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Posted to issues@hawq.apache.org by "Ruilong Huo (JIRA)" <ji...@apache.org> on 2017/02/27 02:10:45 UTC
[jira] [Closed] (HAWQ-1345) Cannot connect to PSQL: FATAL: could
not count blocks of relation 1663/16508/1249: Not a directory
[ https://issues.apache.org/jira/browse/HAWQ-1345?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ruilong Huo closed HAWQ-1345.
-----------------------------
> Cannot connect to PSQL: FATAL: could not count blocks of relation 1663/16508/1249: Not a directory
> --------------------------------------------------------------------------------------------------
>
> Key: HAWQ-1345
> URL: https://issues.apache.org/jira/browse/HAWQ-1345
> Project: Apache HAWQ
> Issue Type: Bug
> Components: Catalog
> Affects Versions: 2.0.0.0-incubating
> Reporter: Amy
> Assignee: Ming LI
> Fix For: backlog
>
>
> Unable to connect to psql for current database.
> We can access psql for template1 database but for current database we are getting the following error:
> {code}
> #psql
> psql: FATAL: could not count blocks of relation 1663/16508/1249: Not a directory
> {code}
> When trying to failover to Standby and starting HAWQ Master we get the following error again:
> {code}
> 2017-02-17 02:12:50.119207 PST,,,p22482,th-1681897184,,,,0,,,seg-10000,,,,,"DEBUG1","00000","opening ""pg_xlog/00000001000000050000001D"" for readin
> g (log 5, seg 29)",,,,,,,0,,"xlog.c",3162,
> 2017-02-17 02:12:50.176450 PST,,,p22482,th-1681897184,,,,0,,,seg-10000,,,,,"FATAL","42809","could not count blocks of relation 1663/16508/1249: Not
> a directory",,,,,"xlog redo insert: rel 1663/16508/1249; tid 32682/85
> REDO PASS 3 @ 5/7669B838; LSN 5/7669E480: prev 5/76694C98; xid 825193; bkpb1: Heap - insert: rel 1663/16508/1249; tid 32682/85",,0,,"smgr.c",1146,"
> Stack trace:
> 1 0x8c5628 postgres errstart + 0x288
> 2 0x7ddfbc postgres smgrnblocks + 0x3c
> 3 0x4fbdf8 postgres XLogReadBuffer + 0x18
> 4 0x4ea2c9 postgres <symbol not found> + 0x4ea2c9
> 5 0x4eaf47 postgres <symbol not found> + 0x4eaf47
> 6 0x4f8af3 postgres StartupXLOG_Pass3 + 0x153
> 7 0x4fb277 postgres StartupProcessMain + 0x187
> 8 0x557cd8 postgres AuxiliaryProcessMain + 0x478
> 9 0x793c40 postgres <symbol not found> + 0x793c40
> 10 0x798901 postgres <symbol not found> + 0x798901
> 11 0x79a8c9 postgres PostmasterMain + 0x759
> 12 0x4a4039 postgres main + 0x519
> 13 0x7f3b979e1d5d libc.so.6 __libc_start_main + 0xfd
> 14 0x4a40b9 postgres <symbol not found> + 0x4a40b9
> "
> {code}
> On both Master and Standby, we can see that pg_attribute for current database, file 1663/16508/1249 has reached 1GB in size:
> {code}
> [gpadmin@master]$pwd
> /data/hawq/master
> [gpadmin@master master]$ cd base
> [gpadmin@master base]$ ls
> 1 16386 16387 16508
> [gpadmin@master base]$ cd 16508
> [gpadmin@master 16508]$ ls -thrl 1249
> -rw------- 1 gpadmin gpadmin 1.0G Feb 16 18:24 1249
> {code}
> From strace we were able to find the following:
> {code}
> [gpadmin@master master]$ strace /usr/local/hawq/bin/postgres --single -P -O -p 5432 -D $MASTER_DATA_DIRECTORY -c gp_session_role=utility currentdatabase <<EOF
> select version();
> EOF
> (...)
> open("base/16508/pg_internal.init", O_RDONLY) = -1 ENOENT (No such file or directory)
> open("base/16508/1259", O_RDWR) = 6
> lseek(6, 0, SEEK_END) = 188645376
> lseek(6, 0, SEEK_SET) = 0
> read(6, "\0\0\0\0\340\5\327\1\1\0\1\0\f\3@\3\0\200\4\2008\263P\1`\262\252\1\270\261P\1"..., 32768) = 32768
> open("base/16508/1249", O_RDWR) = 8
> lseek(8, 0, SEEK_END) = 1073741824
> open("base/16508/1249/1", O_RDWR) = -1 ENOTDIR (Not a directory)
> open("base/16508/1249/1", O_RDWR|O_CREAT, 0600) = -1 ENOTDIR (Not a directory)
> futex(0x7ff80e53f620, FUTEX_WAKE_PRIVATE, 2147483647) = 0
> futex(0x7ff80e756af0, FUTEX_WAKE_PRIVATE, 2147483647) = 0
> open("/usr/share/locale/locale.alias", O_RDONLY) = 10
> fstat(10, {st_mode=S_IFREG|0644, st_size=2512, ...}) = 0
> {code}
> We see HAWQ is treating pg_attribute as a directory while it is a file.
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