Subject: RE: 3390 Track Capacity Chart
From: Allan Peterson (Allan.Peterson@revera.co.nz)
Date: Wed Aug 26 2009 - 17:48:26 EDT
Yippeee I'm not alone in the world ... so we now know there are at least two of us on USP-V's -----Original Message----- From: owner-vse-l@Lehigh.EDU [mailto:owner-vse-l@Lehigh.EDU] On Behalf Of Steve Mondy Sent: Thursday, 27 August 2009 9:07 a.m. To: VSE Discussion List Subject: RE: 3390 Track Capacity Chart These are still good numbers. We just moved a tape file blocked at 32k to disk then tried it with half track blocking ~ 27998 and used less disk allocation. We are using Hitachi USP-V subsystem. Steve H. Mondy Mainframe Technical Support Manager Open Solutions Inc. 3900 Essex Lane, Suite 400 Houston, TX 77027-5100 Office 713-965-8457 Cell 281-409-2870 Fax 713-965-8405 Email steve.mondy@opensolutions.com www.bank.opensolutions.com www.opensolutions.com -----Original Message----- From: owner-vse-l@Lehigh.EDU [mailto:owner-vse-l@Lehigh.EDU] On Behalf Of David Heilman Sent: Wednesday, August 26, 2009 3:56 PM To: VSE Discussion List Subject: Re: 3390 Track Capacity Chart Is this really true with todays disk architecture? These calculation where done for a real 3390 with real disk platers with their big heads. If your disk is a RAID-5 array then who really know how much disk space is lost by bad space allocations. McBride, Catherine wrote: > > > -----Original Message----- > *From:* owner-vse-l@Lehigh.EDU [mailto:owner-vse-l@Lehigh.EDU]*On > Behalf Of *Kevin Corkery > *Sent:* Wednesday, August 26, 2009 3:32 PM > *To:* VSE Discussion List > *Subject:* 3390 Track Capacity Chart > > Anyone know where these can be found today? I know how to do this > for VSAM but I need to do this for regular sequential disk. TIA. > > Kevin P. Corkery > Independent Consultant > Voorhees, NJ 08043 > > > ------------------------------------------------------------------------ > > Data Length Range | Percent | Maximum Track | Maximum Cylinder | > | | Space | Capacity * | Capacity * | > | Min Max | Used * | Records Bytes | Records Bytes | > |___________________|_________|__________________|__________________| > | 27 999 56 664 | 100.0 | 1 56 664 | 15 849 960 | > | 18 453 27 998 | 98.8 | 2 55 996 | 30 839 940 | > | 13 683 18 452 | 97.7 | 3 55 356 | 45 830 340 | > | 10 797 13 682 | 96.6 | 4 54 728 | 60 820 920 | > | 8 907 10 796 | 95.3 | 5 53 980 | 75 809 700 | > | 7 549 8 906 | 94.3 | 6 53 436 | 90 801 540 | > | 6 519 7 548 | 93.2 | 7 52 836 | 105 792 540 | > | 5 727 6 518 | 92.0 | 8 52 144 | 120 782 160 | > | 5 065 5 726 | 90.9 | 9 51 534 | 135 773 010 | > | 4 567 5 064 | 89.4 | 10 50 640 | 150 759 600 | > | 4 137 4 566 | 88.6 | 11 50 226 | 165 753 390 | > | 3 769 4 136 | 87.6 | 12 49 632 | 180 744 480 | > | 3 441 3 768 | 86.4 | 13 48 984 | 195 734 760 | > | 3 175 3 440 | 85.0 | 14 48 160 | 210 722 400 | > | 2 943 3 174 | 84.0 | 15 47 610 | 225 714 150 | > | 2 711 2 942 | 83.1 | 16 47 072 | 240 706 080 | > | 2 547 2 710 | 81.3 | 17 46 070 | 255 691 050 | > | 2 377 2 546 | 80.9 | 18 45 828 | 270 687 420 | > | 2 213 2 376 | 79.7 | 19 45 144 | 285 677 160 | > | 2 083 2 212 | 78.1 | 20 44 240 | 300 663 600 | > | 1 947 2 082 | 77.2 | 21 43 722 | 315 655 830 | > | 1 851 1 946 | 75.6 | 22 42 812 | 330 642 180 | > | 1 749 1 850 | 75.1 | 23 42 550 | 345 638 250 | > | 1 647 1 748 | 74.0 | 24 41 952 | 360 629 280 | > | 1 551 1 646 | 72.6 | 25 41 150 | 375 617 250 | > | 1 483 1 550 | 71.1 | 26 40 300 | 390 604 500 | > | 1 387 1 482 | 70.6 | 27 40 014 | 405 600 210 | > | 1 319 1 386 | 68.5 | 28 38 808 | 420 582 120 | > | 1 251 1 318 | 67.5 | 29 38 222 | 435 573 330 | > | 1 183 1 250 | 66.2 | 30 37 500 | 450 562 500 | > | 1 155 1 182 | 64.7 | 31 36 642 | 465 549 630 | > | 1 087 1 154 | 65.2 | 32 36 928 | 480 553 920 | > | 1 019 1 086 | 63.2 | 33 35 838 | 495 537 570 | > | 985 1 018 | 61.1 | 34 34 612 | 510 519 180 | > | 951 984 | 60.8 | 35 34 440 | 525 516 600 | > | 889 950 | 60.4 | 36 34 200 | 540 513 000 | > | 855 888 | 58.0 | 37 32 856 | 555 492 840 | > | 821 854 | 57.3 | 38 32 452 | 570 486 780 | > | 787 820 | 56.4 | 39 31 980 | 585 479 700 | > | 753 786 | 55.5 | 40 31 440 | 600 471 600 | > | 719 752 | 54.4 | 41 30 832 | 615 462 480 | > | 691 718 | 53.2 | 42 30 156 | 630 452 340 | > | 657 690 | 52.4 | 43 29 670 | 645 445 050 | > | 623 656 | 50.9 | 44 28 864 | 660 432 960 | > | 589 622 | 49.4 | 45 27 990 | 675 419 850 | > | 555 588 | 47.7 | 46 27 048 | 690 405 720 | > | 521 554 | 46.9 | 48 26 592 | 720 398 880 | > | 487 520 | 45.0 | 49 25 480 | 735 382 200 | > | 459 486 | 42.9 | 50 24 300 | 750 364 500 | > | 425 458 | 42.0 | 52 23 816 | 780 357 240 | > | 391 424 | 40.4 | 54 22 896 | 810 343 440 | > | 357 390 | 37.9 | 55 21 450 | 825 321 750 | > | 323 356 | 35.8 | 57 20 292 | 855 304 380 | > | 289 322 | 33.5 | 59 18 998 | 885 284 970 | > | 255 288 | 31.0 | 61 17 568 | 915 263 520 | > | 227 254 | 28.7 | 64 16 256 | 960 243 840 | > | 193 226 | 26.3 | 66 14 916 | 990 223 740 | > | 159 192 | 23.4 | 69 13 248 | 1035 198 720 | > | 125 158 | 20.1 | 72 11 376 | 1080 170 640 | > | 91 124 | 16.4 | 75 9 300 | 1125 139 500 | > | 57 90 | 12.4 | 78 7 020 | 1170 105 300 | > | 23 56 | 8.1 | 82 4 592 | 1230 68 880 | > | 1 22 | 3.3 | 86 1 892 | 1290 28 380 | > |___________________|_________|__________________|__________________| > * Calculations are made using maximum size record in range. > > > Figure 49. 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