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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.391 by root, Fri Oct 26 04:22:05 2007 UTC vs.
Revision 1.400 by root, Mon Dec 17 06:36:34 2007 UTC

… …
4use strict; 4use strict;
5 5
6use Symbol; 6use Symbol;
7use List::Util; 7use List::Util;
8use Socket; 8use Socket;
9use Event; 9use EV;
10use Opcode; 10use Opcode;
11use Safe; 11use Safe;
12use Safe::Hole; 12use Safe::Hole;
13use Storable (); 13use Storable ();
14 14
15use Coro 4.1 (); 15use Coro 4.32 ();
16use Coro::State; 16use Coro::State;
17use Coro::Handle; 17use Coro::Handle;
18use Coro::Event; 18use Coro::EV;
19use Coro::Timer; 19use Coro::Timer;
20use Coro::Signal; 20use Coro::Signal;
21use Coro::Semaphore; 21use Coro::Semaphore;
22use Coro::AIO; 22use Coro::AIO;
23use Coro::BDB;
23use Coro::Storable; 24use Coro::Storable;
24use Coro::Util (); 25use Coro::Util ();
25 26
26use JSON::XS (); 27use JSON::XS 2.01 ();
27use BDB (); 28use BDB ();
28use Data::Dumper; 29use Data::Dumper;
29use Digest::MD5; 30use Digest::MD5;
30use Fcntl; 31use Fcntl;
31use YAML::Syck (); 32use YAML::Syck ();
… …
37# configure various modules to our taste 38# configure various modules to our taste
38# 39#
39$Storable::canonical = 1; # reduce rsync transfers 40$Storable::canonical = 1; # reduce rsync transfers
40Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 41Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
41Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 42Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43$Event::Eval = 1; # no idea why this is required, but it is
44 43
45# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode? 44# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46$YAML::Syck::ImplicitUnicode = 1; 45$YAML::Syck::ImplicitUnicode = 1;
47 46
48$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 47$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
… …
76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 75our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77our $TICK_WATCHER; 76our $TICK_WATCHER;
78our $AIO_POLL_WATCHER; 77our $AIO_POLL_WATCHER;
79our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 78our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80our $NEXT_TICK; 79our $NEXT_TICK;
81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 80our $USE_FSYNC = 1; # use fsync to write maps - default off
83 81
84our $BDB_POLL_WATCHER; 82our $BDB_POLL_WATCHER;
85our $BDB_DEADLOCK_WATCHER; 83our $BDB_DEADLOCK_WATCHER;
86our $BDB_CHECKPOINT_WATCHER; 84our $BDB_CHECKPOINT_WATCHER;
… …
89 87
90our %CFG; 88our %CFG;
91 89
92our $UPTIME; $UPTIME ||= time; 90our $UPTIME; $UPTIME ||= time;
93our $RUNTIME; 91our $RUNTIME;
92our $NOW;
94 93
95our (%PLAYER, %PLAYER_LOADING); # all users 94our (%PLAYER, %PLAYER_LOADING); # all users
96our (%MAP, %MAP_LOADING ); # all maps 95our (%MAP, %MAP_LOADING ); # all maps
97our $LINK_MAP; # the special {link} map, which is always available 96our $LINK_MAP; # the special {link} map, which is always available
98 97
… …
162 161
163The raw value load value from the last tick. 162The raw value load value from the last tick.
164 163
165=item %cf::CFG 164=item %cf::CFG
166 165
167Configuration for the server, loaded from C</etc/crossfire/config>, or 166Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168from wherever your confdir points to. 167from wherever your confdir points to.
169 168
170=item cf::wait_for_tick, cf::wait_for_tick_begin 169=item cf::wait_for_tick, cf::wait_for_tick_begin
171 170
172These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 171These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
… …
215)) { 214)) {
216 no strict 'refs'; 215 no strict 'refs';
217 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 216 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218} 217}
219 218
220$Event::DIED = sub { 219$EV::DIED = sub {
221 warn "error in event callback: @_"; 220 warn "error in event callback: @_";
222}; 221};
223 222
224############################################################################# 223#############################################################################
225 224
… …
248 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 247 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249 $d 248 $d
250 } || "[unable to dump $_[0]: '$@']"; 249 } || "[unable to dump $_[0]: '$@']";
251} 250}
252 251
253=item $ref = cf::from_json $json 252=item $ref = cf::decode_json $json
254 253
255Converts a JSON string into the corresponding perl data structure. 254Converts a JSON string into the corresponding perl data structure.
256 255
257=item $json = cf::to_json $ref 256=item $json = cf::encode_json $ref
258 257
259Converts a perl data structure into its JSON representation. 258Converts a perl data structure into its JSON representation.
260 259
261=cut 260=cut
262 261
263our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 262our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264 263
265sub to_json ($) { $json_coder->encode ($_[0]) } 264sub encode_json($) { $json_coder->encode ($_[0]) }
266sub from_json ($) { $json_coder->decode ($_[0]) } 265sub decode_json($) { $json_coder->decode ($_[0]) }
267 266
268=item cf::lock_wait $string 267=item cf::lock_wait $string
269 268
270Wait until the given lock is available. See cf::lock_acquire. 269Wait until the given lock is available. See cf::lock_acquire.
271 270
… …
334 my $guard = Coro::guard { 333 my $guard = Coro::guard {
335 $TICK_WATCHER->start; 334 $TICK_WATCHER->start;
336 }; 335 };
337 $TICK_WATCHER->stop; 336 $TICK_WATCHER->stop;
338 $guard 337 $guard
338}
339
340=item cf::periodic $interval, $cb
341
342Like EV::periodic, but randomly selects a starting point so that the actions
343get spread over timer.
344
345=cut
346
347sub periodic($$) {
348 my ($interval, $cb) = @_;
349
350 my $start = rand List::Util::min 180, $interval;
351
352 EV::periodic $start, $interval, 0, $cb
339} 353}
340 354
341=item cf::get_slot $time[, $priority[, $name]] 355=item cf::get_slot $time[, $priority[, $name]]
342 356
343Allocate $time seconds of blocking CPU time at priority C<$priority>: 357Allocate $time seconds of blocking CPU time at priority C<$priority>:
… …
406 420
407BEGIN { *async = \&Coro::async_pool } 421BEGIN { *async = \&Coro::async_pool }
408 422
409=item cf::sync_job { BLOCK } 423=item cf::sync_job { BLOCK }
410 424
411The design of Crossfire TRT requires that the main coroutine ($Coro::main) 425The design of Deliantra requires that the main coroutine ($Coro::main)
412is always able to handle events or runnable, as Crossfire TRT is only 426is always able to handle events or runnable, as Deliantra is only
413partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 427partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414acceptable. 428acceptable.
415 429
416If it must be done, put the blocking parts into C<sync_job>. This will run 430If it must be done, put the blocking parts into C<sync_job>. This will run
417the given BLOCK in another coroutine while waiting for the result. The 431the given BLOCK in another coroutine while waiting for the result. The
… …
422 436
423sub sync_job(&) { 437sub sync_job(&) {
424 my ($job) = @_; 438 my ($job) = @_;
425 439
426 if ($Coro::current == $Coro::main) { 440 if ($Coro::current == $Coro::main) {
427 my $time = Event::time; 441 my $time = EV::time;
428 442
429 # this is the main coro, too bad, we have to block 443 # this is the main coro, too bad, we have to block
430 # till the operation succeeds, freezing the server :/ 444 # till the operation succeeds, freezing the server :/
431 445
432 LOG llevError, Carp::longmess "sync job";#d# 446 LOG llevError, Carp::longmess "sync job";#d#
… …
447 461
448 while ($busy) { 462 while ($busy) {
449 if (Coro::nready) { 463 if (Coro::nready) {
450 Coro::cede_notself; 464 Coro::cede_notself;
451 } else { 465 } else {
452 Event::one_event; 466 EV::loop EV::LOOP_ONESHOT;
453 } 467 }
454 } 468 }
455 469
456 $time = Event::time - $time; 470 $time = EV::time - $time;
457 471
458 LOG llevError | logBacktrace, Carp::longmess "long sync job" 472 LOG llevError | logBacktrace, Carp::longmess "long sync job"
459 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active; 473 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460 474
461 $tick_start += $time; # do not account sync jobs to server load 475 $tick_start += $time; # do not account sync jobs to server load
… …
491=item fork_call { }, $args 505=item fork_call { }, $args
492 506
493Executes the given code block with the given arguments in a seperate 507Executes the given code block with the given arguments in a seperate
494process, returning the results. Everything must be serialisable with 508process, returning the results. Everything must be serialisable with
495Coro::Storable. May, of course, block. Note that the executed sub may 509Coro::Storable. May, of course, block. Note that the executed sub may
496never block itself or use any form of Event handling. 510never block itself or use any form of event handling.
497 511
498=cut 512=cut
499 513
500sub fork_call(&@) { 514sub fork_call(&@) {
501 my ($cb, @args) = @_; 515 my ($cb, @args) = @_;
… …
662attach callbacks/event handlers (a collection of which is called an "attachment") 676attach callbacks/event handlers (a collection of which is called an "attachment")
663to it. All such attachable objects support the following methods. 677to it. All such attachable objects support the following methods.
664 678
665In the following description, CLASS can be any of C<global>, C<object> 679In the following description, CLASS can be any of C<global>, C<object>
666C<player>, C<client> or C<map> (i.e. the attachable objects in 680C<player>, C<client> or C<map> (i.e. the attachable objects in
667Crossfire TRT). 681Deliantra).
668 682
669=over 4 683=over 4
670 684
671=item $attachable->attach ($attachment, key => $value...) 685=item $attachable->attach ($attachment, key => $value...)
672 686
… …
1042cf::attachable->attach ( 1056cf::attachable->attach (
1043 prio => -1000000, 1057 prio => -1000000,
1044 on_instantiate => sub { 1058 on_instantiate => sub {
1045 my ($obj, $data) = @_; 1059 my ($obj, $data) = @_;
1046 1060
1047 $data = from_json $data; 1061 $data = decode_json $data;
1048 1062
1049 for (@$data) { 1063 for (@$data) {
1050 my ($name, $args) = @$_; 1064 my ($name, $args) = @$_;
1051 1065
1052 $obj->attach ($name, %{$args || {} }); 1066 $obj->attach ($name, %{$args || {} });
… …
1548 1562
1549Expand crossfire pod fragments into protocol xml. 1563Expand crossfire pod fragments into protocol xml.
1550 1564
1551=cut 1565=cut
1552 1566
1553 use re 'eval'; 1567use re 'eval';
1554 1568
1555my $group; 1569my $group;
1556my $interior; $interior = qr{ 1570my $interior; $interior = qr{
1571 # match a pod interior sequence sans C<< >>
1557 (?: 1572 (?:
1558 \ (.*?)\ (?{ $group = $^N }) 1573 \ (.*?)\ (?{ $group = $^N })
1559 | < (??{$interior}) > 1574 | < (??{$interior}) >
1560 ) 1575 )
1561}x; 1576}x;
… …
1564 my ($self, $pod) = @_; 1579 my ($self, $pod) = @_;
1565 1580
1566 my $xml; 1581 my $xml;
1567 1582
1568 while () { 1583 while () {
1569 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?=[^<]) )+ )/xgcs) { 1584 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1570 $group = $1; 1585 $group = $1;
1571 1586
1572 $group =~ s/&/&amp;/g; 1587 $group =~ s/&/&amp;/g;
1573 $group =~ s/</&lt;/g; 1588 $group =~ s/</&lt;/g;
1574 1589
… …
1627 } 1642 }
1628 1643
1629 $xml 1644 $xml
1630} 1645}
1631 1646
1647no re 'eval';
1648
1632sub hintmode { 1649sub hintmode {
1633 $_[0]{hintmode} = $_[1] if @_ > 1; 1650 $_[0]{hintmode} = $_[1] if @_ > 1;
1634 $_[0]{hintmode} 1651 $_[0]{hintmode}
1635} 1652}
1636 1653
… …
2622 $rmp->{origin_y} = $exit->y; 2639 $rmp->{origin_y} = $exit->y;
2623 } 2640 }
2624 2641
2625 $rmp->{random_seed} ||= $exit->random_seed; 2642 $rmp->{random_seed} ||= $exit->random_seed;
2626 2643
2627 my $data = cf::to_json $rmp; 2644 my $data = cf::encode_json $rmp;
2628 my $md5 = Digest::MD5::md5_hex $data; 2645 my $md5 = Digest::MD5::md5_hex $data;
2629 my $meta = "$RANDOMDIR/$md5.meta"; 2646 my $meta = "$RANDOMDIR/$md5.meta";
2630 2647
2631 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2648 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2632 aio_write $fh, 0, (length $data), $data, 0; 2649 aio_write $fh, 0, (length $data), $data, 0;
… …
3303 # we must not ever block the main coroutine 3320 # we must not ever block the main coroutine
3304 local $Coro::idle = sub { 3321 local $Coro::idle = sub {
3305 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3322 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3306 (async { 3323 (async {
3307 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3324 $Coro::current->{desc} = "IDLE BUG HANDLER";
3308 Event::one_event; 3325 EV::loop EV::LOOP_ONESHOT;
3309 })->prio (Coro::PRIO_MAX); 3326 })->prio (Coro::PRIO_MAX);
3310 }; 3327 };
3311 3328
3312 reload_config; 3329 reload_config;
3313 db_init; 3330 db_init;
3314 load_extensions; 3331 load_extensions;
3315 3332
3316 $TICK_WATCHER->start; 3333 $TICK_WATCHER->start;
3334 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3317 Event::loop; 3335 EV::loop;
3318} 3336}
3319 3337
3320############################################################################# 3338#############################################################################
3321# initialisation and cleanup 3339# initialisation and cleanup
3322 3340
3323# install some emergency cleanup handlers 3341# install some emergency cleanup handlers
3324BEGIN { 3342BEGIN {
3343 our %SIGWATCHER = ();
3325 for my $signal (qw(INT HUP TERM)) { 3344 for my $signal (qw(INT HUP TERM)) {
3326 Event->signal ( 3345 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3327 reentrant => 0,
3328 data => WF_AUTOCANCEL,
3329 signal => $signal,
3330 prio => 0,
3331 cb => sub {
3332 cf::cleanup "SIG$signal"; 3346 cf::cleanup "SIG$signal";
3333 },
3334 ); 3347 };
3335 } 3348 }
3336} 3349}
3337 3350
3338sub write_runtime { 3351sub write_runtime {
3339 my $runtime = "$LOCALDIR/runtime"; 3352 my $runtime = "$LOCALDIR/runtime";
… …
3433 warn "syncing database to disk"; 3446 warn "syncing database to disk";
3434 BDB::db_env_txn_checkpoint $DB_ENV; 3447 BDB::db_env_txn_checkpoint $DB_ENV;
3435 3448
3436 # if anything goes wrong in here, we should simply crash as we already saved 3449 # if anything goes wrong in here, we should simply crash as we already saved
3437 3450
3438 warn "cancelling all WF_AUTOCANCEL watchers";
3439 for (Event::all_watchers) {
3440 $_->cancel if $_->data & WF_AUTOCANCEL;
3441 }
3442
3443 warn "flushing outstanding aio requests"; 3451 warn "flushing outstanding aio requests";
3444 for (;;) { 3452 for (;;) {
3445 BDB::flush; 3453 BDB::flush;
3446 IO::AIO::flush; 3454 IO::AIO::flush;
3447 Coro::cede_notself; 3455 Coro::cede_notself;
… …
3541 3549
3542sub reload_perl() { 3550sub reload_perl() {
3543 # doing reload synchronously and two reloads happen back-to-back, 3551 # doing reload synchronously and two reloads happen back-to-back,
3544 # coro crashes during coro_state_free->destroy here. 3552 # coro crashes during coro_state_free->destroy here.
3545 3553
3546 $RELOAD_WATCHER ||= Event->timer ( 3554 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3547 reentrant => 0,
3548 after => 0,
3549 data => WF_AUTOCANCEL,
3550 cb => sub {
3551 do_reload_perl;
3552 undef $RELOAD_WATCHER; 3555 undef $RELOAD_WATCHER;
3553 }, 3556 do_reload_perl;
3554 ); 3557 };
3555} 3558}
3556 3559
3557register_command "reload" => sub { 3560register_command "reload" => sub {
3558 my ($who, $arg) = @_; 3561 my ($who, $arg) = @_;
3559 3562
… …
3589 my $signal = new Coro::Signal; 3592 my $signal = new Coro::Signal;
3590 push @WAIT_FOR_TICK_BEGIN, $signal; 3593 push @WAIT_FOR_TICK_BEGIN, $signal;
3591 $signal->wait; 3594 $signal->wait;
3592} 3595}
3593 3596
3594$TICK_WATCHER = Event->timer ( 3597$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {
3595 reentrant => 0,
3596 parked => 1,
3597 prio => 0,
3598 at => $NEXT_TICK || $TICK,
3599 data => WF_AUTOCANCEL,
3600 cb => sub {
3601 if ($Coro::current != $Coro::main) { 3598 if ($Coro::current != $Coro::main) {
3602 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3599 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3603 unless ++$bug_warning > 10; 3600 unless ++$bug_warning > 10;
3604 return; 3601 return;
3605 } 3602 }
3606 3603
3607 $NOW = $tick_start = Event::time; 3604 $NOW = $tick_start = EV::now;
3608 3605
3609 cf::server_tick; # one server iteration 3606 cf::server_tick; # one server iteration
3610 3607
3611 $RUNTIME += $TICK; 3608 $RUNTIME += $TICK;
3612 $NEXT_TICK += $TICK; 3609 $NEXT_TICK += $TICK;
3613 3610
3614 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3611 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3615 $NEXT_RUNTIME_WRITE = $NOW + 10; 3612 $NEXT_RUNTIME_WRITE = $NOW + 10;
3616 Coro::async_pool { 3613 Coro::async_pool {
3617 $Coro::current->{desc} = "runtime saver"; 3614 $Coro::current->{desc} = "runtime saver";
3618 write_runtime 3615 write_runtime
3619 or warn "ERROR: unable to write runtime file: $!"; 3616 or warn "ERROR: unable to write runtime file: $!";
3620 };
3621 } 3617 };
3618 }
3622 3619
3623 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3620 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3624 $sig->send; 3621 $sig->send;
3625 } 3622 }
3626 while (my $sig = shift @WAIT_FOR_TICK) { 3623 while (my $sig = shift @WAIT_FOR_TICK) {
3627 $sig->send; 3624 $sig->send;
3628 } 3625 }
3629 3626
3630 $NOW = Event::time;
3631
3632 # if we are delayed by four ticks or more, skip them all
3633 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3634
3635 $TICK_WATCHER->at ($NEXT_TICK);
3636 $TICK_WATCHER->start;
3637
3638 $LOAD = ($NOW - $tick_start) / $TICK; 3627 $LOAD = ($NOW - $tick_start) / $TICK;
3639 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3628 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3640 3629
3641 _post_tick; 3630 _post_tick;
3642 }, 3631};
3643); 3632$TICK_WATCHER->priority (EV::MAXPRI);
3644 3633
3645{ 3634{
3646 BDB::min_parallel 8; 3635 BDB::min_parallel 8;
3647 BDB::max_poll_time $TICK * 0.1; 3636 BDB::max_poll_reqs $TICK * 0.1;
3648 $BDB_POLL_WATCHER = Event->io (
3649 reentrant => 0,
3650 fd => BDB::poll_fileno,
3651 poll => 'r',
3652 prio => 0,
3653 data => WF_AUTOCANCEL,
3654 cb => \&BDB::poll_cb,
3655 );
3656
3657 BDB::set_sync_prepare {
3658 my $status;
3659 my $current = $Coro::current;
3660 (
3661 sub {
3662 $status = $!;
3663 $current->ready; undef $current;
3664 },
3665 sub {
3666 Coro::schedule while defined $current;
3667 $! = $status;
3668 },
3669 )
3670 };
3671 3637
3672 unless ($DB_ENV) { 3638 unless ($DB_ENV) {
3673 $DB_ENV = BDB::db_env_create; 3639 $DB_ENV = BDB::db_env_create;
3674 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 3640 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3675 | BDB::LOG_AUTOREMOVE, 1); 3641 | BDB::LOG_AUTOREMOVE, 1);
… …
3690 3656
3691 cf::cleanup "db_env_open(db): $@" if $@; 3657 cf::cleanup "db_env_open(db): $@" if $@;
3692 }; 3658 };
3693 } 3659 }
3694 3660
3695 $BDB_DEADLOCK_WATCHER = Event->timer ( 3661 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3696 after => 3,
3697 interval => 1,
3698 hard => 1,
3699 prio => 0,
3700 data => WF_AUTOCANCEL,
3701 cb => sub {
3702 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { }; 3662 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3703 },
3704 ); 3663 };
3705 $BDB_CHECKPOINT_WATCHER = Event->timer ( 3664 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3706 after => 11,
3707 interval => 60,
3708 hard => 1,
3709 prio => 0,
3710 data => WF_AUTOCANCEL,
3711 cb => sub {
3712 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 3665 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3713 },
3714 ); 3666 };
3715 $BDB_TRICKLE_WATCHER = Event->timer ( 3667 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3716 after => 5,
3717 interval => 10,
3718 hard => 1,
3719 prio => 0,
3720 data => WF_AUTOCANCEL,
3721 cb => sub {
3722 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 3668 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3723 },
3724 ); 3669 };
3725} 3670}
3726 3671
3727{ 3672{
3728 IO::AIO::min_parallel 8; 3673 IO::AIO::min_parallel 8;
3729 3674
3730 undef $Coro::AIO::WATCHER; 3675 undef $Coro::AIO::WATCHER;
3731 IO::AIO::max_poll_time $TICK * 0.1; 3676 IO::AIO::max_poll_time $TICK * 0.1;
3732 $AIO_POLL_WATCHER = Event->io ( 3677 $AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;
3733 reentrant => 0,
3734 data => WF_AUTOCANCEL,
3735 fd => IO::AIO::poll_fileno,
3736 poll => 'r',
3737 prio => 0,
3738 cb => \&IO::AIO::poll_cb,
3739 );
3740} 3678}
3741 3679
3742my $_log_backtrace; 3680my $_log_backtrace;
3743 3681
3744sub _log_backtrace { 3682sub _log_backtrace {

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