2 * Copyright 2000, International Business Machines Corporation and others.
5 * This software has been released under the terms of the IBM Public
6 * License. For details, see the LICENSE file in the top-level source
7 * directory or online at http://www.openafs.org/dl/license10.html
10 /* statistics-gathering package */
12 #include <afsconfig.h>
13 #include "afs/param.h"
16 #include "afs/sysincludes.h" /*Standard vendor system headers */
17 #include "afsincludes.h" /*AFS-based standard headers */
18 #include "afs_stats.h"
20 struct afs_CMStats afs_cmstats;
21 struct afs_stats_CMPerf afs_stats_cmperf;
22 struct afs_stats_CMFullPerf afs_stats_cmfullperf;
23 afs_int32 afs_stats_XferSumBytes[AFS_STATS_NUM_FS_XFER_OPS];
31 * Initialize all of the CM statistics structures.
37 * This routine should only be called once, at initialization time.
42 struct afs_stats_opTimingData *opTimeP; /*Ptr to curr timing struct */
43 struct afs_stats_xferData *xferP; /*Ptr to curr xfer struct */
44 int currIdx; /*Current index */
47 * First step is to zero everything out.
49 memset((&afs_cmstats), 0, sizeof(struct afs_CMStats));
50 memset((&afs_stats_cmperf), 0, sizeof(struct afs_stats_CMPerf));
51 memset((&afs_stats_cmfullperf), 0,
52 sizeof(struct afs_stats_CMFullPerf));
55 * Some fields really should be non-zero at the start, so set 'em up.
57 afs_stats_cmperf.srvNumBuckets = NSERVERS;
59 opTimeP = &(afs_stats_cmfullperf.rpc.fsRPCTimes[0]);
60 for (currIdx = 0; currIdx < AFS_STATS_NUM_FS_RPC_OPS;
62 opTimeP->minTime.tv_sec = 999999;
64 opTimeP = &(afs_stats_cmfullperf.rpc.cmRPCTimes[0]);
65 for (currIdx = 0; currIdx < AFS_STATS_NUM_CM_RPC_OPS;
67 opTimeP->minTime.tv_sec = 999999;
69 xferP = &(afs_stats_cmfullperf.rpc.fsXferTimes[0]);
70 for (currIdx = 0; currIdx < AFS_STATS_NUM_FS_XFER_OPS; currIdx++, xferP++) {
71 xferP->minTime.tv_sec = 999999;
72 xferP->minBytes = 999999999;
77 afs_GetCMStat(char **ptr, unsigned *size)
80 AFS_STATCNT(afs_GetCMStat);
81 *ptr = (char *)&afs_cmstats;
82 *size = sizeof(afs_cmstats);
83 #endif /* AFS_NOSTATS */
87 afs_AddToMean(struct afs_MeanStats *oldMean, afs_int32 newValue)
89 AFS_STATCNT(afs_AddToMean);