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(parent: 45de584) | patch
Use the ticks since the last update to reduce hysteresis in the partpopq and
authorjeff <jeff@FreeBSD.org>
Sat, 7 Jul 2018 01:54:45 +0000 (01:54 +0000)
committerjeff <jeff@FreeBSD.org>
Sat, 7 Jul 2018 01:54:45 +0000 (01:54 +0000)
commitc2c436e2415fff46b1b434dce164c4390677fc7f
tree155103ce2af52340cd593b21be3c1fc70a0c0711tree | snapshot
parent45de58405efe1d47b2ec1e0b17cda4e777db6e90commit | diff
Use the ticks since the last update to reduce hysteresis in the partpopq and
contention on the vm_reserv_domain lock.

This gives a roughly 8x speedup on will-it-scale fault1 on a 16 core machine.

Reviewed by: alc, kib, markj
sys/vm/vm_reserv.c diff | blob | history
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