Re: [PATCH] io_uring: increase IORING_MAX_ENTRIES to 32K

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 9/14/19 3:23 PM, Daniel Xu wrote:
> Some workloads can require far more than 4K oustanding entries. For
> example memcached can have ~300K sockets over ~40 cores. Bumping the max
> to 32K seems to work pretty well.

Should clarify that this is for poll entries, not actual pending IO.
But makes sense, thanks, applied. We've got rlimit in place for mem
usage, so there's really no reason to put anything else in place before
bumping this (arbitrary) limit.

-- 
Jens Axboe




[Index of Archives]     [Linux RAID]     [Linux SCSI]     [Linux ATA RAID]     [IDE]     [Linux Wireless]     [Linux Kernel]     [ATH6KL]     [Linux Bluetooth]     [Linux Netdev]     [Kernel Newbies]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Device Mapper]

  Powered by Linux