I see the following num msg number when I execute the nfsstat -d. What limit and the number does this signify? Following is the configuration of the filer as well. Please
num msg=2282599, too many mbufs=0, rpcErr=26, svrErr=0
NFS reply cache statistics:
TCP:
InProg hits Misses Cache hits False hits
27825 2804017482 2274 1158
UDP:
In progress Misses Cache hits False hits
0 0 0 0
nfs reply cache size=1748800, hash size=27653
flows alloc'd=1103, max flows=17488
flows used=231, flows free=872
reserve entries=108, nflow LRU=0, grow LRU=329, opinfo releases=0
entry alloc fail=0, reply alloc fail=0, flow alloc fail=0, connection drops=0
Connection drops because of in progress hits:
v3 conn dropped=0
v4 conn dropped, no reconnect=0
num msg=2282599, too many mbufs=0, rpcErr=26, svrErr=0
How may IOPS and how many NFS requests can the filer support? How to improve this NFS issues on the filer?
model details:
NetApp Release 8.1.2 7-Mode: Tue Oct 30 19:56:51 PDT 2012
System Rev: B2
System Storage Configuration: Multi-Path HA
System ACP Connectivity: Full Connectivity
slot 0: System Board 2.3 GHz (System Board XVI B2)
Model Name: FAS3250
Part Number: 111-01062
Revision: B2
BIOS version: 5.2.0
Loader version: 3.4
Processors: 8
Processor type: Intel(R) Xeon(R) CPU L5410 @ 2.33GHz
Memory Size: 20480 MB
Memory Attributes: Bank Interleaving
Hoisting
Rank Interleaving
Chipkill ECC
NVMEM Size: 2000 MB of Main Memory Used
CMOS RAM Status: OK
