Intel released update 2 to Intel® Cluster Checker 2017. This comprehensive diagnostic tool is distributed in Intel® Parallel Studio XE 2017 Cluster Edition Update 2 and supports Intel® Xeon™ processors, Intel® Xeon Phi™ processors, Intel® Omni-Path, and Intel® Enterprise Edition for Lustre* software. Here is a quick summary of what’s new:
Additional support for Intel® Xeon Phi™ Product Family x200 processors on configuration parameters that may have noticeable impact on system stability or performance:
- Identifying cluster and memory mode of Intel® Xeon Phi processors through backup-method with ‘numactl’ command, if hwloc-dump-data service is missing or not enabled.
- Taskset support for DGEMM/STREAM can be configured via xml configuration file.
- Check for tickless kernel boot options ‘nohz_full’, ‘rcu_nocbs’, ‘isolcpus
- Uniformity check
- Cross reference check to ensure ‘nohz_full’ is a subset of ‘rcu_nocbs’ and ‘isolcpus’ (if set)
- Desired kernel boot options check can be specified via xml configuration file.
Additional support for Intel® Omni-Path Architecture:
- Two Intel® Omni-Path Host Fabric Interface (Intel® OP HFI) Adapters supported on one node.
Core improvements and bug fixes