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楼主: welcome008
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我在一个目录下，find+gzip时，为啥总会报：already has .gz suffix -- unchanged [复制链接]

cjaizss

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2015年迎新春徽章 日期:2015-03-04 09:56:11数据库技术版块每日发帖之星 日期:2016-08-03 06:20:00数据库技术版块每日发帖之星 日期:2016-08-04 06:20:00
21楼 [报告]
发表于 2011-01-10 21:15 |只看该作者
脚本测试？

这个环境就是很简单的

一个目录下很多le.YYYYMMDDHH24MISS文件

我想对几天前 ...
welcome008 发表于 2011-01-10 11:44



    这个很容易测试

  2.    我在/tmp/test下有几个文件，这么写
  3.   strace -f find . -exec sh -c "sleep 1000 && cat {} >/dev/null" \;
  4.    
复制代码
发现打印出以下内容
  open("/lib/libc.so.6", O_RDONLY)        = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\300Y\1"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0755, st_size=1404242, ...}) = 0
mmap2(NULL, 1176988, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7e57000
madvise(0xb7e57000, 1176988, MADV_SEQUENTIAL|0x1) = 0
mmap2(0xb7f70000, 16384, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x11 = 0xb7f70000
mmap2(0xb7f74000, 9628, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xb7f74000
close(3)                                = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7e56000
set_thread_area({entry_number:-1 -> 6, base_addr:0xb7e566b0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0
mprotect(0xb7f70000, 8192, PROT_READ)   = 0
munmap(0xb7f77000, 61210)               = 0
uname({sys="Linux", node="linux-0gt0", ...}) = 0
brk(0)                                  = 0x8069000
brk(0x808a000)                          = 0x808a000
open("/usr/lib/locale/locale-archive", O_RDONLY|O_LARGEFILE) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/locale.alias", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=2528, ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7f85000
read(3, "# Locale name alias data base.\n#"..., 4096) = 2528
read(3, "", 4096)                       = 0
close(3)                                = 0
munmap(0xb7f85000, 4096)                = 0
open("/usr/lib/locale/zh_CN.UTF-8/LC_CTYPE", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/lib/locale/zh_CN.utf8/LC_CTYPE", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=209296, ...}) = 0
mmap2(NULL, 209296, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb7e22000
close(3)                                = 0
open("/usr/lib/gconv/gconv-modules.cache", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=25404, ...}) = 0
mmap2(NULL, 25404, PROT_READ, MAP_SHARED, 3, 0) = 0xb7f7f000
close(3)                                = 0
ioctl(0, SNDCTL_TMR_TIMEBASE or TCGETS, {B38400 opost isig icanon echo ...}) = 0
time(NULL)                              = 1294665149
open(".", O_RDONLY|O_LARGEFILE)         = 3
fchdir(3)                               = 0
lstat64(".", {st_mode=S_IFDIR|0755, st_size=320, ...}) = 0
lstat64(".", {st_mode=S_IFDIR|0755, st_size=320, ...}) = 0
brk(0x80ca000)                          = 0x80ca000
rt_sigaction(SIGCHLD, {SIG_DFL}, {SIG_DFL}, = 0
clone(Process 10833 attached
child_stack=0, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0xb7e566f = 10833
[pid 10832] waitpid(10833, Process 10832 suspended
<unfinished ...>
[pid 10833] fchdir(3)                   = 0
[pid 10833] execve("/sbin/sh", ["sh", "-c", "sleep 1000 && cat . >/dev/null"], [/* 58 vars */]) = -1 ENOENT (No such file or directory)
[pid 10833] execve("/usr/sbin/sh", ["sh", "-c", "sleep 1000 && cat . >/dev/null"], [/* 58 vars */]) = -1 ENOENT (No such file or directory)
[pid 10833] execve("/usr/local/sbin/sh", ["sh", "-c", "sleep 1000 && cat . >/dev/null"], [/* 58 vars */]) = -1 ENOENT (No such file or directory)
[pid 10833] execve("/opt/gnome/sbin/sh", ["sh", "-c", "sleep 1000 && cat . >/dev/null"], [/* 58 vars */]) = -1 ENOENT (No such file or directory)
[pid 10833] execve("/usr/local/bin/sh", ["sh", "-c", "sleep 1000 && cat . >/dev/null"], [/* 58 vars */]) = -1 ENOENT (No such file or directory)
[pid 10833] execve("/usr/bin/sh", ["sh", "-c", "sleep 1000 && cat . >/dev/null"], [/* 58 vars */]) = -1 ENOENT (No such file or directory)
[pid 10833] execve("/usr/X11R6/bin/sh", ["sh", "-c", "sleep 1000 && cat . >/dev/null"], [/* 58 vars */]) = -1 ENOENT (No such file or directory)
[pid 10833] execve("/bin/sh", ["sh", "-c", "sleep 1000 && cat . >/dev/null"], [/* 58 vars */]) = 0
[pid 10833] brk(0)                      = 0x80c8000
[pid 10833] mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7eec000
[pid 10833] access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
[pid 10833] open("/etc/ld.so.cache", O_RDONLY) = 4
[pid 10833] fstat64(4, {st_mode=S_IFREG|0644, st_size=61210, ...}) = 0
[pid 10833] mmap2(NULL, 61210, PROT_READ, MAP_PRIVATE, 4, 0) = 0xb7edd000
[pid 10833] close(4)                    = 0
[pid 10833] open("/usr/local/lib/libreadline.so.5", O_RDONLY) = 4
[pid 10833] read(4, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\20\274"..., 512) = 512
[pid 10833] fstat64(4, {st_mode=S_IFREG|0555, st_size=479054, ...}) = 0
[pid 10833] mmap2(NULL, 187492, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 4, 0) = 0xb7eaf000
[pid 10833] madvise(0xb7eaf000, 187492, MADV_SEQUENTIAL|0x1) = 0
[pid 10833] mmap2(0xb7ed8000, 16384, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 4, 0x29) = 0xb7ed8000
[pid 10833] mmap2(0xb7edc000, 3172, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xb7edc000
[pid 10833] close(4)                    = 0
[pid 10833] open("/usr/local/lib/libhistory.so.5", O_RDONLY) = 4
[pid 10833] read(4, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0@\30\0\000"..., 512) = 512
[pid 10833] fstat64(4, {st_mode=S_IFREG|0555, st_size=77690, ...}) = 0
[pid 10833] mmap2(NULL, 25224, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 4, 0) = 0xb7ea8000
[pid 10833] madvise(0xb7ea8000, 25224, MADV_SEQUENTIAL|0x1) = 0
[pid 10833] mmap2(0xb7eae000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 4, 0x6) = 0xb7eae000
[pid 10833] close(4)                    = 0
[pid 10833] open("/lib/libncurses.so.5", O_RDONLY) = 4
[pid 10833] read(4, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0@\366\0"..., 512) = 512
[pid 10833] fstat64(4, {st_mode=S_IFREG|0755, st_size=288188, ...}) = 0
[pid 10833] mmap2(NULL, 288900, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 4, 0) = 0xb7e61000
[pid 10833] madvise(0xb7e61000, 288900, MADV_SEQUENTIAL|0x1) = 0
[pid 10833] mmap2(0xb7e9c000, 45056, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 4, 0x3a) = 0xb7e9c000
[pid 10833] mmap2(0xb7ea7000, 2180, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xb7ea7000
[pid 10833] close(4)                    = 0
[pid 10833] open("/lib/libdl.so.2", O_RDONLY) = 4
[pid 10833] read(4, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0p\f\0\000"..., 512) = 512
[pid 10833] fstat64(4, {st_mode=S_IFREG|0755, st_size=13814, ...}) = 0
[pid 10833] mmap2(NULL, 12412, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 4, 0) = 0xb7e5d000
[pid 10833] madvise(0xb7e5d000, 12412, MADV_SEQUENTIAL|0x1) = 0
[pid 10833] mmap2(0xb7e5f000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 4, 0x1) = 0xb7e5f000
[pid 10833] close(4)                    = 0
[pid 10833] open("/lib/libc.so.6", O_RDONLY) = 4
[pid 10833] read(4, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\300Y\1"..., 512) = 512
[pid 10833] fstat64(4, {st_mode=S_IFREG|0755, st_size=1404242, ...}) = 0
[pid 10833] mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7e5c000
[pid 10833] mmap2(NULL, 1176988, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 4, 0) = 0xb7d3c000
[pid 10833] madvise(0xb7d3c000, 1176988, MADV_SEQUENTIAL|0x1) = 0
[pid 10833] mmap2(0xb7e55000, 16384, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 4, 0x11 = 0xb7e55000
[pid 10833] mmap2(0xb7e59000, 9628, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xb7e59000
[pid 10833] close(4)                    = 0
[pid 10833] mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7d3b000
[pid 10833] set_thread_area({entry_number:-1 -> 6, base_addr:0xb7d3b6b0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0
[pid 10833] mprotect(0xb7e55000, 8192, PROT_READ) = 0
[pid 10833] munmap(0xb7edd000, 61210)   = 0
[pid 10833] rt_sigprocmask(SIG_BLOCK, NULL, [], = 0
[pid 10833] open("/dev/tty", O_RDWR|O_NONBLOCK|O_LARGEFILE) = 4
[pid 10833] close(4)                    = 0
[pid 10833] stat64("/usr/lib/locale/locale-archive", 0xbfe7f0b4) = -1 ENOENT (No such file or directory)
[pid 10833] brk(0)                      = 0x80c8000
[pid 10833] brk(0x80e9000)              = 0x80e9000
[pid 10833] open("/usr/lib/locale/locale-archive", O_RDONLY|O_LARGEFILE) = -1 ENOENT (No such file or directory)
[pid 10833] open("/usr/share/locale/locale.alias", O_RDONLY) = 4
[pid 10833] fstat64(4, {st_mode=S_IFREG|0644, st_size=2528, ...}) = 0
[pid 10833] mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7eeb000
[pid 10833] read(4, "# Locale name alias data base.\n#"..., 4096) = 2528
[pid 10833] read(4, "", 4096)           = 0
[pid 10833] close(4)                    = 0
[pid 10833] munmap(0xb7eeb000, 4096)    = 0
[pid 10833] open("/usr/lib/locale/zh_CN.UTF-8/LC_CTYPE", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 10833] open("/usr/lib/locale/zh_CN.utf8/LC_CTYPE", O_RDONLY) = 4
[pid 10833] fstat64(4, {st_mode=S_IFREG|0644, st_size=209296, ...}) = 0
[pid 10833] mmap2(NULL, 209296, PROT_READ, MAP_PRIVATE, 4, 0) = 0xb7d07000
[pid 10833] close(4)                    = 0
[pid 10833] open("/usr/lib/gconv/gconv-modules.cache", O_RDONLY) = 4
[pid 10833] fstat64(4, {st_mode=S_IFREG|0644, st_size=25404, ...}) = 0
[pid 10833] mmap2(NULL, 25404, PROT_READ, MAP_SHARED, 4, 0) = 0xb7ee5000
[pid 10833] close(4)                    = 0
[pid 10833] getuid32()                  = 0
[pid 10833] getgid32()                  = 0
[pid 10833] geteuid32()                 = 0
[pid 10833] getegid32()                 = 0
[pid 10833] rt_sigprocmask(SIG_BLOCK, NULL, [], = 0
[pid 10833] time(NULL)                  = 1294665149
[pid 10833] open("/proc/meminfo", O_RDONLY) = 4
[pid 10833] fstat64(4, {st_mode=S_IFREG|0444, st_size=0, ...}) = 0
[pid 10833] mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7ee4000
[pid 10833] read(4, "MemTotal:       256724 kB\nMemFre"..., 1024) = 693
[pid 10833] close(4)                    = 0
[pid 10833] munmap(0xb7ee4000, 4096)    = 0
[pid 10833] rt_sigaction(SIGCHLD, {SIG_DFL}, {SIG_DFL}, = 0
[pid 10833] rt_sigaction(SIGCHLD, {SIG_DFL}, {SIG_DFL}, = 0
[pid 10833] rt_sigaction(SIGINT, {SIG_DFL}, {SIG_DFL}, = 0
[pid 10833] rt_sigaction(SIGINT, {SIG_DFL}, {SIG_DFL}, = 0
[pid 10833] rt_sigaction(SIGQUIT, {SIG_DFL}, {SIG_DFL}, 8) = 0
[pid 10833] rt_sigaction(SIGQUIT, {SIG_DFL}, {SIG_DFL}, 8) = 0
[pid 10833] rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
[pid 10833] rt_sigaction(SIGQUIT, {SIG_IGN}, {SIG_DFL}, 8) = 0
[pid 10833] uname({sys="Linux", node="linux-0gt0", ...}) = 0
[pid 10833] stat64("/tmp/test", {st_mode=S_IFDIR|0755, st_size=320, ...}) = 0
[pid 10833] stat64(".", {st_mode=S_IFDIR|0755, st_size=320, ...}) = 0
[pid 10833] getpid()                    = 10833
[pid 10833] getppid()                   = 10832
[pid 10833] stat64(".", {st_mode=S_IFDIR|0755, st_size=320, ...}) = 0
[pid 10833] stat64("/sbin/sh", 0xbfe7ef98) = -1 ENOENT (No such file or directory)
[pid 10833] stat64("/usr/sbin/sh", 0xbfe7ef98) = -1 ENOENT (No such file or directory)
[pid 10833] stat64("/usr/local/sbin/sh", 0xbfe7ef98) = -1 ENOENT (No such file or directory)
[pid 10833] stat64("/opt/gnome/sbin/sh", 0xbfe7ef98) = -1 ENOENT (No such file or directory)
[pid 10833] stat64("/usr/local/bin/sh", 0xbfe7ef98) = -1 ENOENT (No such file or directory)
[pid 10833] stat64("/usr/bin/sh", 0xbfe7ef98) = -1 ENOENT (No such file or directory)
[pid 10833] stat64("/usr/X11R6/bin/sh", 0xbfe7ef98) = -1 ENOENT (No such file or directory)
[pid 10833] stat64("/bin/sh", {st_mode=S_IFREG|0755, st_size=501804, ...}) = 0
[pid 10833] stat64("/bin/sh", {st_mode=S_IFREG|0755, st_size=501804, ...}) = 0
[pid 10833] getpgrp()                   = 10831
[pid 10833] rt_sigaction(SIGCHLD, {0x80752e0, [], 0}, {SIG_DFL}, 8) = 0
[pid 10833] getrlimit(RLIMIT_NPROC, {rlim_cur=2*1024, rlim_max=2*1024}) = 0
[pid 10833] rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
[pid 10833] rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
[pid 10833] rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
[pid 10833] stat64(".", {st_mode=S_IFDIR|0755, st_size=320, ...}) = 0
[pid 10833] stat64("/sbin/sleep", 0xbfe7ec48) = -1 ENOENT (No such file or directory)
[pid 10833] stat64("/usr/sbin/sleep", 0xbfe7ec48) = -1 ENOENT (No such file or directory)
[pid 10833] stat64("/usr/local/sbin/sleep", 0xbfe7ec48) = -1 ENOENT (No such file or directory)
[pid 10833] stat64("/opt/gnome/sbin/sleep", 0xbfe7ec48) = -1 ENOENT (No such file or directory)
[pid 10833] stat64("/usr/local/bin/sleep", 0xbfe7ec48) = -1 ENOENT (No such file or directory)
[pid 10833] stat64("/usr/bin/sleep", 0xbfe7ec48) = -1 ENOENT (No such file or directory)
[pid 10833] stat64("/usr/X11R6/bin/sleep", 0xbfe7ec48) = -1 ENOENT (No such file or directory)
[pid 10833] stat64("/bin/sleep", {st_mode=S_IFREG|0755, st_size=15696, ...}) = 0
[pid 10833] stat64("/bin/sleep", {st_mode=S_IFREG|0755, st_size=15696, ...}) = 0
[pid 10833] rt_sigprocmask(SIG_BLOCK, [INT CHLD], [], 8) = 0
[pid 10833] clone(Process 10834 attached
child_stack=0, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0xb7d3b6f8) = 10834
[pid 10833] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid 10833] rt_sigprocmask(SIG_BLOCK, [CHLD], [], 8) = 0
[pid 10833] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid 10833] rt_sigprocmask(SIG_BLOCK, [CHLD], [], 8) = 0
[pid 10833] rt_sigaction(SIGINT, {0x8073603, [], 0}, {SIG_DFL}, 8) = 0
[pid 10833] waitpid(-1, Process 10833 suspended
<unfinished ...>
[pid 10834] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid 10834] rt_sigaction(SIGTSTP, {SIG_DFL}, {SIG_DFL}, 8) = 0
[pid 10834] rt_sigaction(SIGTTIN, {SIG_DFL}, {SIG_DFL}, 8) = 0
[pid 10834] rt_sigaction(SIGTTOU, {SIG_DFL}, {SIG_DFL}, 8) = 0
[pid 10834] rt_sigaction(SIGINT, {SIG_DFL}, {SIG_DFL}, 8) = 0
[pid 10834] rt_sigaction(SIGQUIT, {SIG_DFL}, {SIG_IGN}, 8) = 0
[pid 10834] rt_sigaction(SIGCHLD, {SIG_DFL}, {0x80752e0, [], 0}, 8) = 0
[pid 10834] execve("/bin/sleep", ["sleep", "1000"], [/* 57 vars */]) = 0
[pid 10834] brk(0)                      = 0x804d000
[pid 10834] mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7f06000
[pid 10834] access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
[pid 10834] open("/etc/ld.so.cache", O_RDONLY) = 4
[pid 10834] fstat64(4, {st_mode=S_IFREG|0644, st_size=61210, ...}) = 0
[pid 10834] mmap2(NULL, 61210, PROT_READ, MAP_PRIVATE, 4, 0) = 0xb7ef7000
[pid 10834] close(4)                    = 0
[pid 10834] open("/lib/libc.so.6", O_RDONLY) = 4
[pid 10834] read(4, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\300Y\1"..., 512) = 512
[pid 10834] fstat64(4, {st_mode=S_IFREG|0755, st_size=1404242, ...}) = 0
[pid 10834] mmap2(NULL, 1176988, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 4, 0) = 0xb7dd7000
[pid 10834] madvise(0xb7dd7000, 1176988, MADV_SEQUENTIAL|0x1) = 0
[pid 10834] mmap2(0xb7ef0000, 16384, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 4, 0x118) = 0xb7ef0000
[pid 10834] mmap2(0xb7ef4000, 9628, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xb7ef4000
[pid 10834] close(4)                    = 0
[pid 10834] mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7dd6000
[pid 10834] set_thread_area({entry_number:-1 -> 6, base_addr:0xb7dd66b0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0
[pid 10834] mprotect(0xb7ef0000, 8192, PROT_READ) = 0
[pid 10834] munmap(0xb7ef7000, 61210)   = 0
[pid 10834] brk(0)                      = 0x804d000
[pid 10834] brk(0x806e000)              = 0x806e000
[pid 10834] open("/usr/lib/locale/locale-archive", O_RDONLY|O_LARGEFILE) = -1 ENOENT (No such file or directory)
[pid 10834] open("/usr/share/locale/locale.alias", O_RDONLY) = 4
[pid 10834] fstat64(4, {st_mode=S_IFREG|0644, st_size=2528, ...}) = 0
[pid 10834] mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7f05000
[pid 10834] read(4, "# Locale name alias data base.\n#"..., 4096) = 2528
[pid 10834] read(4, "", 4096)           = 0
[pid 10834] close(4)                    = 0
[pid 10834] munmap(0xb7f05000, 4096)    = 0
[pid 10834] open("/usr/lib/locale/zh_CN.UTF-8/LC_CTYPE", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 10834] open("/usr/lib/locale/zh_CN.utf8/LC_CTYPE", O_RDONLY) = 4
[pid 10834] fstat64(4, {st_mode=S_IFREG|0644, st_size=209296, ...}) = 0
[pid 10834] mmap2(NULL, 209296, PROT_READ, MAP_PRIVATE, 4, 0) = 0xb7da2000
[pid 10834] close(4)                    = 0
[pid 10834] open("/usr/lib/gconv/gconv-modules.cache", O_RDONLY) = 4
[pid 10834] fstat64(4, {st_mode=S_IFREG|0644, st_size=25404, ...}) = 0
[pid 10834] mmap2(NULL, 25404, PROT_READ, MAP_SHARED, 4, 0) = 0xb7eff000
[pid 10834] close(4)                    = 0
[pid 10834] nanosleep({1000, 0},

注意以上的红字，find进程正在waitpid,应该是阻塞wait
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22楼 [报告]
发表于 2011-01-10 21:24 |只看该作者
一个进程是不能同时加载不同的程序的，显然find要产生子进程去加载gzip，两个进程同时运行时谁先获得资源 ...
waker 发表于 2011-01-10 17:01



    哦，这个解释也有道理，

看来不是我二楼想的那样了。
实战分享：从技术角度谈机器学习入门| 【大话IT】RadonDB低门槛向MySQL集群下战书 | ChinaUnix打赏功能已上线！ | 新一代分布式关系型数据库RadonDB知多少？
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