[Lustre-discuss] can not create VHD format file in the client's shared directory using lustre FS ??

chen guihua cgh322 at gmail.com
Tue Oct 25 08:24:09 PDT 2011


 Hello
     I have¡¡configured lustre 1.6.5 FS, and in  the client,i tried¡¡to
create a VHD file in the shared directory , using command strace ¨Co logfile
vhd-tuil create ¨Cn vhd.img ¨Cs 2048, and execute the command to test
whether the lustre support the VHD-format file or not?, I find some
information as follows:(all command are excuted in client )

  1 in the lustre share directory,logfile records:
  execve("/usr/sbin/vhd-util", ["vhd-util", "create", "-n", "vhd.img", "-s",
"2048"], [/* 22 vars */]) = 0
 brk(0)                            = 0x602000
 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b321cf4a000
 uname({sys="Linux", node="node34", ...}) = 0
 access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
 open("/etc/ld.so.cache", O_RDONLY) = 3
 fstat(3, {st_mode=S_IFREG|0644, st_size=73642, ...}) = 0
 mmap(NULL, 73642, PROT_READ, MAP_PRIVATE, 3, 0) = 0x2b321cf4b000
 close(3)                          = 0
 open("/usr/lib64/libvhd.so.1.0", O_RDONLY) = 3
 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\340<
\0030\0\0\0"..., 832) = 832
 fstat(3, {st_mode=S_IFREG|0644, st_size=376324, ...}) = 0
 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b321cf5d000
 mmap(0x3003200000, 2198912, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE,
3, 0) = 0x3003200000
 mprotect(0x3003218000, 2097152, PROT_NONE) = 0
 mmap(0x3003418000, 4096, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x18000) = 0x3003418000
 close(3)                          = 0
 open("/lib64/libuuid.so.1", O_RDONLY) = 3
 read(3,
"\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\220\25\0\0\0\0\0\0"..., 832)
= 832
 fstat(3, {st_mode=S_IFREG|0755, st_size=15360, ...}) = 0
 mmap(NULL, 2110488, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) =
0x2b321cf5e000
 mprotect(0x2b321cf62000, 2093056, PROT_NONE) = 0
 mmap(0x2b321d161000, 4096, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3000) = 0x2b321d161000
 close(3)                          = 0
 open("/lib64/libc.so.6", O_RDONLY) = 3
 read(3,
"\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\220\332a\0010\0\0\0"...,
832) = 832
 fstat(3, {st_mode=S_IFREG|0755, st_size=1718120, ...}) = 0
 mmap(0x3001600000, 3498328, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE,
3, 0) = 0x3001600000
 mprotect(0x300174e000, 2093056, PROT_NONE) = 0
 mmap(0x300194d000, 20480, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x14d000) = 0x300194d000
 mmap(0x3001952000, 16728, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x3001952000
 close(3)                          = 0
 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b321d162000
 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b321d163000
 arch_prctl(ARCH_SET_FS, 0x2b321d162dc0) = 0
 mprotect(0x300194d000, 16384, PROT_READ) = 0
 mprotect(0x300141b000, 4096, PROT_READ) = 0
 munmap(0x2b321cf4b000, 73642)     = 0
 brk(0)                            = 0x602000
 brk(0x623000)                     = 0x623000
 open("vhd.img", O_WRONLY|O_CREAT|O_TRUNC|O_DIRECT, 0644) = 3
 stat("vhd.img", {st_mode=S_IFREG|0644, st_size=0, ...}) = 0
 time(NULL)                        = 1319410058
 open("/etc/localtime", O_RDONLY)  = 4
 fstat(4, {st_mode=S_IFREG|0644, st_size=405, ...}) = 0
 fstat(4, {st_mode=S_IFREG|0644, st_size=405, ...}) = 0
 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b321cf4b000
 read(4, "TZif2\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\3\0\0\0\3\0\0\0\0"...,
4096) = 405
 lseek(4, -240, SEEK_CUR)          = 165
 read(4, "TZif2\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\3\0\0\0\3\0\0\0\0"...,
4096) = 240
 close(4)                          = 0
 munmap(0x2b321cf4b000, 4096)      = 0
 gettimeofday({1319410058, 344663}, NULL) = 0
 open("/dev/urandom", O_RDONLY)    = 4
 fcntl(4, F_GETFD)                 = 0
 fcntl(4, F_SETFD, FD_CLOEXEC)     = 0
 getpid()                          =
 getuid()                          = 0
 getppid()                         = 31097
 gettimeofday({1319410058, 346012}, NULL) = 0
 gettimeofday({1319410058, 346216}, NULL) = 0
 read(4, "\266#\216\21#\215\354\33\266\255\340\360D?\242\244", 16) = 16
 gettid()                          =
 lseek(3, 0, SEEK_SET)             = 0
 write(3, "conectix\0\0\0\2\0\1\0\0\0\0\0\0\0\0\2\0\0267\306\212tap\0"...,
512) = -1 EINVAL (Invalid argument)
 close(3)                          = 0
 unlink("vhd.img")                 = 0
 exit_group(22)                    = ?

  2 in non-shared directory: (everything is normal)
     execve("/usr/sbin/vhd-util", ["vhd-util", "create", "-n", "vhd.img",
"-s", "2048"], [/* 22 vars */]) = 0
 brk(0)                            = 0x602000
 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b766ea44000
 uname({sys="Linux", node="node34", ...}) = 0
 access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
 open("/etc/ld.so.cache", O_RDONLY) = 3
 fstat(3, {st_mode=S_IFREG|0644, st_size=73642, ...}) = 0
 mmap(NULL, 73642, PROT_READ, MAP_PRIVATE, 3, 0) = 0x2b766ea45000
 close(3)                          = 0
 open("/usr/lib64/libvhd.so.1.0", O_RDONLY) = 3
 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\340<
\0030\0\0\0"..., 832) = 832
 fstat(3, {st_mode=S_IFREG|0644, st_size=376324, ...}) = 0
 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b766ea57000
 mmap(0x3003200000, 2198912, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE,
3, 0) = 0x3003200000
 mprotect(0x3003218000, 2097152, PROT_NONE) = 0
 mmap(0x3003418000, 4096, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x18000) = 0x3003418000
 close(3)                          = 0
 open("/lib64/libuuid.so.1", O_RDONLY) = 3
 read(3,
"\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\220\25\0\0\0\0\0\0"..., 832)
= 832
 fstat(3, {st_mode=S_IFREG|0755, st_size=15360, ...}) = 0
 mmap(NULL, 2110488, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) =
0x2b766ea58000
 mprotect(0x2b766ea5c000, 2093056, PROT_NONE) = 0
 mmap(0x2b766ec5b000, 4096, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3000) = 0x2b766ec5b000
 close(3)                          = 0
 open("/lib64/libc.so.6", O_RDONLY) = 3
 read(3,
"\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\220\332a\0010\0\0\0"...,
832) = 832
 fstat(3, {st_mode=S_IFREG|0755, st_size=1718120, ...}) = 0
 mmap(0x3001600000, 3498328, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE,
3, 0) = 0x3001600000
 mprotect(0x300174e000, 2093056, PROT_NONE) = 0
 mmap(0x300194d000, 20480, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x14d000) = 0x300194d000
 mmap(0x3001952000, 16728, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x3001952000
 close(3)                          = 0
 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b766ec5c000
 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b766ec5d000
 arch_prctl(ARCH_SET_FS, 0x2b766ec5cdc0) = 0
 mprotect(0x300194d000, 16384, PROT_READ) = 0
 mprotect(0x300141b000, 4096, PROT_READ) = 0
 munmap(0x2b766ea45000, 73642)     = 0
 brk(0)                            = 0x602000
 brk(0x623000)                     = 0x623000
 open("vhd.img", O_WRONLY|O_CREAT|O_TRUNC|O_DIRECT, 0644) = 3
 stat("vhd.img", {st_mode=S_IFREG|0644, st_size=0, ...}) = 0
 time(NULL)                        = 1319411057
 open("/etc/localtime", O_RDONLY)  = 4
 fstat(4, {st_mode=S_IFREG|0644, st_size=405, ...}) = 0
 fstat(4, {st_mode=S_IFREG|0644, st_size=405, ...}) = 0
 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b766ea45000
 read(4, "TZif2\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\3\0\0\0\3\0\0\0\0"...,
4096) = 405
 lseek(4, -240, SEEK_CUR)          = 165
 read(4, "TZif2\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\3\0\0\0\3\0\0\0\0"...,
4096) = 240
 close(4)                          = 0
 munmap(0x2b766ea45000, 4096)      = 0
 gettimeofday({1319411057, 55555}, NULL) = 0
 open("/dev/urandom", O_RDONLY)    = 4
 fcntl(4, F_GETFD)                 = 0
 fcntl(4, F_SETFD, FD_CLOEXEC)     = 0
 getpid()                          =
 getuid()                          = 0
 getppid()                         = 31167
 gettimeofday({1319411057, 56604}, NULL) = 0
 gettimeofday({1319411057, 56766}, NULL) = 0
 read(4, "\275A\20\351\201o\10}\230\345J\34\272\n}\r", 16) = 16
 gettid()                          =
 lseek(3, 0, SEEK_SET)             = 0
 write(3, "conectix\0\0\0\2\0\1\0\0\0\0\0\0\0\0\2\0\0267\312qtap\0"..., 512)
= 512
 lseek(3, 512, SEEK_SET)           = 512
 write(3,
"cxsparse\377\377\377\377\377\377\377\377\0\0\0\0\0\0\6\0\0\1\0\0\0\0\4\0"...,
1024) = 1024
 lseek(3, 6144, SEEK_SET)          = 6144
 write(3,
"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 512)
= 512
 lseek(3, 5632, SEEK_SET)          = 5632
 write(3,
"tdbatmap\0\0\0\0\0\0\30\0\0\0\0\1\0\1\0\2\377\377\377\377\0\0\0\0"..., 512)
= 512
 lseek(3, 1536, SEEK_SET)          = 1536
 lseek(3, 1536, SEEK_SET)          = 1536
 write(3,
"\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377"...,
4096) = 4096
 lseek(3, 512, SEEK_SET)           = 512
 write(3,
"cxsparse\377\377\377\377\377\377\377\377\0\0\0\0\0\0\6\0\0\1\0\0\0\0\4\0"...,
1024) = 1024
 lseek(3, 0, SEEK_END)             = 6656
 lseek(3, 0, SEEK_CUR)             = 6656
 lseek(3, 6656, SEEK_SET)          = 6656
 write(3, "conectix\0\0\0\2\0\1\0\0\0\0\0\0\0\0\2\0\0267\312qtap\0"..., 512)
= 512
 close(3)                          = 0
 exit_group(0)


I don¡¯t know the reason , I really hope you can help me, thanks so much
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