Questions tagged “monitoring”

6votes

4comments

94views

NAPALM get_optics on nxos_ssh returns only lane 1 DOM for QSFP-100G-CWDM4 modules

I am wiring per-port optical telemetry into monitoring for a couple of Nexus 9000 fabrics. Collection runs through NAPALM, and the getter I lean on is getoptics(). Nexus 9000 leaf and spine pairs QSFP-100G-CWDM4 modules on the fabric links NAPALM with the nxosssh driver, SSH transport, no NX-API…

rackhub KZ asked 19 days ago

7votes

7comments

319views

Scripting DDM polling over I2C: which A2h bytes hold the live values and which the thresholds

I am writing a small poller that pulls temperature, voltage, bias and optical power straight off the modules on our whitebox boxes, so we get a trend line instead of someone eyeballing a link after it has already started erroring. The NOS prints pretty values, but I want the raw numbers with the…

DDM / DOM eeprom-readout I2C monitoring SFF-8472

netrunner KR asked 24 days ago