Re: Why Not MySQL?
От | Mitch Vincent |
---|---|
Тема | Re: Why Not MySQL? |
Дата | |
Msg-id | 054801bfb53e$5843c760$4100000a@venux.net обсуждение исходный текст |
Ответ на | Re: Why Not MySQL? (Bruce Momjian <pgman@candle.pha.pa.us>) |
Ответы |
Re: Why Not MySQL?
Re: Why Not MySQL? system usage stats (Was: Re: Why Not MySQL? ) |
Список | pgsql-hackers |
> So, may I have the envelope please? What's the timings? 6.5.3: StartTransactionCommand query: select * from applicants as a,applicants_states as s where a.firstname ~* '^mitch' and s.rstate='AL' and s.app_id=a.app_id limit 10 offset 0; ProcessQuery ! system usage stats: ! 0.436792 elapsed 0.275139 user 0.157033 system sec ! [0.283135 user 0.173026 sys total] ! 0/0 [0/0] filesystem blocks in/out ! 0/149 [0/332] page faults/reclaims, 0 [0] swaps ! 0 [0] signals rcvd, 0/0 [2/2] messages rcvd/sent ! 0/8 [2/9] voluntary/involuntary context switches ! postgres usage stats: ! Shared blocks: 1403 read, 0 written, buffer hit rate = 51.22% ! Local blocks: 0 read, 0 written, buffer hit rate = 0.00% ! Direct blocks: 0 read, 0 written CommitTransactionCommand proc_exit(0) [#0] shmem_exit(0) [#0] exit(0) ______________________________________________________________________ 7.0 : StartTransactionCommand query: select * from applicants as a,applicants_states as s where a.firstname ~* '^mitch' and s.rstate='AL' and s.app_id=a.app_id limit 10 offset 0; ProcessQuery ! system usage stats: ! 1.461997 elapsed 1.224377 user 0.234618 system sec ! [1.238219 user 0.255382 sys total] ! 0/12 [0/12] filesystem blocks in/out ! 0/60 [0/318] page faults/reclaims, 0 [0] swaps ! 0 [0] signals rcvd, 0/0 [2/2] messages rcvd/sent ! 0/22 [1/24] voluntary/involuntary context switches ! postgres usage stats: ! Shared blocks: 2713 read, 0 written, buffer hit rate = 25.34% ! Local blocks: 0 read, 0 written, buffer hit rate = 0.00% ! Direct blocks: 0 read, 0 written CommitTransactionCommand proc_exit(0) shmem_exit(0) exit(0) /usr/local/pgsql/bin/postmaster: reaping dead processes... /usr/local/pgsql/bin/postmaster: CleanupProc: pid 60606 exited with status 0 Sorry, I didn't get what you wanted at first. I'm down to my last brain cell today. -Mitch
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