release candidate 23.11-rc4

A new DPDK release candidate is ready for testing:

	https://git.dpdk.org/dpdk/tag/?id=v23.11-rc4

There are 58 new patches in this snapshot.

Release notes:

	https://doc.dpdk.org/guides/rel_notes/release_23_11.html

There are more doc and tools updates to be merged before closing this release cycle.

Please check there is no major bug.

You may share some release validation results by replying to this message at [email protected] and by adding tested hardware in the release notes.

The final release should happen at the end of this week.

Please think about sharing your roadmap now for DPDK 24.03.

Thank you everyone

Update the test status for Intel part. dpdk23.11-rc4 all test is done. found one new issues.

New issues:
1. command "port 0 txq 0 tx_offload vlan_insert off/on" reported an error. -> Intel dev is under investigating

# Basic Intel(R) NIC testing
* Build or compile:
*Build: cover the build test combination with latest GCC/Clang version and the popular OS revision such as Ubuntu20.04.5, Ubuntu22.04.3, Fedora38, RHEL8.7/9.2, Centos7.9, OpenAnolis8.8, CBL-Mariner2.0 etc.
- All test passed.
*Compile: cover the CFLAGES(O0/O1/O2/O3) with popular OS such as Ubuntu22.04.2 and RHEL9.0.
- All test passed with latest dpdk.

* PF/VF(i40e, ixgbe): test scenarios including PF/VF-RTE_FLOW/TSO/Jumboframe/checksum offload/VLAN/VXLAN, etc.
- All test case is done. found 1 issue.
* PF/VF(ice): test scenarios including Switch features/Package Management/Flow Director/Advanced Tx/Advanced RSS/ACL/DCF/Flexible Descriptor, etc.
- All test case is done. found 1 issue.
* MEV test: test scenarios including PF/TSO/MTU/Jumboframe/checksum offload, etc
- All test case is 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 case is done. No new issue is found.
* Power and IPsec:
* Power: test scenarios including bi-direction/Telemetry/Empty Poll Lib/Priority Base Frequency, etc.
- All test case is done. No new issue is found.
* IPsec: test scenarios including ipsec/ipsec-gw/ipsec library basic test - QAT&SW/FIB library, etc.
- All test case is done. No new issue is found.
# 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 8.0, etc.
- All test case is done. No new issue is found.
* Cryptodev:
*Function test: test scenarios including Cryptodev API testing/CompressDev ISA-L/QAT/ZLIB PMD Testing/FIPS, etc.
- All test case is done. No new issue is found.
*Performance test: test scenarios including Throughput Performance /Cryptodev Latency, etc.
- All test case is done. No new issue is found.

Regards,
Xu, Hailin