Re: mbuf cluster limit pool wakeup

2019-07-18 Thread David Gwynne
> On 18 Jul 2019, at 7:44 am, Alexander Bluhm wrote: > > On Tue, Jul 16, 2019 at 08:58:43PM -0300, Martin Pieuchot wrote: >> On 16/07/19(Tue) 21:35, Alexander Bluhm wrote: >>> Hi, >>> >>> When the kernel reaches the sysclt kern.maxclusters limit, operations >>> get stuck while holding the

Re: mbuf cluster limit pool wakeup

2019-07-17 Thread Alexander Bluhm
On Tue, Jul 16, 2019 at 08:58:43PM -0300, Martin Pieuchot wrote: > On 16/07/19(Tue) 21:35, Alexander Bluhm wrote: > > Hi, > > > > When the kernel reaches the sysclt kern.maxclusters limit, operations > > get stuck while holding the net lock. Increasing the limit does > > not help as there is no

Re: mbuf cluster limit pool wakeup

2019-07-16 Thread Martin Pieuchot
On 16/07/19(Tue) 21:35, Alexander Bluhm wrote: > Hi, > > When the kernel reaches the sysclt kern.maxclusters limit, operations > get stuck while holding the net lock. Increasing the limit does > not help as there is no wakeup of the pools. So run through the > mbuf pool request list when the

mbuf cluster limit pool wakeup

2019-07-16 Thread Alexander Bluhm
Hi, When the kernel reaches the sysclt kern.maxclusters limit, operations get stuck while holding the net lock. Increasing the limit does not help as there is no wakeup of the pools. So run through the mbuf pool request list when the limit changes. There seem to more problems when recovering