[cvsnt] lock service eating resources

[Arkadiusz Miskiewicz]

Looks like cvslockd does really weird things. It selects with very low timeout 
(~1s) which renders 1-1.5% cpu usage all the time on my notebook.

Is there any reason for this timeout to be so low?

cvsnt 2.5.04.3236 on linux

-- [pid  3784] recvmsg(5, 0xb7c6ce98, 0)   = -1 EAGAIN (Resource temporarily 
unavailable)
[pid  3784] gettimeofday({1234119128, 724750}, NULL) = 0
[pid  3784] select(6, [5], NULL, NULL, {0, 893}) = 0 (Timeout)
[pid  3784] nanosleep({0, 10000}, NULL) = 0
[pid  3784] gettimeofday({1234119128, 738776}, NULL) = 0
[pid  3784] recvmsg(5, 0xb7c6ce98, 0)   = -1 EAGAIN (Resource temporarily 
unavailable)
[pid  3784] gettimeofday({1234119128, 738893}, NULL) = 0
[pid  3784] select(6, [5], NULL, NULL, {0, 883}) = 0 (Timeout)
[pid  3784] nanosleep({0, 10000}, NULL) = 0
[pid  3784] gettimeofday({1234119128, 740092}, NULL) = 0
[pid  3784] recvmsg(5, 0xb7c6ce98, 0)   = -1 EAGAIN (Resource temporarily 
unavailable)
[pid  3784] gettimeofday({1234119128, 740201}, NULL) = 0
[pid  3784] select(6, [5], NULL, NULL, {0, 891}) = 0 (Timeout)
[pid  3784] nanosleep({0, 10000}, NULL) = 0
[pid  3784] gettimeofday({1234119128, 741365}, NULL) = 0
[pid  3784] recvmsg(5, 0xb7c6ce98, 0)   = -1 EAGAIN (Resource temporarily 
unavailable)
[pid  3784] gettimeofday({1234119128, 741477}, NULL) = 0
[pid  3784] select(6, [5], NULL, NULL, {0, 888}) = 0 (Timeout)
[pid  3784] nanosleep({0, 10000}, NULL) = 0
[pid  3784] gettimeofday({1234119128, 742667}, NULL) = 0
[pid  3784] recvmsg(5, 0xb7c6ce98, 0)   = -1 EAGAIN (Resource temporarily 
unavailable)
[pid  3784] gettimeofday({1234119128, 742776}, NULL) = 0
[pid  3784] select(6, [5], NULL, NULL, {0, 891}) = 0 (Timeout)
[pid  3784] nanosleep({0, 10000}, NULL) = 0
[pid  3784] gettimeofday({1234119128, 743982}, NULL) = 0
[pid  3784] recvmsg(5, 0xb7c6ce98, 0)   = -1 EAGAIN (Resource temporarily 
unavailable)
[pid  3784] gettimeofday({1234119128, 744090}, NULL) = 0
[pid  3784] select(6, [5], NULL, NULL, {0, 892}) = 0 (Timeout)
[pid  3784] nanosleep({0, 10000}, NULL) = 0
[pid  3784] gettimeofday({1234119128, 745295}, NULL) = 0
[pid  3784] recvmsg(5, 0xb7c6ce98, 0)   = -1 EAGAIN (Resource temporarily 
unavailable)
[...]


-- 
Arkadiusz Miśkiewicz        PLD/Linux Team
arekm / maven.pl            http://ftp.pld-linux.org/