Hi Raziye,

Correct.  The problem appears to be with the DMA controller’s state machine, 
not with the benchmark itself.

-Michael

From: gem5-users [mailto:[email protected]] On Behalf Of raziye 
deylamsalehi
Sent: Monday, March 6, 2017 1:08 PM
To: gem5 users mailing list <[email protected]>
Subject: Re: [gem5-users] Invalid transition error while running PARSEC 
benchmark in ALPHA CPU


I must do that, if I use other benchmark?

Thanks,
Raziye

On Mar 6, 2017 10:35 PM, "Lebeane, Michael" 
<[email protected]<mailto:[email protected]>> wrote:
Hi Raziye,

You add them to the protocol file, recompile gem5, and re-run the benchmark 
that is throwing invalid transitions.

Thanks,
Michael

From: gem5-users 
[mailto:[email protected]<mailto:[email protected]>] On 
Behalf Of raziye deylamsalehi
Sent: Monday, March 6, 2017 12:57 PM
To: gem5 users mailing list <[email protected]<mailto:[email protected]>>
Subject: Re: [gem5-users] Invalid transition error while running PARSEC 
benchmark in ALPHA CPU

Hi Michael

Must we add those lines to MOESI_CMP_directory-dma.sm for using moesi protocol 
or parsec bench?

Thanks,
Raziye

On Mon, Mar 6, 2017 at 7:40 PM, Lebeane, Michael 
<[email protected]<mailto:[email protected]>> wrote:
Hi Khadidja,

Looks like the same issue reported here:
http://www.mail-archive.com/[email protected]/msg13935.html

Can you please try the fix suggested in the link above and let me know how it 
goes?

Thanks,
Michael LeBeane

From: gem5-users 
[mailto:[email protected]<mailto:[email protected]>] On 
Behalf Of Gaffour Khadidja
Sent: Sunday, March 5, 2017 7:36 AM
To: [email protected]<mailto:[email protected]>
Subject: [gem5-users] Invalid transition error while running PARSEC benchmark 
in ALPHA CPU


Hi

I am running the gem5 version with moesi-cmp_directory protocol with ruby 
option.

While running the PARSEc benchmark i am getting the below error.


warn: ClockedObject: More than one power state change request encountered 
within the same simulation tick
warn: ClockedObject: More than one power state change request encountered 
within the same simulation tick
warn: ClockedObject: More than one power state change request encountered 
within the same simulation tick
warn: ClockedObject: More than one power state change request encountered 
within the same simulation tick
**** REAL SIMULATION ****
info: Entering event queue @ 0.  Starting simulation...
warn: Replacement policy updates recently became the responsibility of SLICC 
state machines. Make sure to setMRU() near callbacks in .sm files!
info: Launching CPU 1 @ 801922000
info: Launching CPU 2 @ 812364000
info: Launching CPU 3 @ 822734000
warn: Prefetch instructions in Alpha do not do anything
warn: Prefetch instructions in Alpha do not do anything
panic: Invalid transition
system.ruby.dma_cntrl0 time: 3542177833 addr: 22782016 event: WriteRequest 
state: BUSY_WR
Memory Usage: 959420 KBytes
Program aborted at tick 1771088916500
--- BEGIN LIBC BACKTRACE ---
build/ALPHA/gem5.opt(_Z15print_backtracev+0x15)[0xa29c75]
build/ALPHA/gem5.opt(_Z12abortHandleri+0x36)[0xa38c96]
/lib/x86_64-linux-gnu/libpthread.so.0(+0x10330)[0x7f940fd14330]
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x37)[0x7f940e263c37]
/lib/x86_64-linux-gnu/libc.so.6(abort+0x148)[0x7f940e267028]
build/ALPHA/gem5.opt(_ZN14DMA_Controller18doTransitionWorkerE9DMA_Event9DMA_StateRS1_RP7DMA_TBEm+0x2a0)[0x9dd2f0]
build/ALPHA/gem5.opt(_ZN14DMA_Controller12doTransitionE9DMA_EventP7DMA_TBEm+0x1c3)[0x9dd503]
build/ALPHA/gem5.opt(_ZN14DMA_Controller6wakeupEv+0x33d)[0x9e00ad]
build/ALPHA/gem5.opt(_ZN10EventQueue10serviceOneEv+0xb1)[0xa31a61]
build/ALPHA/gem5.opt(_Z9doSimLoopP10EventQueue+0x38)[0xa52ce8]
build/ALPHA/gem5.opt(_Z8simulatem+0x35b)[0xa533cb]
build/ALPHA/gem5.opt[0x791c8c]
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x45f7)[0x7f940f8df5b7]
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalCodeEx+0x80d)[0x7f940f8e1c3d]
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x48d8)[0x7f940f8df898]
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x4b59)[0x7f940f8dfb19]
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x4b59)[0x7f940f8dfb19]
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalCodeEx+0x80d)[0x7f940f8e1c3d]
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalCode+0x32)[0x7f940f8e1f22]
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x563e)[0x7f940f8e05fe]
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalCodeEx+0x80d)[0x7f940f8e1c3d]
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x48d8)[0x7f940f8df898]
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalCodeEx+0x80d)[0x7f940f8e1c3d]
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalCode+0x32)[0x7f940f8e1f22]
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyRun_StringFlags+0x79)[0x7f940f7f4529]
build/ALPHA/gem5.opt(_Z6m5MainiPPc+0x7f)[0xa3822f]
build/ALPHA/gem5.opt(main+0x33)[0x5f0883]
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5)[0x7f940e24ef45]
build/ALPHA/gem5.opt[0x615c8f]
--- END LIBC BACKTRACE ---
Abandon (core dumped)

Thanks,

K.GAFFOUR



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