Displaying 3 results from an estimated 3 matches for "kaio".
Did you mean:
kai
2009 Feb 18
4
tracing aio syscalls
Hi all,
Is there some documentation or some example on how to interpret the arg0
.. arg<n> for the aioread, aiowrite, aiowait syscalls? The system call
name for all three seems to be "kaio".
Michael
=== Michael Mueller ==================
Tel. + 49 8171 63600
Fax. + 49 8171 63615
Web: http://www.michael-mueller-it.de
======================================
2005 Aug 29
14
Oracle 9.2.0.6 on Solaris 10
...sysconfig 4400
pset 7700
lwp_park 34600
times 39400
kill 46200
close 67900
open 177100
read 326500
kaio 16935000
pwrite64 31855600
semsys 6015496000
CPU Times for processes oracle,
SYSCALL TIME (ns)
sysconfig 700
pset 4200
times 11200
kill...
2005 Sep 22
0
io provider and files in a forceddirectio mounted filesystem
The following script is used as a first attempt to discover IO patterns in a
dbase setup:
#------------------------------------------------------------------
#pragma D option dynvarsize=128m
dtrace:::BEGIN
{
}
pid$target::kaio:entry
{
self->doit = 1;
}
pid$target::_aiodone:return
{
self->doit = 0;
}
io:::start
/self->doit || execname == "oracle"/
{
block[args[2]->fi_pathname, args[0]->b_blkno ] = timestamp;
}
io:::done
/block[args[2]->fi_pathname, args[0]->b_blkn...