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Re: Looking for an armhf install image



Well, somewhere I got this and I like it, I'd like to have more.  On a Pi 3b:

Architecture:                    armv7l
Byte Order:                      Little Endian
CPU(s):                          4
On-line CPU(s) list:             0-3
Thread(s) per core:              1
Core(s) per socket:              4
Socket(s):                       1
Vendor ID:                       ARM
Model:                           4
Model name:                      Cortex-A53
Stepping:                        r0p4
CPU max MHz:                     1200.0000
CPU min MHz:                     600.0000
BogoMIPS:                        51.20
Vulnerability Itlb multihit:     Not affected
Vulnerability L1tf:              Not affected
Vulnerability Mds:               Not affected
Vulnerability Meltdown:          Not affected
Vulnerability Spec store bypass: Not affected
Vulnerability Spectre v1:        Mitigation; __user pointer sanitization
Vulnerability Spectre v2:        Not affected
Vulnerability Srbds:             Not affected
Vulnerability Tsx async abort:   Not affected
Flags:                           half thumb fastmult vfp edsp neon
vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm crc32



On 4/3/23, Lennart Sorensen <lsorense@csclub.uwaterloo.ca> wrote:
> On Sun, Apr 02, 2023 at 09:51:23PM -0400, Alan Corey wrote:
>> I know I can but it will be twice as slow, which is why I want armhf.
>> Under 64 bit both the data and pointers will be twice as big.  With
>> unlimited memory that would be OK but a Pi CPU can only access 1 GB.
>> I've tried 64 bit.
>
> It's certainly a balance trade off.  The pointers will be twice as large.
> The data will be whatever size the code asked for.  Only in the case that
> the code asked to use a long will be be 32 bit in one case and 64 bit
> in the other case.  Most code isn't that sloppy about their data types.
>
> In terms of actual code, apparently the A53 core runs 64 bit code about
> 20% faster than 32 bit code, so it comes down to whether you are doing
> execution heavy or data heavy work.
>
> --
> Len Sorensen
>


-- 
-------------
Education is contagious.


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