[LU-884] Client In-Memory Data Checksum

• Type: New Feature
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.2.0, Lustre 2.3.0
• Assignee: Jinshan Xiong (Inactive)
• Reporter: Jinshan Xiong (Inactive)

Description

== requirements ==
1. make mmap write work correctly
2. balance the workload across CPUs - depends on multiple ptlrpcd implementation
3. writeback support - depends on LU-848
4. hash tree to accumulate pages checksum
5. test program

Issue Links

• is related to: LU-1028 Bus error (core dumped) during fsx test
• Trackbacks: Changelog 2.2 version 2.2.0 Support for networks: o2iblnd OFED 1.5.4 Server support for kernels: 2.6.32220.4.2.el6 (RHEL6) Client support for unpatched kernels: 2.6.18274.18.1.el5 (RHEL5) 2.6.32220.4.2.el6 (RHEL6) 2.6.32.360....
• Trackbacks: Lustre 2.2 Lustre 2.2 is scheduled for release at the end of Q1 2012. This is its anticipated support matrix. Server Support \\ Client Support \\ RHEL 6, \\ CentOS 6 \\ RHEL 6, \\ CentOS 6, \\ RHEL 5, \\ CentOS 5, \\ SLES 11 ,...