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I believe enable systemtap will be very helpful for debugging.But I
encountered belowing error when enable systemtap support:<br>
<br>
<b>emantic error: probe point mismatch at position 0 (alternatives:
__nfs __scheduler __signal __tcpmib __vm _linuxmib _signal _sunrpc
_syscall _vfs begin begin(number) end end(number) error
error(number) generic ioblock ioblock_trace ioscheduler
ioscheduler_trace ipmib irq_handler kernel kprobe kprocess
linuxmib module(string) nd_syscall netdev never nfs nfsd perf
process process(number) process(string) procfs procfs(string)
scheduler scsi signal socket softirq stap staprun sunrpc syscall
tcp tcpmib timer tty udp vfs vm workqueue): identifier 'libvirt'
at :130:7 while resolving probe point libvirt.event_poll.run<br>
source: probe libvirt.event_poll.run {<br>
^<br>
Pass 2: analysis failed. Try again with another '--vp 01' option.<br>
<br>
</b>Here's my environment:<br>
<b> Ubuntu 11.04 amd64<br>
configured --with-dtrace --enable-shared=no --with-pic(fPIC
flag also tried)<br>
dtrace installed and compile probe with dtrace -64</b><br>
<br>
Would somebody pls give me some advice with this systemtap issue?<br>
Thanks a lot!<br>
<br>
<br>
<br>
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