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What is google two-step verifcation and how to set up for your gmail account

Google's two-step verification is an optional but important level of security that not only requires your password, but also a passcode that gets sent to your phone via text or voice. Any computers you mark as "secure" will only require you to enter the code once every 30 days, but all other computers will require you to enter it every time.

Enabling 2 GB Large Pages on Solaris 10

Few facts:
  • - 8 KB is the default page size on Solaris 10 and 11 as of this writing
  • - both hardware and software must have support for 2 GB large pages
  • - SPARC T4 hardware is capable of supporting 2 GB pages
  • - Solaris 11 kernel has in-built support for 2 GB pages
  • - Solaris 10 has no default support for 2 GB pages
  • - Memory intensive 64-bit applications may benefit the most from using 2 GB pages
OS: Solaris 10 8/11 (Update 10) or later
Hardware: SPARC T4. eg., SPARC T4-1, T4-2 or T4-4

Steps to enable 2 GB large pages on Solaris 10:
  1. Install the latest kernel patch or ensure that 147440-04 or later was installed
  2. Add the following line to /etc/system and reboot
    • set max_uheap_lpsize=0x80000000
  3. Finally check the output of the following command when the system is back online
    • pagesize -a
    % pagesize -a
    8192  <-- i="">8K
65536 <-- i="">64K 4194304 <-- i="">4M 268435456 <-- i="">256M 2147483648 <-- i="">2G % uname -a SunOS jar-jar 5.10 Generic_147440-21 sun4v sparc sun4v

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