release candidate 21.11-rc4

[Jiang, YuX]

> -----Original Message-----
> From: David Marchand <david.marchand at redhat.com>
> Sent: Thursday, November 25, 2021 2:38 AM
> To: announce at dpdk.org
> Cc: Thomas Monjalon <thomas at monjalon.net>
> Subject: release candidate 21.11-rc4
> 
> Hi all,
> 
> A new DPDK release candidate is ready for testing:
>         https://git.dpdk.org/dpdk/tag/?id=v21.11-rc4
> 
> There are 46 new patches in this snapshot, for last critical fixes and some
> documentation updates.
> 
> Release notes:
>         https://doc.dpdk.org/guides/rel_notes/release_21_11.html
> 
> You may share some release validation results by replying to this message at
> dev at dpdk.org.
> 
> DPDK 21.11 should be released at the end of this week.
> 
> Please think about sharing your roadmap now for the next release.
> 
> Thank you everyone.
> 
> 
> --
> David Marchand
Update the test status for Intel part. Till now dpdk21.11-rc4 validation test is almost finished. No critical issue and no new issue is found.
# Basic Intel(R) NIC testing
* Build or compile:  
	*Build: cover the build test combination with latest GCC/Clang/ICC version and the popular OS revision such as Ubuntu20.04, Fedora35, RHEL8.4, etc.
		- All test done.
		- Known bug: https://bugs.dpdk.org/show_bug.cgi?id=881: dpdk-next-net-mrvl branch still need rebase the fix.
	*Compile: cover the CFLAGES(O0/O1/O2/O3) with popular OS such as Ubuntu20.04 and RHEL8.4. 
		- All passed.
	* PF(i40e, ixgbe): test scenarios including RTE_FLOW/TSO/Jumboframe/checksum offload/VLAN/VXLAN, etc. 
		- All test done. No new issue is found.
		- One known bug https://bugs.dpdk.org/show_bug.cgi?id=864: pmd_stacked_bonded/test_mode_backup_rx:after setup stacked bonded ports,start top level bond port. 
			- still verify failed based on dpdk21.11-rc4.
	* VF(i40e, ixgbe): test scenarios including VF-RTE_FLOW/TSO/Jumboframe/checksum offload/VLAN/VXLAN, etc.		
		- All test done. No new issue is found.
		- Two known bugs. Intel dev is investigating them.
			[dpdk-21.11]vf_jumboframe/test_vf_jumbo_withjumbo: launch testpmd failed on driver ixgbe-5.13.4
			[dpdk-21.11]vf_vlan/add_pvid_vf: launch testpmd showing error log after vf vlan in kernel pf
	* PF/VF(ice): test scenarios including Switch features/Package Management/Flow Director/Advanced Tx/Advanced RSS/ACL/DCF/Share code update/Flexible Descriptor, etc.
		- All test done. No new issue is found.
	* Intel NIC single core/NIC performance: test scenarios including PF/VF single core performance test, RFC2544 Zero packet loss performance test, etc.
		- All test done. No big performance drop.
	* Power and IPsec: 
		* Power: test scenarios including bi-direction/Telemetry/Empty Poll Lib/Priority Base Frequency, etc. 
 			- All passed.          
 		* IPsec: test scenarios including ipsec/ipsec-gw/ipsec library basic test - QAT&SW/FIB library, etc.
			- Most have done, all passed. 
# Basic cryptodev and virtio testing
	* Virtio: both function and performance test are covered. Such as PVP/Virtio_loopback/virtio-user loopback/virtio-net VM2VM perf testing/VMAWARE ESXI 7.0u3, etc.
		- All test done. No new issue is found. 
		- Known issue:
			- One about VMware ESXI 7.0U3: failed to start port. Intel Dev is under investigating.
	* Cryptodev: 
		*Function test: test scenarios including Cryptodev API testing/CompressDev ISA-L/QAT/ZLIB PMD Testing/FIPS, etc.
			- All test done. No new issue is found.
		*Performance test: test scenarios including Thoughput Performance /Cryptodev Latency, etc.
			- All test done. No big performance drop.