Replication

LDAP replication between Synology DSM and OpenBSD

       446 words, 3 minutes

I want my OpenBSD 6.4 services to authenticate users from a remote LDAP server ; namely a Synology Directory Server (DSM 6.2.x). It turns out that this a standard OpenLDAP 2.4.x configured to accept replication¬†refreshAndPersist mode. So let’s configure a Primary / Secondary Replication system between Synology and OpenBSD.

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ZFS explained and demoed (briefly)

       4076 words, 20 minutes

ZFS may be Yet Another File System. To me, ZFS is Zee File System brought by Sun Solaris. It is remarkable because it comes with numerous interesting features. To name a few: redundancy, checksum, compression, deduplication, snapshots. This article is a kind of cheat sheet on what is ZFS, how it is organized and how to build a consistent storage area using this particular file system. It is mostly an attempt to clarify and write down what I read about ZFS and how it has to be used to achieve various storage goals.

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