April 2021

snapshot ; ls ; destroy; dataset is busy – WTF?

I have found this bizarre situation where a FreeBSD 12.2 snapshot cannot be destroyed. This is the simple example, which works: [dan@pkg01:~] $ sudo zfs snapshot tank_fast/poudriere@snapshot-for-backup [dan@pkg01:~] $ sudo zfs destroy tank_fast/poudriere@snapshot-for-backup [dan@pkg01:~] $ This is the simple example, which fails: [dan@pkg01:~] $ sudo zfs snapshot tank_fast/poudriere@snapshot-for-backup [dan@pkg01:~] $ ls /usr/local/poudriere/.zfs/snapshot/snapshot-for-backup cache data jails […]

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net-mgmt/net-snmpd wants /snmp/snmpd.conf

snmpd can be royal pain to configure. I got my hints from Ryan Steinmetz, the maintainer for the FreeBSD port. Lately, net-snmpd has changed how net-snmp-config works. In this post: FreeBSD 12.2 net-snmp-5.9_3,1 Compare my hints with the following, run today with net-snmp-5.9_3,1: [dan@nginx01:~] $ sudo net-snmp-config –create-snmpv3-user -ro -x AES -a SHA -A ‘secret123’

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