root@jeven01:~# lsblk -t NAME ALIGNMENT MIN-IO OPT-IO PHY-SEC LOG-SEC ROTA SCHED RQ-SIZE RA WSAME loop1 0 512 0 512 512 1 none 128 128 0B loop2 0 512 0 512 512 1 none 128 128 0B loop3 0 512 0 512 512 1 none 128 128 0B loop4 0 512 0 512 512 1 none 128 128 ...
RQ-SIZE request queue size TYPE device type DISC-ALN discard alignment offset DISC-GRAN discard granularity DISC-MAX discard max bytes DISC-ZERO 忽略零数据 WSAME write same max bytes WWN unique storage identifier RAND adds randomness PKNAME internal parent kernel device name HCTL Host:Channel:Targe...
这个选项相当于-o NAME,ALIGNMENT,MIN-IO,OPT-IO,PHY-SEC,LOG-SEC,ROTA,SCHED,RQ-SIZE,RA,WSAME。 [root@localhost ~]# lsblk -tNAME ALIGNMENT MIN-IO OPT-IO PHY-SEC LOG-SEC ROTA SCHED RQ-SIZE RA WSAMEsr0 0 2048 0 2048 2048 1 mq-deadline 64 128 0Bnvme0n1 0 512 0 512 512 0 non...
root@jeven01:~# lsblk -t NAME ALIGNMENT MIN-IO OPT-IO PHY-SEC LOG-SEC ROTA SCHED RQ-SIZE RA WSAME loop1 0 512 0 512 512 1 none 128 128 0B loop2 0 512 0 512 512 1 none 128 128 0B loop3 0 512 0 512 512 1 none 128 128 0B loop4 0 512 0 512 512 1 none 128 128 ...
RQ-SIZE request queue size TYPE device type DISC-ALN discard alignment offset DISC-GRAN discard granularity DISC-MAX discard max bytes DISC-ZERO discard zeroes data WSAME write same max bytes WWN unique storage identifier RAND adds randomness ...
size ROTA rotational device, 0是不可旋转(ssd),1是可旋转(hdd) SCHED I/O scheduler name RQ-SIZE request queue size TYPE device type DISC-ALN discard alignment offset DISC-GRAN discard granularity DISC-MAX discard max bytes DISC-ZERO discard zeroes data WSAME write same max bytes WWN unique ...
nameGROUPgroup nameMODEdevice node permissionsALIGNMENTalignment offsetMIN-IOminimumI/OsizeOPT-IOoptimalI/OsizePHY-SEC物理扇区大小LOG-SEC逻辑扇区大小ROTArotational deviceSCHEDI/Oscheduler nameRQ-SIZErequest queue sizeTYPEdevice typeDISC-ALNdiscard alignment offsetDISC-GRANdiscard granularityDISC-MAXdiscard max ...
float percent fsavail Available space on the filesystem. int B fssize Total size of the filesystem. int B fsused Used space on the filesystem. int B rq_size Request queue size. int B size Size of the device. int B 2025-03-10 2025-01-02 文档...
解释下lsblk -t命令各列意思: NAME 磁盘名称 ALIGNMENT 对齐偏移 MIN-IO 最小I OPT-IO 最佳I/O大小 PHY-SEC 物理扇区大小 LOG-SEC 逻辑扇区大小 ROTA 旋转装置 SCHED I/O调度程序名称 RQ-SIZE 请求队列大小 WSAME 写入相同的最大字节数 RA 预读设备...
NAME ALIGNMENT MIN-IO OPT-IO PHY-SEC LOG-SEC ROTA SCHED RQ-SIZE RA WSAME sda 0 512 0 512 512 1 mq-deadline 254 4096 0B ├─sda1 0 512 0 512 512 1 mq-deadline 254 4096 0B └─sda2 0 512 0 512 512 1 mq-deadline 254 4096 0B ...