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.
Reply to: