A blog for all the virtualization and operating system troubleshooting

 Error: while running curl with https url getting below error: curl: (60) SSL certificate problem: self-signed certificate Solution: add -k or --insecure in your curl command example: curl -k --request POST <>

  On the linux machine : 1)Find out the iscsi name of the host: cat /etc/iscsi/initiatorname.iscsi Note:in RHEL install " yum install iscsi-initiator-utils" if  initiatorname.iscsi not found 2)Discover the target storage array using iscsi target IP: iscsiadm -m discovery -t st -p <target IP> this output will be having iqn number about the storage target 3)Make an iscsi I-T session on the host: iscsiadm -m node -T <IQN of target>  -p <target IP> --login 4)Verify the IT connection session by: iscsiadm -m session 5)Present a LUN from array and export to the host using IQN of the host 6)After LUN presented do a rescan of iscsi device by: rescan-scsi-bus.sh 7)Create a new file sytstem on the new device and mount mkfs /dev/sdb  mkdir /mount1 mount /dev/sdb /mount1

Error: NFS share mount on client failed: Error Validating Storage Provider: mount failure, server: 1.1.1.1, export: /nfs1, nfs version: 3, returned state: 13 Solution: On the NFS server: vi /etc/exports nclude insecure option as  /nfs1 *(rw,sync,insecure,no_subtree_check,no_root_squash) then run: exportfs -a