantin malov kaspersky com # On 8.2-STABLE fsck reports # "xxx IS AN EXTRANEOUS HARD LINK TO DIRECTORY yyy" # Fixed by r220986 [ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 . ../default.cfg mount | grep -q "$mntpoint" && umount $mntpoint mdconfig -l | grep -q $mdstart && mdconfig -d -u $mdstart mdconfig -a -t swap -s 1g -u $mdstart bsdlabel -w md${mdstart} auto newfs $newfs_flags md${mdstart}$part > /dev/null mount /dev/md${mdstart}$part $mntpoint here=`pwd` cd /tmp sed '1,/^EOF/d' < $here/$0 > rename5.c mycc -o rename5 -Wall -Wextra -O2 rename5.c rm -f rename5.c cd $mntpoint /tmp/rename5 cd $here rm -f /tmp/rename5 while mount | grep -q md${mdstart}$part; do umount $mntpoint || sleep 1 done checkfs /dev/md${mdstart}$part mdconfig -d -u $mdstart exit 0 EOF +#include +#include + #include #include #include #include -#include -#include +#include #include #define N 1000 +#define RUNTIME (5 * 60) void test(void) { pid_t pid; int i; char from[128], to[128]; pid = getpid(); for (i = 0; i < N; i++) { snprintf(from, sizeof(from), "src/dir.%06d", i); snprintf(to , sizeof(to), "src/dir.%06d.%06d", i, pid); (void)rename(from, to); } _exit(0); } int main() { - int fd, i, j; + time_t start; + int fd, i; char dir[128], file[128]; - for (j = 0; j < 50; j++) { + start = time(NULL); + while (time(NULL) - start < RUNTIME) { if (mkdir("src", 0700) == -1) err(1, "mkdir(src)"); for (i = 0; i < N; i++) { snprintf(dir, sizeof(dir), "src/dir.%06d", i); if (mkdir(dir, 0700) == -1) err(1, "mkdir(%s)", dir); snprintf(file, sizeof(file), "%s/meta", dir); if ((fd = open(file, O_RDWR | O_CREAT, 0600)) < 0) err(1, "open(%s)", file); close(fd); snprintf(file, sizeof(file), "%s/data", dir); if ((fd = open(file, O_RDWR | O_CREAT, 0600)) < 0) err(1, "open(%s)", file); close(fd); } for (i = 0; i < 2; i++) { if (fork() == 0) test(); } for (i = 0; i < 2; i++) wait(NULL); system("rm -rf src > /dev/null 2>&1"); } return (0); }