From: | tfinneid(at)student(dot)matnat(dot)uio(dot)no |
---|---|
To: | "Gregory Stark" <stark(at)enterprisedb(dot)com> |
Cc: | tfinneid(at)student(dot)matnat(dot)uio(dot)no, pgsql-general(at)postgresql(dot)org |
Subject: | Re: select count() out of memory |
Date: | 2007-10-25 11:07:55 |
Message-ID: | 42662.134.32.140.234.1193310475.squirrel@webmail.uio.no |
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Thread: | |
Lists: | pgsql-general |
Hi
I have tried to answer to the best of my knowledge but its running on
Soalris 10, and I am not that familiar with solaris ( Go Linux!!! :)
> any more memory. Either you have a very low memory ulimit (look at ulimit
> -a
> in the same session as Postgres) or your machine is really low on memory.
> Perhaps you have shared_buffers set very high or some other program is
> using
> all your available memory (and swap)?
>
the machine has 32GB RAM, I dont know how much swap it has, but I do know
the disk system is a disk cluster with 16x450GB disks, it probably has a
local disk as well but I dont know how big it is.
-bash-3.00$ ulimit -a
core file size (blocks, -c) unlimited
data seg size (kbytes, -d) unlimited
file size (blocks, -f) unlimited
open files (-n) 256
pipe size (512 bytes, -p) 10
stack size (kbytes, -s) 10240
cpu time (seconds, -t) unlimited
max user processes (-u) 16357
virtual memory (kbytes, -v) unlimited
this is my config
checkpoint_segments = 96
effective_cache_size = 128000
shared_buffers = 430000
max_fsm_pages = 208000
max_fsm_relations = 10000
max_connections = 1000
autovacuum = off # enable autovacuum subprocess?
fsync = on # turns forced synchronization on
or off
#full_page_writes = on # recover from partial page writes
wal_sync_method = fdatasync
wal_buffers = 256
commit_delay = 5
#commit_siblings = 5 # range 1-1000
> Also, what version of Postgres is this?
Apparently its 8.1.8, I thought it was 8.2
> are a dump of Postgres's current memory allocations and could be useful in
> showing if there's a memory leak causing this.
The file is 20M, these are the last lines: (the first line continues
unttill ff_26000)
idx_attributes_g1_seq_1_ff_4_value7: 1024 total in 1 blocks; 392 free (0
chunks); 632 used
idx_attributes_g1_seq_1_ff_4_value2: 1024 total in 1 blocks; 392 free (0
chunks); 632 used
idx_attributes_g1_seq_1_ff_4_value1: 1024 total in 1 blocks; 392 free (0
chunks); 632 used
idx_attributes_g1_seq_1_ff_4_trace_id: 1024 total in 1 blocks; 392 free (0
chunks); 632 used
idx_attributes_g1_seq_1_ff_3_value7: 1024 total in 1 blocks; 392 free (0
chunks); 632 used
idx_attributes_g1_seq_1_ff_3_value2: 1024 total in 1 blocks; 392 free (0
chunks); 632 used
idx_attributes_g1_seq_1_ff_3_value1: 1024 total in 1 blocks; 392 free (0
chunks); 632 used
idx_attributes_g1_seq_1_ff_3_trace_id: 1024 total in 1 blocks; 392 free (0
chunks); 632 used
idx_attributes_g1_seq_1_ff_2_value7: 1024 total in 1 blocks; 392 free (0
chunks); 632 used
idx_attributes_g1_seq_1_ff_2_value2: 1024 total in 1 blocks; 392 free (0
chunks); 632 used
idx_attributes_g1_seq_1_ff_2_value1: 1024 total in 1 blocks; 392 free (0
chunks); 632 used
idx_attributes_g1_seq_1_ff_2_trace_id: 1024 total in 1 blocks; 392 free (0
chunks); 632 used
idx_attributes_g1_seq_1_ff_1_value7: 1024 total in 1 blocks; 392 free (0
chunks); 632 used
idx_attributes_g1_seq_1_ff_1_value2: 1024 total in 1 blocks; 392 free (0
chunks); 632 used
idx_attributes_g1_seq_1_ff_1_value1: 1024 total in 1 blocks; 392 free (0
chunks); 632 used
idx_attributes_g1_seq_1_ff_1_trace_id: 1024 total in 1 blocks; 392 free (0
chunks); 632 used
pg_index_indrelid_index: 1024 total in 1 blocks; 392 free (0 chunks); 632
used
pg_namespace_oid_index: 1024 total in 1 blocks; 392 free (0 chunks); 632 used
pg_statistic_relid_att_index: 1024 total in 1 blocks; 328 free (0 chunks);
696 used
pg_type_oid_index: 1024 total in 1 blocks; 392 free (0 chunks); 632 used
pg_aggregate_fnoid_index: 1024 total in 1 blocks; 392 free (0 chunks); 632
used
pg_proc_oid_index: 1024 total in 1 blocks; 392 free (0 chunks); 632 used
pg_type_typname_nsp_index: 1024 total in 1 blocks; 328 free (0 chunks);
696 used
pg_proc_proname_args_nsp_index: 1024 total in 1 blocks; 256 free (0
chunks); 768 used
pg_class_relname_nsp_index: 1024 total in 1 blocks; 328 free (0 chunks);
696 used
pg_namespace_nspname_index: 1024 total in 1 blocks; 392 free (0 chunks);
632 used
pg_authid_oid_index: 1024 total in 1 blocks; 392 free (0 chunks); 632 used
pg_trigger_tgrelid_tgname_index: 1024 total in 1 blocks; 328 free (0
chunks); 696 used
pg_operator_oid_index: 1024 total in 1 blocks; 392 free (0 chunks); 632 used
pg_index_indexrelid_index: 1024 total in 1 blocks; 392 free (0 chunks);
632 used
pg_class_oid_index: 1024 total in 1 blocks; 392 free (0 chunks); 632 used
pg_attribute_relid_attnum_index: 1024 total in 1 blocks; 328 free (0
chunks); 696 used
pg_amproc_opc_proc_index: 1024 total in 1 blocks; 256 free (0 chunks); 768
used
pg_amop_opc_strat_index: 1024 total in 1 blocks; 256 free (0 chunks); 768
used
MdSmgr: 4186112 total in 9 blocks; 911096 free (4 chunks); 3275016 used
LockTable (locallock hash): 2088960 total in 8 blocks; 418784 free (25
chunks); 1670176 used
Timezones: 47592 total in 2 blocks; 5968 free (0 chunks); 41624 used
ErrorContext: 8192 total in 1 blocks; 8176 free (0 chunks); 16 used
ERROR: out of memory
DETAIL: Failed on request of size 130.
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