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Multipath I/O

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through the remaining controller, port or switch transparently and with no changes visible to the applications, other than perhaps resulting in increased
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Multipath software layers can leverage the redundant paths to provide performance-enhancing features, including dynamic
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is a fault-tolerance and performance-enhancement technique that defines more than one physical path between the
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ports. Should one controller, port or switch fail, the operating system can route the
220: 275: 209: 180: 149: 153: 131: 127: 197: 85: 138: 91: 15: 134:, controllers, switches, and bridge devices connecting them. 171:, automatic path management, and dynamic reconfiguration. 236: 148:on the same computer, or a disk may connect to two 43:but its sources remain unclear because it lacks 256: 8: 263: 249: 74:Learn how and when to remove this message 7: 217: 215: 200:, Linux Symposium 2005 p. 147 14: 219: 20: 297:Fault-tolerant computer systems 206:, Veritas Dynamic Multi pathing 1: 292:Computer storage technologies 126:in a computer system and its 235:. You can help Knowledge by 210:Linux Multipath Usage guide 313: 214: 144:may connect to two SCSI 29:This article includes a 282:Computer hardware stubs 58:more precise citations. 111: 90:Multipath access to a 287:Computer data storage 89: 130:devices through the 108:Storage area network 198:Linux Multipathing 186:Linux DM Multipath 112: 96:Linux DM Multipath 31:list of references 244: 243: 229:computer hardware 204:VxDMP white paper 137:As an example, a 84: 83: 76: 304: 265: 258: 251: 223: 216: 116:computer storage 104:Host bus adapter 79: 72: 68: 65: 59: 54:this article by 45:inline citations 24: 23: 16: 312: 311: 307: 306: 305: 303: 302: 301: 272: 271: 270: 269: 194: 177: 169:traffic shaping 142:hard disk drive 80: 69: 63: 60: 49: 35:related reading 25: 21: 12: 11: 5: 310: 308: 300: 299: 294: 289: 284: 274: 273: 268: 267: 260: 253: 245: 242: 241: 224: 213: 212: 207: 201: 193: 192:External links 190: 189: 188: 183: 176: 173: 165:load balancing 82: 81: 39:external links 28: 26: 19: 13: 10: 9: 6: 4: 3: 2: 309: 298: 295: 293: 290: 288: 285: 283: 280: 279: 277: 266: 261: 259: 254: 252: 247: 246: 240: 238: 234: 231:article is a 230: 225: 222: 218: 211: 208: 205: 202: 199: 196: 195: 191: 187: 184: 182: 181:Device mapper 179: 178: 174: 172: 170: 166: 161: 159: 155: 151: 150:Fibre Channel 147: 143: 140: 135: 133: 129: 125: 121: 120:multipath I/O 117: 109: 105: 101: 97: 93: 88: 78: 75: 67: 57: 53: 47: 46: 40: 36: 32: 27: 18: 17: 237:expanding it 226: 162: 136: 128:mass-storage 119: 113: 99: 70: 61: 50:Please help 42: 146:controllers 56:introducing 276:Categories 106:, "SAN" = 64:April 2016 175:See also 102:"HBA" = 158:latency 100:Legend: 52:improve 94:using 227:This 132:buses 37:, or 233:stub 139:SCSI 92:RAID 154:I/O 124:CPU 114:In 278:: 167:, 160:. 118:, 41:, 33:, 264:e 257:t 250:v 239:. 110:) 98:( 77:) 71:( 66:) 62:( 48:.

Index

list of references
related reading
external links
inline citations
improve
introducing
Learn how and when to remove this message

RAID
Linux DM Multipath
Host bus adapter
Storage area network
computer storage
CPU
mass-storage
buses
SCSI
hard disk drive
controllers
Fibre Channel
I/O
latency
load balancing
traffic shaping
Device mapper
Linux DM Multipath
Linux Multipathing
VxDMP white paper
Linux Multipath Usage guide
Stub icon

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