Differences

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--- ubuntu:disk:get_disk_info [2019/11/26 18:25] – peter
+++ ubuntu:disk:get_disk_info [2020/07/15 09:30] (current) – external edit 127.0.0.1
@@ Line 7: / Line 7: @@
 <code bash>
 hdparm -i /dev/sda
+</code>
+returns:
+<code bash>
+/dev/sda:
+ Model=CT2000MX500SSD1, FwRev=M3CR023, SerialNo=1914E1F90669
+ Config={ Fixed }
+ RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=0
+ BuffType=unknown, BuffSize=unknown, MaxMultSect=1, MultSect=off
+ (maybe): CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=3907029168
+ IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
+ PIO modes:  pio0 pio3 pio4
+ DMA modes:  mdma0 mdma1 mdma2
+ UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6
+ AdvancedPM=yes: unknown setting WriteCache=enabled
+ Drive conforms to: unknown:  ATA/ATAPI-4,5,6,7
+ * signifies the current active mode
 </code>
 ----
-For SCSI disk, a different command is to be used:
+===== For SCSI disks =====
 <code bash>
@@ Line 17: / Line 38: @@
 </code>
+----
-To check the hardisk capacity and partitions contained in the hardisk, fdisk can be used:
+===== To check the hardisk capacity and partitions contained in the hardisk =====
 <code bash>
 fdisk -lu /dev/sda
+</code>
+returns:
+<code bash>
+Disk /dev/sda: 1.8 TiB, 2000398934016 bytes, 3907029168 sectors
+Units: sectors of 1 * 512 = 512 bytes
+Sector size (logical/physical): 512 bytes / 4096 bytes
+I/O size (minimum/optimal): 4096 bytes / 4096 bytes
+Disklabel type: gpt
+Disk identifier: 2300B8B9-F7DD-4E5C-B2EF-84A5EC8D5D66
+Device       Start        End    Sectors  Size Type
+/dev/sda1     2048    1050623    1048576  512M EFI System
+/dev/sda2  1050624 3907028991 3905978368  1.8T Linux LVM
 </code>
 ----
-For LVM disks
+===== For LVM disks =====
 <code bash>
@@ Line 32: / Line 69: @@
 </code>
-returns
+returns:
-<code>
+<code bash>
   ACTIVE            '/dev/ubuntu-vg/root' [<1.82 TiB] inherit
   ACTIVE            '/dev/ubuntu-vg/swap_1' [976.00 MiB] inherit
 </code>
+----