Date: Sun, 29 Nov 2020 08:54:35 +0000 From: Graham Perrin <grahamperrin@gmail.com> To: freebsd-current@freebsd.org Subject: zpool export: umount fails due to gvfsd-trash (Thunar wrongly opened by Firefox) Message-ID: <0cc2a420-2179-47a6-0c01-2e7d238b7b1a@gmail.com> In-Reply-To: <20201126100754.GB74574@home.opsec.eu> References: <a4e3b895-78d2-4b0a-1cb1-477f35bc437c@gmail.com> <4125dad7-b1ea-bf20-4996-6a138ff202eb@gmail.com> <b7d3cc4b-7e32-c365-57ad-eee86b449dce@gmail.com> <20201126100754.GB74574@home.opsec.eu>
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On 26/11/2020 10:07, Kurt Jaeger wrote: > Use fstat -- this is part of the base system. > > Maybe lsof does not catch every corner case ? On 26/11/2020 17:34, Gary Palmer wrote: > does "fuser -c" show anything? > > the -m option may also be interesting (Search through mmapped files too) > > Regards, > > Gary Thanks. As far as I can tell the problem occurs only when Thunar, which I rarely use, is wrongly opened by Firefox. KDE Plasma here. I can't recall how to force applications such as Firefox to respect my preference for Dolphin. gvfsd-trash considered harmful <https://lists.freebsd.org/pipermail/freebsd-gnome/2013-September/029033.html>; From htop: … PID USER PRI NI VIRT RES S CPU% MEM% TIME+ Command 4484 grahamper 21 0 39168 12692 S 0.0 0.1 0:00.17 ├─ gvfsd-metadata 4206 grahamper 20 0 37768 8564 S 0.0 0.1 0:00.12 ├─ gvfs-gphoto2-volume-monitor 4201 grahamper 20 0 36548 8188 S 0.0 0.0 0:00.11 ├─ gvfs-mtp-volume-monitor 4184 grahamper 20 0 48072 13168 S 0.0 0.1 0:00.63 ├─ gvfs-udisks2-volume-monitor 4179 grahamper 20 0 40660 8748 S 0.0 0.1 0:00.17 ├─ gvfsd 7288 grahamper 20 0 45140 10476 S 0.0 0.1 0:00.06 │ ├─ gvfsd-dnssd --spawner :1.34 /org/gtk/gvfs/exec_spaw/5 7285 grahamper 20 0 53520 10016 S 0.0 0.1 0:00.09 │ ├─ gvfsd-network --spawner :1.34 /org/gtk/gvfs/exec_spaw/3 5883 grahamper 20 0 47608 9640 S 0.0 0.1 0:01.07 │ └─ gvfsd-trash --spawner :1.34 /org/gtk/gvfs/exec_spaw/2 ---- root@mowa219-gjp4-8570p:~ # zpool export Transcend cannot unmount '/Volumes/t500/VirtualBox': umount failed root@mowa219-gjp4-8570p:~ # fstat -f /Volumes/t500/VirtualBox USER CMD PID FD MOUNT INUM MODE SZ|DV R/W grahampe gvfsd-trash 5883 19 /Volumes/t500/VirtualBox 34 drwxr-xr-x 7 r grahampe gvfsd-trash 5883 20 /Volumes/t500/VirtualBox 34 drwxr-xr-x 7 r grahampe gvfsd-trash 5883 21 /Volumes/t500/VirtualBox 401 drwx------ 4 r grahampe gvfsd-trash 5883 22 /Volumes/t500/VirtualBox 403 drwxr-xr-x 3 r root@mowa219-gjp4-8570p:~ # fuser -c /Volumes/t500/VirtualBox /Volumes/t500/VirtualBox: root@mowa219-gjp4-8570p:~ # find /Volumes/t500/VirtualBox \( -inum 34 -or -inum 401 -or -inum 403 \) -print /Volumes/t500/VirtualBox /Volumes/t500/VirtualBox/.Trash-1002 /Volumes/t500/VirtualBox/.Trash-1002/files root@mowa219-gjp4-8570p:~ # zfs list /Volumes/t500 /Volumes/t500/VirtualBox NAME USED AVAIL REFER MOUNTPOINT Transcend 115G 335G 96K /Volumes/t500 Transcend/VirtualBox 114G 335G 114G /Volumes/t500/VirtualBox root@mowa219-gjp4-8570p:~ # (My previous over-reliance upon lsof stemmed from familiarity with the command on Mac OS X with HFS Plus.)
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