----- "charles" <ce...@cam.ac.uk> skrev: > Hi, > > This thread refers to Solaris 10, but it was suggested that I post it > here as ZFS developers may well be more likely to respond. > > http://forums.sun.com/thread.jspa?threadID=5438393&messageID=10986502#10986502 > > Basically after about ZFS 1000 filesystem creations the creation time > slows down to around 4 seconds, and gets progressively worse. > > This is not the case for normal mkdir which creates thousands of > directories very quickly. > > I wanted users home directories (60,000 of them) all to be individual > ZFS file systems, but there seems to be a bug/limitation due to the > prohibitive creation time.
Is there a chance of you running out of memory here? If ZFS runs out of memory, it'll read indicies from disk instead of keeping them in memory, something that can almost kill a system. Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med fremmed opprinnelse. I de fleste tilfeller eksisterer adekvate og relevante synonymer på norsk. _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
