https://linzeyan.github.io/categories/raid/Recent content in RAID on RickyHugo -- gohugo.ioenMon, 28 Nov 2022 15:36:27 +0800https://linzeyan.github.io/posts/2022/20221128-raid-information-command-line/Mon, 28 Nov 2022 15:36:27 +0800https://linzeyan.github.io/posts/2022/20221128-raid-information-command-line/<ul> <li><a href="https://www.baeldung.com/linux/raid-information-command-line" target="_blank" rel="noopener">How to Detect RAID Information in Linux</a></li> </ul> <h5 id="lspci">lspci</h5> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>lspci | grep RAID </span></span><span style="display:flex;"><span>00:1f.2 RAID bus controller: Intel Corporation <span style="color:#ae81ff">82801</span> Mobile SATA Controller <span style="color:#f92672">[</span>RAID mode<span style="color:#f92672">]</span> <span style="color:#f92672">(</span>rev 04<span style="color:#f92672">)</span> </span></span></code></pre></div><h5 id="lshw">lshw</h5> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>lshw -class storage </span></span><span style="display:flex;"><span> *-raid </span></span><span style="display:flex;"><span> description: RAID bus controller </span></span><span style="display:flex;"><span> product: <span style="color:#ae81ff">82801</span> Mobile SATA Controller <span style="color:#f92672">[</span>RAID mode<span style="color:#f92672">]</span> </span></span><span style="display:flex;"><span> vendor: Intel Corporation </span></span><span style="display:flex;"><span> physical id: 1f.2 </span></span><span style="display:flex;"><span> bus info: pci@0000:00:1f.2 </span></span><span style="display:flex;"><span> logical name: scsi0 </span></span><span style="display:flex;"><span> version: <span style="color:#ae81ff">04</span> </span></span><span style="display:flex;"><span> width: <span style="color:#ae81ff">32</span> bits </span></span><span style="display:flex;"><span> clock: 66MHz </span></span><span style="display:flex;"><span> capabilities: raid msi pm bus_master cap_list emulated </span></span><span style="display:flex;"><span> configuration: driver<span style="color:#f92672">=</span>ahci latency<span style="color:#f92672">=</span><span style="color:#ae81ff">0</span> </span></span><span style="display:flex;"><span> resources: irq:26 ioport:f0d0<span style="color:#f92672">(</span>size<span style="color:#f92672">=</span>8<span style="color:#f92672">)</span> ioport:f0c0<span style="color:#f92672">(</span>size<span style="color:#f92672">=</span>4<span style="color:#f92672">)</span> ioport:f0b0<span style="color:#f92672">(</span>size<span style="color:#f92672">=</span>8<span style="color:#f92672">)</span> ioport:f0a0<span style="color:#f92672">(</span>size<span style="color:#f92672">=</span>4<span style="color:#f92672">)</span> ioport:f060<span style="color:#f92672">(</span>size<span style="color:#f92672">=</span>32<span style="color:#f92672">)</span> memory:f7e36000-f7e367ff </span></span></code></pre></div><h5 id="smartctl">smartctl</h5> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>dmesg | grep -i scsi </span></span><span style="display:flex;"><span><span style="color:#f92672">[</span> 0.210852<span style="color:#f92672">]</span> SCSI subsystem initialized </span></span><span style="display:flex;"><span><span style="color:#f92672">[</span> 0.341280<span style="color:#f92672">]</span> Block layer SCSI generic <span style="color:#f92672">(</span>bsg<span style="color:#f92672">)</span> driver version 0.4 loaded <span style="color:#f92672">(</span>major 243<span style="color:#f92672">)</span> </span></span><span style="display:flex;"><span>... </span></span><span style="display:flex;"><span><span style="color:#f92672">[</span> 1.213299<span style="color:#f92672">]</span> scsi 0:0:0:0: Direct-Access ATA ST320LT012-9WS14 YAM1 PQ: <span style="color:#ae81ff">0</span> ANSI: <span style="color:#ae81ff">5</span> </span></span><span style="display:flex;"><span><span style="color:#f92672">[</span> 1.319886<span style="color:#f92672">]</span> sd 0:0:0:0: <span style="color:#f92672">[</span>sda<span style="color:#f92672">]</span> Attached SCSI disk </span></span><span style="display:flex;"><span><span style="color:#f92672">[</span> 19.571008<span style="color:#f92672">]</span> sd 0:0:0:0: Attached scsi generic sg0 type <span style="color:#ae81ff">0</span> </span></span></code></pre></div><div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>smartctl --all /dev/sda </span></span><span style="display:flex;"><span>Model Family: Seagate Laptop HDD </span></span><span style="display:flex;"><span>Device Model: ST320LT012-9WS14C </span></span><span style="display:flex;"><span>Serial Number: S0V3R9LL </span></span><span style="display:flex;"><span>LU WWN Device Id: <span style="color:#ae81ff">5</span> 000c50 05be4653c </span></span><span style="display:flex;"><span>Firmware Version: 0001YAM1 </span></span><span style="display:flex;"><span>User Capacity: 320,072,933,376 bytes <span style="color:#f92672">[</span><span style="color:#ae81ff">320</span> GB<span style="color:#f92672">]</span> </span></span><span style="display:flex;"><span>Sector Sizes: <span style="color:#ae81ff">512</span> bytes logical, <span style="color:#ae81ff">4096</span> bytes physical </span></span><span style="display:flex;"><span>Rotation Rate: <span style="color:#ae81ff">5400</span> rpm </span></span><span style="display:flex;"><span>Form Factor: 2.5 inches </span></span><span style="display:flex;"><span>Device is: In smartctl database 7.3/5319 </span></span><span style="display:flex;"><span>ATA Version is: ATA8-ACS T13/1699-D revision <span style="color:#ae81ff">4</span> </span></span><span style="display:flex;"><span>SATA Version is: SATA 2.6, 3.0 Gb/s <span style="color:#f92672">(</span>current: 3.0 Gb/s<span style="color:#f92672">)</span> </span></span><span style="display:flex;"><span>Local Time is: Sat Nov <span style="color:#ae81ff">19</span> 20:52:01 <span style="color:#ae81ff">2022</span> PKT </span></span><span style="display:flex;"><span>SMART support is: Available - device has SMART capability. </span></span><span style="display:flex;"><span>SMART support is: Enabled </span></span><span style="display:flex;"><span>... </span></span></code></pre></div><h5 id="megacli">MegaCLI</h5> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>megacli -LDInfo -Lall -aALL </span></span><span style="display:flex;"><span>Adapter <span style="color:#ae81ff">0</span> -- Virtual Drive Information: </span></span><span style="display:flex;"><span>Virtual Drive: <span style="color:#ae81ff">0</span> <span style="color:#f92672">(</span>Target Id: 0<span style="color:#f92672">)</span> </span></span><span style="display:flex;"><span>Name : SEAGATE </span></span><span style="display:flex;"><span>RAID Level : Primary-1, Secondary-0, RAID Level Qualifier-0 </span></span><span style="display:flex;"><span>Size : <span style="color:#ae81ff">320</span> GB </span></span><span style="display:flex;"><span>Sector Size : <span style="color:#ae81ff">512</span> </span></span><span style="display:flex;"><span>Mirror Data : <span style="color:#ae81ff">320</span> GB </span></span><span style="display:flex;"><span>State : Optimal </span></span><span style="display:flex;"><span>... </span></span></code></pre></div><h5 id="lsscsi">lsscsi</h5> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>lsscsi </span></span><span style="display:flex;"><span><span style="color:#f92672">[</span>0:0:0:0<span style="color:#f92672">]</span> disk ATA ST320LT012-9WS14 YAM1 /dev/sda </span></span></code></pre></div><h5 id="vendor-specific-tools">Vendor-Specific Tools</h5> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>omreport storage vdisk </span></span><span style="display:flex;"><span>List of Virtual Disks in the System </span></span><span style="display:flex;"><span> </span></span><span style="display:flex;"><span>Controller SEAGATE Laptop HDD </span></span><span style="display:flex;"><span>ID : <span style="color:#ae81ff">0</span> </span></span><span style="display:flex;"><span>Status : Ok </span></span><span style="display:flex;"><span>Name : SEAGATE </span></span><span style="display:flex;"><span>State : Ready </span></span><span style="display:flex;"><span>Hot Spare Policy violated : Not Assigned </span></span><span style="display:flex;"><span>Encrypted : No </span></span><span style="display:flex;"><span>Layout : RAID-0 </span></span><span style="display:flex;"><span>Size : 320.00 GB <span style="color:#f92672">(</span><span style="color:#ae81ff">343597383680</span> bytes<span style="color:#f92672">)</span> </span></span><span style="display:flex;"><span>T10 Protection Information Status : No </span></span><span style="display:flex;"><span>Associated Fluid Cache State : Not Applicable </span></span><span style="display:flex;"><span>Device Name : /dev/sda </span></span><span style="display:flex;"><span>Bus Protocol : ATA </span></span><span style="display:flex;"><span>Media : HDD </span></span><span style="display:flex;"><span>Read Policy : Adaptive Read Ahead </span></span><span style="display:flex;"><span>Write Policy : Write Back </span></span><span style="display:flex;"><span>Cache Policy : Not Applicable </span></span><span style="display:flex;"><span>Stripe Element Size : <span style="color:#ae81ff">128</span> KB </span></span><span style="display:flex;"><span>Disk Cache Policy : Enabled </span></span></code></pre></div>https://linzeyan.github.io/posts/2018/20180801-raid/Wed, 01 Aug 2018 18:21:20 +0800https://linzeyan.github.io/posts/2018/20180801-raid/<ul> <li><a href="https://jerry2yang.wordpress.com/2013/01/09/raid10-%E5%BE%B9%E5%BA%95%E5%B4%A9%E5%A3%9E-%E5%A3%9E%E5%B0%B1%E5%A3%9E%E5%9C%A8%E5%90%8C%E7%B5%84%E4%BD%9Cmirror%E7%A1%AC%E7%A2%9F%E4%B8%80%E8%B5%B7%E6%95%85%E9%9A%9C%E3%80%82/" target="_blank" rel="noopener">RAID10 Total Failure: Mirror Drives in the Same Group Failed Together</a></li> <li><a href="https://zh.wikipedia.org/wiki/RAID" target="_blank" rel="noopener">RAID</a></li> </ul>