Path: csiph.com!weretis.net!feeder8.news.weretis.net!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: "Carlos E.R." Newsgroups: alt.os.linux Subject: Re: When I back-up .... Coping my Entire Internal HD to an external HD Date: Sat, 22 Mar 2025 13:52:52 +0100 Lines: 96 Message-ID: <4eo2blx5q4.ln2@Telcontar.valinor> References: <5kv5alxctp.ln2@Telcontar.valinor> <7t5malx9rp.ln2@Telcontar.valinor> <1vsvalx2ng.ln2@Telcontar.valinor> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Trace: individual.net 9Upxa3ZomeAM2B8nZt6UoAwdJt0sxgF1CLQVSsxeh+ZnDioLy1 X-Orig-Path: Telcontar.valinor!not-for-mail Cancel-Lock: sha1:A5Du0Jj1B0uK3B+ydAZ9flF0SZs= sha256:f6qNFpIj1MeeVRuqQBjFBBd8Cyg56Z6jkLKjxNWyF1M= User-Agent: Mozilla Thunderbird Content-Language: es-ES, en-CA In-Reply-To: Xref: csiph.com alt.os.linux:81163 On 2025-03-21 15:16, Paul wrote: > On Fri, 3/21/2025 6:51 AM, Carlos E.R. wrote: >> On 2025-03-20 23:01, Lawrence D'Oliveiro wrote: >>> On Thu, 20 Mar 2025 12:24:07 +0100, Carlos E.R. wrote: >>> >>>> On 2025-03-19 22:00, Lawrence D'Oliveiro wrote: >>>>> >>>>> On Wed, 19 Mar 2025 16:05:06 +0000, Ant wrote: >>>>> >>>>>> exFAT can handle bigger files and partitions. >>>>> >>>>> But it doesn’t offer the option for journalling to guard against >>>>> filesystem corruption on crashes or improper removal/shutdown, does it. >>>> >>>> Perfect. >>>> >>>> You do not want journalling on an usb stick or memory card. >>> >>> But SSDs are also built on flash memory technology; do you disable >>> journalling on those as well? >> >> No, they have wear levelling, and an expected lifetime with normal usage patterns that is quite long. >> > > Exactly. SSDs algorithm and processing power (I read of an > SSD yesterday with a five core ARM processor in it), ensures > that the entire wear life of the device (number of cells times cycles) > is harvested. USB sticks don't even come remotely close to that. Some > USB sticks, don't even seem to follow what technical information > is available for them. Either their flash chips are entire crap > (should have been thrown out at flash factory), or, something > is very wrong with the controller. I just realized I have an nvme with 72713 hours of use. Probably the first one I bought. === START OF INFORMATION SECTION === Model Family: SandForce Driven SSDs Device Model: KINGSTON SMS200S3120G Serial Number: ... LU WWN Device Id: 5 0026b7 26901494e Firmware Version: 608ABBF0 User Capacity: 120,034,123,776 bytes [120 GB] Sector Size: 512 bytes logical/physical Rotation Rate: Solid State Device TRIM Command: Available Device is: In smartctl database 7.3/5528 ATA Version is: ATA8-ACS, ACS-2 T13/2015-D revision 3 SATA Version is: SATA 3.0, 6.0 Gb/s (current: 6.0 Gb/s) Local Time is: Sat Mar 22 13:14:02 2025 CET SMART support is: Available - device has SMART capability. SMART support is: Enabled ... SMART Attributes Data Structure revision number: 10 Vendor Specific SMART Attributes with Thresholds: ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE 1 Raw_Read_Error_Rate 0x0032 095 095 050 Old_age Always - 0/38481593 5 Retired_Block_Count 0x0033 100 100 003 Pre-fail Always - 0 9 Power_On_Hours_and_Msec 0x0032 017 017 000 Old_age Always - 72713h+43m+19.000s 12 Power_Cycle_Count 0x0032 100 100 000 Old_age Always - 184 171 Program_Fail_Count 0x000a 100 100 000 Old_age Always - 0 172 Erase_Fail_Count 0x0032 100 100 000 Old_age Always - 0 174 Unexpect_Power_Loss_Ct 0x0030 000 000 000 Old_age Offline - 134 177 Wear_Range_Delta 0x0000 000 000 000 Old_age Offline - 1 181 Program_Fail_Count 0x000a 100 100 000 Old_age Always - 0 182 Erase_Fail_Count 0x0032 100 100 000 Old_age Always - 0 187 Reported_Uncorrect 0x0012 100 100 000 Old_age Always - 0 189 Airflow_Temperature_Cel 0x0000 045 113 000 Old_age Offline - 45 (Min/Max 0/113) 194 Temperature_Celsius 0x0022 045 113 000 Old_age Always - 45 (Min/Max 0/113) 195 ECC_Uncorr_Error_Count 0x001c 120 120 000 Old_age Offline - 0/38481593 196 Reallocated_Event_Count 0x0033 100 100 003 Pre-fail Always - 0 201 Unc_Soft_Read_Err_Rate 0x001c 120 120 000 Old_age Offline - 0/38481593 204 Soft_ECC_Correct_Rate 0x001c 120 120 000 Old_age Offline - 0/38481593 230 Life_Curve_Status 0x0013 100 100 000 Pre-fail Always - 100 231 SSD_Life_Left 0x0000 094 094 011 Old_age Offline - 34359738368 233 SandForce_Internal 0x0032 000 000 000 Old_age Always - 40546 234 SandForce_Internal 0x0032 000 000 000 Old_age Always - 14524 241 Lifetime_Writes_GiB 0x0032 000 000 000 Old_age Always - 14524 242 Lifetime_Reads_GiB 0x0032 000 000 000 Old_age Always - 8232 244 Unknown_Attribute 0x0000 090 090 010 Old_age Offline - 20906303 I just run a short test, but it doesn't show - or they count hours differently: SMART Self-test log structure revision number 1 Num Test_Description Status Remaining LifeTime(hours) LBA_of_first_error # 1 Short offline Completed without error 00% 7178 - # 2 Extended offline Completed without error 00% 7168 - # 3 Short offline Completed without error 00% 7166 - -- Cheers, Carlos.