Import RAID-5 code.
Add Cybernet copyright. OK'd-by: Chuck Jacobus <chuck@cybernet.com> vinum_ldi: Calculate the percentage used correctly. vinum_lsi: Flag detached subdisks. vinum_info: Request info: get the major and minor numbers and print them correctly. list_defective_objects: New function, for listing objects which aren't up after vinum_start. Requested-by: Steve Taylor <staylor@cybernet.com>
This commit is contained in:
Greg Lehey
parent
d9170b4e00
commit
4391e2334d
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@ -4,6 +4,10 @@
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* Copyright (c) 1997, 1998
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* Nan Yang Computer Services Limited. All rights reserved.
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*
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* Parts copyright (c) 1997, 1998 Cybernet Corporation, NetMAX project.
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*
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* Written by Greg Lehey
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*
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* This software is distributed under the so-called ``Berkeley
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* License'':
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*
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@ -35,7 +39,7 @@
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* otherwise) arising in any way out of the use of this software, even if
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* advised of the possibility of such damage.
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*
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* $Id: list.c,v 1.18 1999/03/10 09:26:46 grog Exp grog $
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* $Id: list.c,v 1.19 1999/07/03 04:00:05 grog Exp grog $
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*/
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#include <ctype.h>
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@ -190,7 +194,7 @@ vinum_ldi(int driveno, int recurse)
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else
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printf(" (%d%%)\n",
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(int) ((drive.sectors_available * 100 * DEV_BSIZE)
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/ (drive.label.drive_size - DATASTART)));
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/ (drive.label.drive_size - (DATASTART * DEV_BSIZE))));
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}
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if (sflag) {
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if (verbose || Verbose) {
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@ -437,12 +441,19 @@ vinum_lpi(int plexno, int recurse)
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(int) (plex.multiblock * 100 / (plex.reads + plex.writes)),
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plex.multistripe,
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(int) (plex.multistripe * 100 / (plex.reads + plex.writes)));
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if (plex.recovered_reads)
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printf("\t\tRecovered reads:%16qd\n", plex.recovered_reads);
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if (plex.degraded_writes)
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printf("\t\tDegraded writes:%16qd\n", plex.degraded_writes);
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if (plex.parityless_writes)
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printf("\t\tParityless writes:%14qd\n", plex.parityless_writes);
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} else {
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printf("%-15s\t%7qd\t%15qd\t", plex.name, plex.reads, plex.bytes_read);
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if (plex.reads != 0)
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printf("%7qd\t\t", plex.bytes_read / plex.reads);
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printf("%7qd\t", plex.bytes_read / plex.reads);
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else
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printf("\t\t");
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printf("\t");
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printf("%7qd\t", plex.recovered_reads);
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printf("%7qd\t%15qd\t", plex.writes, plex.bytes_written);
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if (plex.writes != 0)
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printf("%7qd\t", plex.bytes_written / plex.writes);
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@ -543,10 +554,14 @@ vinum_lsi(int sdno, int recurse)
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sd.driveoffset * DEV_BSIZE,
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roughlength(sd.driveoffset * DEV_BSIZE, 1));
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} else if (!sflag) { /* brief listing, no stats */
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printf("S %-21s State: %s\tPO: %s ",
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printf("S %-21s State: %s\t",
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sd.name,
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sd_state(sd.state),
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&(roughlength(sd.plexoffset << DEV_BSHIFT, 0))[2]); /* what a kludge! */
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sd_state(sd.state));
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if (sd.plexno == -1)
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printf("(detached)\t");
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else
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printf("PO: %s ",
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&(roughlength(sd.plexoffset << DEV_BSHIFT, 0))[2]); /* what a kludge! */
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printf("Size: %s\n",
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roughlength(sd.sectors << DEV_BSHIFT, 0));
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}
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@ -710,31 +725,34 @@ vinum_info(int argc, char *argv[], char *argv0[])
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break;
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case loginfo_user_bp: /* this is the bp when strategy is called */
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printf("%s 1VS %s %p\t0x%x\t0x%-9x\t%ld\n",
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printf("%s 1VS %s %p\t%d.%d\t0x%-9x\t%ld\n",
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timetext(&rq.timestamp),
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rq.info.b.b_flags & B_READ ? "Read " : "Write",
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rq.bp,
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rq.info.b.b_dev,
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rq.devmajor,
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rq.devminor,
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rq.info.b.b_blkno,
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rq.info.b.b_bcount);
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break;
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case loginfo_user_bpl: /* and this is the bp at launch time */
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printf("%s 2LR %s %p\t0x%x\t0x%-9x\t%ld\n",
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printf("%s 2LR %s %p\t%d.%d\t0x%-9x\t%ld\n",
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timetext(&rq.timestamp),
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rq.info.b.b_flags & B_READ ? "Read " : "Write",
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rq.bp,
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rq.info.b.b_dev,
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rq.devmajor,
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rq.devminor,
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rq.info.b.b_blkno,
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rq.info.b.b_bcount);
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break;
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case loginfo_rqe: /* user RQE */
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printf("%s 3RQ %s %p\t0x%x\t0x%-9x\t%ld\t%d\t%x\t%x\t%x\n",
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printf("%s 3RQ %s %p\t%d.%d\t0x%-9x\t%ld\t%d\t%x\t%x\t%x\n",
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timetext(&rq.timestamp),
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rq.info.rqe.b.b_flags & B_READ ? "Read " : "Write",
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rq.bp,
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rq.info.rqe.b.b_dev,
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rq.devmajor,
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rq.devminor,
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rq.info.rqe.b.b_blkno,
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rq.info.rqe.b.b_bcount,
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rq.info.rqe.sdno,
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@ -744,11 +762,12 @@ vinum_info(int argc, char *argv[], char *argv0[])
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break;
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case loginfo_iodone: /* iodone called */
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printf("%s 4DN %s %p\t0x%x\t0x%-9x\t%ld\t%d\t%x\t%x\t%x\n",
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printf("%s 4DN %s %p\t%d.%d\t0x%-9x\t%ld\t%d\t%x\t%x\t%x\n",
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timetext(&rq.timestamp),
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rq.info.rqe.b.b_flags & B_READ ? "Read " : "Write",
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rq.bp,
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rq.info.rqe.b.b_dev,
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rq.devmajor,
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rq.devminor,
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rq.info.rqe.b.b_blkno,
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rq.info.rqe.b.b_bcount,
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rq.info.rqe.sdno,
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@ -758,11 +777,12 @@ vinum_info(int argc, char *argv[], char *argv0[])
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break;
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case loginfo_raid5_data: /* RAID-5 write data block */
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printf("%s 5RD %s %p\t0x%x\t0x%-9x\t%ld\t%d\t%x\t%x\t%x\n",
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printf("%s 5RD %s %p\t%d.%d\t0x%-9x\t%ld\t%d\t%x\t%x\t%x\n",
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timetext(&rq.timestamp),
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rq.info.rqe.b.b_flags & B_READ ? "Read " : "Write",
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rq.bp,
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rq.info.rqe.b.b_dev,
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rq.devmajor,
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rq.devminor,
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rq.info.rqe.b.b_blkno,
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rq.info.rqe.b.b_bcount,
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rq.info.rqe.sdno,
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@ -772,11 +792,12 @@ vinum_info(int argc, char *argv[], char *argv0[])
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break;
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case loginfo_raid5_parity: /* RAID-5 write parity block */
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printf("%s 6RP %s %p\t0x%x\t0x%-9x\t%ld\t%d\t%x\t%x\t%x\n",
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printf("%s 6RP %s %p\t%d.%d\t0x%-9x\t%ld\t%d\t%x\t%x\t%x\n",
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timetext(&rq.timestamp),
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rq.info.rqe.b.b_flags & B_READ ? "Read " : "Write",
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rq.bp,
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rq.info.rqe.b.b_dev,
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rq.devmajor,
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rq.devminor,
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rq.info.rqe.b.b_blkno,
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rq.info.rqe.b.b_bcount,
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rq.info.rqe.sdno,
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@ -884,7 +905,8 @@ printconfig(FILE * of, char *comment)
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if (plex.volno >= 0) { /* we have a volume */
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get_volume_info(&vol, plex.volno);
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fprintf(of, "vol %s ", vol.name);
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}
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} else
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fprintf(of, "detached ");
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fprintf(of, "\n");
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}
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}
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@ -894,16 +916,84 @@ printconfig(FILE * of, char *comment)
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get_sd_info(&sd, i);
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if (sd.state != sd_unallocated) {
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get_drive_info(&drive, sd.driveno);
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get_plex_info(&plex, sd.plexno);
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fprintf(of,
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"%ssd name %s drive %s plex %s len %qds driveoffset %qds plexoffset %qds\n",
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comment,
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sd.name,
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drive.label.name,
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plex.name,
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sd.sectors,
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sd.driveoffset,
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sd.plexoffset);
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if (sd.plexno >= 0) {
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get_plex_info(&plex, sd.plexno);
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fprintf(of,
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"%ssd name %s drive %s plex %s len %qds driveoffset %qds plexoffset %qds\n",
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comment,
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sd.name,
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drive.label.name,
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plex.name,
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sd.sectors,
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sd.driveoffset,
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sd.plexoffset);
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} else
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fprintf(of,
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"%ssd name %s drive %s detached len %qds driveoffset %qds\n",
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comment,
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sd.name,
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drive.label.name,
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sd.sectors,
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sd.driveoffset);
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}
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}
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}
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void
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list_defective_objects()
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{
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int o; /* object */
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int heading_needed = 1;
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if (ioctl(superdev, VINUM_GETCONFIG, &vinum_conf) < 0) {
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perror("Can't get vinum config");
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return;
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}
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for (o = 0; o < vinum_conf.drives_allocated; o++) {
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get_drive_info(&drive, o);
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if ((drive.state != drive_unallocated) /* drive exists */
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&&(drive.state != drive_up)) { /* but it's not up */
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if (heading_needed) {
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printf("Warning: defective objects\n\n");
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heading_needed = 0;
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}
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vinum_ldi(o, 0); /* print info */
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}
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}
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for (o = 0; o < vinum_conf.volumes_allocated; o++) {
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get_volume_info(&vol, o);
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if ((vol.state != volume_unallocated) /* volume exists */
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&&(vol.state != volume_up)) { /* but it's not up */
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if (heading_needed) {
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printf("Warning: defective objects\n\n");
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heading_needed = 0;
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}
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vinum_lvi(o, 0); /* print info */
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}
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}
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for (o = 0; o < vinum_conf.plexes_allocated; o++) {
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get_plex_info(&plex, o);
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if ((plex.state != plex_unallocated) /* plex exists */
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&&(plex.state != plex_up)) { /* but it's not up */
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if (heading_needed) {
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printf("Warning: defective objects\n\n");
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heading_needed = 0;
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}
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vinum_lpi(o, 0); /* print info */
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}
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}
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for (o = 0; o < vinum_conf.subdisks_allocated; o++) {
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get_sd_info(&sd, o);
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if ((sd.state != sd_unallocated) /* sd exists */
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&&(sd.state != sd_up)) { /* but it's not up */
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if (heading_needed) {
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printf("Warning: defective objects\n\n");
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heading_needed = 0;
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}
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vinum_lsi(o, 0); /* print info */
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}
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}
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}
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