[Disksim-users] DiskSim can't be compiled on a 64-bit machine.

[Zheng Da]

Unfortunately, the patch doesn't work to me. I can't even patch DiskSim.
I tried to patch DiskSim manually one by one, I still get segmentation fault :(

Da

On Wed, Sep 25, 2013 at 4:29 PM, Ricardo Rey <ricardoreyyy at gmail.com> wrote:
> This happens so often it should be a "sticky" topic or something.
>
> You have to apply a "patch", which consists on changing a couple things in
> some sources.
>
> Peter Macko posted a link to the patch some time on December 2011, if I
> recall correctly. The patch works (runvalid runs flawlessly), but, as some
> people mentioned here, the results might have not been thoroughly tested, so
> they may be unreliable.
>
> Hope this helps,
> - Rick
>
>
> On Wed, Sep 25, 2013 at 2:58 PM, Zheng Da <zhengda1936 at gmail.com> wrote:
>>
>> Hello,
>>
>> I'm a PhD student in Johns Hopkins University and my research focus on
>> maximizing the IO performance of the SSD array. I want to use DiskSim
>> to simulate SSDs for development. But DiskSim failed to run on my
>> 64-bit desktop.
>>
>> When I compile it, I got a compilation error.
>> disksim_iosim.c: In function ‘io_initialize’:
>> disksim_iosim.c:712:4: error: duplicate case value
>> disksim_iosim.c:712:4: error: previously used here
>>
>> DISKSIM_EVENT_SIZE is 128 but the size of the ioreq_event structure is
>> larger than it. I guess the simulator was developed on a 32-bit
>> machine? Have anyone tested it on a 64-bit machine?
>>
>> I tried to change DISKSIM_EVENT_SIZE to 256. The compilation can
>> succeed, but when I run runvalid, I got a bunch of segmentation
>> faults.
>>
>> I tried DiskSim 4.0 and I haven't added the MSR patch for SSD
>> simulation. I run Ubuntu 12.04 and gcc version 4.6.3.
>>
>> Can anyone help me fix the problem?
>>
>> Thanks,
>> Da
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>
>