view conf/koi-utf @ 7822:82e174e47663

Changed keepalive_requests default to 1000 (ticket #2155). It turns out no browsers implement HTTP/2 GOAWAY handling properly, and large enough number of resources on a page results in failures to load some resources. In particular, Chrome seems to experience errors if loading of all resources requires more than 1 connection (while it is usually able to retry requests at least once, even with 2 connections there are occasional failures for some reason), Safari if loading requires more than 3 connections, and Firefox if loading requires more than 10 connections (can be configured with network.http.request.max-attempts, defaults to 10). It does not seem to be possible to resolve this on nginx side, even strict limiting of maximum concurrency does not help, and loading issues seems to be triggered by merely queueing of a request for a particular connection. The only available mitigation seems to use higher keepalive_requests value. The new default is 1000 and matches previously used default for http2_max_requests. It is expected to be enough for 99.98% of the pages (https://httparchive.org/reports/state-of-the-web?start=latest#reqTotal) even in Chrome.
author Maxim Dounin <mdounin@mdounin.ru>
date Thu, 08 Apr 2021 00:16:30 +0300
parents 63a820b0bc6c
children
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# This map is not a full koi8-r <> utf8 map: it does not contain
# box-drawing and some other characters.  Besides this map contains
# several koi8-u and Byelorussian letters which are not in koi8-r.
# If you need a full and standard map, use contrib/unicode2nginx/koi-utf
# map instead.

charset_map  koi8-r  utf-8 {

    80  E282AC ; # euro

    95  E280A2 ; # bullet

    9A  C2A0 ;   # &nbsp;

    9E  C2B7 ;   # &middot;

    A3  D191 ;   # small yo
    A4  D194 ;   # small Ukrainian ye

    A6  D196 ;   # small Ukrainian i
    A7  D197 ;   # small Ukrainian yi

    AD  D291 ;   # small Ukrainian soft g
    AE  D19E ;   # small Byelorussian short u

    B0  C2B0 ;   # &deg;

    B3  D081 ;   # capital YO
    B4  D084 ;   # capital Ukrainian YE

    B6  D086 ;   # capital Ukrainian I
    B7  D087 ;   # capital Ukrainian YI

    B9  E28496 ; # numero sign

    BD  D290 ;   # capital Ukrainian soft G
    BE  D18E ;   # capital Byelorussian short U

    BF  C2A9 ;   # (C)

    C0  D18E ;   # small yu
    C1  D0B0 ;   # small a
    C2  D0B1 ;   # small b
    C3  D186 ;   # small ts
    C4  D0B4 ;   # small d
    C5  D0B5 ;   # small ye
    C6  D184 ;   # small f
    C7  D0B3 ;   # small g
    C8  D185 ;   # small kh
    C9  D0B8 ;   # small i
    CA  D0B9 ;   # small j
    CB  D0BA ;   # small k
    CC  D0BB ;   # small l
    CD  D0BC ;   # small m
    CE  D0BD ;   # small n
    CF  D0BE ;   # small o

    D0  D0BF ;   # small p
    D1  D18F ;   # small ya
    D2  D180 ;   # small r
    D3  D181 ;   # small s
    D4  D182 ;   # small t
    D5  D183 ;   # small u
    D6  D0B6 ;   # small zh
    D7  D0B2 ;   # small v
    D8  D18C ;   # small soft sign
    D9  D18B ;   # small y
    DA  D0B7 ;   # small z
    DB  D188 ;   # small sh
    DC  D18D ;   # small e
    DD  D189 ;   # small shch
    DE  D187 ;   # small ch
    DF  D18A ;   # small hard sign

    E0  D0AE ;   # capital YU
    E1  D090 ;   # capital A
    E2  D091 ;   # capital B
    E3  D0A6 ;   # capital TS
    E4  D094 ;   # capital D
    E5  D095 ;   # capital YE
    E6  D0A4 ;   # capital F
    E7  D093 ;   # capital G
    E8  D0A5 ;   # capital KH
    E9  D098 ;   # capital I
    EA  D099 ;   # capital J
    EB  D09A ;   # capital K
    EC  D09B ;   # capital L
    ED  D09C ;   # capital M
    EE  D09D ;   # capital N
    EF  D09E ;   # capital O

    F0  D09F ;   # capital P
    F1  D0AF ;   # capital YA
    F2  D0A0 ;   # capital R
    F3  D0A1 ;   # capital S
    F4  D0A2 ;   # capital T
    F5  D0A3 ;   # capital U
    F6  D096 ;   # capital ZH
    F7  D092 ;   # capital V
    F8  D0AC ;   # capital soft sign
    F9  D0AB ;   # capital Y
    FA  D097 ;   # capital Z
    FB  D0A8 ;   # capital SH
    FC  D0AD ;   # capital E
    FD  D0A9 ;   # capital SHCH
    FE  D0A7 ;   # capital CH
    FF  D0AA ;   # capital hard sign
}