**************************************** RELEASE NOTES **************************************** Chelsio Unified Wire for Windows ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ CHANGES ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Driver ====== Version : 6.16.18.0 (Beta) Date : 05/07/2024 ================================================================================ - Drivers are WHQL certified. NDIS: - Added support in cxgbtool for i2c read/write. ================================================================================ ================================================================================ Version : 6.16.17.0 Date : 05/07/2024 ================================================================================ - Drivers are WHQL certified. NDIS: - Updated Firmware to 1.27.5.0 - Added support for T6 OCP3 Adapters. - Updated display string for device id 0x5483/0x5883 and 0x5484/0x5884. - Fixed the BSOD observed when the Adapter's MAC Address is modified using Set-NetAdapterAdvancedProperty. SMBDirect: - Fixed issues with NDK version and function compliance. - Fixed the high CPU issues observed when placing servers in/out of maintenance mode. NDIS SR-IOV: - iWARP (ND) support for Host and VMs sharing same physical interface. iSCSI Storport Miniport: - Fixed the issue 0.0.0.0 ip address shown for iscsi initiator when RDMA on nic is disabled. iSER Storport Miniport: - Fixed the issue of iSER initiator's IP not showing up for discovery with SET switch configured. - Fixed the BSOD observed on reboot. Firmware ======== Version : 1.27.5.0 Date : 10/10/2023 ================================================================================ Fixes ----- BASE: - Fixed handling the Remote Fault with AN, causing the link failure. ================================================================================ ================================================================================ Version : 1.27.4.0 Date : 07/05/2023 ================================================================================ Fixes ----- BASE: - Handle 40G to 100G cable change. - Avoid unnecessary i2c read. ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ERRATA (Open Issues) ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ NDIS ---- - 43136: In case of multiple cards, cxgbtool fails to list nic details. NOTE: After latest driver is installed, reboot the machine or disable/enable all Chelsio NIC devices. - 41273: "Unable to find vector for affinity 1:0x200" warnings observed on disabling and enabling VBD with IP alias configured. - 41006: BSDO seen while creating vswitch after running NIC,ISER,SMB together. - 40642: "Error retrieving current timestamp capabilities" observed on doing query on VMswitch. - 39994: Only 28 VM's (with one VMnetwork adapter) are supported with vRSS. - 39701: Need a way to enable AllReceiveHw, AllTransmitHw and other capabilities for PTP. - 38020: UDP checksum offload for ipv6 doesn't happen when v-switch is present. - 37862: Need to implement various port settings for the T580 cards in Chelsio Management. - 37023: Need support for UDP Segmentation Offload. - 36869: Need counters for timestamp insertion/extraction using cxgbtool. - 35538: Need an option to disable vlan extraction via cxgbtool. iWARP (ND) ---------- - 38707: Need Windows ND support for VMs. - 38250: ndconn app is hung at client side. - 37649: Need to support NetworkDirect 2.0 interface. SMBDirect --------- - 43876: Repeated interface toggle while running SMBConnect traffic is not supported. - 41620: One of the system hits BSOD while upgrading drivers on cluster nodes. - 39745: Rebooting machine with SMBDirect traffic is not supported. NOTE: This is not a Chelsio driver issue. On rebooting the machine with heavy SMB traffic, the shutdown takes long time as disabling NDK gets stuck in the stack modules. This issue is not seen with the latest Windows OS builds. - 38987: "AE qpid" messages observed on doing link unplug and plug with VMfleet traffic running on the S2D cluster. NDIS SR-IOV ----------- - 43917: Driver needs to handle SRIOV ON/OFF based on both advanced property and VMSwitch capability. - 41127: "ReadVfConfigBlock failed" messages observed in VM with VFs and Guest RDMA enabled by disabling host NDIS driver. - 40522: System hits BSOD on rebooting host with 17 VMs (each having 2 vnics) connected to SR-IOV enabled SET vSwitch. NOTE: This is a Microsoft issue. The issue will not be seen if using 16 VMs (each having 2 vnics, for a total of 32 VFs). The issue is resolved with latest Windows OS builds. - 38726: Host machine hits BSOD by rebooting VM's after mode 3 traffic. NOTE: This is not a Chelsio driver issue. BSOD occurs because a pnp event is improperly issued. The issue is resolved with latest Windows OS builds. - 37069: Disable/Enable NDIS with SRIoV and vRSS interfaces connected to VM is not supported. - 36921: Issues seen on VM while uninstalling and installing the VF driver multiple times. NOTE: This is Microsoft issue. As a workaround, reboot the host machine if the issue is encountered. - 36847: Need iSER and NVMe-oF support over Guest RDMA. iSCSI Storport Miniport ----------------------- - 43926: System hits BSOD when rebooting machine during IO Operations on iSCSI LUNs. - 43586: iscsicpl does not show any ip address for discovery when SET switch is created. - 41161: Session fails to reconnect after link toggle. - 40777: iSCSI queues not getting updated while running traffic. - 39046: [T6225-SO]: RW numbers drop for IO size > 128K. - 33200: Need mechanism to notify ip conflict. iSER Storport Miniport ---------------------- - 41839: Rebooting the Initiator with targets logged in is not supported. - 36705: Only 32 connections are supported on T6 SO cards. - 35703: Discovery/Login does not work, when iwpmd service is running on Target. - 34687: Logout time is slower. NVMe Storport Miniport ---------------------- - 40596: Rebooting the NVMe Host with IPv6 traffic is not supported. - 38692: nvmetool findnvmehosts fails if adapter has more than 100 IP addresses configured. - 37029: Need to log events to event viewer. - 35703: Discovery/Login does not work, when iwpmd service is running on Target. Installshield ------------- - 41041: Issues with Repair from Control Panel. Workaround: You can repair the installation by launching the install shield. ******************************************************************************** Copyright (C) 2024 Chelsio Communications. All Rights Reserved. The information in this document is furnished for informational use only, is subject to change without notice, and should not be construed as a commitment by Chelsio Communications. 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