Maybe the android shell has no '$!' for pid of last '&' ? Here is my hp-ux run, trussx being a wrapper for tusc, which is like strace, with lots of options:
Once we have $! happy, you need options like -aefl for args, env, fork and threads, and -rall -wall for full io reporting.
Last edited by DGPickett; 02-18-2013 at 12:40 PM..
OK so I wanted to know how does grep outputs to the pipe and how sort reads from it. So I run a strace over "grep blah myfile | sort" and this is what I got:
open("myfile", O_RDONLY|O_LARGEFILE) = 3
fstat64(3, {st_mode=S_IFREG|0600, st_size=84, ...}) = 0
read(3, "blah blah and blah cause of... (4 Replies)
Hi Gurus,
I need to trace a sqlplus session using strace.
Can someone please provide me the syntax. sorry was not able to figure out by reading the man page. :-(
i tried to do as below but getting the error
xt33db006/u1/app/oracle/product/10.2.0/asm_1$ strace -f sqlplus '/as sysdba'... (0 Replies)
Hi All,
int ioctl(int d, int request, ...);
Can somebody tell me how does ioctl decides the input parameter: "request".
Sometimes, its SNDCTL_TMR_TIMEBASE or TCGETS
or FIONREAD...etc.
What is the pattern??
I am asking this coz my strace returns this: ... (1 Reply)
Hi,
does anyone know the equivalent command of the following in AIX :
$ strace -tp 15033
Process 15033 attached - interrupt to quit
11:28:06 gettimeofday({1257766086, 104118}, NULL) = 0
11:28:06 getrusage(RUSAGE_SELF, {ru_utime={2270, 615813}, ru_stime={0, 634903}, ...}) = 0
Thank you (6 Replies)
Hi All,
Good day, need some help on strace result. We're encountering oracle Database server connection slowness (using sqlplus login to db server, there have 1 or 2 secs delay) we had generated strace and provide to oracle to investigate, and they told us it look like OS problem (Our OS is Red... (4 Replies)
I want to run the strace -p xxxx -o in a script to monitor a process that hangs sometimes and requires a restart, my question is if strace is constantly running in the background will it chew up system resources and cause the system slowness? (3 Replies)
I have requirement for strace utility rpm package for RHEL 5.9. I have made a google for last 1 hr. but did not find the required one. Can any one help me out to find out the compatible rpm package of strace for Redhat 5.9 version (I require 64 bit version). (7 Replies)
Discussion started by: Anjan Ganguly
7 Replies
LEARN ABOUT PHP
sleep
SLEEP(3) 1 SLEEP(3)sleep - Delay executionSYNOPSIS
int sleep (int $seconds)
DESCRIPTION
Delays the program execution for the given number of $seconds.
PARAMETERS
o $seconds
- Halt time in seconds.
RETURN VALUES
Returns zero on success, or FALSE on error.
If the call was interrupted by a signal, sleep(3) returns a non-zero value. On Windows, this value will always be 192 (the value of the
WAIT_IO_COMPLETION constant within the Windows API). On other platforms, the return value will be the number of seconds left to sleep.
ERRORS /EXCEPTIONS
If the specified number of $seconds is negative, this function will generate a E_WARNING.
CHANGELOG
+--------+---------------------------------------------------+
|Version | |
| | |
| | Description |
| | |
+--------+---------------------------------------------------+
| 5.3.4 | |
| | |
| | Before PHP 5.3.4, on Windows, sleep(3) always |
| | returns NULL when sleep has occurred, regardless |
| | of whether the sleep was interrupted or not. |
| | |
+--------+---------------------------------------------------+
EXAMPLES
Example #1
sleep(3) example
<?php
// current time
echo date('h:i:s') . "
";
// sleep for 10 seconds
sleep(10);
// wake up !
echo date('h:i:s') . "
";
?>
This example will output (after 10 seconds)
05:31:23
05:31:33
SEE ALSO usleep(3), time_nanosleep(3), time_sleep_until(3), set_time_limit(3).
PHP Documentation Group SLEEP(3)