Release v1.8.2: Performance Enhancement

Features

• Per-cpu refactor for service/dest/inetaddr/laddr/sapool modules.
• Keepalived upgrades from v1.2.13 to v2.0.19.
• Add supports for newer dpdk: dpdk-stable-18.11.2 and dpdk-stable-17.11.6.
• Add dpvs scheduler module to manage jobs on master and slaves in the same fasion.
• Add support for Mallenox 25G NIC MLX5.
• Add iftraf module to collect top N traffic clients.
• Add dpvs worker performance tuning doc.
• Add debug module for dpvs.
• Use dpvs mempool to allocate memory for arp/neighbour.
• Enable dpdk pdump tool for DPVS.
• Show the concrete neighbour entry info when its queue is full.
• Adjust header files used both by tools(keepalived/dpip/ipvsadm) and dpvs.

Bugfixes

• Use async multicast msg to avoid config setting failures caused by msg timeout.
• Alleviate the NIC imiss problem caused by inetaddr lock and heap memory.
• Reduce sapool stats lookup failures.
• Fix memory underflow problem and add more debug info for dpvs mempool.
• Fix failure problem when add ipv6 addresses.
• Fix crash problem when delete all local addresses in fullnat mode.
• Fix toa ipv6 crash problem caused by page write protect.
• Fix memory leak problem in tunnel_xmit.
• Fix crash problem when out of memory.
• Fix problem when DPDK EAL param '--master-lcore' or '--lcores' is used.
• Patch dpdk-stable-17.11.2 to support rh75.
• Several optimizations of memory allocation from eal memory heaps.
• Refactor several code episodes to make logic clear.
• Adjust some logs.