[DiscordArchive] Do you preload all map/vmap/mmap and never unload them ?
[DiscordArchive] Do you preload all map/vmap/mmap and never unload them ?
Archived author: jackpoz • Posted: 2021-12-05T14:20:25.534000+00:00
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Do you preload all map/vmap/mmap and never unload them ?
Archived author: shelby • Posted: 2021-12-05T14:20:35.450000+00:00
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yea
Archived author: jackpoz • Posted: 2021-12-05T14:23:01.641000+00:00
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Does that happen always or only from time to time ? Wondering if you can reproduce that locally
Archived author: Tea • Posted: 2021-12-05T14:23:06.889000+00:00
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if you are already at that level, its possible you are simply running into memory locality/cache miss/branch prediction randomness
Archived author: shelby • Posted: 2021-12-05T14:23:12.969000+00:00
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yea ikr
Archived author: shelby • Posted: 2021-12-05T14:24:05.364000+00:00
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i don't know how much a cache miss / brand prediction fail can cost tho
Archived author: shelby • Posted: 2021-12-05T14:24:10.474000+00:00
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some ms seems like ... alot
Archived author: Tea • Posted: 2021-12-05T14:24:40.432000+00:00
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a single one? not a lot
Archived author: Tea • Posted: 2021-12-05T14:24:57.144000+00:00
Original source
multiple in the same place because of how code is written can add up