question Re: hbase rest state scanner sometime can not get result in Archives of Support Questions (Read Only)

hbase rest state scanner sometime can not get result

kanghua — Fri, 19 Feb 2016 22:55:48 GMT

I do : curl -v -H "Content-Type: text/xml" -d '<Scanner batch="1"/>' http://10.148.10.2:9090/device_day_metric_kt/scanner

and get result with scannerid !

Sometime can get result, however most time can not get result ! why ? what's wrong ?

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[root@basic.internal.hadoop.10-148-10-80 KHTEST]# curl -v -H "Content-Type: text/xml" -d '<Scanner batch="1"/>'  http://10.148.10.2:9090/device_day_metric_kt/scanner
* About to connect() to 10.148.10.2 port 9090 (#0)
*   Trying 10.148.10.2... connected
* Connected to 10.148.10.2 (10.148.10.2) port 9090 (#0)
> POST /device_day_metric_kt/scanner HTTP/1.1
> User-Agent: curl/7.19.7 (x86_64-redhat-linux-gnu) libcurl/7.19.7 NSS/3.19.1 Basic ECC zlib/1.2.3 libidn/1.18 libssh2/1.4.2
> Host: 10.148.10.2:9090
> Accept: */*
> Content-Type: text/xml
> Content-Length: 20
> 
< HTTP/1.1 201 Created
< Location: http://10.148.10.2:9090/device_day_metric_kt/scanner/145589362659469f85bc0
< Content-Length: 0
< 
* Connection #0 to host 10.148.10.2 left intact
* Closing connection #0
[root@basic.internal.hadoop.10-148-10-80 KHTEST]# curl -v -H "Content-Type: text/xml" http://10.148.10.2:9090/device_day_metric_kt/scanner/145589362659469f85bc0
* About to connect() to 10.148.10.2 port 9090 (#0)
*   Trying 10.148.10.2... connected
* Connected to 10.148.10.2 (10.148.10.2) port 9090 (#0)
> GET /device_day_metric_kt/scanner/145589362659469f85bc0 HTTP/1.1
> User-Agent: curl/7.19.7 (x86_64-redhat-linux-gnu) libcurl/7.19.7 NSS/3.19.1 Basic ECC zlib/1.2.3 libidn/1.18 libssh2/1.4.2
> Host: 10.148.10.2:9090
> Accept: */*
> Content-Type: text/xml
> 
< HTTP/1.1 200 OK
< Content-Length: 3
< Cache-Control: no-cache
< X-Row: LTExNzI4MTI0MDI5NjE4MjAxNjAxMDQ=
< X-Column: ZW52OmVudl9jaXR5X2NvZGU=
< X-Timestamp: 1454044118503
< Content-Type: application/octet-stream
< 
* Connection #0 to host 10.148.10.2 left intact
* Closing connection #0