输出块设备拓扑信息 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...
[root@linux-time ~]# lsblk -t NAME ALIGNMENT MIN-IO OPT-IO PHY-SEC LOG-SEC ROTA SCHED RQ-SIZE RA WSAME sr0 0 512 0 512 512 1 deadline 128 128 0B vda 0 512 0 512 512 1 none 128 4096 0B └─vda1 0 512 0 512 512 1 none 128 4096 0B 补充 解释下lsblk -t命令各列意思:...
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 TYPEdevicetype 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 iden...
ROTA rotational device 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 ...
NAME ALIGNMENT MIN-IO OPT-IO PHY-SEC LOG-SEC ROTA SCHED RQ-SIZE RA WSAME sda 0 512 0 512 512 1 deadline 128 4096 32M |-sda1 0 512 0 512 512 1 deadline 128 4096 32M `-sda2 0 512 0 512 512 1 deadline 128 4096 32M
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 ...
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 ...
我在bash代码中使用了下面一行 disks=$(lsblk -nd --output name,rota,fstype | grep $disk_name) 当我运行我的脚本,程序退出在这一行,没有任何解释。但是,在终端中使用代码lsblk -nd --output name,rota,fstype | grep $disk_name是可行的。为什么会发生这种事? 浏览0提问于2019-12-24得票数 0 ...
case COL_ROTA: p = sysfs_strdup(cxt, "queue/rotational"); p = sysfs_strdup(&cxt->sysfs, "queue/rotational"); if (p) tt_line_set_data(ln, col, p); break; case COL_MODEL: if (!cxt->partition && cxt->nslaves == 0) { ...
[root@linux-time ~]# lsblk -t NAME ALIGNMENT MIN-IO OPT-IO PHY-SEC LOG-SEC ROTA SCHED RQ-SIZE RA WSAME sr0 0 512 0 512 512 1 deadline 128 128 0B vda 0 512 0 512 512 1 none 128 4096 0B └─vda1 0 512 0 512 512 1 none 128 4096 0B 补充 解释下lsblk -t命令各列意思:...