Error Code 19:1886 Error threshold rule at <String> level marked the job as partial success based on <String> failed files criteria.

Data protection job has too many failed files

Symptoms

Job reports partial success with too many job failures.  Backup Log file may contain entries similar to :

OpenFilesForBackup() - [] Error [2] during lstat

Causes

Unix /proc directory was skipped with V1 indexing clients.  V2 indexing clients include /proc directory.  /proc directory contains temporary or working files that should not be backed up.

Resolution

Problem reported in MR 173221 and fixed in SP7.

Additionally, Directories containing temporary or working files should not be filtered from data protection jobs. Files in these directories are not essential to recovery and consume unnecessary backup time and storage space. backed up. Recommended filters can be found in Books Online.