On Wed, 3 Jan 2024 00:29:42 +0000 Andy Smith <a...@strugglers.net> wrote:
> Hello, > > On Tue, Jan 02, 2024 at 04:42:37PM -0700, Charles Curley wrote: > [...] > > If a SMART long self-test came back clean then it already has been > re-mapped as a long self-test reads every user-accessible sector. I'm not so sure about that. See the journalctl output at the bottom of this email. > > If you really want to reassure yourself, look back in your logs for > the actual sector number and then read it with hdparm. Either it > prints the raw data or it gives an error. > > # hdparm --read-sector [sector number] /dev/sda > > (generally safe as it's only a read) I'll try that later. I don't want to take the time now to isolate the relevant log entries. > > It is annoying when a remapped bad sector doesn't seem to increment > the "remapped" count and decrement the "pending" count, but I've had > it happen. I wouldn't particularly worry about it unless the number > keeps going up OR the actual sector is still unreadable (though the > self-test should have spotted that). > > You can reconfigure smartd so that it only warns you about error > values that increase, not just the presence of the non-zero value > every 30 minutes. That's discussed in the comments of > /etc/smartd.conf and its man page. Good thoughts, thank you. > > > It's the only one on the computer. > > Like to live dangerously, huh… No. That's what fast networks, good and multiple backup programs, a good RAID array on another computer, and multiple off-site backups are for. > > Thanks, > Andy > root@tiassa:~# journalctl -b -u smartmontools.service Jan 02 12:37:39 tiassa systemd[1]: Starting smartmontools.service - Self Monitoring and Reporting Technology (SMART) Daemon... Jan 02 12:37:39 tiassa smartd[740]: smartd 7.3 2022-02-28 r5338 [x86_64-linux-6.1.0-17-amd64] (local build) Jan 02 12:37:39 tiassa smartd[740]: Copyright (C) 2002-22, Bruce Allen, Christian Franke, www.smartmontools.org Jan 02 12:37:39 tiassa smartd[740]: Opened configuration file /etc/smartd.conf Jan 02 12:37:39 tiassa smartd[740]: Drive: DEVICESCAN, implied '-a' Directive on line 21 of file /etc/smartd.conf Jan 02 12:37:39 tiassa smartd[740]: Configuration file /etc/smartd.conf was parsed, found DEVICESCAN, scanning devices Jan 02 12:37:39 tiassa smartd[740]: Device: /dev/sda, type changed from 'scsi' to 'sat' Jan 02 12:37:39 tiassa smartd[740]: Device: /dev/sda [SAT], opened Jan 02 12:37:39 tiassa smartd[740]: Device: /dev/sda [SAT], NS256GSSD330, S/N:W3ZK047027T, FW:V0823A0, 256 GB Jan 02 12:37:39 tiassa smartd[740]: Device: /dev/sda [SAT], not found in smartd database 7.3/5533. Jan 02 12:37:39 tiassa smartd[740]: Device: /dev/sda [SAT], is SMART capable. Adding to "monitor" list. Jan 02 12:37:39 tiassa smartd[740]: Device: /dev/sda [SAT], state read from /var/lib/smartmontools/smartd.NS256GSSD330-W3ZK047027T.ata.state Jan 02 12:37:39 tiassa smartd[740]: Monitoring 1 ATA/SATA, 0 SCSI/SAS and 0 NVMe devices Jan 02 12:37:39 tiassa smartd[740]: Device: /dev/sda [SAT], state written to /var/lib/smartmontools/smartd.NS256GSSD330-W3ZK047027T.ata.state Jan 02 12:37:39 tiassa systemd[1]: Started smartmontools.service - Self Monitoring and Reporting Technology (SMART) Daemon. Jan 02 13:07:39 tiassa smartd[740]: Device: /dev/sda [SAT], 1 Currently unreadable (pending) sectors Jan 02 13:07:39 tiassa smartd[740]: Sending warning via /usr/share/smartmontools/smartd-runner to root ... Jan 02 13:07:39 tiassa smartd[740]: Warning via /usr/share/smartmontools/smartd-runner to root: successful Jan 02 13:37:39 tiassa smartd[740]: Device: /dev/sda [SAT], 1 Currently unreadable (pending) sectors Jan 02 14:07:39 tiassa smartd[740]: Device: /dev/sda [SAT], 1 Currently unreadable (pending) sectors Jan 02 14:37:39 tiassa smartd[740]: Device: /dev/sda [SAT], 1 Currently unreadable (pending) sectors Jan 02 14:37:39 tiassa smartd[740]: Device: /dev/sda [SAT], self-test in progress, 20% remaining Jan 02 15:07:39 tiassa smartd[740]: Device: /dev/sda [SAT], 1 Currently unreadable (pending) sectors Jan 02 15:07:39 tiassa smartd[740]: Device: /dev/sda [SAT], previous self-test completed without error Jan 02 15:37:39 tiassa smartd[740]: Device: /dev/sda [SAT], 1 Currently unreadable (pending) sectors Jan 02 16:07:39 tiassa smartd[740]: Device: /dev/sda [SAT], 1 Currently unreadable (pending) sectors Jan 02 16:37:39 tiassa smartd[740]: Device: /dev/sda [SAT], 1 Currently unreadable (pending) sectors Jan 02 17:07:39 tiassa smartd[740]: Device: /dev/sda [SAT], 1 Currently unreadable (pending) sectors Jan 02 17:37:39 tiassa smartd[740]: Device: /dev/sda [SAT], 1 Currently unreadable (pending) sectors Jan 02 18:07:39 tiassa smartd[740]: Device: /dev/sda [SAT], 1 Currently unreadable (pending) sectors Jan 02 18:37:39 tiassa smartd[740]: Device: /dev/sda [SAT], 1 Currently unreadable (pending) sectors Jan 02 19:07:39 tiassa smartd[740]: Device: /dev/sda [SAT], 1 Currently unreadable (pending) sectors Jan 02 19:37:39 tiassa smartd[740]: Device: /dev/sda [SAT], 1 Currently unreadable (pending) sectors Jan 02 20:07:39 tiassa smartd[740]: Device: /dev/sda [SAT], 1 Currently unreadable (pending) sectors root@tiassa:~# -- Does anybody read signatures any more? https://charlescurley.com https://charlescurley.com/blog/
