On Tue, 28 Nov 2023, Марк Коренберг wrote: > Is there any options to store interface indices internally (instead of > names) ? i.e. if I renamed an interface, it would also “rename” in ipset > (actually just listing it would resolve indices to current names). This > feature would speed up matching ipset in network stack because it does > not require resolving index to name. No, ipset does not support storing interface indices instead of names. Best regards, Jozsef > вт, 28 нояб. 2023 г. в 09:48, Jozsef Kadlecsik <kadlec@xxxxxxxxxxxxx>: > > > > Hi, > > > > On Tue, 28 Nov 2023, Марк Коренберг wrote: > > > > > for i in `seq 0 70`; do ip link del dummy$i; done; > > > for i in `seq 0 70`; do ip link add type dummy; done; > > > for i in `seq 0 70`; do ipset add qwe 0.0.0.0/0,dummy$i; done; > > > > > > Reveals the problem. Only 64 records can be added, but there are no > > > obvious restrictions on that. I s it possible to increase the limit ? > > > > It is intentional. Such elements can be stored in the same hash bucket > > only and 64 is the max size I'm willing to sacrifice for that. Please > > note, that's a huge number and means linear evaluation, i.e. loosing > > performance. > > > > Best regards, > > Jozsef > > -- > > E-mail : kadlec@xxxxxxxxxxxxxxxxx, kadlecsik.jozsef@xxxxxxxxx > > PGP key : https://wigner.hu/~kadlec/pgp_public_key.txt > > Address : Wigner Research Centre for Physics > > H-1525 Budapest 114, POB. 49, Hungary > > > > -- > Segmentation fault > -- E-mail : kadlec@xxxxxxxxxxxxxxxxx, kadlecsik.jozsef@xxxxxxxxx PGP key : https://wigner.hu/~kadlec/pgp_public_key.txt Address : Wigner Research Centre for Physics H-1525 Budapest 114, POB. 49, Hungary