From: Gebhardt Thomas (gebhardt_at_hrz.uni-marburg.de)
Date: Wed 30 Jun 2004 - 11:50:02 BST
Hi,
also hit that issue:
> On Sun, Nov 30, 2003 at 12:15:17PM +0100, desman_at_gmx.de wrote:
>> hi,
>>
>> at some commands within the vserver context i get "Unknown HZ value!
(47255)
>> Assume 100."
>hmm, sounds like a 'side-effect' of the uptime
>modifications, but I thought we had fixed that,
>could you please provide an strace (version >= 4.5)
>of one of the 'complaining' tools (ps would be nice)?
and unfortunately did not find any followup to this thread.
We are running Linux version 2.4.24-vs1.22 with Debian woody
on the vserver, getting
Has the culprit already been caught?
Thanks, Thomas
# uptime
Unknown HZ value! (11) Assume 100.
12:43:19 up 140 days, 20:17, 0 users, load average: 2.24, 1.64, 1.33
# strace -V
strace -- version 4.5.5
# strace uptime
execve("/usr/bin/uptime", ["uptime"], [/* 17 vars */]) = 0
uname({sys="Linux", node="********", ...}) = 0
brk(0) = 0x8049838
open("/etc/ld.so.preload", O_RDONLY) = -1 ENOENT (No such file or
directory)
open("/etc/ld.so.cache", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=8310, ...}) = 0
old_mmap(NULL, 8310, PROT_READ, MAP_PRIVATE, 3, 0) = 0x40014000
close(3) = 0
open("/lib/libproc.so.2.0.7", 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\200 \0"..., 1024) =
1024
fstat64(3, {st_mode=S_IFREG|0644, st_size=35428, ...}) = 0
old_mmap(NULL, 45708, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0x40017000
mprotect(0x4001f000, 12940, PROT_NONE) = 0
old_mmap(0x4001f000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3,
0x8000) = 0x4001f000
old_mmap(0x40020000, 8844, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|
MAP_ANONYMOUS, -1, 0) = 0x40020000
close(3) = 0
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\30\222"..., 1024) =
1024
fstat64(3, {st_mode=S_IFREG|0755, st_size=1153784, ...}) = 0
old_mmap(NULL, 1166560, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0x40023000
mprotect(0x40136000, 40160, PROT_NONE) = 0
old_mmap(0x40136000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3,
0x113000) = 0x40136000
old_mmap(0x4013c000, 15584, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|
MAP_ANONYMOUS, -1, 0) = 0x4013c000
close(3) = 0
old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x40140000
munmap(0x40014000, 8310) = 0
uname({sys="Linux", node="************", ...}) = 0
brk(0) = 0x8049838
brk(0x80499b8) = 0x80499b8
brk(0x804a000) = 0x804a000
open("/etc/mtab", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=94, ...}) = 0
old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x40014000
read(3, "/dev/hdv1 / ext3 defaults 1 1\n/d"..., 4096) = 94
read(3, "", 4096) = 0
close(3) = 0
munmap(0x40014000, 4096) = 0
open("/proc/cpuinfo", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0444, st_size=0, ...}) = 0
old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x40014000
read(3, "processor\t: 0\nvendor_id\t: Genuin"..., 4096) = 1712
read(3, "", 4096) = 0
close(3) = 0
munmap(0x40014000, 4096) = 0
open("/proc/uptime", O_RDONLY) = 3
lseek(3, 0, SEEK_SET) = 0
read(3, "12169224.91 10446013.16\n", 1023) = 24
open("/proc/stat", O_RDONLY) = 4
lseek(4, 0, SEEK_SET) = 0
read(4, "cpu 96423827 343762647 10835247"..., 1023) = 950
lseek(3, 0, SEEK_SET) = 0
read(3, "12169224.91 10446013.16\n", 1023) = 24
write(2, "Unknown HZ value! (11) Assume 10"..., 35Unknown HZ value! (11)
Assume 100.
) = 35
time([1088592346]) = 1088592346
open("/etc/localtime", O_RDONLY) = 5
fstat64(5, {st_mode=S_IFREG|0644, st_size=837, ...}) = 0
old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x40014000
read(5, "TZif\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\10\0\0\0\10"..., 4096) =
837
close(5) = 0
munmap(0x40014000, 4096) = 0
lseek(3, 0, SEEK_SET) = 0
read(3, "12169224.91 10446013.16\n", 1023) = 24
access("/var/run/utmpx", F_OK) = -1 ENOENT (No such file or
directory)
open("/var/run/utmp", O_RDWR) = 5
fcntl64(5, F_GETFD) = 0
fcntl64(5, F_SETFD, FD_CLOEXEC) = 0
_llseek(5, 0, [0], SEEK_SET) = 0
alarm(0) = 0
rt_sigaction(SIGALRM, {0x40117bb0, [], SA_RESTORER, 0x4004c6b8}, {SIG_DFL}, 8)
= 0
alarm(1) = 0
fcntl64(5, F_SETLKW, {type=F_RDLCK, whence=SEEK_SET, start=0, len=0}) = 0
read(5, "\1\0\0\0002#\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 384) =
384
fcntl64(5, F_SETLKW, {type=F_UNLCK, whence=SEEK_SET, start=0, len=0}) = 0
rt_sigaction(SIGALRM, {SIG_DFL}, NULL, 8) = 0
alarm(0) = 1
alarm(0) = 0
rt_sigaction(SIGALRM, {0x40117bb0, [], SA_RESTORER, 0x4004c6b8}, {SIG_DFL}, 8)
= 0
alarm(1) = 0
fcntl64(5, F_SETLKW, {type=F_RDLCK, whence=SEEK_SET, start=0, len=0}) = 0
read(5, "", 384) = 0
fcntl64(5, F_SETLKW, {type=F_UNLCK, whence=SEEK_SET, start=0, len=0}) = 0
rt_sigaction(SIGALRM, {SIG_DFL}, NULL, 8) = 0
alarm(0) = 1
close(5) = 0
open("/proc/loadavg", O_RDONLY) = 5
lseek(5, 0, SEEK_SET) = 0
read(5, "1.22 1.48 1.31 3/175 20588\n", 1023) = 27
fstat64(1, {st_mode=S_IFCHR|0600, st_rdev=makedev(136, 2), ...}) = 0
old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x40014000
write(1, " 12:45:46 up 140 days, 20:20, 0"..., 72 12:45:46 up 140 days,
20:20, 0 users, load average: 1.22, 1.48, 1.31
) = 72
munmap(0x40014000, 4096) = 0
_exit(0) = ?
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