| filter { | |
| if [type] == "cassandralog" { | |
| grok { | |
| break_on_match => true | |
| match => { | |
| "message" => [ | |
| "%{CASS_COMPACTION_LARGE_KEY}", | |
| "%{CASS_SLAB_POOL_CLEANER_1}", | |
| "%{CASS_SLAB_POOL_CLEANER_2}", |
| [s3] | |
| #s3 bucket name | |
| bucket_name = my_backups | |
| download_threads = 6 | |
| # other s3 access is defined in the default aws cli settings file | |
| [opscenter] | |
| backup_job_uuid = # get this from s3 bucket | |
| [node] |
Tcpdump is a commandline tool that is used to dump traffic on a network. This tool comes in hand when you want to analyse network captures within the command line. Basically it can do most of the wireshark job.
NOTE This guide might not be complete it just serve as a reference to me.