Did you configure MARSS to use more than one CPU context? If you didn't build MARSS with (scons c=1 ...) or use a machine configuration similar to single_core's, that could be an explanation for the problems that you're seeing.
Tyler > > > > > > > > > > > Hello to all, > > We are trying to generate checkpoints from already > created SimPoints, taken from SPEC CPU2006. Although we have followed the > instructions shown in the MARSSx86 wiki page, it does not seem to work > properly. The image is downloaded from the wiki (ubuntu-natty.qcow2) and > the benchmarks are built in the same image. > > > > As a result, a couple of checkpoints are created and then the image > freezes unexpectedly. Sometimes, it generates all the checkpoints, but > unfortunately they are wrong, that is, they were taken in almost the same > instructions. > > Below is the procedure that we followed: > > 1. > Booting MARSSx86, using default > configurations: > > qemu/qemu-system-x86_64 -vnc :10 -m 4096 -hda > /opt/images/ubuntu-natty.qcow2 > > 2. By using of "create_checkpoint" > binary (provided by ubuntu-natty.qcow2), we created the initial checkpoint > at the beginning of the benchmark: > e.g.: > ~/create_checkpoint bzip2; > ./bzip2_base.gcc43-64bit chicken.jpg 30 > /dev/null; > ~/stop_sim > > 3. Rebooting MARSSx86 using the last created > checkpoint: > > qemu/qemu-system-x86_64 -vnc :10 -m 4096 -loadvm bzip2 > -simconfig simconfig.cfg -hda /opt/images/ubuntu-natty.qcow2 > > where > simconfig.cfg file have the contents exactly as shown > bellow: > > -simpoint > /opt/simpoints/401.bzip2/t.simpoints > -simpoint-interval > 100M > -simpoint-chk-name bzip2 > > Do you have any idea about what > might be wrong? > > Â > > Thanks in advance, > > George > > > > _______________________________________________ > http://www.marss86.org > Marss86-Devel mailing list > [email protected] > https://www.cs.binghamton.edu/mailman/listinfo/marss86-devel > _______________________________________________ http://www.marss86.org Marss86-Devel mailing list [email protected] https://www.cs.binghamton.edu/mailman/listinfo/marss86-devel
