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Hi there,

trying to deploy Solr 1.4/JDK 1.6/CentOS Linux 64bit
on a new production server.

Starting Solr takes very long on this machine. In particular
it seems to hang for a minute or two showing only this on the
console:

[...@db01 backend_buildout]$ bin/solr-instance fg
2010-05-18 16:22:51.507::INFO:  Logging to STDERR via
org.mortbay.log.StdErrLog
2010-05-18 16:22:51.585::INFO:  jetty-6.1.3

Using strace shows that the process since to be waiting aka hanging
in the wait4() call below. Any idea?

Andreas

open("/usr/local/lib/python2.6/plat-linux2/cStringIO.py", O_RDONLY) = -1
ENOENT (No such file or directory)
open("/usr/local/lib/python2.6/plat-linux2/cStringIO.pyc", O_RDONLY) =
- -1 ENOENT (No such file or directory)
stat("/usr/local/lib/python2.6/lib-tk/cStringIO", 0x7fff292873f0) = -1
ENOENT (No such file or directory)
open("/usr/local/lib/python2.6/lib-tk/cStringIO.so", O_RDONLY) = -1
ENOENT (No such file or directory)
open("/usr/local/lib/python2.6/lib-tk/cStringIOmodule.so", O_RDONLY) =
- -1 ENOENT (No such file or directory)
open("/usr/local/lib/python2.6/lib-tk/cStringIO.py", O_RDONLY) = -1
ENOENT (No such file or directory)
open("/usr/local/lib/python2.6/lib-tk/cStringIO.pyc", O_RDONLY) = -1
ENOENT (No such file or directory)
stat("/usr/local/lib/python2.6/lib-old/cStringIO", 0x7fff292873f0) = -1
ENOENT (No such file or directory)
open("/usr/local/lib/python2.6/lib-old/cStringIO.so", O_RDONLY) = -1
ENOENT (No such file or directory)
open("/usr/local/lib/python2.6/lib-old/cStringIOmodule.so", O_RDONLY) =
- -1 ENOENT (No such file or directory)
open("/usr/local/lib/python2.6/lib-old/cStringIO.py", O_RDONLY) = -1
ENOENT (No such file or directory)
open("/usr/local/lib/python2.6/lib-old/cStringIO.pyc", O_RDONLY) = -1
ENOENT (No such file or directory)
stat("/usr/local/lib/python2.6/lib-dynload/cStringIO", 0x7fff292873f0) =
- -1 ENOENT (No such file or directory)
open("/usr/local/lib/python2.6/lib-dynload/cStringIO.so", O_RDONLY) = 5
fstat(5, {st_mode=S_IFREG|0755, st_size=50484, ...}) = 0
open("/usr/local/lib/python2.6/lib-dynload/cStringIO.so", O_RDONLY) = 6
read(6,
"\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\360\31\0\0\0\0\0\0"...,
832) = 832
fstat(6, {st_mode=S_IFREG|0755, st_size=50484, ...}) = 0
mmap(NULL, 2114584, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 6,
0) = 0x2acde2995000
mprotect(0x2acde2999000, 2093056, PROT_NONE) = 0
mmap(0x2acde2b98000, 8192, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 6, 0x3000) = 0x2acde2b98000
close(6)                                = 0
close(5)                                = 0
close(4)                                = 0
getrlimit(RLIMIT_NOFILE, {rlim_cur=10000, rlim_max=10000}) = 0
close(3)                                = 0
pipe([3, 4])                            = 0
fcntl(4, F_GETFD)                       = 0
fcntl(4, F_SETFD, FD_CLOEXEC)           = 0
clone(child_stack=0,
flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD,
child_tidptr=0x2acdde8a9a50) = 21603
close(4)                                = 0
mmap(NULL, 1052672, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1,
0) = 0x2acde2b9a000
read(3, "", 1048576)                    = 0
mremap(0x2acde2b9a000, 1052672, 4096, MREMAP_MAYMOVE) = 0x2acde2b9a000
close(3)                                = 0
munmap(0x2acde2b9a000, 4096)            = 0
wait4(21603, 0x7fff2928f6f4, WNOHANG, NULL) = 0
wait4(21603, 2010-05-18 16:21:04.731::INFO:
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Logging to STDERR via org.mortbay.log.StdErrLog
2010-05-18 16:21:04.811::INFO:  jetty-6.1.3
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