feat(report): Update RCA for rls2506 17/43517/2
authorVratko Polak <[email protected]>
Tue, 5 Aug 2025 11:05:51 +0000 (13:05 +0200)
committerVratko Polak <[email protected]>
Tue, 5 Aug 2025 11:05:51 +0000 (13:05 +0200)
Some investigations are still ongoing,
but they are unlikely to change ticket titles.

Change-Id: I77f0e4ad51e7cef02205b1407bad6cd74fe85796
Signed-off-by: Vratko Polak <[email protected]>
docs/content/release_notes/current/trex_performance.md
docs/content/release_notes/current/vpp_performance.md

index 59e104d..604fc21 100644 (file)
@@ -29,7 +29,8 @@ List of known issues in CSIT 25.06 for TRex performance tests:
 
 **#** | **Github issue number**                                      | **Issue Description**
 ------|--------------------------------------------------------------|--------------------------------------------------
-  1   |                                                              |
+  1   | [csit/issues/3987](https://github.com/FDio/csit/issues/3987) | [CSIT-1905] 2n-spr 200Ge2P1Cx7Veat: TG-TG tests see port line rate as 100 Gbps.
+  2   | [csit/issues/4018](https://github.com/FDio/csit/issues/4018) | [CSIT-1936] TRex occasionally sees link down in E8xx (dpdk) tests.
 
 
 ## Fixed
index 79ecc0d..569c7d2 100644 (file)
@@ -11,6 +11,8 @@ weight: 1
     - **General Code Housekeeping**: Ongoing code optimizations and bug fixes.
 2. VPP PERFORMANCE TESTS
     - **Added iterative and coverage performance tests** for 3n-oct testbed.
+3. HOSTSTACK TEST EDITS
+    - Iperf3 invocation was tweaked to accomodate multi-thread usage after ubuntu2404 migration.
 
 # Known Issues
 
@@ -26,8 +28,19 @@ For reporting reasons, even issues fixed during release are listed here,
 as long as they caused some results to be missing (or performance wrong).
 
 **#** | **Github issue number**                                      | **Issue Description**
-------|--------------------------------------------------------------|--------------------------------------------------
-  1   |                                                              |
+------|--------------------------------------------------------------|--------------------------------------------------------------------
+  1   | [csit/issues/4087](https://github.com/FDio/csit/issues/4087) | 2n-aws: Infrequent error 11 when dpdk plugin initializes interface.
+  2   | [csit/issues/4088](https://github.com/FDio/csit/issues/4088) | Occasional timeout in iperf vhost non-gso.
+  3   | [csit/issues/4089](https://github.com/FDio/csit/issues/4089) | 2n-zn2 iavf 2c: PDR fails due to delayed packets.
+  4   | [csit/issues/4090](https://github.com/FDio/csit/issues/4090) | crypto engine error in 1tnl wireguardhw test.
+  5   | [csit/issues/4091](https://github.com/FDio/csit/issues/4091) | udpquicbase fails due to: Echo connect failed.
+  6   | [csit/issues/4092](https://github.com/FDio/csit/issues/4092) | udp ldpreload fails on no test data retrieved.
+  7   | [csit/issues/4093](https://github.com/FDio/csit/issues/4093) | out of memory in hoststack.
+  8   | [csit/issues/4094](https://github.com/FDio/csit/issues/4094) | 3n-oct: unsent packets even at min load.
+  9   | [csit/issues/4095](https://github.com/FDio/csit/issues/4095) | jumbo+iavf buffer alloc error: loadbalancer.
+ 10   | [csit/issues/4096](https://github.com/FDio/csit/issues/4096) | rare crash in nginx tests.
+ 11   | [csit/issues/4097](https://github.com/FDio/csit/issues/4097) | 2n-zn2 iavf: two-band structure in 1c mrr tests.
+ 12   | [csit/issues/4098](https://github.com/FDio/csit/issues/4098) | 2n-zn2 xxv710 iavf: all 9000b tests fail on retval: -168.
 
 ## Previous
 
@@ -35,8 +48,40 @@ Issues reported in previous releases which still affect the current results
 (or would be affecting if other issues were not hiding the symptoms):
 
 **#** | **Github issue number**                                      | **Issue Description**
-------|--------------------------------------------------------------|--------------------------------------------------
-  1   |                                                              |
+------|--------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------
+  1   | [csit/issues/3879](https://github.com/FDio/csit/issues/3879) | [CSIT-1795] Ocassionally not all DET44 sessions have been established: 4128767 != 4128768.
+  2   | [csit/issues/3885](https://github.com/FDio/csit/issues/3885) | [CSIT-1802] all testbeds: AF-XDP - NDR tests failing from time to time on small loss.
+  3   | [csit/issues/3966](https://github.com/FDio/csit/issues/3966) | [CSIT-1884] 2n-icx, 2n-spr: All NAT44DET IMIX large scale BIDIR tests fail to create enough sessions.
+  4   | [csit/issues/3968](https://github.com/FDio/csit/issues/3968) | [CSIT-1886] 3n: Wireguard tests with 100 and more tunnels are failing PDR criteria.
+  5   | [csit/issues/3978](https://github.com/FDio/csit/issues/3978) | [CSIT-1896] depending on topology, l3fwd avoids dut-dut link.
+  6   | [csit/issues/3986](https://github.com/FDio/csit/issues/3986) | [CSIT-1904] 3n-alt: DPDK testpmd startup check fails on DUT2.
+  7   | [csit/issues/3988](https://github.com/FDio/csit/issues/3988) | [CSIT-1906] Zero traffic with cx6/cx7 rdma. Testing migrated to mlx5-core only, on CX7 and CX6 Mellanox NICs.
+  8   | [vpp/issues/3538](https://github.com/FDio/vpp/issues/3538)   | [VPP-2077] IP fragmentation: running_fragment_id is not thread safe.
+  9   | [csit/issues/3996](https://github.com/FDio/csit/issues/3996) | [CSIT-1914] TRex does not produce latency data on ICE NICs.
+ 10   | [csit/issues/3997](https://github.com/FDio/csit/issues/3997) | [CSIT-1915] 2n-icx testbeds do not have the same performance.
+ 11   | [csit/issues/3998](https://github.com/FDio/csit/issues/3998) | [CSIT-1916] Poor CPU scaling on 2n-zn2 RDMA.
+ 12   | [csit/issues/3999](https://github.com/FDio/csit/issues/3999) | [CSIT-1917] TRex STL performance is unstable at high pps due to unsent packets.
+ 13   | [csit/issues/4004](https://github.com/FDio/csit/issues/4004) | [CSIT-1922] AF_XDP MRR regressions and PDR failures. Affects subsequent tests, that is why we are not testing AF-XDP now.
+ 14   | [csit/issues/4011](https://github.com/FDio/csit/issues/4011) | [CSIT-1929] Lossy trials in nat udp mlx5 tests.
+ 15   | [csit/issues/4018](https://github.com/FDio/csit/issues/4018) | [CSIT-1936] TRex occasionally sees link down in E8xx (dpdk) tests.
+ 16   | [csit/issues/4020](https://github.com/FDio/csit/issues/4020) | [CSIT-1938] 3n-alt: High scale ipsec policy tests may crash VPP.
+ 17   | [csit/issues/4023](https://github.com/FDio/csit/issues/4023) | [CSIT-1941] TRex may wrongly detect link bandwidth.
+ 18   | [csit/issues/4024](https://github.com/FDio/csit/issues/4024) | [CSIT-1942] 3nb-spr hoststack: interface not up after first test.
+ 19   | [vpp/issues/3551](https://github.com/FDio/vpp/issues/3551)   | [VPP-2090] MRR < PDR: dpdk plugin with mlx5 driver does not read full queue.
+ 20   | [vpp/issues/3552](https://github.com/FDio/vpp/issues/3552)   | [VPP-2091] Memif crashes VPP in container with jumbo frames.
+ 21   | [csit/issues/4029](https://github.com/FDio/csit/issues/4029) | [CSIT-1947] Rare VPP crash in nat avf tests.
+ 22   | [csit/issues/4030](https://github.com/FDio/csit/issues/4030) | [CSIT-1948] NICs do not consistently distribute tunnels over RXQs depending on model or plugin.
+ 23   | [csit/issues/4033](https://github.com/FDio/csit/issues/4033) | [CSIT-1951] Combination of AVF and vhost drops all 9000B packets.
+ 24   | [vpp/issues/3579](https://github.com/FDio/vpp/issues/3579)   | [VPP-2118] 3n spr: Unusable performance of ipsec tests with SHA_256_128.
+ 25   | [csit/issues/4043](https://github.com/FDio/csit/issues/4043) | [CSIT-1962] 3n-icx, 3na-spr: Udpquicscale tests sometimes fail with various symptoms.
+ 26   | [csit/issues/4044](https://github.com/FDio/csit/issues/4044) | [CSIT-1963] 3n-icxd: Various symptoms pointing to hardware (cable/nic/driver) issues.
+ 27   | [csit/issues/4045](https://github.com/FDio/csit/issues/4045) | [CSIT-1964] 3nb-spr, 3n-snr: Wireguardhw tests are likely to crash.
+ 28   | [csit/issues/4051](https://github.com/FDio/csit/issues/4051) | [CSIT-1970] JSON export validation does not prevent EPL from consuming invalid data.
+ 29   | [csit/issues/4058](https://github.com/FDio/csit/issues/4058) | [CSIT-1977] E810: Unsent packets at moderate load can fail soak.
+ 30   | [csit/issues/4066](https://github.com/FDio/csit/issues/4066) | 2n-icx: iavf bus error in one run.
+ 31   | [vpp/issues/3597](https://github.com/FDio/vpp/issues/3597)   | dev_iavf: Unable to use more queues than offered initially.
+ 32   | [csit/issues/4073](https://github.com/FDio/csit/issues/4073) | Tests combining iavf+jumbo gradually run out of buffers for rx.
+ 33   | [csit/issues/4076](https://github.com/FDio/csit/issues/4076) | 3n-icx: vhost mounting /dev failed.
 
 ## Fixed
 
@@ -45,7 +90,24 @@ Issues reported in previous releases which were fixed
 
 **#** | **Github issue number**                                      | **Issue Description**
 ------|--------------------------------------------------------------|--------------------------------------------------
-  1   |                                                              |
+  1   | [csit/issues/3974](https://github.com/FDio/csit/issues/3974) | [CSIT-1892] 3n-alt: two-band structure of ipsec and vxlan.
+  2   | [csit/issues/3983](https://github.com/FDio/csit/issues/3983) | [CSIT-1901] 2n-icx 3n-icx: Trex may report negative ipackets on high-performance AVF trial.
+  3   | [csit/issues/4017](https://github.com/FDio/csit/issues/4017) | [CSIT-1935] Zero traffic reported in udpquic tests due to session close errors.
+  4   | [csit/issues/4049](https://github.com/FDio/csit/issues/4049) | [CSIT-1968] 3n-icx: two testbeds behave differently in some ipsec tests with AVF.
+  5   | [csit/issues/4050](https://github.com/FDio/csit/issues/4050) | [CSIT-1969] nsim scale: Transport endpoint is not connected.
+  6   | [csit/issues/4059](https://github.com/FDio/csit/issues/4059) | [CSIT-1978] 3na-spr, 3nb-spr: Vhost tests cannot access testpmd.
+  7   | [csit/issues/4063](https://github.com/FDio/csit/issues/4063) | 2n-emr: NGINX tests fail due to missing libpcre.
+  8   | [csit/issues/4064](https://github.com/FDio/csit/issues/4064) | 2n-emr: DSA tests fail on accel-config: command not found.
+  9   | [csit/issues/4065](https://github.com/FDio/csit/issues/4065) | 2n-spr: Failed to enable DMA work queue on DUT.
+ 10   | [csit/issues/4068](https://github.com/FDio/csit/issues/4068) | DSA: enabled 0 wq(s) out of 1.
+ 11   | [csit/issues/4069](https://github.com/FDio/csit/issues/4069) | tap: Command execution failed.
+ 12   | [csit/issues/4070](https://github.com/FDio/csit/issues/4070) | 2n-grc: VPP in VM sometimes too slow to start with 4C.
+ 13   | [vpp/issues/3598](https://github.com/FDio/vpp/issues/3598)   | dev_iavf: Setting promisc fails due to uninitialized byte.
+ 14   | [csit/issues/4071](https://github.com/FDio/csit/issues/4071) | bonding+iavf: l3 mac mismatch.
+ 15   | [csit/issues/4072](https://github.com/FDio/csit/issues/4072) | QAT1: 1tnl tests are crashing.
+ 16   | [csit/issues/4074](https://github.com/FDio/csit/issues/4074) | rls2502: CSIT does not wait long enough after killing VPP; fixed during rls2502 testing.
+ 17   | [csit/issues/4075](https://github.com/FDio/csit/issues/4075) | EMR: Sometimes cli.sock is not responding.
+ 18   | [vpp/issues/3602](https://github.com/FDio/vpp/issues/3602)   | device framework: next node not updated when a feature is enabled; fixed now.
 
 # Root Cause Analysis for Regressions
 
@@ -60,5 +122,8 @@ of CSIT testing. So even if they are not fixed
 they will not be re-listed in the next release report.
 
 **#** | **Github issue number**                                      | **Issue Description**
-------|--------------------------------------------------------------|--------------------------------------------------
-  1   |                                                              |
+------|--------------------------------------------------------------|----------------------------------------------------------------------
+  1   | [csit/issues/4085](https://github.com/FDio/csit/issues/4085) | hoststack: udp tests with iperf and ldpreload are faster with strace.
+  2   | [csit/issues/4099](https://github.com/FDio/csit/issues/4099) | february-march VPP-in-VM regressions.
+  3   | [csit/issues/4100](https://github.com/FDio/csit/issues/4100) | 2n-spr: small regression in memif.
+  4   | [csit/issues/4101](https://github.com/FDio/csit/issues/4101) | 3nb-spr iavf: correlated anomalies in ipsecswasync tests.