VMware and HP has published a KB/Advisory about HP GEN9 Systems running on ESXi 6.0U1.
After upgrading to ESXi 6.0 UPDATE1 the host cannot detect local disks anymore.
You can workaround this issue with a manual driver downgrade.
HP will release a fixed driver asap. I will inform you.
VMware released a patch for ESXi 5.5U3:
Product: VMware ESXi 5.5
Release date: October 6, 2015
Links: KB2133824 | Download
The patch resolves the Snapshots Bug in ESXi 5.5 UPDATE 3 that has been documented by VMware in KB: KB2133118
The ESXi Installable has also been replaced with ESXi 5.5 Update 3a (ESXi 5.5 Update 3 is gone):
VMware ESXi 5.5.0 Update 3a [Release Notes] [Download]
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