f74de8914b
* SONiC system telemetry Support Signed-off-by: Jipan Yang <jipan.yang@alibaba-inc.com> * Update package name from telemetry to sonic-telemetry Signed-off-by: Jipan Yang <jipan.yang@alibaba-inc.com>
98 lines
3.5 KiB
Plaintext
98 lines
3.5 KiB
Plaintext
# These logs should no longer get created. However, in case they do get created,
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# we should keep them to a small size and rotate them also.
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/var/log/mail.info
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/var/log/mail.warn
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/var/log/mail.err
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/var/log/mail.log
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/var/log/daemon.log
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/var/log/kern.log
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/var/log/user.log
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/var/log/lpr.log
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/var/log/debug
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/var/log/messages
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{
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size 10k
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rotate 1
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missingok
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notifempty
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compress
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delaycompress
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sharedscripts
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postrotate
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# calling kill directly instead of 'service rsyslog rotate >/dev/null' due
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# to bug in init-system-helpers. bug has apparently been fixed in v1.47.
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# however, debian jessie is still using v1.22.
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# see https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=672218
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kill -hup $(cat /var/run/rsyslogd.pid)
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endscript
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}
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/var/log/auth.log
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/var/log/cron.log
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/var/log/syslog
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/var/log/teamd.log
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/var/log/telemetry.log
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/var/log/quagga/bgpd.log
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/var/log/quagga/zebra.log
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/var/log/swss/sairedis.rec
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/var/log/swss/swss.rec
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{
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size 1M
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rotate 5000
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missingok
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notifempty
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compress
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delaycompress
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nosharedscripts
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prerotate
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# Adjust NUM_LOGS_TO_ROTATE to reflect number of log files that trigger this block specified above
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NUM_LOGS_TO_ROTATE=8
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# Adjust LOG_FILE_ROTATE_SIZE_KB to reflect the "size" parameter specified above, in kB
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LOG_FILE_ROTATE_SIZE_KB=1024
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# Reserve space for btmp, wtmp, dpkg.log, monit.log, etc., as well as logs that
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# should be disabled, just in case they get created and rotated
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RESERVED_SPACE_KB=4096
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VAR_LOG_SIZE_KB=$(df -k /var/log | sed -n 2p | awk '{ print $2 }')
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# Limit usable space to 95% of the partition minus the reserved space for other logs
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USABLE_SPACE_KB=$(( (VAR_LOG_SIZE_KB * 95 / 100) - RESERVED_SPACE_KB))
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# Set our threshold so as to maintain enough space to write all logs from empty to full
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# Most likely, some logs will have non-zero size when this is called, so this errs on the side
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# of caution, giving us a bit of a cushion if a log grows quickly and passes its rotation size
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THRESHOLD_KB=$((USABLE_SPACE_KB - (NUM_LOGS_TO_ROTATE * LOG_FILE_ROTATE_SIZE_KB * 2)))
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while true; do
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USED_KB=$(du -s /var/log | awk '{ print $1; }')
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if [ $USED_KB -lt $THRESHOLD_KB ]; then
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break
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else
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OLDEST_ARCHIVE_FILE=$(find /var/log -type f -printf '%T+ %p\n' | grep -E '.+\.[0-9]+(\.gz)?$' | sort | head -n 1 | awk '{ print $2; }')
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if [ -z "$OLDEST_ARCHIVE_FILE" ]; then
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logger -p syslog.err -t "logrotate" "No archive file to delete -- potential for filling up /var/log partition!"
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break
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fi
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logger -p syslog.info -t "logrotate" "Deleting archive file $OLDEST_ARCHIVE_FILE to free up space"
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rm -rf "$OLDEST_ARCHIVE_FILE"
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fi
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done
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endscript
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postrotate
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if [ $(echo $1 | grep -c "/var/log/swss/") -gt 0 ]; then
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pgrep -x orchagent | xargs /bin/kill -HUP 2>/dev/null || true
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else
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# Calling kill directly instead of 'service rsyslog rotate >/dev/null' due
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# to bug in init-system-helpers. Bug has apparently been fixed in v1.47.
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# However, Debian Jessie is still using v1.22.
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# See https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=672218
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kill -HUP $(cat /var/run/rsyslogd.pid)
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fi
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endscript
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}
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