Symptom
N3K-C3524P-XL port is connected to third party device (Fujitsu Eternus DX100) with DAC SFP-H10GB-CU3M. which is not supported on Fujitsu Eternus DX100 (supported on N3K-C3524P-XL). After removing unsupported by third party device DAC cable and attached one which is supported by both devices: SFP-10G-SR-S link don't come up.
Conditions
N3K-C3524P-XL connected to Fujitsu Eternus DX100 with DAC SFP-H10GB-CU3M (not supported by Fujitsu).
Replace DAC SFP-H10GB-CU3M with SFP-10G-SR-S which is supported by Fujitsu Eternus DX100.