Hi all,
When I use 4x4 mesh network, the simulation detects a deadlock and cannot
continue.
Here is the record.
command line: ./build/ALPHA_FS/gem5.opt configs/example/ruby_fs.py -n 16
--l1i_size=8kB --l1d_size=8kB --l2_size=128kB --num-l2caches=16
--topology=Mesh --timing --num-dirs=16 -b fft --mesh-rows=4
Global frequency set at 1000000000000 ticks per second
info: kernel located at:
/root/gem5/m5_system_2.0b3/binaries/vmlinux_2.6.27-gcc_4.3.4
Listening for system connection on port 3457
0: system.tsunami.io.rtc: Real-time clock set to Thu Jan 1 00:00:00
2009
0: system.remote_gdb.listener: listening for remote gdb #0 on port 7016
0: system.remote_gdb.listener: listening for remote gdb #1 on port 7017
0: system.remote_gdb.listener: listening for remote gdb #2 on port 7018
0: system.remote_gdb.listener: listening for remote gdb #3 on port 7019
0: system.remote_gdb.listener: listening for remote gdb #4 on port 7020
0: system.remote_gdb.listener: listening for remote gdb #5 on port 7021
0: system.remote_gdb.listener: listening for remote gdb #6 on port 7022
0: system.remote_gdb.listener: listening for remote gdb #7 on port 7023
0: system.remote_gdb.listener: listening for remote gdb #8 on port 7024
0: system.remote_gdb.listener: listening for remote gdb #9 on port 7025
0: system.remote_gdb.listener: listening for remote gdb #10 on port 7026
0: system.remote_gdb.listener: listening for remote gdb #11 on port 7027
0: system.remote_gdb.listener: listening for remote gdb #12 on port 7028
0: system.remote_gdb.listener: listening for remote gdb #13 on port 7029
0: system.remote_gdb.listener: listening for remote gdb #14 on port 7030
0: system.remote_gdb.listener: listening for remote gdb #15 on port 7031
**** REAL SIMULATION ****
info: Entering event queue @ 0. Starting simulation...
info: Launching CPU 1 @ 1341472000
info: Launching CPU 2 @ 1352183000
info: Launching CPU 3 @ 1362795000
info: Launching CPU 4 @ 1373531500
info: Launching CPU 5 @ 1397074500
info: Launching CPU 6 @ 1433310000
info: Launching CPU 7 @ 1443924000
info: Launching CPU 8 @ 1454538000
info: Launching CPU 9 @ 1465152000
info: Launching CPU 10 @ 1476231000
info: Launching CPU 11 @ 1487308000
info: Launching CPU 12 @ 1498385000
info: Launching CPU 13 @ 1509462000
info: Launching CPU 14 @ 1520541000
info: Launching CPU 15 @ 1531620000
panic: Possible Deadlock detected. Aborting!
version: 0 request.paddr: 0x[0x15e60, line 0x15e40] m_writeRequestTable: 1
current time: 4002001 issue_time: 3223640 difference: 778361
@ cycle 2001000500
[wakeup:build/ALPHA_FS/mem/ruby/system/Sequencer.cc, line 124]
Memory Usage: 644928 KBytes
Program aborted at cycle 2001000500
Aborted_______________________________________________
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