Multiple IMAPD processes..
Ramya Krishnan
ramya_krishnan at sifycorp.com
Wed Nov 30 00:09:48 EST 2005
Hi,
I was doing various operations on mailbox containing *56382* mails
(Login, select, uid fetch, logout -Each connect properly closed and all
of them sequential not concurrent access).
Multiple imapd processes where running and all of them where reading
each file in read only mode in the mail box.
Is there any configuration error.. ?? The load went high because of the
multiple imapd processes (All the commands such as select had been
completed and still the process was running) ... any pointers. What is
the functionality of such file opens..
Strace of one such process..
27777 munmap(0xeb3b4000, 4385) = 0
27777 open("33747.", O_RDONLY) = 14
27777 fstat64(14, {st_mode=S_IFREG|0600, st_size=4385, ...}) = 0
27777 mmap2(NULL, 4385, PROT_READ, MAP_SHARED, 14, 0) = 0xeb3b4000
27777 close(14) = 0
27777 munmap(0xeb3b4000, 4385) = 0
27777 open("33748.", O_RDONLY) = 14
27777 fstat64(14, {st_mode=S_IFREG|0600, st_size=4385, ...}) = 0
27777 mmap2(NULL, 4385, PROT_READ, MAP_SHARED, 14, 0) = 0xeb3b4000
27777 close(14) = 0
27777 munmap(0xeb3b4000, 4385) = 0
27777 open("33749.", O_RDONLY) = 14
27777 fstat64(14, {st_mode=S_IFREG|0600, st_size=4385, ...}) = 0
27777 mmap2(NULL, 4385, PROT_READ, MAP_SHARED, 14, 0) = 0xeb3b4000
27777 close(14)
--
Thanks and Regards
Ramya Krishnan
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