How to Check server hardware is hyper-threading enabled or not?

How to Check server hardware is hyper-threading enabled or not?

1. [root@ftpserver ~]# dmidecode -t processor | grep HTT
                HTT (Multi-threading)
                HTT (Multi-threading)
[root@ftpserver ~]#

2. [root@ftpserver ~]# grep '^flags\b' /proc/cpuinfo | tail -1
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm syscall nx lm constant_tsc pni monitor ds_cpl vmx cid cx16 xtpr lahf_lm
[root@ftpserver ~]#

3. [root@ftpserver ~]# grep -o '^flags\b.*: .*\bht\b' /proc/cpuinfo | tail -1
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht
[root@ftpserver ~]#