VersionDescription5.9.1Fixed a crash incident when isolating the switch using:the "held_back_sw_guid" file while running SM with updn/ar_updnusing GUIDs order file with a port group that includes HCAs that are connected to a held-back switchFixed an issue that resulted in breaking routing for virtual port LIDs upon failover/restartFixed an issue that caused ar_ftree to create non-credit loop free routing between IO nodesFixed an issue that resulted in continuation of the discovery stage during subnet configuration stageFixed an issue that missed getting MEPI after switch resetFixed multicast group leak when handling leave of SendOnlyFullMembers of multicast groupsFixed a leak when spoofing notice 144 for virtual ports5.8.1Enabled SA requests with default subnet prefix in GRH on subnet with non-default subnet prefixFixed a crash when processing virtual ports after aborted heavy sweepFixed a wrong direct route for GeneralInfo MADs after coming out-of-standbyFixed s crash in UPDN LID tracking that happened when multithreading was enabledFixed file descriptor leakage when running with crashdFixed an issue that resulted in setting default pkey at index 0 on invalid partitions.confFixed an issue that prevented setting ar_sl_mask on hosts when running with armgr pluginFreed alias GUIDs resources when deleting virtual port objectFixed checking 2x link width capabilityEnabled handling MCMemberRecord request with default subnet prefix on subnet with non-default subnet prefix5.7.1Fixed memory overflow upon virtual ports removal from the Subnet when using Adaptive Routing.Fixed handling ‘;’ and ‘:’ in nodes names in port groups policy file parser.Fixed missing routes-to-routers after recovery the routing engine in Dragonfly+.Fixed port_search_order usage when LMC is enabled.Fixed SA LinkRecords and MultipathRecords LMC support.Fixed partition checking for LinkRecord and PortInfoRecord queries.Fixed dedicated groups calculation for switches with ANs when FRN enabled.Fixed router support in port groups.Fixed an issue that prevented SADB dumping when updating service records.