gekon:~# cat /etc/issue
Debian GNU/Linux 5.0 \n \l
gekon:~# dpkg -l | grep drbd
ii  drbd8-source                              2:8.3.7-1~bpo50+1            RAID 1 over tcp/ip for Linux module source
ii  drbd8-utils                               2:8.3.7-1~bpo50+1            RAID 1 over tcp/ip for Linux utilities
gekon:~# uname -
2.6.32-bpo.5-xen-amd64 #1 SMP Thu Oct 21 13:52:59 UTC 2010 x86_64 GNU/Linux
gekon:~# for i in `ls /sys/block/`; do echo -n "$i: " ; cat /sys/block/$i/queue/scheduler; done
dm-0: noop anticipatory deadline [cfq]
dm-1: noop anticipatory deadline [cfq]
dm-10: noop anticipatory deadline [cfq]
dm-100: noop anticipatory deadline [cfq]
dm-101: noop anticipatory deadline [cfq]
dm-102: noop anticipatory deadline [cfq]
dm-103: noop anticipatory deadline [cfq]
dm-104: noop anticipatory deadline [cfq]
dm-105: noop anticipatory deadline [cfq]
dm-106: noop anticipatory deadline [cfq]
dm-107: noop anticipatory deadline [cfq]
dm-108: noop anticipatory deadline [cfq]
dm-109: noop anticipatory deadline [cfq]
dm-11: noop anticipatory deadline [cfq]
dm-110: noop anticipatory deadline [cfq]
dm-111: noop anticipatory deadline [cfq]
dm-112: noop anticipatory deadline [cfq]
dm-113: noop anticipatory deadline [cfq]
dm-114: noop anticipatory deadline [cfq]
dm-115: noop anticipatory deadline [cfq]
dm-116: noop anticipatory deadline [cfq]
dm-117: noop anticipatory deadline [cfq]
dm-118: noop anticipatory deadline [cfq]
dm-119: noop anticipatory deadline [cfq]
dm-12: noop anticipatory deadline [cfq]
dm-120: noop anticipatory deadline [cfq]
dm-121: noop anticipatory deadline [cfq]
dm-122: noop anticipatory deadline [cfq]
dm-123: noop anticipatory deadline [cfq]
dm-124: noop anticipatory deadline [cfq]
dm-125: noop anticipatory deadline [cfq]
dm-126: noop anticipatory deadline [cfq]
dm-127: noop anticipatory deadline [cfq]
dm-128: noop anticipatory deadline [cfq]
dm-129: noop anticipatory deadline [cfq]
dm-13: noop anticipatory deadline [cfq]
dm-130: noop anticipatory deadline [cfq]
dm-131: noop anticipatory deadline [cfq]
dm-132: noop anticipatory deadline [cfq]
dm-133: noop anticipatory deadline [cfq]
dm-134: noop anticipatory deadline [cfq]
dm-135: noop anticipatory deadline [cfq]
dm-136: noop anticipatory deadline [cfq]
dm-137: noop anticipatory deadline [cfq]
dm-138: noop anticipatory deadline [cfq]
dm-139: noop anticipatory deadline [cfq]
dm-14: noop anticipatory deadline [cfq]
dm-140: noop anticipatory deadline [cfq]
dm-141: noop anticipatory deadline [cfq]
dm-142: noop anticipatory deadline [cfq]
dm-143: noop anticipatory deadline [cfq]
dm-144: noop anticipatory deadline [cfq]
dm-145: noop anticipatory deadline [cfq]
dm-146: noop anticipatory deadline [cfq]
dm-147: noop anticipatory deadline [cfq]
dm-148: noop anticipatory deadline [cfq]
dm-149: noop anticipatory deadline [cfq]
dm-15: noop anticipatory deadline [cfq]
dm-150: noop anticipatory deadline [cfq]
dm-151: noop anticipatory deadline [cfq]
dm-152: noop anticipatory deadline [cfq]
dm-153: noop anticipatory deadline [cfq]
dm-154: noop anticipatory deadline [cfq]
dm-155: noop anticipatory deadline [cfq]
dm-156: noop anticipatory deadline [cfq]
dm-157: noop anticipatory deadline [cfq]
dm-158: noop anticipatory deadline [cfq]
dm-159: noop anticipatory deadline [cfq]
dm-16: noop anticipatory deadline [cfq]
dm-160: noop anticipatory deadline [cfq]
dm-161: noop anticipatory deadline [cfq]
dm-162: noop anticipatory deadline [cfq]
dm-163: noop anticipatory deadline [cfq]
dm-164: noop anticipatory deadline [cfq]
dm-165: noop anticipatory deadline [cfq]
dm-166: noop anticipatory deadline [cfq]
dm-167: noop anticipatory deadline [cfq]
dm-168: noop anticipatory deadline [cfq]
dm-169: noop anticipatory deadline [cfq]
dm-17: noop anticipatory deadline [cfq]
dm-170: noop anticipatory deadline [cfq]
dm-171: noop anticipatory deadline [cfq]
dm-172: noop anticipatory deadline [cfq]
dm-173: noop anticipatory deadline [cfq]
dm-174: noop anticipatory deadline [cfq]
dm-175: noop anticipatory deadline [cfq]
dm-176: noop anticipatory deadline [cfq]
dm-177: noop anticipatory deadline [cfq]
dm-178: noop anticipatory deadline [cfq]
dm-179: noop anticipatory deadline [cfq]
dm-18: noop anticipatory deadline [cfq]
dm-180: noop anticipatory deadline [cfq]
dm-181: noop anticipatory deadline [cfq]
dm-182: noop anticipatory deadline [cfq]
dm-183: noop anticipatory deadline [cfq]
dm-184: noop anticipatory deadline [cfq]
dm-185: noop anticipatory deadline [cfq]
dm-186: noop anticipatory deadline [cfq]
dm-187: noop anticipatory deadline [cfq]
dm-188: noop anticipatory deadline [cfq]
dm-189: noop anticipatory deadline [cfq]
dm-19: noop anticipatory deadline [cfq]
dm-190: noop anticipatory deadline [cfq]
dm-191: noop anticipatory deadline [cfq]
dm-192: noop anticipatory deadline [cfq]
dm-193: noop anticipatory deadline [cfq]
dm-194: noop anticipatory deadline [cfq]
dm-195: noop anticipatory deadline [cfq]
dm-196: noop anticipatory deadline [cfq]
dm-197: noop anticipatory deadline [cfq]
dm-198: noop anticipatory deadline [cfq]
dm-199: noop anticipatory deadline [cfq]
dm-2: noop anticipatory deadline [cfq]
dm-20: noop anticipatory deadline [cfq]
dm-21: noop anticipatory deadline [cfq]
dm-212: noop anticipatory deadline [cfq]
dm-213: noop anticipatory deadline [cfq]
dm-214: noop anticipatory deadline [cfq]
dm-215: noop anticipatory deadline [cfq]
dm-216: noop anticipatory deadline [cfq]
dm-217: noop anticipatory deadline [cfq]
dm-218: noop anticipatory deadline [cfq]
dm-219: noop anticipatory deadline [cfq]
dm-22: noop anticipatory deadline [cfq]
dm-220: noop anticipatory deadline [cfq]
dm-221: noop anticipatory deadline [cfq]
dm-222: noop anticipatory deadline [cfq]
dm-223: noop anticipatory deadline [cfq]
dm-225: noop anticipatory deadline [cfq]
dm-226: noop anticipatory deadline [cfq]
dm-227: noop anticipatory deadline [cfq]
dm-228: noop anticipatory deadline [cfq]
dm-23: noop anticipatory deadline [cfq]
dm-234: noop anticipatory deadline [cfq]
dm-235: noop anticipatory deadline [cfq]
dm-236: noop anticipatory deadline [cfq]
dm-237: noop anticipatory deadline [cfq]
dm-238: noop anticipatory deadline [cfq]
dm-239: noop anticipatory deadline [cfq]
dm-24: noop anticipatory deadline [cfq]
dm-240: noop anticipatory deadline [cfq]
dm-25: noop anticipatory deadline [cfq]
dm-254: noop anticipatory deadline [cfq]
dm-255: noop anticipatory deadline [cfq]
dm-26: noop anticipatory deadline [cfq]
dm-27: noop anticipatory deadline [cfq]
dm-271: noop anticipatory deadline [cfq]
dm-272: noop anticipatory deadline [cfq]
dm-273: noop anticipatory deadline [cfq]
dm-274: noop anticipatory deadline [cfq]
dm-278: noop anticipatory deadline [cfq]
dm-279: noop anticipatory deadline [cfq]
dm-28: noop anticipatory deadline [cfq]
dm-280: noop anticipatory deadline [cfq]
dm-281: noop anticipatory deadline [cfq]
dm-29: noop anticipatory deadline [cfq]
dm-3: noop anticipatory deadline [cfq]
dm-30: noop anticipatory deadline [cfq]
dm-305: noop anticipatory deadline [cfq]
dm-306: noop anticipatory deadline [cfq]
dm-307: noop anticipatory deadline [cfq]
dm-308: noop anticipatory deadline [cfq]
dm-309: noop anticipatory deadline [cfq]
dm-31: noop anticipatory deadline [cfq]
dm-310: noop anticipatory deadline [cfq]
dm-311: noop anticipatory deadline [cfq]
dm-312: noop anticipatory deadline [cfq]
dm-313: noop anticipatory deadline [cfq]
dm-318: noop anticipatory deadline [cfq]
dm-319: noop anticipatory deadline [cfq]
dm-32: noop anticipatory deadline [cfq]
dm-320: noop anticipatory deadline [cfq]
dm-321: noop anticipatory deadline [cfq]
dm-322: noop anticipatory deadline [cfq]
dm-323: noop anticipatory deadline [cfq]
dm-324: noop anticipatory deadline [cfq]
dm-325: noop anticipatory deadline [cfq]
dm-329: noop anticipatory deadline [cfq]
dm-33: noop anticipatory deadline [cfq]
dm-330: noop anticipatory deadline [cfq]
dm-331: noop anticipatory deadline [cfq]
dm-332: noop anticipatory deadline [cfq]
dm-339: noop anticipatory deadline [cfq]
dm-34: noop anticipatory deadline [cfq]
dm-340: noop anticipatory deadline [cfq]
dm-341: noop anticipatory deadline [cfq]
dm-342: noop anticipatory deadline [cfq]
dm-347: noop anticipatory deadline [cfq]
dm-35: noop anticipatory deadline [cfq]
dm-355: noop anticipatory deadline [cfq]
dm-356: noop anticipatory deadline [cfq]
dm-357: noop anticipatory deadline [cfq]
dm-358: noop anticipatory deadline [cfq]
dm-359: noop anticipatory deadline [cfq]
dm-36: noop anticipatory deadline [cfq]
dm-360: noop anticipatory deadline [cfq]
dm-361: noop anticipatory deadline [cfq]
dm-362: noop anticipatory deadline [cfq]
dm-363: noop anticipatory deadline [cfq]
dm-367: noop anticipatory deadline [cfq]
dm-368: noop anticipatory deadline [cfq]
dm-369: noop anticipatory deadline [cfq]
dm-37: noop anticipatory deadline [cfq]
dm-370: noop anticipatory deadline [cfq]
dm-378: noop anticipatory deadline [cfq]
dm-379: noop anticipatory deadline [cfq]
dm-38: noop anticipatory deadline [cfq]
dm-380: noop anticipatory deadline [cfq]
dm-381: noop anticipatory deadline [cfq]
dm-39: noop anticipatory deadline [cfq]
dm-394: noop anticipatory deadline [cfq]
dm-398: noop anticipatory deadline [cfq]
dm-4: noop anticipatory deadline [cfq]
dm-40: noop anticipatory deadline [cfq]
dm-406: noop anticipatory deadline [cfq]
dm-407: noop anticipatory deadline [cfq]
dm-408: noop anticipatory deadline [cfq]
dm-409: noop anticipatory deadline [cfq]
dm-41: noop anticipatory deadline [cfq]
dm-410: noop anticipatory deadline [cfq]
dm-411: noop anticipatory deadline [cfq]
dm-412: noop anticipatory deadline [cfq]
dm-413: noop anticipatory deadline [cfq]
dm-414: noop anticipatory deadline [cfq]
dm-418: noop anticipatory deadline [cfq]
dm-419: noop anticipatory deadline [cfq]
dm-42: noop anticipatory deadline [cfq]
dm-420: noop anticipatory deadline [cfq]
dm-421: noop anticipatory deadline [cfq]
dm-422: noop anticipatory deadline [cfq]
dm-423: noop anticipatory deadline [cfq]
dm-424: noop anticipatory deadline [cfq]
dm-43: noop anticipatory deadline [cfq]
dm-44: noop anticipatory deadline [cfq]
dm-45: noop anticipatory deadline [cfq]
dm-46: noop anticipatory deadline [cfq]
dm-47: noop anticipatory deadline [cfq]
dm-48: noop anticipatory deadline [cfq]
dm-49: noop anticipatory deadline [cfq]
dm-5: noop anticipatory deadline [cfq]
dm-50: noop anticipatory deadline [cfq]
dm-51: noop anticipatory deadline [cfq]
dm-52: noop anticipatory deadline [cfq]
dm-53: noop anticipatory deadline [cfq]
dm-54: noop anticipatory deadline [cfq]
dm-55: noop anticipatory deadline [cfq]
dm-56: noop anticipatory deadline [cfq]
dm-57: noop anticipatory deadline [cfq]
dm-58: noop anticipatory deadline [cfq]
dm-59: noop anticipatory deadline [cfq]
dm-6: noop anticipatory deadline [cfq]
dm-60: noop anticipatory deadline [cfq]
dm-61: noop anticipatory deadline [cfq]
dm-62: noop anticipatory deadline [cfq]
dm-63: noop anticipatory deadline [cfq]
dm-64: noop anticipatory deadline [cfq]
dm-65: noop anticipatory deadline [cfq]
dm-66: noop anticipatory deadline [cfq]
dm-67: noop anticipatory deadline [cfq]
dm-68: noop anticipatory deadline [cfq]
dm-69: noop anticipatory deadline [cfq]
dm-7: noop anticipatory deadline [cfq]
dm-70: noop anticipatory deadline [cfq]
dm-71: noop anticipatory deadline [cfq]
dm-72: noop anticipatory deadline [cfq]
dm-73: noop anticipatory deadline [cfq]
dm-74: noop anticipatory deadline [cfq]
dm-75: noop anticipatory deadline [cfq]
dm-76: noop anticipatory deadline [cfq]
dm-77: noop anticipatory deadline [cfq]
dm-78: noop anticipatory deadline [cfq]
dm-79: noop anticipatory deadline [cfq]
dm-8: noop anticipatory deadline [cfq]
dm-80: noop anticipatory deadline [cfq]
dm-81: noop anticipatory deadline [cfq]
dm-82: noop anticipatory deadline [cfq]
dm-83: noop anticipatory deadline [cfq]
dm-84: noop anticipatory deadline [cfq]
dm-85: noop anticipatory deadline [cfq]
dm-86: noop anticipatory deadline [cfq]
dm-87: noop anticipatory deadline [cfq]
dm-88: noop anticipatory deadline [cfq]
dm-89: noop anticipatory deadline [cfq]
dm-9: noop anticipatory deadline [cfq]
dm-90: noop anticipatory deadline [cfq]
dm-91: noop anticipatory deadline [cfq]
dm-92: noop anticipatory deadline [cfq]
dm-93: noop anticipatory deadline [cfq]
dm-94: noop anticipatory deadline [cfq]
dm-95: noop anticipatory deadline [cfq]
dm-96: noop anticipatory deadline [cfq]
dm-97: noop anticipatory deadline [cfq]
dm-98: noop anticipatory deadline [cfq]
dm-99: noop anticipatory deadline [cfq]
drbd0: none
drbd1: none
drbd10: none
drbd100: none
drbd101: none
drbd102: none
drbd103: none
drbd104: none
drbd105: none
drbd106: none
drbd107: none
drbd108: none
drbd109: none
drbd11: none
drbd110: none
drbd111: none
drbd112: none
drbd113: none
drbd114: none
drbd115: none
drbd116: none
drbd117: none
drbd118: none
drbd119: none
drbd12: none
drbd120: none
drbd121: none
drbd122: none
drbd123: none
drbd124: none
drbd125: none
drbd126: none
drbd127: none
drbd128: none
drbd129: none
drbd13: none
drbd130: none
drbd131: none
drbd132: none
drbd133: none
drbd134: none
drbd135: none
drbd136: none
drbd137: none
drbd138: none
drbd139: none
drbd14: none
drbd140: none
drbd141: none
drbd142: none
drbd143: none
drbd144: none
drbd145: none
drbd146: none
drbd147: none
drbd148: none
drbd149: none
drbd15: none
drbd150: none
drbd151: none
drbd152: none
drbd153: none
drbd154: none
drbd155: none
drbd156: none
drbd157: none
drbd158: none
drbd159: none
drbd16: none
drbd160: none
drbd161: none
drbd162: none
drbd163: none
drbd164: none
drbd165: none
drbd166: none
drbd167: none
drbd168: none
drbd169: none
drbd17: none
drbd170: none
drbd171: none
drbd172: none
drbd173: none
drbd174: none
drbd175: none
drbd176: none
drbd177: none
drbd178: none
drbd179: none
drbd18: none
drbd180: none
drbd181: none
drbd182: none
drbd183: none
drbd184: none
drbd185: none
drbd186: none
drbd187: none
drbd188: none
drbd189: none
drbd19: none
drbd190: none
drbd191: none
drbd192: none
drbd193: none
drbd194: none
drbd195: none
drbd196: none
drbd197: none
drbd198: none
drbd199: none
drbd2: none
drbd20: none
drbd200: none
drbd201: none
drbd202: none
drbd203: none
drbd204: none
drbd205: none
drbd207: none
drbd208: none
drbd209: none
drbd21: none
drbd210: none
drbd211: none
drbd212: none
drbd213: none
drbd214: none
drbd215: none
drbd216: none
drbd217: none
drbd218: none
drbd219: none
drbd22: none
drbd220: none
drbd221: none
drbd222: none
drbd223: none
drbd224: none
drbd225: none
drbd226: none
drbd227: none
drbd228: none
drbd23: none
drbd230: none
drbd231: none
drbd232: none
drbd233: none
drbd234: none
drbd235: none
drbd236: none
drbd237: none
drbd238: none
drbd239: none
drbd24: none
drbd240: none
drbd241: none
drbd242: none
drbd245: none
drbd246: none
drbd247: none
drbd248: none
drbd249: none
drbd25: none
drbd250: none
drbd251: none
drbd252: none
drbd253: none
drbd26: none
drbd27: none
drbd28: none
drbd29: none
drbd3: none
drbd30: none
drbd31: none
drbd32: none
drbd33: none
drbd34: none
drbd35: none
drbd36: none
drbd37: none
drbd38: none
drbd39: none
drbd4: none
drbd40: none
drbd41: none
drbd42: none
drbd43: none
drbd44: none
drbd45: none
drbd46: none
drbd47: none
drbd48: none
drbd49: none
drbd5: none
drbd50: none
drbd51: none
drbd52: none
drbd53: none
drbd54: none
drbd55: none
drbd56: none
drbd57: none
drbd58: none
drbd59: none
drbd6: none
drbd60: none
drbd61: none
drbd62: none
drbd63: none
drbd64: none
drbd65: none
drbd66: none
drbd67: none
drbd68: none
drbd69: none
drbd7: none
drbd70: none
drbd71: none
drbd72: none
drbd73: none
drbd74: none
drbd75: none
drbd76: none
drbd77: none
drbd78: none
drbd79: none
drbd8: none
drbd80: none
drbd81: none
drbd82: none
drbd83: none
drbd84: none
drbd85: none
drbd86: none
drbd87: none
drbd88: none
drbd89: none
drbd9: none
drbd90: none
drbd91: none
drbd92: none
drbd93: none
drbd94: none
drbd95: none
drbd96: none
drbd97: none
drbd98: none
drbd99: none
loop0: none
loop1: none
loop2: none
loop3: none
loop4: none
loop5: none
loop6: none
loop7: none
md0: none
md1: none
md2: none
md3: none
sda: noop anticipatory deadline [cfq]
sdb: noop anticipatory deadline [cfq]
sdc: noop anticipatory deadline [cfq]
sdd: noop anticipatory deadline [cfq]
sde: noop anticipatory deadline [cfq]
sdf: noop anticipatory deadline [cfq]
sdg: noop anticipatory deadline [cfq]
sr0: noop anticipatory deadline [cfq]
sr1: noop anticipatory deadline [cfq]