Re: [PATCH v2 0/2] ipvs: speedup ipvs netns dismantle
From: Simon Horman
Date: Tue Oct 01 2019 - 05:54:21 EST
On Mon, Sep 30, 2019 at 10:08:23PM +0300, Julian Anastasov wrote:
>
> Hello,
>
> On Fri, 27 Sep 2019, Haishuang Yan wrote:
>
> > Implement exit_batch() method to dismantle more ipvs netns
> > per round.
> >
> > Tested:
> > $ cat add_del_unshare.sh
> > #!/bin/bash
> >
> > for i in `seq 1 100`
> > do
> > (for j in `seq 1 40` ; do unshare -n ipvsadm -A -t 172.16.$i.$j:80 >/dev/null ; done) &
> > done
> > wait; grep net_namespace /proc/slabinfo
> >
> > Befor patch:
> > $ time sh add_del_unshare.sh
> > net_namespace 4020 4020 4736 6 8 : tunables 0 0 0 : slabdata 670 670 0
> >
> > real 0m8.086s
> > user 0m2.025s
> > sys 0m36.956s
> >
> > After patch:
> > $ time sh add_del_unshare.sh
> > net_namespace 4020 4020 4736 6 8 : tunables 0 0 0 : slabdata 670 670 0
> >
> > real 0m7.623s
> > user 0m2.003s
> > sys 0m32.935s
> >
> > Haishuang Yan (2):
> > ipvs: batch __ip_vs_cleanup
> > ipvs: batch __ip_vs_dev_cleanup
> >
> > include/net/ip_vs.h | 2 +-
> > net/netfilter/ipvs/ip_vs_core.c | 47 ++++++++++++++++++++++++-----------------
> > net/netfilter/ipvs/ip_vs_ctl.c | 12 ++++++++---
> > 3 files changed, 38 insertions(+), 23 deletions(-)
>
> Both patches in v2 look good to me, thanks!
>
> Acked-by: Julian Anastasov <ja@xxxxxx>
>
> This is for the -next kernels...
Thanks, applied to ipvs-next.