Re: [EXT] [vpp-dev] Regarding buffers-per-numa parameter

2020-02-21 Thread Damjan Marion via Lists.Fd.Io
;> 2019. >> >> >> >> df0191ead2cf39611714b6603cdc5bdddc445b57 is previous commit of >> b6e8b1a7c8bf9f9fbd05cdc3c90111d9e7a6897? >> Yes (branch vpp 20.01) >> >> >> >> Thanks, >> >> Chetan Bhasin >> >> >&

Re: [EXT] [vpp-dev] Regarding buffers-per-numa parameter

2020-02-21 Thread chetan bhasin
> Your packet trace shows that packet data is all 0 and that’s why you are >> running into l3 mac mismatch. >> >> I am guessing something messed with IOMMU due to which translation is not >> happening. Although packet length is correct. >> >> You can try out

Re: [EXT] [vpp-dev] Regarding buffers-per-numa parameter

2020-02-21 Thread Damjan Marion via Lists.Fd.Io
oblem exists, in dpdk plugin > or vlib > > > > Thanks, > > Nitin > > > > From: chetan bhasin <mailto:chetan.bhasin...@gmail.com>> > Sent: Tuesday, February 18, 2020 12:50 PM > To: me mailto:chetan.bhasin...@gmail.com>> > Cc: Nitin

Re: [EXT] [vpp-dev] Regarding buffers-per-numa parameter

2020-02-21 Thread chetan bhasin
where problem exists, in dpdk > plugin or vlib > > > > Thanks, > > Nitin > > > > *From:* chetan bhasin > *Sent:* Tuesday, February 18, 2020 12:50 PM > *To:* me > *Cc:* Nitin Saxena ; vpp-dev > *Subject:* Re: [EXT] [vpp-dev] Regarding buffers-per-numa parame

Re: [EXT] [vpp-dev] Regarding buffers-per-numa parameter

2020-02-17 Thread Nitin Saxena
, in dpdk plugin or vlib Thanks, Nitin From: chetan bhasin Sent: Tuesday, February 18, 2020 12:50 PM To: me Cc: Nitin Saxena ; vpp-dev Subject: Re: [EXT] [vpp-dev] Regarding buffers-per-numa parameter Hi, One more finding related to intel nic and number of buffers (537600) vpp branch driver

Re: [EXT] [vpp-dev] Regarding buffers-per-numa parameter

2020-02-17 Thread chetan bhasin
of b6e8b1a7c8bf9f9fbd05cdc3c90111d9e7a6897? >> >> Thanks, >> Nitin >> > -Original Message----- >> > From: Damjan Marion >> > Sent: Monday, February 17, 2020 3:47 PM >> > To: Nitin Saxena >> > Cc: chetan bhasin ; vpp-dev@lists.fd.i

Re: [EXT] [vpp-dev] Regarding buffers-per-numa parameter

2020-02-17 Thread chetan bhasin
7 is > previous commit of b6e8b1a7c8bf9f9fbd05cdc3c90111d9e7a6897? > > Thanks, > Nitin > > -Original Message- > > From: Damjan Marion > > Sent: Monday, February 17, 2020 3:47 PM > > To: Nitin Saxena > > Cc: chetan bhasin ; vpp-dev@lists.fd.io > &g

Re: [EXT] [vpp-dev] Regarding buffers-per-numa parameter

2020-02-17 Thread Nitin Saxena
lists.fd.io > Subject: Re: [EXT] [vpp-dev] Regarding buffers-per-numa parameter > > Hi Damjan, > > >> if you read Chetan’s email bellow, you will see that this one is > >> already excluded… > Sorry I missed that part. After seei

Re: [EXT] [vpp-dev] Regarding buffers-per-numa parameter

2020-02-17 Thread Nitin Saxena
: Damjan Marion > Sent: Monday, February 17, 2020 3:47 PM > To: Nitin Saxena > Cc: chetan bhasin ; vpp-dev@lists.fd.io > Subject: Re: [EXT] [vpp-dev] Regarding buffers-per-numa parameter > > > Dear Nitin, > > if you read Chetan’s email bellow, you will see that

Re: [EXT] [vpp-dev] Regarding buffers-per-numa parameter

2020-02-17 Thread chetan bhasin
Nitin > > > > From: vpp-dev@lists.fd.io On Behalf Of Damjan > Marion via Lists.Fd.Io > > Sent: Monday, February 17, 2020 1:52 PM > > To: chetan bhasin > > Cc: vpp-dev@lists.fd.io > > Subject: [EXT] Re: [vpp-dev] Regarding buffers-per-numa parameter > >

Re: [EXT] [vpp-dev] Regarding buffers-per-numa parameter

2020-02-17 Thread Damjan Marion via Lists.Fd.Io
mjan Marion > via Lists.Fd.Io > Sent: Monday, February 17, 2020 1:52 PM > To: chetan bhasin > Cc: vpp-dev@lists.fd.io > Subject: [EXT] Re: [vpp-dev] Regarding buffers-per-numa parameter > > External Email > > On 17 Feb 2020, at 07:37, chetan bhasin wrote: > > Bottom

Re: [EXT] Re: [vpp-dev] Regarding buffers-per-numa parameter

2020-02-17 Thread Nitin Saxena
o Sent: Monday, February 17, 2020 1:52 PM To: chetan bhasin Cc: vpp-dev@lists.fd.io Subject: [EXT] Re: [vpp-dev] Regarding buffers-per-numa parameter External Email On 17 Feb 2020, at 07:37, chetan bhasin mailto:chetan.bhasin...@gmail.com>> wrote: Bottom li

Re: [vpp-dev] Regarding buffers-per-numa parameter

2020-02-17 Thread Damjan Marion via Lists.Fd.Io
> On 17 Feb 2020, at 07:37, chetan bhasin wrote: > > Bottom line is stable/vpp 908 does not work with higher number of buffers but > stable/vpp2001 does. Could you please advise which area we can look at ,as it > would be difficult for us to move to vpp2001 at this time. I really don’t have

Re: [vpp-dev] Regarding buffers-per-numa parameter

2020-02-16 Thread chetan bhasin
Bottom line is stable/vpp 908 does not work with higher number of buffers but stable/vpp2001 does. Could you please advise which area we can look at ,as it would be difficult for us to move to vpp2001 at this time. On Mon, Feb 17, 2020 at 11:01 AM chetan bhasin via Lists.Fd.Io wrote: > Thanks

Re: [vpp-dev] Regarding buffers-per-numa parameter

2020-02-16 Thread chetan bhasin
Thanks Damjan for the reply! Following are my observations on Intel X710/XL710 pci- 1) I took latest code base from stable/vpp19.08 : Seeing error as " *ethernet-input l3 mac mismatch*" *With Buffers 537600* *vpp# show buffers |Pool NameIndex NUMA Size

Re: [vpp-dev] Regarding buffers-per-numa parameter

2020-02-12 Thread Damjan Marion via Lists.Fd.Io
Shouldn’t be too hard to checkout commit prior to that one and test if problem is still there… — Damjan > On 12 Feb 2020, at 14:50, chetan bhasin wrote: > > Hi, > > Looking into the changes in vpp 20.1 , the below change looks good important > related to buffer indices . > > vlib: don't

Re: [vpp-dev] Regarding buffers-per-numa parameter

2020-02-12 Thread chetan bhasin
;> > ben >> > >> > > -Original Message- >> > > From: vpp-dev@lists.fd.io On Behalf Of Prashant >> > > Upadhyaya >> > > Sent: mardi 4 février 2020 09:15 >> > > To: vpp-dev@lists.fd.io >> > > Subject: Re:

Re: [vpp-dev] Regarding buffers-per-numa parameter

2020-02-10 Thread chetan bhasin
/docs/vpp/master/troubleshooting/reportingissues/reportingissues.html > > > > Best > > ben > > > > > -Original Message- > > > From: vpp-dev@lists.fd.io On Behalf Of Prashant > > > Upadhyaya > > > Sent: mardi 4 février 2020 09:15

Re: [vpp-dev] Regarding buffers-per-numa parameter

2020-02-04 Thread Prashant Upadhyaya
> sysctl -w kernel.core_pattern="|/usr/local/bin/compressed_corefiles %e %t" > > HTH... Dave > > -Original Message- > From: vpp-dev@lists.fd.io On Behalf Of Prashant > Upadhyaya > Sent: Tuesday, February 4, 2020 4:38 AM > To: Benoit Ganne (bganne)

Re: [vpp-dev] Regarding buffers-per-numa parameter

2020-02-04 Thread Dave Barach via Lists.Fd.Io
om: vpp-dev@lists.fd.io On Behalf Of Prashant Upadhyaya Sent: Tuesday, February 4, 2020 4:38 AM To: Benoit Ganne (bganne) Cc: vpp-dev@lists.fd.io Subject: Re: [vpp-dev] Regarding buffers-per-numa parameter Thanks Benoit. I don't have the core files at the moment (still taming the huge cores that are

Re: [vpp-dev] Regarding buffers-per-numa parameter

2020-02-04 Thread Prashant Upadhyaya
gt; ben > > > -Original Message- > > From: vpp-dev@lists.fd.io On Behalf Of Prashant > > Upadhyaya > > Sent: mardi 4 février 2020 09:15 > > To: vpp-dev@lists.fd.io > > Subject: Re: [vpp-dev] Regarding buffers-per-numa parameter > > > > Woops, my

Re: [vpp-dev] Regarding buffers-per-numa parameter

2020-02-04 Thread Benoit Ganne (bganne) via Lists.Fd.Io
ashant > Upadhyaya > Sent: mardi 4 février 2020 09:15 > To: vpp-dev@lists.fd.io > Subject: Re: [vpp-dev] Regarding buffers-per-numa parameter > > Woops, my mistake. I think I multiplied by 1024 extra. > Mbuf's are 2KB's, not 2 MB's (that's the huge page size) > > But the fact re

Re: [vpp-dev] Regarding buffers-per-numa parameter

2020-02-04 Thread Prashant Upadhyaya
Woops, my mistake. I think I multiplied by 1024 extra. Mbuf's are 2KB's, not 2 MB's (that's the huge page size) But the fact remains that my usecase is unstable at higher configured buffers but is stable at lower values like 10 (this can by all means be my usecase/code specific issue) If

[vpp-dev] Regarding buffers-per-numa parameter

2020-02-04 Thread Prashant Upadhyaya
Hi, I am using DPDK Plugin with VPP19.08. When I set the buffers-per-numa parameter to a high value, say, 25, I am seeing crashes in the system. (The corresponding parameter controlling number of mbufs in VPP18.01 used to work well. This was in dpdk config section as num-mbufs) I quickly