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Re: [RFC PATCH 3/3] mm/zsmalloc: change ZS_MAX_PAGES_PER_ZSPAGE

From Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>
Newsgroups linux.kernel
Subject Re: [RFC PATCH 3/3] mm/zsmalloc: change ZS_MAX_PAGES_PER_ZSPAGE
Date 2016-02-19 05:20 +0100
Message-ID <r3KHU-7NJ-5@gated-at.bofh.it> (permalink)
References (2 earlier) <r3s8k-2Pa-31@gated-at.bofh.it> <r3txn-3CY-7@gated-at.bofh.it> <r3tQK-3ZS-7@gated-at.bofh.it> <r3I3o-5VX-11@gated-at.bofh.it> <r3KHU-7NJ-7@gated-at.bofh.it>
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On (02/19/16 13:16), Sergey Senozhatsky wrote:
> # cat /sys/kernel/debug/zsmalloc/zram0/classes 
>   class  size  huge almost_full almost_empty obj_allocated   obj_used pages_used pages_per_zspage
>      0    32             0            0             0          0          0                1
>      1    48             0            0             0          0          0                3
>      2    64             3            0         31360      31355        490                1
>      3    80             1            1         62781      62753       1231                1
[..]
>    254  4096 Y           0            0        632586     632586     632586                1
> 

> so BAD classes are 10 times more often than 64 bytes objects for example. and not all of 4096
a typo, 				^^^^^ 80 bytes. and 20 times class 64.

	-ss

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[RFC PATCH 0/3] mm/zsmalloc: increase density and reduce memory wastage Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2016-02-18 04:10 +0100
  [RFC PATCH 2/3] zram: use zs_get_huge_class_size_watermark() Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2016-02-18 04:10 +0100
  [RFC PATCH 1/3] mm/zsmalloc: introduce zs_get_huge_class_size_watermark() Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2016-02-18 04:10 +0100
  [RFC PATCH 3/3] mm/zsmalloc: change ZS_MAX_PAGES_PER_ZSPAGE Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2016-02-18 04:10 +0100
    Re: [RFC PATCH 3/3] mm/zsmalloc: change ZS_MAX_PAGES_PER_ZSPAGE Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2016-02-18 05:50 +0100
      Re: [RFC PATCH 3/3] mm/zsmalloc: change ZS_MAX_PAGES_PER_ZSPAGE Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2016-02-18 05:50 +0100
      Re: [RFC PATCH 3/3] mm/zsmalloc: change ZS_MAX_PAGES_PER_ZSPAGE Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2016-02-18 06:10 +0100
    Re: [RFC PATCH 3/3] mm/zsmalloc: change ZS_MAX_PAGES_PER_ZSPAGE Joonsoo Kim <js1304@gmail.com> - 2016-02-18 09:30 +0100
      Re: [RFC PATCH 3/3] mm/zsmalloc: change ZS_MAX_PAGES_PER_ZSPAGE Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2016-02-18 11:00 +0100
        Re: [RFC PATCH 3/3] mm/zsmalloc: change ZS_MAX_PAGES_PER_ZSPAGE Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2016-02-18 11:20 +0100
          Re: [RFC PATCH 3/3] mm/zsmalloc: change ZS_MAX_PAGES_PER_ZSPAGE Joonsoo Kim <js1304@gmail.com> - 2016-02-19 02:30 +0100
            Re: [RFC PATCH 3/3] mm/zsmalloc: change ZS_MAX_PAGES_PER_ZSPAGE Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2016-02-19 05:20 +0100
            Re: [RFC PATCH 3/3] mm/zsmalloc: change ZS_MAX_PAGES_PER_ZSPAGE Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2016-02-19 05:20 +0100
              Re: [RFC PATCH 3/3] mm/zsmalloc: change ZS_MAX_PAGES_PER_ZSPAGE Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2016-02-19 05:50 +0100
                Re: [RFC PATCH 3/3] mm/zsmalloc: change ZS_MAX_PAGES_PER_ZSPAGE Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2016-02-19 06:40 +0100
                Re: [RFC PATCH 3/3] mm/zsmalloc: change ZS_MAX_PAGES_PER_ZSPAGE Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2016-02-19 07:00 +0100

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