A cikin sakin kulawar kwaya matsalar tana cikin tsarin DM (Device Mapper), wanda don cin hanci da rashawa na bayanai akan faifan SSD. Matsalar ta fara bayyana bayan , wanda aka ƙara zuwa kernel a cikin Janairu na wannan shekara, yana rinjayar reshe na 5.1 kawai kuma a mafi yawan lokuta yana bayyana akan tsarin tare da Samsung SSD drives, wanda ke amfani da ɓoye bayanan ta amfani da dm-crypt / LUKS akan na'urar-mapper / LVM.
Dalilin matsalar Maƙarƙashiyar alama na tubalan da aka 'yantar ta hanyar FSTRIM (an yi wa sassa da yawa alama a lokaci ɗaya, ba tare da la'akari da iyakar max_io_len_target_boundary). Daga cikin rarrabawar da ke ba da kernel 5.1, an riga an gyara kuskuren a ciki , amma har yanzu ba a gyara ba a ciki (akwai gyaran, amma a halin yanzu yana cikin reshen "gwaji"). Hanya don toshe matsalar ita ce musaki sabis ɗin fstrim.service/timer, sake suna na ɗan lokaci fstrim mai aiwatarwa fayil, cire tuta "jifa" daga zaɓuɓɓukan dutsen a fstab, kuma a kashe yanayin "allow-discards" a cikin LUKS ta hanyar dmsetup. .
source: budenet.ru