We have 3-node cluster VDI on ESXi 6.5 with all-flash VSAN. All work fine, but about 2 weeks ago we see error during provisioning in full-clone desktop pool: "Error during provisioning: No suitable datastores." But datastore have 2,2 Tb free space... Can't find any information why this error happens...
there is log from view connection server:
2017-04-24T15:06:19.226+03:00 DEBUG (0910-2358) <PendingOperation-/kodeks/vm/testpool1/testpool-001-Cloning> [PendingOperation] $Prof: Operation=AcquireCloneLock@FullCloneCreation, Object=VmPath:/kodeks/vm/testpool1/testpool-001, Time=0 ms
2017-04-24T15:06:19.226+03:00 DEBUG (0910-2358) <PendingOperation-/kodeks/vm/testpool1/testpool-001-Cloning> [DatastoreSelectorDSCache] Refreshing DSCache: initialized=true vmsProvisioned=0 forceRefresh=false
2017-04-24T15:06:19.228+03:00 DEBUG (0910-1980) <MessageFrameWorkDispatch> [ws_java_bridgeDLL] SecurityManager::Decrypt
2017-04-24T15:06:19.228+03:00 DEBUG (0910-2358) <PendingOperation-/kodeks/vm/testpool1/testpool-001-Cloning> [DatastoreSelectorDSCache] Done refreshing DSCache
2017-04-24T15:06:19.228+03:00 DEBUG (0910-1980) <MessageFrameWorkDispatch> [ws_java_bridgeDLL] Tag: {SSO-AES:1}
2017-04-24T15:06:19.228+03:00 DEBUG (0910-2358) <PendingOperation-/kodeks/vm/testpool1/testpool-001-Cloning> [DatastoreSelectorCached25] Full clone datastore details for datastore: path = /kodeks/host/VDI cluster/vsanDatastore, capacity = 4471.258689880371 GB, free space = 2270.626773422584 GB
2017-04-24T15:06:19.228+03:00 DEBUG (0910-1980) <MessageFrameWorkDispatch> [ws_java_bridgeDLL] Keyspec: SECURITYMGRSSO#1
2017-04-24T15:06:19.229+03:00 DEBUG (0910-2358) <PendingOperation-/kodeks/vm/testpool1/testpool-001-Cloning> [DatastoreSelectorCached25] Datastore: /kodeks/host/VDI cluster/vsanDatastore not being considered for clone selection. OutOfFreeSpaceForHWMem Details: DSProperties [isAccessible=true, dsMoid=datastore-34, capacityGB=4471.258689880371, freeSpaceGB=2270.626773422584, consecutiveSelectionPenaltyGB=0.0, totalHwMemOfPoweredOffVmsGB=4263.5927734375, overcommittedUsageGB=9782.294921875]
2017-04-24T15:06:19.229+03:00 WARN (0910-2358) <PendingOperation-/kodeks/vm/testpool1/testpool-001-Cloning> [DatastoreSelectorCached25] No suitable datastores found for provisioning a full clone: DS: /kodeks/host/VDI cluster/vsanDatastore : FreeSpaceDeficient,
2017-04-24T15:06:19.230+03:00 ERROR (0910-2358) <PendingOperation-/kodeks/vm/testpool1/testpool-001-Cloning> [PendingOperation] Pool control for desktop testpool1 is unable to create the new VM testpool-001 - No suitable datastores.
2017-04-24T15:06:19.231+03:00 INFO (0910-2358) <PendingOperation-/kodeks/vm/testpool1/testpool-001-Cloning> [VirtualCenterDriver] VirtualCenter control for https://vdi-vcenter.work.kodeks.ru:443/sdk is suspending operations - VM operation failed: com.vmware.vdi.vcsupport25.DatastoresReservedException25: No suitable datastores.
2017-04-24T15:06:19.231+03:00 INFO (0910-2358) <PendingOperation-/kodeks/vm/testpool1/testpool-001-Cloning> [Audit] VC_DISABLED:VC:cn=8b284209-ad60-44a9-8710-b38523a8d8f1,ou=virtualcenter,ou=properties,dc=vdi,dc=vmware,dc=int;REASON:VM operation failed: com.vmware.vdi.vcsupport25.DatastoresReservedException25: No suitable datastores.;
2017-04-24T15:06:19.231+03:00 DEBUG (0910-2358) <PendingOperation-/kodeks/vm/testpool1/testpool-001-Cloning> [EventLogger] Info_Event:[BROKER_VC_DISABLED] "vCenter at address https://vdi-vcenter.work.kodeks.ru:443/sdk has been temporarily disabled": VCId=8b284209-ad60-44a9-8710-b38523a8d8f1, Node=vdi-connection1.work.kodeks.ru, Severity=INFO, Time=Mon Apr 24 15:06:19 AST 2017, VCAddress=https://vdi-vcenter.work.kodeks.ru:443/sdk, Module=Broker, Source=com.vmware.vdi.desktopcontroller.VirtualCenterDriver, Acknowledged=true
2017-04-24T15:06:19.233+03:00 ERROR (0910-2358) <PendingOperation-/kodeks/vm/testpool1/testpool-001-Cloning> [PoolInformation] Pool control for desktop testpool1 is disabling provisioning due to a clone error - No suitable datastores.
2017-04-24T15:06:19.233+03:00 DEBUG (0910-2358) <PendingOperation-/kodeks/vm/testpool1/testpool-001-Cloning> [PoolInformation] Exception for clone error: com.vmware.vdi.desktoptracker.PoolInformation.onCloneError(SourceFile:1853)
com.vmware.vdi.vcsupport25.DatastoresReservedException25: No suitable datastores.
at com.vmware.vdi.vcsupport25.DatastoreSelectorCached25.selectDatastoreForFullClone(SourceFile:1066)
at com.vmware.vdi.desktopcontroller.PendingOperation.k(SourceFile:3976)
at com.vmware.vdi.desktopcontroller.PendingOperation.runTheOp(SourceFile:2145)
at com.vmware.vdi.desktopcontroller.PendingOperation.run(SourceFile:2111)
at java.lang.Thread.run(Thread.java:745)