~# zpool status pool: boot-pool state: ONLINE status: Some supported and requested features are not enabled on the pool. The pool can still be used, but some features are unavailable. action: Enable all features using 'zpool upgrade'. Once this is done, the pool may no longer be accessible by software that does not support the features. See zpool-features(7) for details. scan: scrub repaired 0B in 00:00:21 with 0 errors on Tue Aug 5 03:45:22 2025 config: NAME STATE READ WRITE CKSUM boot-pool ONLINE 0 0 0 mirror-0 ONLINE 0 0 0 sda3 ONLINE 0 0 0 sdq3 ONLINE 0 0 0 errors: No known data errors pool: local state: ONLINE status: Some supported and requested features are not enabled on the pool. The pool can still be used, but some features are unavailable. action: Enable all features using 'zpool upgrade'. Once this is done, the pool may no longer be accessible by software that does not support the features. See zpool-features(7) for details. scan: scrub repaired 0B in 00:00:15 with 0 errors on Tue Aug 5 13:28:35 2025 config: NAME STATE READ WRITE CKSUM local ONLINE 0 0 0 raidz1-0 ONLINE 0 0 0 1f73db89-7b90-4e23-9182-8f7f121454b3 ONLINE 0 0 0 aa5e67df-1a7f-48ed-afa9-8f7cbd092316 ONLINE 0 0 0 f61c3edc-bf16-42bb-9cae-66f8a870fdae ONLINE 0 0 0 errors: No known data errors pool: pool state: ONLINE status: One or more devices has experienced an unrecoverable error. An attempt was made to correct the error. Applications are unaffected. action: Determine if the device needs to be replaced, and clear the errors using 'zpool clear' or replace the device with 'zpool replace'. see: https://openzfs.github.io/openzfs-docs/msg/ZFS-8000-9P scan: scrub canceled on Thu Aug 7 11:57:31 2025 config: NAME STATE READ WRITE CKSUM pool ONLINE 0 0 0 raidz3-0 ONLINE 0 0 0 79466275-6640-49ce-b8eb-92f814efa9fc ONLINE 0 0 0 40640f17-ac71-4645-9ad1-5d574335ca4d ONLINE 0 0 0 0be792f1-7511-4c14-8a49-fd8a91367467 ONLINE 0 0 0 d9a9c9d9-1334-4fbb-b558-2ccd599fc67c ONLINE 0 0 0 9f35f45e-4e27-4584-b13b-737f9ba0d10e ONLINE 0 0 0 eff3ea9b-060c-4854-97d2-de4b9c31f87e ONLINE 0 0 0 de24582d-ae26-4739-af0f-e518521fc313 ONLINE 0 0 0 5d22eeae-e54f-4afe-88dc-080c3561fc39 ONLINE 0 0 0 9dffed98-acdc-4af8-8375-5a89af26c726 ONLINE 0 0 0 c3278676-adc4-4212-9ff1-50fa2a5f504d ONLINE 0 0 92 c0142394-4fcf-4150-a3db-d3a4d53be78f ONLINE 0 0 0 8aa6762f-84df-4362-8f33-0cb7dd35e360 ONLINE 0 0 0 972cb2ac-237e-4636-bb0f-4c6d347c8cc5 ONLINE 0 0 0 321aa17f-6349-449e-8224-f5d26200ab11 ONLINE 0 0 0 1fdbec9b-c388-45be-bbde-255df8b680de ONLINE 0 0 0 ac070634-3a00-4e88-82b1-fd7a6d5dd955 ONLINE 0 0 0 5501523d-f02b-46a1-9923-085e2d7ec452 ONLINE 0 0 0 57ae22bd-c261-4ef1-a204-cba55ea98452 ONLINE 0 0 0 dedup mirror-2 ONLINE 0 0 0 1f5ec529-b6d7-0a49-960f-5cd27b1c5f44 ONLINE 0 0 0 94babd1c-a682-b544-8b8f-d7d69be65618 ONLINE 0 0 0 special mirror-3 ONLINE 0 0 0 9f7b71b4-76a2-e646-a108-9583643e1eec ONLINE 0 0 0 563aa614-47e2-0d4c-8aa4-ef33fa5acbf6 ONLINE 0 0 0 logs mirror-1 ONLINE 0 0 0 9b230d2d-9ba7-bf40-be65-2952d79a37e3 ONLINE 0 0 0 6bfa6e18-a089-544e-a72a-edf3e05fa708 ONLINE 0 0 0 cache nvme0n1p2 ONLINE 0 0 0 nvme1n1p2 ONLINE 0 0 0 errors: No known data errors ~# lsblk -bo NAME,MODEL,PTTYPE,TYPE,START,SIZE,PARTTYPENAME,PARTUUID NAME MODEL PTTYPE TYPE START SIZE PARTTYPENAME PARTUUID sda SAMSUNG MZ7L3240HCHQ-00A07 gpt disk 240057409536 ├─sda1 gpt part 4096 1048576 BIOS boot ca84b470-5ff4-4395-b09b-7a357751775a ├─sda2 gpt part 6144 536870912 EFI System f0f6628b-7ac3-48a8-a16c-42c4e1bcb86e ├─sda3 gpt part 34609152 222337506816 Solaris /usr & Apple ZFS b3fe4f04-4eb9-4d39-aa80-3ed6e5095df5 └─sda4 gpt part 1054720 17179869184 Linux swap aa355d5d-935d-4d2b-91d9-b37ed188491e sdb ST18000NM004J gpt disk 18000207937536 ├─sdb1 gpt part 128 2147418624 Linux swap 363c2ab0-82f1-42a6-94b6-fd004c7b5f6f └─sdb2 gpt part 4194432 17998060371456 Solaris /usr & Apple ZFS 9dffed98-acdc-4af8-8375-5a89af26c726 sdc ST18000NM004J gpt disk 18000207937536 └─sdc1 gpt part 2048 18000205840384 Solaris /usr & Apple ZFS 40927a2b-fdef-4f1e-8534-66d79b4e203c sdd ST18000NM004J gpt disk 18000207937536 └─sdd1 gpt part 4096 17998060454400 Solaris /usr & Apple ZFS de24582d-ae26-4739-af0f-e518521fc313 sde ST18000NM004J gpt disk 18000207937536 ├─sde1 gpt part 128 2147418624 Linux swap dbd0554d-1b20-470b-9b56-853fd0d985d3 └─sde2 gpt part 4194432 17998060371456 Solaris /usr & Apple ZFS 972cb2ac-237e-4636-bb0f-4c6d347c8cc5 sdf ST18000NM004J gpt disk 18000207937536 ├─sdf1 gpt part 128 2147418624 Linux swap a0686247-814a-4fae-96b4-10e556dc4f2b └─sdf2 gpt part 4194432 17998060371456 Solaris /usr & Apple ZFS 79466275-6640-49ce-b8eb-92f814efa9fc sdg ST18000NM004J gpt disk 18000207937536 ├─sdg1 gpt part 128 2147418624 Linux swap 905fd392-7540-4b58-b934-c37a67d687ca └─sdg2 gpt part 4194432 17998060371456 Solaris /usr & Apple ZFS ac070634-3a00-4e88-82b1-fd7a6d5dd955 sdh ST18000NM004J gpt disk 18000207937536 ├─sdh1 gpt part 128 2147418624 Linux swap 9850e92e-f376-4cb4-ae93-ce612f31283b └─sdh2 gpt part 4194432 17998060371456 Solaris /usr & Apple ZFS 0be792f1-7511-4c14-8a49-fd8a91367467 sdi ST18000NM004J gpt disk 18000207937536 ├─sdi1 gpt part 128 2147418624 Linux swap 242b015a-92ec-4a7e-8813-87f926130983 └─sdi2 gpt part 4194432 17998060371456 Solaris /usr & Apple ZFS 9f35f45e-4e27-4584-b13b-737f9ba0d10e sdj ST18000NM004J gpt disk 18000207937536 ├─sdj1 gpt part 128 2147418624 Linux swap 6ef39367-34a0-4087-8cac-e9d8ead3f496 └─sdj2 gpt part 4194432 17998060371456 Solaris /usr & Apple ZFS 321aa17f-6349-449e-8224-f5d26200ab11 sdk ST18000NM004J gpt disk 18000207937536 ├─sdk1 gpt part 128 2147418624 Linux swap 8f4aaca1-8726-4da7-86bf-6101200a9d9c └─sdk2 gpt part 4194432 17998060371456 Solaris /usr & Apple ZFS d9a9c9d9-1334-4fbb-b558-2ccd599fc67c sdl ST18000NM004J gpt disk 18000207937536 ├─sdl1 gpt part 128 2147418624 Linux swap 52f33315-f791-4f39-a954-2e9fcf6886dd └─sdl2 gpt part 4194432 17998060371456 Solaris /usr & Apple ZFS 8aa6762f-84df-4362-8f33-0cb7dd35e360 sdm ST18000NM004J gpt disk 18000207937536 ├─sdm1 gpt part 128 2147418624 Linux swap a8597123-dd15-486d-99f3-e3d25931670a └─sdm2 gpt part 4194432 17998060371456 Solaris /usr & Apple ZFS 5d22eeae-e54f-4afe-88dc-080c3561fc39 sdn ST18000NM004J gpt disk 18000207937536 ├─sdn1 gpt part 128 2147418624 Linux swap a6db5ce0-ee88-443c-aa7a-0f74d28ea015 └─sdn2 gpt part 4194432 17998060371456 Solaris /usr & Apple ZFS 57ae22bd-c261-4ef1-a204-cba55ea98452 sdo ST18000NM004J gpt disk 18000207937536 ├─sdo1 gpt part 128 2147418624 Linux swap e5333561-c94e-41de-80ab-a71888558fbf └─sdo2 gpt part 4194432 17998060371456 Solaris /usr & Apple ZFS 40640f17-ac71-4645-9ad1-5d574335ca4d sdp ST18000NM004J gpt disk 18000207937536 ├─sdp1 gpt part 128 2147418624 Linux swap daf2de5a-7039-45c4-87fa-235edf22ce61 └─sdp2 gpt part 4194432 17998060371456 Solaris /usr & Apple ZFS 5501523d-f02b-46a1-9923-085e2d7ec452 sdq SAMSUNG MZ7L3240HCHQ-00A07 gpt disk 240057409536 ├─sdq1 gpt part 4096 1048576 BIOS boot 3aa33e6c-95b5-4b51-9bfc-fb82c679ec88 ├─sdq2 gpt part 6144 536870912 EFI System 19c45636-8b4d-4a67-923a-b36cfa479bd0 ├─sdq3 gpt part 34609152 222337506816 Solaris /usr & Apple ZFS c6b1602b-f03c-4b79-b88d-091aa7bee2e8 └─sdq4 gpt part 1054720 17179869184 Linux swap ed69d7b6-7e0e-40d4-8d4f-7094cd0465dc sdr MZILT1T9HBJR/007 gpt disk 1920383410176 ├─sdr1 gpt part 128 2147418624 Linux swap 0f98f72f-02cf-4828-b204-1dbc266bd7f7 └─sdr2 gpt part 4194432 1918235844096 Solaris /usr & Apple ZFS f61c3edc-bf16-42bb-9cae-66f8a870fdae sds MZILT1T9HBJR/007 gpt disk 1920383410176 ├─sds1 gpt part 128 2147418624 Linux swap df915784-f033-406e-9f1e-ceec51922445 └─sds2 gpt part 4194432 1918235844096 Solaris /usr & Apple ZFS 1f73db89-7b90-4e23-9182-8f7f121454b3 sdt ST18000NM004J gpt disk 18000207937536 ├─sdt1 gpt part 128 2147418624 Linux swap 5d52da83-bf65-4649-b379-3b7743f17dc4 └─sdt2 gpt part 4194432 17998060371456 Solaris /usr & Apple ZFS c0142394-4fcf-4150-a3db-d3a4d53be78f sdu MZILT1T9HBJR/007 gpt disk 1920383410176 ├─sdu1 gpt part 128 2147418624 Linux swap abd92f6d-50ba-469f-84da-e87ac6eebf1e └─sdu2 gpt part 4194432 1918235844096 Solaris /usr & Apple ZFS aa5e67df-1a7f-48ed-afa9-8f7cbd092316 sdv ST18000NM004J gpt disk 18000207937536 ├─sdv1 gpt part 128 2147418624 Linux swap 62ee4646-451d-4c3f-9e74-e0c5232ecb0f └─sdv2 gpt part 4194432 17998060371456 Solaris /usr & Apple ZFS 1fdbec9b-c388-45be-bbde-255df8b680de sdw ST18000NM004J gpt disk 18000207937536 ├─sdw1 gpt part 128 2147418624 Linux swap 73f91ea6-a73a-45db-8b7f-05210fcdb731 └─sdw2 gpt part 4194432 17998060371456 Solaris /usr & Apple ZFS eff3ea9b-060c-4854-97d2-de4b9c31f87e sdx ST18000NM004J gpt disk 18000207937536 └─sdx1 gpt part 2048 18000205840384 Solaris /usr & Apple ZFS c3278676-adc4-4212-9ff1-50fa2a5f504d zd0 gpt disk 54975581388800 zd16 gpt disk 54975581388800 zd32 gpt disk 17179869184 zd48 gpt disk 17179869184 nvme0n1 SAMSUNG MZPLJ1T6HBJR-00007 gpt disk 1600321314816 ├─nvme0n1p1 gpt part 2048 17179869184 Linux filesystem 9b230d2d-9ba7-bf40-be65-2952d79a37e3 ├─nvme0n1p2 gpt part 33556480 1099511627776 Linux filesystem 294d7685-e437-3c45-b0a5-1f7c3bbc3aa1 ├─nvme0n1p3 gpt part 2181040128 316753838080 Linux filesystem 1f5ec529-b6d7-0a49-960f-5cd27b1c5f44 └─nvme0n1p4 gpt part 2799699968 166874914304 Linux filesystem 9f7b71b4-76a2-e646-a108-9583643e1eec nvme1n1 SAMSUNG MZPLJ1T6HBJR-00007 gpt disk 1600321314816 ├─nvme1n1p1 gpt part 2048 17179869184 Linux filesystem 6bfa6e18-a089-544e-a72a-edf3e05fa708 ├─nvme1n1p2 gpt part 33556480 1099511627776 Linux filesystem dd9a87c8-aa0f-1b40-99cb-ed5f1f095ba4 ├─nvme1n1p3 gpt part 2181040128 316753838080 Linux filesystem 94babd1c-a682-b544-8b8f-d7d69be65618 └─nvme1n1p4 gpt part 2799699968 166874914304 Linux filesystem 563aa614-47e2-0d4c-8aa4-ef33fa5acbf6 ~# smartctl -a /dev/sdx smartctl 7.4 2023-08-01 r5530 [x86_64-linux-6.6.44-production+truenas] (local build) Copyright (C) 2002-23, Bruce Allen, Christian Franke, www.smartmontools.org === START OF INFORMATION SECTION === Vendor: SEAGATE Product: ST18000NM004J Revision: E006 Compliance: SPC-5 User Capacity: 18,000,207,937,536 bytes [18.0 TB] Logical block size: 512 bytes Physical block size: 4096 bytes LU is fully provisioned Rotation Rate: 7200 rpm Form Factor: 3.5 inches Logical Unit id: 0x5000c500f94e39f3 Serial number: WR50P05F0000K5255UVR Device type: disk Transport protocol: SAS (SPL-4) Local Time is: Thu Aug 7 13:22:40 2025 CEST SMART support is: Available - device has SMART capability. SMART support is: Enabled Temperature Warning: Enabled === START OF READ SMART DATA SECTION === SMART Health Status: OK Grown defects during certification Total blocks reassigned during format Total new blocks reassigned Power on minutes since format Current Drive Temperature: 37 C Drive Trip Temperature: 60 C Accumulated power on time, hours:minutes 29:12 Manufactured in week 14 of year 2025 Specified cycle count over device lifetime: 50000 Accumulated start-stop cycles: 3 Specified load-unload count over device lifetime: 600000 Accumulated load-unload cycles: 4 Elements in grown defect list: 0 Vendor (Seagate Cache) information Blocks sent to initiator = 2561653784 Blocks received from initiator = 2706766648 Blocks read from cache and sent to initiator = 379357360 Number of read and write commands whose size <= segment size = 4113289 Number of read and write commands whose size > segment size = 4190 Vendor (Seagate/Hitachi) factory information number of hours powered up = 29.20 number of minutes until next internal SMART test = 3 Seagate FARM log supported [try: -l farm] Error counter log: Errors Corrected by Total Correction Gigabytes Total ECC rereads/ errors algorithm processed uncorrected fast | delayed rewrites corrected invocations [10^9 bytes] errors read: 0 0 0 0 0 1311.567 0 write: 0 0 0 0 0 21177.074 0 Non-medium error count: 0 Pending defect count:0 Pending Defects [GLTSD (Global Logging Target Save Disable) set. Enable Save with '-S on'] SMART Self-test log Num Test Status segment LifeTime LBA_first_err [SK ASC ASQ] Description number (hours) # 1 Background short Completed - 16 - [- - -] # 2 Background short Completed - 0 - [- - -] Long (extended) Self-test duration: 90480 seconds [25.1 hours]