protonscr

PROTON_NO_FSYNC

206 threads 136 games 611 mentions 2019-06 to 2026-10

Disables fsync, the futex-based synchronisation path. Set to 1 to fall back to esync or to plain server synchronisation when a game misbehaves.

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Values people posted
PROTON_NO_FSYNC=1362
PROTON_NO_FSYNC=1 %command%56
PROTON_NO_FSYNC31
PROTON_NO_FSYNC=1 PROTON_NO_ESYNC=1 %command%30
PROTON_NO_ESYNC=1 PROTON_NO_FSYNC=1 %command%28
PROTON_NO_FSYNC=08
PROTON_NO_FSYNC=1)6
PROTON_NO_ESYNC=1 PROTON_NO_FSYNC=1 E_LATENCY_MSEC=60 %command% --launcher-skip5
PROTON_NO_ESYNC=1 PROTON_NO_FSYNC=1 WINEDLLOVERRIDES="xaudio2_7=n,b" PULSE_LATENCY_MSEC=90 %command% --launcher-skip4
PROTON_LOG=1 PROTON_NO_ESYNC=1 PROTON_NO_FSYNC=1 PROTON_NO_D3D11=1 %command%3
Games discussing it
Cyberpunk 207745 mentions
Grand Theft Auto V Legacy25 mentions
ELDEN RING19 mentions
BioShock™ Remastered18 mentions
VRChat17 mentions
Halo: The Master Chief Collection12 mentions
Prototype™12 mentions
DEATH STRANDING11 mentions
Disgaea 4 Complete+10 mentions
The Riftbreaker9 mentions
DEAD OR ALIVE 5 Last Round: Core Fighters9 mentions
Endzone - A World Apart9 mentions
Threads
Cyberpunk 2077 protonopen45 mentions
fsync issues protonopen37 mentions
Grand Theft Auto V protonopen25 mentions
Elden Ring protonopen19 mentions
BioShock Remastered protonopen18 mentions
VRChat protonopen17 mentions
Halo: The Master Chief Collection protonopen12 mentions
Prototype protonopen12 mentions
DEATH STRANDING protonopen11 mentions
Disgaea 4 Complete+ protonopen10 mentions
Endzone - A World Apart protonopen9 mentions
The Riftbreaker protonopen9 mentions

Recent mentions

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