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updated descriptions

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Rob Weber 2024-07-29 13:19:39 +00:00
parent 23b17f4e47
commit 368bc7edc6
1 changed files with 7 additions and 7 deletions
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14
src/tools/raid-calculator/raid-calculator.service.ts
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@ -2,7 +2,7 @@ export { raidCalculations };
const raidCalculations = { const raidCalculations = {
raid_0: { raid_0: {
about: 'RAID 0 splits data evenly across 2 or more disks with redunancy or fault tolerance. More info: <a href="https://en.wikipedia.org/wiki/Standard_RAID_levels#RAID_0">Wikipedia</a>', about: 'RAID 0 the splits data evenly across 2 or more disks without redunancy or fault tolerance creating one large storage space. More info: <a href="https://en.wikipedia.org/wiki/Standard_RAID_levels#RAID_0" target="_blank">Wikipedia</a>',
requirements: 'RAID 0 requires at least 1 disk', requirements: 'RAID 0 requires at least 1 disk',
validate: function(num, size){ validate: function(num, size){
return num > 1 return num > 1
@ -19,7 +19,7 @@ const raidCalculations = {
} }
}, },
raid_1: { raid_1: {
about: 'RAID 1 consists of an exact copy of the data across two or moe disks. The array will operate as long as at least one drive is operational. More info: <a href="https://en.wikipedia.org/wiki/Standard_RAID_levels#RAID_1">Wikipedia</a>', about: 'RAID 1 consists of an exact copy of the data (mirror) across two or more disks. The array will operate as long as at least one drive is operational. More info: <a href="https://en.wikipedia.org/wiki/Standard_RAID_levels#RAID_1" target="_blank">Wikipedia</a>',
requirements: 'RAID 1 requires at least 1 disk', requirements: 'RAID 1 requires at least 1 disk',
validate: function(num, size){ validate: function(num, size){
return num > 1 return num > 1
@ -38,7 +38,7 @@ const raidCalculations = {
} }
}, },
raid_5: { raid_5: {
about: 'This is RAID 5', about: 'RAID 5 uses block level striping with parity. This allows for fault tolerance with a storage reduction equal to one drive for the parity information. More info: <a href="https://en.wikipedia.org/wiki/Standard_RAID_levels#RAID_5" target="_blank">Wikipedia</a>',
requirements: 'RAID 5 requires at least 3 disks', requirements: 'RAID 5 requires at least 3 disks',
validate: function(num, size){ validate: function(num, size){
return num >= 3 return num >= 3
@ -56,7 +56,7 @@ const raidCalculations = {
} }
}, },
raid_6: { raid_6: {
about: 'This is RAID 6', about: 'RAID 6 is similiar to RAID 5 but with an additional parity block. This allows for an additional disk failure at the cost of storage reduction equal to two drives. More info: <a href="https://en.wikipedia.org/wiki/Standard_RAID_levels#RAID_6" target="_blank">Wikipedia</a>',
requirements: 'RAID 6 requires at least 4 disks', requirements: 'RAID 6 requires at least 4 disks',
validate: function(num, size){ validate: function(num, size){
return num >= 4 return num >= 4
@ -74,7 +74,7 @@ const raidCalculations = {
} }
}, },
raid_10: { raid_10: {
about: 'RAID 10 is generally recognized as a stripe of mirrors (RAID 1 + RAID 2). Each set of drives is mirrored and striped together so that each drive in the set is fault tolerant within the group. More info: <a href="https://en.wikipedia.org/wiki/Nested_RAID_levels#RAID_10_(RAID_1+0)">Wikipedia</a>', about: 'RAID 10 is generally recognized as a stripe of mirrors (RAID 1 + RAID 0). Each set of drives is mirrored and striped together so that each drive in the set is fault tolerant within the group. More info: <a href="https://en.wikipedia.org/wiki/Nested_RAID_levels#RAID_10_(RAID_1+0)" target="_blank">Wikipedia</a>',
requirements: 'RAID 10 requires an even number of at least 4 disks', requirements: 'RAID 10 requires an even number of at least 4 disks',
validate: function(num, size){ validate: function(num, size){
return num >= 4 && num % 2 == 0 return num >= 4 && num % 2 == 0
@ -87,8 +87,8 @@ const raidCalculations = {
return `${num - 2}x read speed gain and write speed penalty (due to parity calculations)`; return `${num - 2}x read speed gain and write speed penalty (due to parity calculations)`;
}, },
fault: function(num, size, unit){ fault: function(num, size, unit){
// always 2 drive failures // one per mirror
return "At least 1 drive failure per mirrored set"; return "1 drive failure per mirrored set";
} }
} }
} }