[fb] Reading parquet file is very slow

When going through filebrowser link go to /user/hive/warehouse/customers, Once clicked on "customers" link, in the backend HUE django process spins forever. (see screen shot attached) for the link. Once "customers" link is clicked check the django logs and you will see similar django log lines.

[15/Jul/2016 13:09:13 -0700] connectionpool DEBUG "GET /webhdfs/v1/user/hive/warehouse/customers/customers?op=OPEN&doas=admin&user.name=hue&namenoderpcaddress=ranade-test-1-4.vpc.cloudera.com:8020&length=1&offset=13835 HTTP/1.1" 200 1
[15/Jul/2016 13:09:13 -0700] resource DEBUG GET Got response: %
[15/Jul/2016 13:09:13 -0700] connectionpool DEBUG "GET /webhdfs/v1/user/hive/warehouse/customers/customers?length=1&op=OPEN&user.name=hue&offset=13836&doas=admin HTTP/1.1" 307 0
[15/Jul/2016 13:09:13 -0700] connectionpool INFO Resetting dropped connection: ranade-test-1-1.vpc.cloudera.com
[15/Jul/2016 13:09:13 -0700] connectionpool DEBUG "GET /webhdfs/v1/user/hive/warehouse/customers/customers?op=OPEN&doas=admin&user.name=hue&namenoderpcaddress=ranade-test-1-4.vpc.cloudera.com:8020&length=1&offset=13836 HTTP/1.1" 200 1
[15/Jul/2016 13:09:13 -0700] resource DEBUG GET Got response:
[15/Jul/2016 13:09:13 -0700] connectionpool DEBUG "GET /webhdfs/v1/user/hive/warehouse/customers/customers?length=1&op=OPEN&user.name=hue&offset=13837&doas=admin HTTP/1.1" 307 0
[15/Jul/2016 13:09:13 -0700] connectionpool INFO Resetting dropped connection: ranade-test-1-1.vpc.cloudera.com
[15/Jul/2016 13:09:13 -0700] connectionpool DEBUG "GET /webhdfs/v1/user/hive/warehouse/customers/customers?op=OPEN&doas=admin&user.name=hue&namenoderpcaddress=ranade-test-1-4.vpc.cloudera.com:8020&length=1&offset=13837 HTTP/1.1" 200 1
[15/Jul/2016 13:09:13 -0700] resource DEBUG GET Got response:
[15/Jul/2016 13:09:13 -0700] connectionpool DEBUG "GET /webhdfs/v1/user/hive/warehouse/customers/customers?length=1&op=OPEN&user.name=hue&offset=13838&doas=admin HTTP/1.1" 307 0
[15/Jul/2016 13:09:13 -0700] connectionpool INFO Resetting dropped connection: ranade-test-1-3.vpc.cloudera.com
[15/Jul/2016 13:09:13 -0700] connectionpool DEBUG "GET /webhdfs/v1/user/hive/warehouse/customers/customers?op=OPEN&doas=admin&user.name=hue&namenoderpcaddress=ranade-test-1-4.vpc.cloudera.com:8020&length=1&offset=13838 HTTP/1.1" 200 1
[15/Jul/2016 13:09:13 -0700] resource DEBUG GET Got response:
[15/Jul/2016 13:09:13 -0700] connectionpool DEBUG "GET /webhdfs/v1/user/hive/warehouse/customers/customers?length=8&op=OPEN&user.name=hue&offset=13839&doas=admin HTTP/1.1" 307 0
[15/Jul/2016 13:09:13 -0700] connectionpool INFO Resetting dropped connection: ranade-test-1-2.vpc.cloudera.com
[15/Jul/2016 13:09:14 -0700] connectionpool DEBUG "GET /webhdfs/v1/user/hive/warehouse/customers/customers?op=OPEN&doas=admin&user.name=hue&namenoderpcaddress=ranade-test-1-4.vpc.cloudera.com:8020&length=8&offset=13839 HTTP/1.1" 200 8
[15/Jul/2016 13:09:14 -0700] resource DEBUG GET Got response: street_1
[15/Jul/2016 13:09:14 -0700] connectionpool DEBUG "GET /webhdfs/v1/user/hive/warehouse/customers/customers?length=1&op=OPEN&user.name=hue&offset=13847&doas=admin HTTP/1.1" 307 0
[15/Jul/2016 13:09:14 -0700] connectionpool INFO Resetting dropped connection: ranade-test-1-3.vpc.cloudera.com
[15/Jul/2016 13:09:14 -0700] connectionpool DEBUG "GET /webhdfs/v1/user/hive/warehouse/customers/customers?op=OPEN&doas=admin&user.name=hue&namenoderpcaddress=ranade-test-1-4.vpc.cloudera.com:8020&length=1&offset=13847 HTTP/1.1" 200 1
[15/Jul/2016 13:09:14 -0700] resource DEBUG GET Got response: %
[15/Jul/2016 13:09:14 -0700] connectionpool DEBUG "GET /webhdfs/v1/user/hive/warehouse/customers/customers?length=1&op=OPEN&user.name=hue&offset=13848&doas=admin HTTP/1.1" 307 0
[15/Jul/2016 13:09:14 -0700] connectionpool INFO Resetting dropped connection: ranade-test-1-1.vpc.cloudera.com