cfs-stress tool

The cfs-stress tool performs stress testing of the Cassandra File System (CFS) layer.

Synopsis

cassandra.yaml

The cassandra.yaml file is located in the installation_location/conf directory.

install_location/tools/bin/cfs-stress [options] cfs_directory listen_address

The default IP address is the listen_address property in the cassandra.yaml file. If not using localhost, specify the correct IP address.

Table 1. Legend
Syntax conventions	Description
`Italics`	Variable value. Replace with a user-defined value.
`[ ]`	Optional. Square brackets ( `[ ]` ) surround optional command arguments. Do not type the square brackets.
`( )`	Group. Parentheses ( `( )` ) identify a group to choose from. Do not type the parentheses.
`\|`	Or. A vertical bar ( `\|` ) separates alternative elements. Type any one of the elements. Do not type the vertical bar.
`[ -- ]`	Separate the command line options from the command arguments with two hyphens ( `--` ). This syntax is useful when arguments might be mistaken for command line options.

The cfs-stress tool performs stress testing of the Cassandra File System (CFS) layer.


Data	Description
progress	Total progress of the stress operation.
bytes	Total bytes written/read.
curr rate	Current rate of bytes being written/read per second.
avg rate	Average rate of bytes being written/read per second.
max latency	Maximum latency in milliseconds during the current reporting window.