H3C switch interface graph shows nan

[evangely]

hello, gods of cacti


i have a set a cacti to monitor my H3C switches , some of my graph couldn't get data, it shows nan.

1.PNG (18.85 KiB) Viewed 2512 times

but some of this graph was normal.

2.PNG (28.67 KiB) Viewed 2512 times

the monitor Data Sources was Get SNMP Data (Indexed) and Data Query was SNMP - Interface Statistics
i have test

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 snmpwalk -v 2c -c monitor <ipaddress> <OID>

this command shows the normal outputs:

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   iso.3.6.1.2.1.1.2.0 = OID: iso.3.6.1.4.1.25506.11.1.27
 iso.3.6.1.2.1.1.3.0 = Timeticks: (40504329) 4 days, 16:30:43.29

i have delete the rra files and these files can rebuild when i Turn On/off Graph Debug Mode.
and run

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chmod -R 777 rra

all the data was nan

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rrdtool fetch 1570.rrd AVERAGE

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/usr/local/spine/bin/spine  --verbosity=5 48 48

and no errors shows in the outputs, all things shows good.

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12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[1] Recache DataQuery[15] OID: .1.3.6.1.4.1.25506.8.35.18.4.3.1.1.0.1, output: 1
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[1] NOTE: There are '4' Polling Items for this Host
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[3] Recache DataQuery[15] OID: .1.3.6.1.4.1.25506.8.35.18.4.3.1.1.0.1, output: 1
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[3] NOTE: There are '2' Polling Items for this Host
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[2] Recache DataQuery[15] OID: .1.3.6.1.4.1.25506.8.35.18.4.3.1.1.0.1, output: 1
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[2] NOTE: There are '4' Polling Items for this Host
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[1] DS[1566] SNMP: v2: 10.223.87.25, dsname: traffic_in, oid: .1.3.6.1.2.1.2.2.1.10.47, value: 2146487769
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[1] DS[1566] SNMP: v2: 10.223.87.25, dsname: traffic_out, oid: .1.3.6.1.2.1.2.2.1.16.47, value: 388732838
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[1] DS[1567] SNMP: v2: 10.223.87.25, dsname: traffic_in, oid: .1.3.6.1.2.1.2.2.1.10.48, value: 1459829799
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[1] DS[1567] SNMP: v2: 10.223.87.25, dsname: traffic_out, oid: .1.3.6.1.2.1.2.2.1.16.48, value: 416597240
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[1] Total Time:   1.3 Seconds
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[1] DEBUG: HOST COMPLETE: About to Exit Host Polling Thread Function
12/24/2015 09:14:17 AM - SPINE: Poller[0] DEBUG: The Value of Active Threads is 2
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[3] DS[1570] SNMP: v2: 10.223.87.25, dsname: traffic_out, oid: .1.3.6.1.2.1.31.1.1.1.10.9, value: 76303609
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[3] DS[1570] SNMP: v2: 10.223.87.25, dsname: traffic_in, oid: .1.3.6.1.2.1.31.1.1.1.6.9, value: 55050223
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[3] Total Time:   1.3 Seconds
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[3] DEBUG: HOST COMPLETE: About to Exit Host Polling Thread Function
12/24/2015 09:14:17 AM - SPINE: Poller[0] DEBUG: The Value of Active Threads is 1
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[2] DS[1568] SNMP: v2: 10.223.87.25, dsname: traffic_in, oid: .1.3.6.1.2.1.2.2.1.10.56, value: 3606317568
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[2] DS[1568] SNMP: v2: 10.223.87.25, dsname: traffic_out, oid: .1.3.6.1.2.1.2.2.1.16.56, value: 805330078
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[2] DS[1569] SNMP: v2: 10.223.87.25, dsname: traffic_in, oid: .1.3.6.1.2.1.2.2.1.10.3, value: 1132830
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[2] DS[1569] SNMP: v2: 10.223.87.25, dsname: traffic_out, oid: .1.3.6.1.2.1.2.2.1.16.3, value: 176163952
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[2] Total Time:   1.3 Seconds
12/24/2015 09:14:17 AM - SPINE: Poller[0] Host[48] TH[2] DEBUG: HOST COMPLETE: About to Exit Host Polling Thread Function
12/24/2015 09:14:17 AM - SPINE: Poller[0] DEBUG: The Value of Active Threads is 0
12/24/2015 09:14:17 AM - SPINE: Poller[0] DEBUG: Thread Cleanup Complete
12/24/2015 09:14:17 AM - SPINE: Poller[0] DEBUG: PHP Script Server Pipes Closed
12/24/2015 09:14:17 AM - SPINE: Poller[0] DEBUG: Allocated Variable Memory Freed
12/24/2015 09:14:17 AM - SPINE: Poller[0] DEBUG: MYSQL Free & Close Completed
12/24/2015 09:14:17 AM - SPINE: Poller[0] DEBUG: Net-SNMP Close Completed
12/24/2015 09:14:17 AM - SPINE: Poller[0] Time: 1.3005 s, Threads: 15, Hosts: 2

what should i do next?
i have work on it for days..

thanks