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Recovery-812 - Connect IT Community | Kaseya
<main> <article class="userContent"> <h2 data-id="summary"><strong>SUMMARY</strong></h2> <p>Information about the Recovery-812 appliance</p> <h2 data-id="issue"><strong>ISSUE</strong></h2> <p></p> <ol><li><span style="font-size: small; font-family: verdana,geneva;"><a rel="nofollow" href="#Max">Max Backup</a></span></li> <li><span style="font-size: small; font-family: verdana,geneva;"><a rel="nofollow" href="#Default">Default License</a></span></li> <li><span style="font-size: small; font-family: verdana,geneva;"><a rel="nofollow" href="#Mounted">Mounted filesystems</a></span></li> <li><span style="font-size: small; font-family: verdana,geneva;"><a rel="nofollow" href="#Software">Software RAID</a></span></li> <li><span style="font-size: small; font-family: verdana,geneva;"><a rel="nofollow" href="#Hardware">Hardware RAID</a></span></li> </ol><p><span style="font-size: small; font-family: verdana,geneva;"><strong><a name="Max" id="Max"></a>Max Backup</strong></span></p> <p><span style="font-size: small; font-family: courier;">3.3 TB</span></p> <p><span style="font-size: small; font-family: verdana,geneva;"> </span></p> <p><span style="font-size: small; font-family: verdana,geneva;"><strong><a name="default" id="default"></a>Default license</strong></span></p> <p><span style="font-size: small; font-family: courier;">J=120,CSS=10,MUX=7,RC=4700G,VC=4700G,D2D=4700G,ENC</span></p> <p><span style="font-size: small; font-family: verdana,geneva;"> </span></p> <p><span style="font-size: small; font-family: verdana,geneva;"><strong><a name="Mounted" id="Mounted"></a>Mounted filesystems</strong></span></p> <p><span style="font-size: small; font-family: courier;">[root@BradleyBackup-812-100-00028 ~]# df -h<br>Filesystem Size Used Avail Use% Mounted on<br>/dev/md1 128G 2.2G 119G 2% /<br>/dev/md3 139G 1021M 131G 1% /usr/bp<br>/dev/md0 236M 18M 206M 8% /boot<br>tmpfs 7.9G 0 7.9G 0% /dev/shm<br>/dev/md4 5.2T 4.4T 766G 86% /backups</span></p> <p><span style="font-size: small; font-family: verdana,geneva;"><strong><a name="Software" id="Software"></a>Software RAID</strong></span></p> <p><span style="font-size: small; font-family: courier;">[root@BradleyBackup-812-100-00028 ~]# cat /proc/mdstat<br>Personalities : [raid6] [raid5] [raid4] [raid1]<br>md0 : active raid1 sdd1[3] sdc1[2] sdb1[1] sda1[0]<br>248832 blocks [4/4] [UUUU]<br><br>md2 : active raid5 sdd3[3] sdc3[2] sdb3[1] sda3[0]<br>48026112 blocks level 5, 256k chunk, algorithm 2 [4/4] [UUUU]</span></p> <p><span style="font-size: small; font-family: courier;">md3 : active raid5 sdd5[3] sdc5[2] sdb5[1] sda5[0]<br>150030336 blocks level 5, 256k chunk, algorithm 2 [4/4] [UUUU]</span></p> <p><span style="font-size: small; font-family: courier;">md4 : active raid5 sdd6[3] sdc6[2] sdb6[1] sda6[0]<br>5523700224 blocks level 5, 512k chunk, algorithm 2 [4/4] [UUUU]</span></p> <p><span style="font-size: small; font-family: courier;">md1 : active raid5 sdd2[3] sdc2[2] sdb2[1] sda2[0]<br>138029568 blocks level 5, 256k chunk, algorithm 2 [4/4] [UUUU]</span></p> <p><span style="font-size: small; font-family: courier;">unused devices: </span><br> </p> <p><span style="font-size: small; font-family: verdana,geneva;"><strong><a name="Hardware" id="Hardware"></a>Software RAID Level-5 Optimized Parameters</strong></span></p> <pre class="code codeBlock" spellcheck="false" tabindex="0"> </pre> <div><span style="font-family: courier new;"><strong>Run these commands as well as add them to the rc.local</strong><br><br><span style="font-size: xx-small;">echo 16384 > /sys/block/md1/md/stripe_cache_size; blockdev --setra 786432 /dev/md1<br>echo 16384 > /sys/block/md3/md/stripe_cache_size; blockdev --setra 786432 /dev/md3<br>echo 16384 > /sys/block/md4/md/stripe_cache_size; blockdev --setra 786432 /dev/md4<br>echo 16384 > /sys/block/md2/md/stripe_cache_size; blockdev --setra 786432 /dev/md2<br><br>Make sure your copy-and-paste doesn't break the grammar of shell script. Frequently, typo could happen at the time of pasting. </span></span></div> <div> </div> <p><span style="font-size: small; font-family: verdana,geneva;"> </span></p> </article> </main>