# sdiag > Show information about the execution of `slurmctld`. > More information: . - Show all performance counters related to the execution of `slurmctld`: `sdiag {{[-a|--all]}}` - Reset performance counters related to the execution of `slurmctld`: `sdiag {{[-r|--reset]}}` - Specify the output format: `sdiag {{[-a|--all]}} --{{json|yaml}}` - Specify the cluster to send commands to: `sdiag {{[-a|--all]}} {{[-M|--cluster]}} {{cluster_name}}`