I don't know FCX, but on the ICX we have the command "dm cpu" that gives more details. Lists the 5 most busy tasks on the system. Run it two times 1 minute apart, if the first time gave you bogus info.
SSH@LAB-7450STACK#dm cpu appl-task pid 1322 tid 0xa5270460 cpu usage 84% console-task pid 1369 tid 0xa4a42460 cpu usage 0% flash-task pid 1281 tid 0xb5fd6460 cpu usage 0% sys-tmr-task pid 1280 tid 0xb5ff6460 cpu usage 0% itc-task pid 1285 tid 0xb5f76460 cpu usage 0% loop cnt: 567307594 569243809 -> 1936215 read cnt: 136318039 136318293 -> 254 loop rate = 1936215/270 = 7171 rcode_old = 100 - (100*7171/3900) = -83 rcode_log2= 100-(100*log2(7171)/log2(3900))=-7 1/100 busy, from 27 sec ago -- Hunter Fuller Router Jockey VBH Annex B-5 +1 256 824 5331 Office of Information Technology The University of Alabama in Huntsville Network Engineering On Wed, Apr 3, 2019 at 2:28 PM Tim Warnock <[email protected]> wrote: > > Are you trying to put more routes than can go into TCAM? > > Does 'show ip bgp sum' show any of your BGP sessions doing FIB programming? > > I don't know the FCX but a command from mlx/ce[s-r] is 'rcon lp', then run > 'show task'. That will give you an idea if the LP is busy, if the command > exists. > > > -----Original Message----- > > From: foundry-nsp [mailto:[email protected]] On > > Behalf Of Derek Maxwell > > Sent: Thursday, 4 April 2019 5:14 AM > > To: Jörg Kost <[email protected]>; foundry-nsp <foundry- > > [email protected]> > > Subject: Re: [f-nsp] FCX High CPU Diagnostics > > > > So, something doesn't add up here: > > > > During a high CPU event, this is the output of show processes cpu: > > > > show processes cpu > > Process Name 5Sec(%) 1Min(%) 5Min(%) 15Min(%) Runtime(ms) > > ARP 0.00 0.00 0.00 0.00 1989 > > BGP 0.00 0.00 0.00 0.00 2809 > > DOT1X 0.00 0.00 0.00 0.00 0 > > GVRP 0.00 0.00 0.00 0.00 0 > > ICMP 0.00 0.00 0.00 0.00 1690 > > IP 1.10 1.37 1.21 0.58 128381 > > OSPF 0.00 0.00 0.00 0.00 0 > > RIP 0.00 0.00 0.00 0.00 20 > > STP 0.00 0.00 0.00 0.00 0 > > VRRP 0.00 0.00 0.00 0.00 0 > > Process Name 5Sec(%) 1Min(%) 5Min(%) 15Min(%) Runtime(ms) > > IPv6 0.00 0.00 0.00 0.01 33559 > > ICMP6 0.00 0.01 0.01 0.01 31180 > > ND6 0.00 0.00 0.00 0.00 1461 > > RIPng 0.00 0.00 0.00 0.00 41 > > OSPFv3 0.00 0.00 0.00 0.00 0 > > IPV6_RX 0.00 0.00 0.00 0.00 181 > > > > IP is the only high CPU process, but it's only at 1.1-1.37%. > > > > > > This is the output of show cpu: > > show cpu > > 99 percent busy, from 289 sec ago > > 1 sec avg: 99 percent busy > > 5 sec avg: 99 percent busy > > 60 sec avg: 99 percent busy > > 300 sec avg: 99 percent busy > > > > It's 99% busy and the control plane is barely responding. > > > > Any thoughts on a hidden process that may be monopolizing the system? > > > > > > On 4/3/19, 11:36 AM, "foundry-nsp on behalf of Derek Maxwell" <foundry- > > [email protected] on behalf of > > [email protected]> wrote: > > > > Yes and that's exactly what I was looking for. Thanks! > > > > Will continue to debug from here when it pops up again and see what I > > find. > > > > -----Original Message----- > > From: Jörg Kost <[email protected]> > > Sent: Wednesday, April 3, 2019 11:26 AM > > To: Derek Maxwell <[email protected]>; foundry-nsp > > <[email protected]> > > Subject: Re: [f-nsp] FCX High CPU Diagnostics > > > > Does > > show processes cpu > > work on the FCX? > > > > On 3 Apr 2019, at 19:51, Derek Maxwell wrote: > > > > > Anyone have any thoughts on how to diagnose intermittent 99% CPU > > > utilization on a FCX624? We're running Layer 3 code and high CPU usage > > > seems to be causing BGP sessions to drop. > > > > > _______________________________________________ > > foundry-nsp mailing list > > [email protected] > > http://puck.nether.net/mailman/listinfo/foundry-nsp > > > > > > _______________________________________________ > > foundry-nsp mailing list > > [email protected] > > http://puck.nether.net/mailman/listinfo/foundry-nsp > _______________________________________________ > foundry-nsp mailing list > [email protected] > http://puck.nether.net/mailman/listinfo/foundry-nsp _______________________________________________ foundry-nsp mailing list [email protected] http://puck.nether.net/mailman/listinfo/foundry-nsp
