Resource temporarily unavailable while reading from system.journal
Alexandre Santos <[email protected]>
| Newsgroups | gmane.comp.syslog-ng |
|---|---|
| Message-ID | <CAHxG_71jTMB-3UNeqpR4A9hY=r2s_zAedhzGYD6md+a_LbsATw@mail.gmail.com> |
Hi, I am seeing the following strace log when running the syslog-ng 3.32 with the configuration in the attachment: root@myhost:/home/shared# sudo strace -f -yyy -s 256 -e trace=read -p 2539 strace: Process 2539 attached with 4 threads [pid 2539] read(48<anon_inode:[timerfd]>, "\1\0\0\0\0\0\0\0", 8) = 8 [pid 2539] read(11<anon_inode:inotify>, "\2\0\0\0\2\0\0\0\0\0\0\0\20\0\0\0system.journal\0\0", 272) = 32 [pid 2539] read(11<anon_inode:inotify>, 0x7ffda019f930, 272) = -1 EAGAIN (Resource temporarily unavailable) [pid 2539] read(11<anon_inode:inotify>, "\2\0\0\0\2\0\0\0\0\0\0\0\20\0\0\0system.journal\0\0", 272) = 32 [pid 2539] read(11<anon_inode:inotify>, 0x7ffda019f930, 272) = -1 EAGAIN (Resource temporarily unavailable) [pid 2539] read(11<anon_inode:inotify>, "\2\0\0\0\2\0\0\0\0\0\0\0\20\0\0\0system.journal\0\0", 272) = 32 [pid 2539] read(11<anon_inode:inotify>, 0x7ffda019f930, 272) = -1 EAGAIN (Resource temporarily unavailable) [pid 2539] read(11<anon_inode:inotify>, "\2\0\0\0\2\0\0\0\0\0\0\0\20\0\0\0system.journal\0\0", 272) = 32 [pid 2539] read(11<anon_inode:inotify>, 0x7ffda019f930, 272) = -1 EAGAIN (Resource temporarily unavailable) [pid 2539] read(11<anon_inode:inotify>, "\2\0\0\0\2\0\0\0\0\0\0\0\20\0\0\0system.journal\0\0", 272) = 32 [pid 2539] read(11<anon_inode:inotify>, 0x7ffda019f930, 272) = -1 EAGAIN (Resource temporarily unavailable) [pid 2539] read(11<anon_inode:inotify>, "\2\0\0\0\2\0\0\0\0\0\0\0\20\0\0\0system.journal\0\0", 272) = 32 [pid 2539] read(11<anon_inode:inotify>, 0x7ffda019f930, 272) = -1 EAGAIN (Resource temporarily unavailable) [pid 2539] read(11<anon_inode:inotify>, "\2\0\0\0\2\0\0\0\0\0\0\0\20\0\0\0system.journal\0\0", 272) = 32 [pid 2539] read(11<anon_inode:inotify>, 0x7ffda019f930, 272) = -1 EAGAIN (Resource temporarily unavailable) [pid 2539] read(11<anon_inode:inotify>, "\2\0\0\0\2\0\0\0\0\0\0\0\20\0\0\0system.journal\0\0", 272) = 32 [pid 2539] read(11<anon_inode:inotify>, 0x7ffda019f930, 272) = -1 EAGAIN (Resource temporarily unavailable) [pid 2539] read(11<anon_inode:inotify>, "\2\0\0\0\2\0\0\0\0\0\0\0\20\0\0\0system.journal\0\0", 272) = 32 [pid 2539] read(11<anon_inode:inotify>, 0x7ffda019f930, 272) = -1 EAGAIN (Resource temporarily unavailable) ^Cstrace: Process 2539 detached strace: Process 11623 detached strace: Process 20518 detached strace: Process 22517 detached This normal behaviour? Thanks & Regards, Alex ______________________________________________________________________________ Member info: https://lists.balabit.hu/mailman/listinfo/syslog-ng Documentation: http://www.balabit.com/support/documentation/?product=syslog-ng FAQ: http://www.balabit.com/wiki/syslog-ng-faq
syslog-ng.2021-08-12.conf
(application/octet-stream, 4.5 KB)
@version: 3.32
# This is a custom syslog-ng configuration file, based in
# https://github.com/syslog-ng/syslog-ng/blob/master/packaging/debian/syslog-ng.conf
#
# First, set some global options.
options {
chain_hostnames(off);
flush_lines(0);
use_dns(no);
use_fqdn(no);
owner("root");
group("root");
perm(0644);
stats_freq(0);
bad_hostname("^gconfd$");
ts-format("iso");
time_zone("UTC");
mark-freq(0);
frac-digits(3);
keep-hostname(yes);
};
# common block end
source s_src {
system();
internal();
syslog(ip(19.88.4.17) transport("udp") port(514) keep-alive(no));
};
rewrite r_host { set("MY-${HOST}", value("HOST")); };
# localFile: kernel
destination d_localfile_kernel {
program("/usr/local/bin/write_with_rotation.sh /var/log/kernel.log 10 10"
flags(syslog-protocol)
suppress(5)
disk-buffer(
mem-buf-size(2097152)
disk-buf-size(4194304)
reliable(yes)
dir("/tmp")
)
);
};
filter f_localfile_kernel_kern {
facility(kern) and level(info .. emerg);
};
filter f_localfile_kernel {
filter(f_localfile_kernel_kern); };
log {
source(s_src);
filter(f_localfile_kernel);
destination(d_localfile_kernel);
flags(flow-control);
};
# end of localFile: kernel
# localFile: messages
destination d_localfile_messages {
program("/usr/local/bin/write_with_rotation.sh /var/log/messages.log 10 10"
flags(syslog-protocol)
suppress(5)
disk-buffer(
mem-buf-size(2097152)
disk-buf-size(4194304)
reliable(yes)
dir("/tmp")
)
);
};
filter f_localfile_messages_mail {
facility(mail) and level(info .. emerg);
};
filter f_localfile_messages_daemon {
facility(daemon) and level(info .. emerg);
};
filter f_localfile_messages_syslog {
facility(syslog) and level(info .. emerg);
};
filter f_localfile_messages_lpr {
facility(lpr) and level(info .. emerg);
};
filter f_localfile_messages_uucp {
facility(uucp) and level(info .. emerg);
};
filter f_localfile_messages_cron {
facility(cron) and level(info .. emerg);
};
filter f_localfile_messages_ftp {
facility(ftp) and level(info .. emerg);
};
filter f_localfile_messages_ntp {
facility(ntp) and level(info .. emerg);
};
filter f_localfile_messages_security {
facility(security) and level(info .. emerg);
};
filter f_localfile_messages_console {
facility(console) and level(info .. emerg);
};
filter f_localfile_messages_solaris-cron {
facility(solaris-cron) and level(info .. emerg);
};
filter f_localfile_messages {
filter(f_localfile_messages_mail) or filter(f_localfile_messages_daemon) or filter(f_localfile_messages_syslog) or filter(f_localfile_messages_lpr) or filter(f_localfile_messages_uucp) or filter(f_localfile_messages_cron) or filter(f_localfile_messages_ftp) or filter(f_localfile_messages_ntp) or filter(f_localfile_messages_security) or filter(f_localfile_messages_console) or filter(f_localfile_messages_solaris-cron); };
log {
source(s_src);
filter(f_localfile_messages);
destination(d_localfile_messages);
flags(flow-control);
};
# end of localFile: messages
# localFile: security
destination d_localfile_security {
program("/usr/local/bin/write_with_rotation.sh /var/log/security.log 10 10"
flags(syslog-protocol)
suppress(5)
disk-buffer(
mem-buf-size(2097152)
disk-buf-size(4194304)
reliable(yes)
dir("/tmp")
)
);
};
filter f_localfile_security_auth {
facility(auth) and level(info .. emerg);
};
filter f_localfile_security_authpriv {
facility(authpriv) and level(info .. emerg);
};
filter f_localfile_security {
filter(f_localfile_security_auth) or filter(f_localfile_security_authpriv); };
log {
source(s_src);
filter(f_localfile_security);
destination(d_localfile_security);
flags(flow-control);
};
# end of localFile: security
# localFile: user
destination d_localfile_user {
program("/usr/local/bin/write_with_rotation.sh /var/log/user.log 10 10"
flags(syslog-protocol)
suppress(5)
disk-buffer(
mem-buf-size(2097152)
disk-buf-size(4194304)
reliable(yes)
dir("/tmp")
)
);
};
filter f_localfile_user_user {
facility(user) and level(info .. emerg);
};
filter f_localfile_user {
filter(f_localfile_user_user); };
log {
source(s_src);
filter(f_localfile_user);
destination(d_localfile_user);
flags(flow-control);
};
# end of localFile: user