Re: Fwd: Core dump with nested CREATE TEMP TABLE - Mailing list pgsql-hackers
| From | Jim Nasby |
|---|---|
| Subject | Re: Fwd: Core dump with nested CREATE TEMP TABLE |
| Date | |
| Msg-id | 55EA8EA5.4040606@BlueTreble.com Whole thread Raw |
| In response to | Re: Fwd: Core dump with nested CREATE TEMP TABLE (Tom Lane <tgl@sss.pgh.pa.us>) |
| Responses |
Re: Fwd: Core dump with nested CREATE TEMP TABLE
|
| List | pgsql-hackers |
On 9/4/15 12:41 PM, Tom Lane wrote: > I wrote: >>> After review of all the callers of RelationClearRelation, it seems like >>> most of them already have sufficient guards to prevent triggering of the >>> Assert. The ones that lack such tests are AtEOXact_cleanup and >>> AtEOSubXact_cleanup. So what I'm now thinking is that those should do >>> something along the lines of > >> Specifically, this, which can be shown to mitigate the results of the >> problem cases in an otherwise-unpatched build. > > And pushed. I noticed that while the relcache.c fix mitigates the error > pretty well in 9.3 and up, in the older branches you still end up with > a PANIC due to error stack overflow. This may indicate that there's > some patch we'd have been better off back-porting. However, with the > Portal changes in place the test cases work in all branches, so I'm > not excited enough to pursue the point further myself. I was about to test this and was verifying that the crash still worked when I noticed this in the logs (9.4.1, not HEAD). Not sure if there's any realion here or not... WARNING: relation "pg_proc" page 121 is uninitialized --- fixing WARNING: relation "pg_proc" page 122 is uninitialized --- fixing WARNING: relation "pg_proc" page 123 is uninitialized --- fixing WARNING: relation "pg_proc" page 124 is uninitialized --- fixing WARNING: relation "pg_proc" page 125 is uninitialized --- fixing WARNING: relation "pg_proc" page 126 is uninitialized --- fixing WARNING: relation "pg_proc" page 127 is uninitialized --- fixing WARNING: relation "pg_proc" page 128 is uninitialized --- fixing WARNING: relation "pg_proc" page 129 is uninitialized --- fixing WARNING: relation "pg_proc" page 130 is uninitialized --- fixing WARNING: relation "pg_proc" page 131 is uninitialized --- fixing WARNING: relation "pg_proc" page 132 is uninitialized --- fixing WARNING: relation "pg_proc" page 133 is uninitialized --- fixing WARNING: relation "pg_proc" page 134 is uninitialized --- fixing WARNING: relation "pg_proc" page 135 is uninitialized --- fixing WARNING: relation "pg_proc" page 136 is uninitialized --- fixing WARNING: relation "pg_proc" page 137 is uninitialized --- fixing WARNING: relation "pg_proc" page 138 is uninitialized --- fixing WARNING: relation "pg_proc" page 139 is uninitialized --- fixing WARNING: relation "pg_proc" page 140 is uninitialized --- fixing WARNING: relation "pg_proc" page 141 is uninitialized --- fixing WARNING: relation "pg_proc" page 142 is uninitialized --- fixing WARNING: relation "pg_proc" page 143 is uninitialized --- fixing WARNING: relation "pg_proc" page 144 is uninitialized --- fixing WARNING: relation "pg_proc" page 145 is uninitialized --- fixing WARNING: relation "pg_proc" page 146 is uninitialized --- fixing WARNING: relation "pg_proc" page 147 is uninitialized --- fixing WARNING: relation "pg_proc" page 148 is uninitialized --- fixing WARNING: relation "pg_proc" page 149 is uninitialized --- fixing WARNING: relation "pg_proc" page 150 is uninitialized --- fixing WARNING: relation "pg_proc" page 151 is uninitialized --- fixing WARNING: relation "pg_proc" page 152 is uninitialized --- fixing WARNING: relation "pg_proc" page 153 is uninitialized --- fixing WARNING: relation "pg_proc" page 154 is uninitialized --- fixing WARNING: relation "pg_proc" page 155 is uninitialized --- fixing WARNING: relation "pg_proc" page 156 is uninitialized --- fixing WARNING: relation "pg_proc" page 157 is uninitialized --- fixing WARNING: relation "pg_proc" page 158 is uninitialized --- fixing WARNING: relation "pg_proc" page 159 is uninitialized --- fixing WARNING: relation "pg_proc" page 160 is uninitialized --- fixing WARNING: relation "pg_proc" page 161 is uninitialized --- fixing WARNING: relation "pg_proc" page 162 is uninitialized --- fixing WARNING: relation "pg_proc" page 246 is uninitialized --- fixing WARNING: relation "pg_depend" page 82 is uninitialized --- fixing WARNING: relation "pg_depend" page 83 is uninitialized --- fixing WARNING: relation "pg_depend" page 84 is uninitialized --- fixing WARNING: relation "pg_depend" page 85 is uninitialized --- fixing WARNING: relation "pg_depend" page 86 is uninitialized --- fixing WARNING: relation "pg_depend" page 87 is uninitialized --- fixing WARNING: relation "pg_depend" page 88 is uninitialized --- fixing WARNING: relation "pg_depend" page 89 is uninitialized --- fixing WARNING: relation "pg_depend" page 90 is uninitialized --- fixing WARNING: relation "pg_depend" page 91 is uninitialized --- fixing WARNING: relation "pg_depend" page 92 is uninitialized --- fixing WARNING: relation "pg_depend" page 93 is uninitialized --- fixing WARNING: relation "pg_depend" page 94 is uninitialized --- fixing WARNING: relation "pg_depend" page 95 is uninitialized --- fixing WARNING: relation "pg_depend" page 96 is uninitialized --- fixing WARNING: relation "pg_depend" page 112 is uninitialized --- fixing WARNING: relation "pg_depend" page 128 is uninitialized --- fixing -- Jim Nasby, Data Architect, Blue Treble Consulting, Austin TX Experts in Analytics, Data Architecture and PostgreSQL Data in Trouble? 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