From: | hvjunk <hvjunk(at)gmail(dot)com> |
---|---|
To: | pgsql-general(at)postgresql(dot)org |
Subject: | pg_top error reporting? |
Date: | 2018-12-13 12:23:46 |
Message-ID: | C6A56F66-1052-42A5-B7D2-72FA6A047B32@gmail.com |
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Thread: | |
Lists: | pgsql-general |
Good day,
I’m running into a problem with pg_top inside a LXC container (unprivileged on ProxMox).
1) Seems the pgtop “foundry” directory isn’t working?
http://ptop.projects.pgfoundry.org/
Forbidden
You don't have permission to access / on this server.
2) The error is a segmentation fault, looking at strace and ltrace we see the permission and array check error:
strace:
=======
open("5401/io", O_RDONLY) = 4
read(4, 0x7ffd4c67c360, 4095) = -1 EACCES (Permission denied)
close(4) = 0
--- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x2} ---
+++ killed by SIGSEGV +++
Segmentation fault
ltrace:
=======
[pid 25433] open("5401/io", 0, 07332762347) = 4
[pid 25433] read(4 <no return ...>
error: maximum array length seems negative
, "5401/io", 4095) = -1
[pid 25433] close(4) = 0
[pid 25433] strchr("5401/io", ':') = nil
[pid 25433] strchr("\002\003\004\005\006\a\b\t\n\v\f\r\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037 !"..., '\n' <no return ...>
[pid 25433] --- SIGSEGV (Segmentation fault) ---
[pid 25433] +++ killed by SIGSEGV +++
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