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FANs are running at highest speed 20470 and are loud

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49
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Public
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0
Category:
fas-systems
Specialty:
hw
Last Updated:

Applies to

  • A900
  • NS224
  • NSM100
  • Shelf Firmware version below 0306

Issue

  • FANs are running at highest speed 20470 and are loud
  • The shelf is clean, with almost no dust on it
  • The shelf status is normal
ENVIRONMENT
Channel: 0x
Shelf: 10
SES device path: local access: 0x.10.1.99
Module type: NSM100; monitoring is active  
Shelf status: normal condition
SES Configuration, shelf 10:
logical identifier=0x00a098xxxxxxxxxx
vendor identification=NETAPP  
product identification=NS224NSM100
product revision level=0231
Vendor-specific information:
Product Serial Number: SHJSGxxxxxxxxxx
 
Cooling Unit installed element list: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20; with error: none
Cooling Units by element:
  [1] 20470 RPM
  [2] 20470 RPM
  [3] 20470 RPM
  [4] 20470 RPM
  [5] 20470 RPM
  [6] 20470 RPM
  [7] 20470 RPM
  [8] 20470 RPM
  [9] 20470 RPM
  [10] 20470 RPM
  [11] 20470 RPM
  [12] 20470 RPM
  [13] 20470 RPM
  [14] 20470 RPM
  [15] 20470 RPM
  [16] 20470 RPM
  [17] 20470 RPM
  [18] 20470 RPM
  [19] 20470 RPM
  [20] 20470 RPM
 
cluster::*> storage shelf show -shelf 1.10 -fields fan-rpm
shelf fan-rpm
----- -----------------------------------------------------------------------------------------------------------------------
1.10  20470,20470,20470,20470,20470,20470,20470,20470,20470,20470,20470,20470,20470,20470,20470,20470,20470,20470,20470,20470
 
cluster::*> storage shelf show -shelf 1.10
 
Shelf Name: 1.10
Stack ID: 1
Shelf ID: 10
Shelf UID: 00:a0:98:xx:xx:xx:xx:xx
Serial Number: SHJSGxxxxxxxxxx
Module Type: NSM100
Model: NS224NSM100
Shelf Vendor: NETAPP
Disk Count: 24
Connection Type: NVMe
Shelf State: Online
Status: Normal
 
Fans:
Speed Operational
ID  (RPM) Status                  Fan Location
--- ------ ----------------------- ----------------------
1  20470 normal                  inlet FAN of fan module 1 in the top shelf module (A)
2  20470 normal                  inlet FAN of fan module 2 in the top shelf module (A)
3  20470 normal                  inlet FAN of fan module 3 in the top shelf module (A)
4  20470 normal                  inlet FAN of fan module 4 in the top shelf module (A)
5  20470 normal                  inlet FAN of fan module 5 in the top shelf module (A)
6  20470 normal                  outlet FAN of fan module 1 in the top shelf module (A)
7  20470 normal                  outlet FAN of fan module 2 in the top shelf module (A)
8  20470 normal                  outlet FAN of fan module 3 in the top shelf module (A)
9  20470 normal                  outlet FAN of fan module 4 in the top shelf module (A)
10  20470 normal                  outlet FAN of fan module 5 in the top shelf module (A)
11  20470 normal                  inlet FAN of fan module 1 in the bottom shelf module (B)
12  20470 normal                  inlet FAN of fan module 2 in the bottom shelf module (B)
13  20470 normal                  inlet FAN of fan module 3 in the bottom shelf module (B)
14  20470 normal                  inlet FAN of fan module 4 in the bottom shelf module (B)
15  20470 normal                  inlet FAN of fan module 5 in the bottom shelf module (B)
16  20470 normal                  outlet FAN of fan module 1 in the bottom shelf module (B)
17  20470 normal                  outlet FAN of fan module 2 in the bottom shelf module (B)
18  20470 normal                  outlet FAN of fan module 3 in the bottom shelf module (B)
19  20470 normal                  outlet FAN of fan module 4 in the bottom shelf module (B)
20  20470 normal                  outlet FAN of fan module 5 in the bottom shelf module (B)
  • Rebooting the SP module does not help

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