[HN Gopher] Virtual Linux Devices on ARM64
       ___________________________________________________________________
        
       Virtual Linux Devices on ARM64
        
       Author : lawik
       Score  : 51 points
       Date   : 2025-08-04 11:51 UTC (4 days ago)
        
 (HTM) web link (underjord.io)
 (TXT) w3m dump (underjord.io)
        
       | lawik wrote:
       | This probably got second-chanced or something because I posted it
       | over a week ago. Funny that this went up here since the follow-up
       | is probably more in-depth.
       | 
       | https://underjord.io/booting-5000-erlangs-on-ampere-one.html
       | 
       | Hope people enjoy it, both the technically interesting bits and
       | the general goofiness of it all. I personally have enjoyed making
       | the number go up.
       | 
       | I hope my co-fouunder on NervesCloud does some write-up on the
       | allocator variations he has been trying. Every day he pops in and
       | asks me to throw 5000 devices at the servers and see what they
       | do. mimalloc, jemalloc and some others. Those two seem to do a
       | better job with fragmentation for the BEAM than whatever we had
       | by default, presumably from glibc.
        
         | pmontra wrote:
         | Meta: please make the mobile font much smaller. I had to switch
         | to desktop mode, then zoom in up to the point where the text
         | reflow of my browser gave me a reasonable line width. No hard
         | feelings.
        
           | lawik wrote:
           | True, worth tuning
        
       ___________________________________________________________________
       (page generated 2025-08-08 23:01 UTC)