>> I have a T5240 running Solaris 10u9 (144488-07) and using java "1.6.0_23".
>> Doing a simple "/bin/java -version" is terribly slow and and takes many
>> seconds (12-30+). Looking at the startup with truss I see, it hang for many
>> seconds on:
>>
>> open64("/dev/dtrace/helper", O_RDWR) = 3
>
> Can you post a snippet of 'truss -d' output surrounding the
> open64()?
See below...
0.5603 stat64("/usr/jdk/instances/jdk1.6.0/jre/../lib/sparc/libmp.so.2",
0xFFBFE198) Err#2 ENOENT
0.5608 stat64("/lib/libmp.so.2", 0xFFBFE198) = 0
0.5611 resolvepath("/lib/libmp.so.2", "/lib/libmp.so.2", 1023) = 15
0.5616 open("/lib/libmp.so.2", O_RDONLY) = 3
0.5619 mmap(0xFF1E0000, 32768, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED, 3,
0) = 0xFF1E0000
0.5621 mmap(0x00010000, 90112, PROT_NONE,
MAP_PRIVATE|MAP_NORESERVE|MAP_ANON|MAP_ALIGN, -1, 0) = 0xFEF10000
0.5622 mmap(0xFEF10000, 10156, PROT_READ|PROT_EXEC,
MAP_PRIVATE|MAP_FIXED|MAP_TEXT, 3, 0) = 0xFEF10000
0.5624 mmap(0xFEF24000, 797, PROT_READ|PROT_WRITE|PROT_EXEC,
MAP_PRIVATE|MAP_FIXED|MAP_INITDATA, 3, 16384) = 0xFEF24000
0.5625 munmap(0xFEF14000, 65536) = 0
0.5629 memcntl(0xFEF10000, 2092, MC_ADVISE, MADV_WILLNEED, 0, 0) = 0
0.5630 close(3) = 0
0.5632 stat64("/usr/jdk/instances/jdk1.6.0/jre/lib/sparc/server/libc.so.1",
0xFFBFE0D0) Err#2 ENOENT
0.5637 stat64("/usr/jdk/instances/jdk1.6.0/jre/lib/sparc/libc.so.1",
0xFFBFE0D0) Err#2 ENOENT
0.5642 stat64("/usr/jdk/instances/jdk1.6.0/jre/../lib/sparc/libc.so.1",
0xFFBFE0D0) Err#2 ENOENT
0.5669 munmap(0xFF1E0000, 32768) = 0
0.5673 sigfillset(0xFF33937C) = 0
0.5686 open64("/dev/dtrace/helper", O_RDWR) = 3
49.5328 ioctl(3, (('d'<<24)|('t'<<16)|('h'<<8)|3), 0xFFBFEC18) = 0
49.5332 close(3) = 0
49.5335 brk(0x0002D410) = 0
49.5336 brk(0x0002F410) = 0
49.5340 mmap(0x00000000, 65536, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANON, -1,
0) = 0xFEEF0000
49.5343 mmap(0x00000000, 65536, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANON, -1,
0) = 0xFEED0000
49.5346 sigaction(SIGCANCEL, 0xFFBFECA8, 0x00000000) = 0
49.5348 sysconfig(_CONFIG_STACK_PROT) = 3
49.5349 mmap(0x00000000, 524288, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_NORESERVE|MAP_ANON, -1, 0) = 0xFE300000
49.5351 mmap(0x00010000, 65536, PROT_READ|PROT_WRITE|PROT_EXEC,
MAP_PRIVATE|MAP_ANON|MAP_ALIGN, -1, 0) = 0xFEEB0000
49.5355 lwp_create(0xFFBFED90, LWP_SUSPENDED, 0xFFBFED8C) = 2
/2: 49.5355 lwp_create() (returning as new lwp ...) = 0
/1: 49.5361 schedctl() = 0xFF3E8000
/1: 49.5363 lwp_continue(2) = 0
/2: 49.5363 setustack(0xFEEB0288)
/2: 49.5366 schedctl() = 0xFF3E8010
/2: 49.5368 getpid() = 9630 [9629]
/2: 49.5370 sysconfig(_CONFIG_NPROC_CONF) = 128
/2: 49.5371 sysconfig(_CONFIG_NPROC_ONLN) = 128
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