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Posted to issues@trafficserver.apache.org by "Leif Hedstrom (JIRA)" <ji...@apache.org> on 2011/01/10 03:24:45 UTC
[jira] Updated: (TS-598) when using IP address in target OS map,
the DNS lookup looks awful
[ https://issues.apache.org/jira/browse/TS-598?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Leif Hedstrom updated TS-598:
-----------------------------
Fix Version/s: 2.1.6
> when using IP address in target OS map, the DNS lookup looks awful
> ------------------------------------------------------------------
>
> Key: TS-598
> URL: https://issues.apache.org/jira/browse/TS-598
> Project: Traffic Server
> Issue Type: Improvement
> Components: DNS, HTTP
> Affects Versions: 2.1.4
> Reporter: Zhao Yongming
> Fix For: 2.1.6
>
>
> the synthetic request make hostdb probes twice as it take 127.0.0.1 as hostname in the first probe:
> [Dec 19 00:42:24.656] Server {47412680705808} DEBUG: (hostdb) probe 127.0.0.1 F9D5E018CA21DEE0 1 [ignore_timeout = 0]
> [Dec 19 00:42:24.656] Server {47412680705808} DEBUG: (hostdb) stale 728 1292689815 2097151, using it and refreshing it
> [Dec 19 00:42:24.656] Server {47412680705808} DEBUG: (hostdb) immediate answer for 127.0.0.1
> [Dec 19 00:42:24.656] Server {47412680705808} DEBUG: (hostdb) probe (null) AA30DE0F80A82135 1 [ignore_timeout = 0]
> [Dec 19 00:42:24.656] Server {47412680705808} DEBUG: (hostdb) immediate answer for <addr>
> [Dec 19 00:42:24.656] Server {47412680705808} DEBUG: (hostdb) hostname = localhost
> when using IP host as OS in remap, the dns lookup looks awful:
> [Dec 19 00:42:34.662] Server {47412681758480} DEBUG: (hostdb) probe 127.0.0.1 F9D5E018CA21DEE0 1 [ignore_timeout = 0]
> [Dec 19 00:42:34.662] Server {47412681758480} DEBUG: (hostdb) immediate answer for 127.0.0.1
> [Dec 19 00:42:34.662] Server {47412681758480} DEBUG: (hostdb) probe (null) AA30DE0F80A82135 1 [ignore_timeout = 0]
> [Dec 19 00:42:34.662] Server {47412681758480} DEBUG: (hostdb) immediate answer for <addr>
> [Dec 19 00:42:34.662] Server {47412681758480} DEBUG: (hostdb) hostname = localhost
> [Dec 19 00:42:36.294] Server {47412671220544} DEBUG: (hostdb) probe 115.238.23.250 247FD52B368AF112 0 [ignore_timeout = 0]
> [Dec 19 00:42:36.294] Server {47412671220544} DEBUG: (hostdb) delaying force 0 answer for 115.238.23.250 [timeout 0]
> [Dec 19 00:42:36.310] Server {47412671220544} DEBUG: (hostdb) probe 115.238.23.250 247FD52B368AF112 0 [ignore_timeout = 0]
> [Dec 19 00:42:36.310] Server {47412671220544} DEBUG: (hostdb) DNS 115.238.23.250
> [Dec 19 00:42:36.310] Server {47412671220544} DEBUG: (hostdb_insert) inserting in bucket 620
> [Dec 19 00:42:36.310] Server {47412671220544} DEBUG: (hostdb) inserting for: 115.238.23.250: (md5: 247FD52B368AF112) now: 1292690555 timeout: 2097151 ttl: 2097151
> [Dec 19 00:42:36.310] Server {47412671220544} DEBUG: (hostdb) done 115.238.23.250 TTL 2097151
> [Dec 19 00:42:36.310] Server {47412671220544} DEBUG: (hostdb) probe (null) 3566BAF8CDEE083D 0 [ignore_timeout = 0]
> [Dec 19 00:42:36.310] Server {47412671220544} DEBUG: (hostdb) delaying force 0 answer for (null)
> [Dec 19 00:42:36.310] Server {47412671220544} DEBUG: (hostdb) probe 3566BAF8CDEE083D 0 [ignore_timeout = 0]
> [Dec 19 00:42:36.310] Server {47412671220544} DEBUG: (hostdb) DNS IP 115.238.23.250
> [Dec 19 00:42:36.310] Server {47412671220544} DEBUG: (dns) received query s�� type = 12, timeout = 0
> [Dec 19 00:42:36.312] Server {47412671220544} DEBUG: (dns) enqueing query 250.23.238.115.in-addr.arpa
> [Dec 19 00:42:36.312] Server {47412671220544} DEBUG: (dns) adding first to collapsing queue
> [Dec 19 00:42:36.312] Server {47412671220544} DEBUG: (dns) send query for 250.23.238.115.in-addr.arpa to fd 33
> [Dec 19 00:42:36.312] Server {47412671220544} DEBUG: (dns) sent qname = 250.23.238.115.in-addr.arpa, id = 21309, nameserver = 0
> [Dec 19 00:42:36.312] Server {47412671220544} DEBUG: (dns) sent_one: failover_number for resolver 0 is 1
> [Dec 19 00:42:36.350] Server {47412671220544} DEBUG: (dns) received packet size = 103
> [Dec 19 00:42:36.350] Server {47412671220544} DEBUG: (dns) primary DNS response code = 3
> [Dec 19 00:42:36.350] Server {47412671220544} DEBUG: (dns) received rcode = 3
> [Dec 19 00:42:36.350] Server {47412671220544} DEBUG: (dns) DNS error 3 for [250.23.238.115.in-addr.arpa]
> [Dec 19 00:42:36.350] Server {47412671220544} DEBUG: (dns) domain extending 250.23.238.115.in-addr.arpa
> [Dec 19 00:42:36.350] Server {47412671220544} DEBUG: (dns) new name = . retries = 5
> [Dec 19 00:42:36.350] Server {47412671220544} DEBUG: (dns) send query for . to fd 33
> [Dec 19 00:42:36.350] Server {47412671220544} DEBUG: (dns) sent qname = ., id = 30807, nameserver = 0
> [Dec 19 00:42:36.350] Server {47412671220544} DEBUG: (dns) sent_one: failover_number for resolver 0 is 1
> [Dec 19 00:42:36.701] Server {47412671220544} DEBUG: (dns) received packet size = 92
> [Dec 19 00:42:36.701] Server {47412671220544} DEBUG: (dns) primary DNS response code = 0
> [Dec 19 00:42:36.701] Server {47412671220544} DEBUG: (dns) received rcode = 0
> [Dec 19 00:42:36.701] Server {47412671220544} DEBUG: (dns) DNS error 0 for [.]
> [Dec 19 00:42:36.701] Server {47412671220544} DEBUG: (dns) FAIL result for . = <not found> retry 0
> [Dec 19 00:42:36.701] Server {47412671220544} DEBUG: (dns) called back continuation for .
> [Dec 19 00:42:36.701] Server {47412671220544} DEBUG: (hostdb) probe 3566BAF8CDEE083D 0 [ignore_timeout = 1]
> [Dec 19 00:42:36.701] Server {47412671220544} DEBUG: (hostdb) failed for 115.238.23.250
> [Dec 19 00:42:36.701] Server {47412671220544} DEBUG: (hostdb_insert) inserting in bucket 2221
> [Dec 19 00:42:36.701] Server {47412671220544} DEBUG: (hostdb) inserting for: : (md5: 3566BAF8CDEE083D) now: 1292690555 timeout: 0 ttl: 0
> [Dec 19 00:42:36.759] Server {47412671220544} DEBUG: (hostdb) probe 115.238.23.250 247FD52B368AF112 1 [ignore_timeout = 0]
> [Dec 19 00:42:36.759] Server {47412671220544} DEBUG: (hostdb) immediate setby for 115.238.23.250
> [Dec 19 00:42:44.664] Server {47412679653136} DEBUG: (hostdb) probe 127.0.0.1 F9D5E018CA21DEE0 1 [ignore_timeout = 0]
> [Dec 19 00:42:44.664] Server {47412679653136} DEBUG: (hostdb) immediate answer for 127.0.0.1
> [Dec 19 00:42:44.665] Server {47412679653136} DEBUG: (hostdb) probe (null) AA30DE0F80A82135 1 [ignore_timeout = 0]
> [Dec 19 00:42:44.665] Server {47412679653136} DEBUG: (hostdb) immediate answer for <addr>
> [Dec 19 00:42:44.665] Server {47412679653136} DEBUG: (hostdb) hostname = localhost
> we should fix it in http or hostdb
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