#Zfs commands to monitor disk health install#

n numcpu Set the number of processors for CPU util O send,recv Set the remote send,recv buffer offset

o send,recv Set the local send,recv buffer offsets L name|ip,fam * Specify the local ip|name and address family l testlen Specify test duration (>0 secs) (<0 bytes|trans) I lvl Specify confidence level (95 or 99) (99)Īnd confidence interval in percentage (10) i max,min Specify the max and min number of iterations (15,1) H name|ip,fam * Specify the target machine and/or local ip and family F fill_file Pre-fill buffers with data from fill_file Using units as the initial guess for units per second D * Display interim results at least every secs seconds B brandstr Specify a string to be emitted with brief output A send,recv Set the remote send,recv buffer alignment a send,recv Set the local send,recv buffer alignment Start the iperf server on FreeNAS ® when the client is ready. To start xjperf on macOS, Linux, or BSD, unzip the downloaded file, Prompt in Run as administrator mode, cd to the unzipped To start xjperf on Windows: unzip the downloaded file, start Command Package management system for their operating system.

#Zfs commands to monitor disk health install#

Linux and BSD users will need to install the iperf package using the Must be installed on the client computer. Since this client is Java-based, the appropriate This section demonstratesĪs it works on Windows, macOS, Linux, and BSD systems. Install an iperf client on a desktop system that has To determine which type performs best on the network.įreeNAS ® includes the iperf server. ForĮxample, it is used to test the speed of different types of shares It can be used to chart network throughput over time. Iperf is a utility for measuring maximum TCP and UDP bandwidth