<br> <br> Hello<br> 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 )<br> <br> 1 in the
lustre share directory,logfile records:<br> execve("/usr/sbin/vhd-util",
["vhd-util", "create", "-n", "vhd.img", "-s", "2048"], [/* 22 vars */]) =
0<br> brk(0) = 0x602000<br> mmap(NULL, 4096,
PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b321cf4a000<br> uname({sys="Linux", node="node34", ...}) =
0<br> access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or
directory)<br> open("/etc/ld.so.cache", O_RDONLY) = 3<br> fstat(3,
{st_mode=S_IFREG|0644, st_size=73642, ...}) = 0<br> mmap(NULL, 73642, PROT_READ,
MAP_PRIVATE, 3, 0) = 0x2b321cf4b000<br> close(3) =
0<br> open("/usr/lib64/libvhd.so.1.0", O_RDONLY) = 3<br> 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<br> fstat(3, {st_mode=S_IFREG|0644, st_size=376324, ...}) =
0<br> mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b321cf5d000<br> mmap(0x3003200000, 2198912, PROT_READ|PROT_EXEC,
MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x3003200000<br> mprotect(0x3003218000,
2097152, PROT_NONE) = 0<br> mmap(0x3003418000, 4096, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x18000) =
0x3003418000<br> close(3) =
0<br> open("/lib64/libuuid.so.1", O_RDONLY) = 3<br> 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<br> fstat(3, {st_mode=S_IFREG|0755, st_size=15360, ...}) =
0<br> mmap(NULL, 2110488, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0)
= 0x2b321cf5e000<br> mprotect(0x2b321cf62000, 2093056, PROT_NONE) =
0<br> mmap(0x2b321d161000, 4096, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3000) =
0x2b321d161000<br> close(3) =
0<br> open("/lib64/libc.so.6", O_RDONLY) = 3<br> 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<br> fstat(3, {st_mode=S_IFREG|0755, st_size=1718120, ...}) =
0<br> mmap(0x3001600000, 3498328, PROT_READ|PROT_EXEC,
MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x3001600000<br> mprotect(0x300174e000,
2093056, PROT_NONE) = 0<br> mmap(0x300194d000, 20480, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x14d000) =
0x300194d000<br> mmap(0x3001952000, 16728, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) =
0x3001952000<br> close(3) = 0<br> mmap(NULL, 4096,
PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b321d162000<br> mmap(NULL, 4096, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x2b321d163000<br> arch_prctl(ARCH_SET_FS,
0x2b321d162dc0) = 0<br> mprotect(0x300194d000, 16384, PROT_READ) =
0<br> mprotect(0x300141b000, 4096, PROT_READ) = 0<br> munmap(0x2b321cf4b000,
73642) = 0<br> brk(0) =
0x602000<br> brk(0x623000) = 0x623000<br> open("vhd.img",
O_WRONLY|O_CREAT|O_TRUNC|O_DIRECT, 0644) = 3<br> stat("vhd.img",
{st_mode=S_IFREG|0644, st_size=0, ...}) =
0<br> time(NULL) = 1319410058<br> open("/etc/localtime",
O_RDONLY) = 4<br> fstat(4, {st_mode=S_IFREG|0644, st_size=405, ...}) =
0<br> fstat(4, {st_mode=S_IFREG|0644, st_size=405, ...}) = 0<br> mmap(NULL,
4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b321cf4b000<br> 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<br> lseek(4, -240, SEEK_CUR) = 165<br> 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<br> close(4) = 0<br> munmap(0x2b321cf4b000,
4096) = 0<br> gettimeofday({1319410058, 344663}, NULL) =
0<br> open("/dev/urandom", O_RDONLY) = 4<br> fcntl(4,
F_GETFD) = 0<br> fcntl(4, F_SETFD, FD_CLOEXEC) =
0<br> getpid() = <br> getuid()
= 0<br> getppid() = 31097<br> gettimeofday({1319410058,
346012}, NULL) = 0<br> gettimeofday({1319410058, 346216}, NULL) = 0<br> read(4,
"\266#\216\21#\215\354\33\266\255\340\360D?\242\244", 16) =
16<br> gettid() = <br> lseek(3, 0,
SEEK_SET) = 0<br> 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)<br> close(3) =
0<br> unlink("vhd.img") =
0<br> exit_group(22) = ?<br> <br> 2 in non-shared
directory: (everything is normal) <br> execve("/usr/sbin/vhd-util",
["vhd-util", "create", "-n", "vhd.img", "-s", "2048"], [/* 22 vars */]) =
0<br> brk(0) = 0x602000<br> mmap(NULL, 4096,
PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b766ea44000<br> uname({sys="Linux", node="node34", ...}) =
0<br> access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or
directory)<br> open("/etc/ld.so.cache", O_RDONLY) = 3<br> fstat(3,
{st_mode=S_IFREG|0644, st_size=73642, ...}) = 0<br> mmap(NULL, 73642, PROT_READ,
MAP_PRIVATE, 3, 0) = 0x2b766ea45000<br> close(3) =
0<br> open("/usr/lib64/libvhd.so.1.0", O_RDONLY) = 3<br> 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<br> fstat(3, {st_mode=S_IFREG|0644, st_size=376324, ...}) =
0<br> mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b766ea57000<br> mmap(0x3003200000, 2198912, PROT_READ|PROT_EXEC,
MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x3003200000<br> mprotect(0x3003218000,
2097152, PROT_NONE) = 0<br> mmap(0x3003418000, 4096, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x18000) =
0x3003418000<br> close(3) =
0<br> open("/lib64/libuuid.so.1", O_RDONLY) = 3<br> 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<br> fstat(3, {st_mode=S_IFREG|0755, st_size=15360, ...}) =
0<br> mmap(NULL, 2110488, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0)
= 0x2b766ea58000<br> mprotect(0x2b766ea5c000, 2093056, PROT_NONE) =
0<br> mmap(0x2b766ec5b000, 4096, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3000) =
0x2b766ec5b000<br> close(3) =
0<br> open("/lib64/libc.so.6", O_RDONLY) = 3<br> 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<br> fstat(3, {st_mode=S_IFREG|0755, st_size=1718120, ...}) =
0<br> mmap(0x3001600000, 3498328, PROT_READ|PROT_EXEC,
MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x3001600000<br> mprotect(0x300174e000,
2093056, PROT_NONE) = 0<br> mmap(0x300194d000, 20480, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x14d000) =
0x300194d000<br> mmap(0x3001952000, 16728, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) =
0x3001952000<br> close(3) = 0<br> mmap(NULL, 4096,
PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b766ec5c000<br> mmap(NULL, 4096, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x2b766ec5d000<br> arch_prctl(ARCH_SET_FS,
0x2b766ec5cdc0) = 0<br> mprotect(0x300194d000, 16384, PROT_READ) =
0<br> mprotect(0x300141b000, 4096, PROT_READ) = 0<br> munmap(0x2b766ea45000,
73642) = 0<br> brk(0) =
0x602000<br> brk(0x623000) = 0x623000<br> open("vhd.img",
O_WRONLY|O_CREAT|O_TRUNC|O_DIRECT, 0644) = 3<br> stat("vhd.img",
{st_mode=S_IFREG|0644, st_size=0, ...}) =
0<br> time(NULL) = 1319411057<br> open("/etc/localtime",
O_RDONLY) = 4<br> fstat(4, {st_mode=S_IFREG|0644, st_size=405, ...}) =
0<br> fstat(4, {st_mode=S_IFREG|0644, st_size=405, ...}) = 0<br> mmap(NULL,
4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x2b766ea45000<br> 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<br> lseek(4, -240, SEEK_CUR) = 165<br> 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<br> close(4) = 0<br> munmap(0x2b766ea45000,
4096) = 0<br> gettimeofday({1319411057, 55555}, NULL) =
0<br> open("/dev/urandom", O_RDONLY) = 4<br> fcntl(4,
F_GETFD) = 0<br> fcntl(4, F_SETFD, FD_CLOEXEC) =
0<br> getpid() = <br> getuid()
= 0<br> getppid() = 31167<br> gettimeofday({1319411057,
56604}, NULL) = 0<br> gettimeofday({1319411057, 56766}, NULL) = 0<br> read(4,
"\275A\20\351\201o\10}\230\345J\34\272\n}\r", 16) =
16<br> gettid() = <br> lseek(3, 0,
SEEK_SET) = 0<br> write(3,
"conectix\0\0\0\2\0\1\0\0\0\0\0\0\0\0\2\0\0267\312qtap\0"..., 512) =
512<br> lseek(3, 512, SEEK_SET) = 512<br> 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<br> lseek(3, 6144, SEEK_SET) = 6144<br> 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<br> lseek(3, 5632, SEEK_SET) = 5632<br> 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<br> lseek(3, 1536, SEEK_SET) = 1536<br> lseek(3, 1536,
SEEK_SET) = 1536<br> 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<br> lseek(3, 512, SEEK_SET) = 512<br> 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<br> lseek(3, 0, SEEK_END) = 6656<br> lseek(3, 0,
SEEK_CUR) = 6656<br> lseek(3, 6656, SEEK_SET) =
6656<br> write(3, "conectix\0\0\0\2\0\1\0\0\0\0\0\0\0\0\2\0\0267\312qtap\0"...,
512) = 512<br> close(3) = 0<br> exit_group(0) <br>
<br> <br>I don¡¯t know the reason , I really hope you can help me, thanks so much