There have been a couple of bugs with the prefetcher. Are you using the latest version of gem5? This patch may help: http://reviews.gem5.org/r/2242/
Ali On 07.05.2014 02:08, Prasanth Nunna via gem5-users wrote: > Dear gem5-users, > > I have designed a new prefetcher and I have run it on gem5 ALPHA ISA for > blackscholes. I am dynamically updating prefetch degree and printing it > whenever its updated. > > I am trying to create checkpoints for blacksholes using the following command: > ./build/ALPHA/gem5.opt ./configs/example/fs.py --cpu-type=detailed --caches > --l2cache --l2_size=512kB --script=./m5parsec/blackscholes_4c_simsmall.rcS > --kernel=vmlinux --disk-image=linux-latest.img > --take-checkpoints=10000000000,5000000000 > --checkpoint-dir=/home/prasanth/gem5/m5out/checkpoints/blackscholes_simsmall/ > > I can see the output printed in the terminal until the real simulation > started but after that there are no entries in the terminal. Also the > terminal on port 3456 halted after printing the following: > > prasanth@prasanth-VPCCB15FG:~$ telnet localhost 3456 > Trying 127.0.0.1... > Connected to localhost. > Escape character is '^]'. > ==== m5 slave terminal: Terminal 0 ==== > M5 console: m5AlphaAccess @ 0xFFFFFD0200000000 > Got Configuration 623 > memsize 20000000 pages 10000 > First free page after ROM 0xFFFFFC0000018000 > HWRPB 0xFFFFFC0000018000 l1pt 0xFFFFFC0000040000 l2pt 0xFFFFFC0000042000 > l3pt_rpb 0xFFFFFC0000044000 l3pt_kernel 0xFFFFFC0000048000 l2reserv > 0xFFFFFC0000046000 > kstart = 0xFFFFFC0000310000, kend = 0xFFFFFC0000899860, kentry = > 0xFFFFFC0000310000, numCPUs = 0x1 > CPU Clock at 2000 MHz IntrClockFrequency=1024 > Booting with 1 processor(s) > KSP: 0x20043FE8 PTBR 0x20 > Console Callback at 0x0, fixup at 0x0, crb offset: 0x510 > Memory cluster 0 [0 - 392] > Memory cluster 1 [392 - 65144] > Initalizing mdt_bitmap addr 0xFFFFFC0000038000 mem_pages 10000 > ConsoleDispatch at virt 10000658 phys 18658 val FFFFFC00000100A8 > unix_boot_mem ends at FFFFFC0000076000 > k_argc = 0 > jumping to kernel at 0xFFFFFC0000310000, (PCBB 0xFFFFFC0000018180 pfn 1101) > CallbackFixup 0 18000, t7=FFFFFC0000814000 > Linux version 2.6.27.6-dirty (joel@capillary) (gcc version 4.3.4 > (crosstool-NG-1.5.2) ) #1 SMP Sat Mar 6 19:10:44 CST 2010 > Booting GENERIC on Tsunami variation DP264 using machine vector DP264 from SRM > Major Options: SMP LEGACY_START VERBOSE_MCHECK > Command line: root=/dev/hda1 console=ttyS0 > memcluster 0, usage 1, start 0, end 392 > memcluster 1, usage 0, start 392, end 65536 > freeing pages 1103:65536 > reserving pages 1103:1104 > SMP: 1 CPUs probed -- cpu_present_map = 1 > Built 1 zonelists in Zone order, mobility grouping on. Total pages: 65088 > Kernel command line: root=/dev/hda1 console=ttyS0 > PID hash table entries: 2048 (order: 11, 16384 bytes) > Using epoch = 1900 > Console: colour dummy device 80x25 > console [ttyS0] enabled > Dentry cache hash table entries: 65536 (order: 6, 524288 bytes) > Inode-cache hash table entries: 32768 (order: 5, 262144 bytes) > Memory: 509920k/524288k available (3757k kernel code, 10632k reserved, 261k > data, 208k init) > Mount-cache hash table entries: 512 > SMP mode deactivated. > Brought up 1 CPUs > SMP: Total of 1 processors activated (4002.20 BogoMIPS). > net_namespace: 552 bytes > NET: Registered protocol family 16 > > It has been at the same point for a whole day. Someone please help me with > this. > > Regards, N Prasanth. > > _______________________________________________ > gem5-users mailing list > [email protected] > http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users [1] Links: ------ [1] http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users
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