[HN Gopher] Linux kernel RNG enhancements for 5.19
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       Linux kernel RNG enhancements for 5.19
        
       Author : zx2c4
       Score  : 53 points
       Date   : 2022-05-26 11:55 UTC (2 days ago)
        
 (HTM) web link (twitter.com)
 (TXT) w3m dump (twitter.com)
        
       | marcodiego wrote:
       | If MGLRU is merged, 5.19 will be a landmark as probably one of
       | the most improved kernels in history.
        
         | hamandcheese wrote:
         | What other notable improvements are there?
        
           | marcodiego wrote:
           | https://www.phoronix.com/scan.php?page=news_item&px=Linux-5..
           | ..
           | 
           | https://www.phoronix.com/scan.php?page=news_item&px=Linux-5..
           | ..
           | 
           | https://www.phoronix.com/scan.php?page=news_item&px=Linux-5..
           | ..
           | 
           | https://www.phoronix.com/scan.php?page=news_item&px=Linux-5..
           | ..
           | 
           | https://www.phoronix.com/scan.php?page=news_item&px=Linux-5..
           | ..
           | 
           | https://www.phoronix.com/scan.php?page=news_item&px=Btrfs-
           | Li...
           | 
           | https://www.phoronix.com/scan.php?page=news_item&px=Intel-
           | IF...
           | 
           | But MGLRU alone is impactful enough to finally fix a multi-
           | decade desktop limitation, so I don't even care about other
           | changes.
        
             | cpeterso wrote:
             | For people who don't know what MGLRU (Multi-Generation
             | Least Recently Used) page cache algorithm is:
             | 
             | https://www.phoronix.com/scan.php?page=news_item&px=MGLRU-v
             | 1...
             | 
             | > There are wins reported for Cassandra, Hadooop,
             | MySQL/MariaDB, Memcached, MongoDB, PostgreSQL, Redis, and
             | improving the behavior in general for systems with limited
             | RAM capacities or a lot of memory intense activities.
             | 
             | > MGLRU is already shipping with Google Android devices and
             | also patched into Google's Chrome OS kernel.
        
       | izietto wrote:
        
         | [deleted]
        
         | mnd999 wrote:
         | In this case it's particularly dumb since they could have
         | linked to the LKML post which is far better.
        
         | zx2c4 wrote:
         | I'll spare ya the trouble.
         | 
         | - Unrolled tweets:
         | https://threadreaderapp.com/thread/1528494394604761094.html
         | 
         | - The merge commit:
         | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/lin...
         | 
         | - Some discussion:
         | https://lore.kernel.org/lkml/YmlMGx6+uigkGiZ0@zx2c4.com/
         | 
         | - The commit from that discussion:
         | https://git.kernel.org/pub/scm/linux/kernel/git/crng/random....
         | 
         | - Source code:
         | https://git.kernel.org/pub/scm/linux/kernel/git/crng/random....
         | 
         | - More commits:
         | https://git.kernel.org/pub/scm/linux/kernel/git/crng/random....
        
         | pvg wrote:
         | _OT_
         | 
         | It is.
         | 
         |  _Please don 't complain about tangential annoyances--things
         | like article or website formats, name collisions, or back-
         | button breakage. They're too common to be interesting._
         | 
         | https://news.ycombinator.com/newsguidelines.html
        
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       (page generated 2022-05-28 23:00 UTC)