/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=8:tabstop=8:
*
- * Copyright (C) 2002 Cluster File Systems, Inc.
+ * Copyright (C) 2002, 2003 Cluster File Systems, Inc.
*
* This file is part of Lustre, http://www.lustre.org.
*
*/
#define DEBUG_SUBSYSTEM S_OST
-#include <linux/lustre_lite.h>
+#include <linux/obd_class.h>
#include <linux/lprocfs_status.h>
+#include <linux/seq_file.h>
+#ifndef LPROCFS
+static struct lprocfs_vars lprocfs_obd_vars[] = { {0} };
+static struct lprocfs_vars lprocfs_module_vars[] = { {0} };
+#else
+static struct lprocfs_vars lprocfs_obd_vars[] = {
+ { "uuid", lprocfs_rd_uuid, 0, 0 },
+ { 0 }
+};
+
+static struct lprocfs_vars lprocfs_module_vars[] = {
+ { "num_refs", lprocfs_rd_numrefs, 0, 0 },
+ { 0 }
+};
+
+#define PRINTF_STIME(stime) (unsigned long)(stime)->st_num, \
+ lprocfs_stime_avg_ms(stime), lprocfs_stime_avg_us(stime)
-int rd_uuid(char* page, char **start, off_t off, int count, int *eof,
- void *data)
+static int ost_stimes_seq_show(struct seq_file *seq, void *v)
{
-
- struct obd_device* temp = (struct obd_device*)data;
- int len = 0;
- len += snprintf(page, count, "%s\n", temp->obd_uuid);
- return len;
-
+ struct timeval now;
+ struct obd_device *dev = seq->private;
+ struct ost_obd *ost = &dev->u.ost;
+
+ do_gettimeofday(&now);
+
+ spin_lock(&ost->ost_lock);
+ seq_printf(seq, "snapshot_time: %lu.%lu (secs.usecs)\n",
+ now.tv_sec, now.tv_usec);
+
+ seq_printf(seq, "\nread rpc service time: (rpcs, average ms)\n");
+ seq_printf(seq, "\tprep\t%lu\t%lu.%04lu\n",
+ PRINTF_STIME(&ost->ost_stimes[0]));
+ seq_printf(seq, "\tbulk\t%lu\t%lu.%04lu\n\n",
+ PRINTF_STIME(&ost->ost_stimes[1]));
+ seq_printf(seq, "\tcommit\t%lu\t%lu.%04lu\n\n",
+ PRINTF_STIME(&ost->ost_stimes[2]));
+
+ seq_printf(seq, "\nwrite rpc service time: (rpcs, average ms)\n");
+ seq_printf(seq, "\tprep\t%lu\t%lu.%04lu\n",
+ PRINTF_STIME(&ost->ost_stimes[3]));
+ seq_printf(seq, "\tbulk\t%lu\t%lu.%04lu\n\n",
+ PRINTF_STIME(&ost->ost_stimes[4]));
+ seq_printf(seq, "\tcommit\t%lu\t%lu.%04lu\n\n",
+ PRINTF_STIME(&ost->ost_stimes[5]));
+
+ spin_unlock(&ost->ost_lock);
+
+ return 0;
}
-int rd_blksize(char* page, char **start, off_t off, int count, int *eof,
- void *data)
+
+static void *ost_stimes_seq_start(struct seq_file *p, loff_t *pos)
{
-
- struct obd_device* temp = (struct obd_device*)data;
- struct ost_obd *ost = &temp->u.ost;
- struct lustre_handle *conn = &ost->ost_conn;
- struct obd_statfs mystats;
- int len = 0;
-
- obd_statfs(conn, &mystats);
- len += snprintf(page, count, "%d\n", mystats.os_bsize);
- return len;
-
+ if (*pos == 0)
+ return (void *)1;
+ return NULL;
}
-int rd_kbtotal(char* page, char **start, off_t off, int count, int *eof,
- void *data)
+static void *ost_stimes_seq_next(struct seq_file *p, void *v, loff_t *pos)
{
- struct obd_device* temp = (struct obd_device*)data;
- struct ost_obd *ost = &temp->u.ost;
- struct lustre_handle *conn = &ost->ost_conn;
- struct obd_statfs mystats;
- int len = 0;
- __u32 blk_size;
- __u64 result;
-
- obd_statfs(conn, &mystats);
- blk_size = mystats.os_bsize;
- blk_size >>= 10;
- result = mystats.os_blocks;
- while(blk_size >>= 1){
- result <<= 1;
- }
- len += snprintf(page, count, LPU64"\n", result);
- return len;
-
+ ++*pos;
+ return NULL;
}
-
-
-int rd_kbfree(char* page, char **start, off_t off, int count, int *eof,
- void *data)
+static void ost_stimes_seq_stop(struct seq_file *p, void *v)
{
-
- struct obd_device* temp = (struct obd_device*)data;
- struct ost_obd *ost = &temp->u.ost;
- struct lustre_handle *conn = &ost->ost_conn;
- struct obd_statfs mystats;
- int len = 0;
- __u32 blk_size;
- __u64 result;
-
- obd_statfs(conn, &mystats);
- blk_size = mystats.os_bsize;
- blk_size >>= 10;
- result = mystats.os_bfree;
- while(blk_size >>= 1){
- result <<= 1;
- }
- len += snprintf(page, count, LPU64"\n", result);
- return len;
}
+struct seq_operations ost_stimes_seq_sops = {
+ .start = ost_stimes_seq_start,
+ .stop = ost_stimes_seq_stop,
+ .next = ost_stimes_seq_next,
+ .show = ost_stimes_seq_show,
+};
-int rd_filestotal(char* page, char **start, off_t off, int count, int *eof,
- void *data)
+static int ost_stimes_seq_open(struct inode *inode, struct file *file)
{
- struct obd_device* temp = (struct obd_device*)data;
- struct ost_obd *ost = &temp->u.ost;
- struct lustre_handle *conn = &ost->ost_conn;
- struct obd_statfs mystats;
- int len = 0;
-
- obd_statfs(conn, &mystats);
- len += snprintf(page, count, LPU64"\n",mystats.os_files);
- return len;
-
-}
+ struct proc_dir_entry *dp = PDE(inode);
+ struct seq_file *seq;
+ int rc;
-int rd_filesfree(char* page, char **start, off_t off, int count, int *eof,
- void *data)
-{
-
- struct obd_device* temp = (struct obd_device*)data;
- struct ost_obd *ost = &temp->u.ost;
- struct lustre_handle *conn = &ost->ost_conn;
- struct obd_statfs mystats;
- int len = 0;
-
- obd_statfs(conn, &mystats);
- len += snprintf(page, count, LPU64"\n", mystats.os_ffree);
- return len;
-
+ rc = seq_open(file, &ost_stimes_seq_sops);
+ if (rc)
+ return rc;
+ seq = file->private_data;
+ seq->private = dp->data;
+ return 0;
}
-int rd_filegroups(char* page, char **start, off_t off, int count, int *eof,
- void *data)
+static ssize_t ost_stimes_seq_write(struct file *file, const char *buf,
+ size_t len, loff_t *off)
{
- return 0;
-}
+ struct seq_file *seq = file->private_data;
+ struct obd_device *dev = seq->private;
+ struct ost_obd *ost = &dev->u.ost;
-struct lprocfs_vars status_var_nm_1[] = {
- {"status/uuid", rd_uuid, 0, 0},
- {"status/blocksize",rd_blksize, 0, 0},
- {"status/kbytesfree", rd_kbfree, 0, 0},
- {"status/kbytestotal", rd_kbtotal, 0, 0},
- {"status/filestotal", rd_filestotal, 0, 0},
- {"status/filesfree", rd_filesfree, 0, 0},
- {"status/filegroups", rd_filegroups, 0, 0},
- {0}
-};
+ spin_lock(&ost->ost_lock);
+ memset(&ost->ost_stimes, 0, sizeof(ost->ost_stimes));
+ spin_unlock(&ost->ost_lock);
-int rd_numrefs(char* page, char **start, off_t off, int count, int *eof,
- void *data)
-{
- struct obd_type* class = (struct obd_type*)data;
- int len = 0;
- len += snprintf(page, count, "%d\n", class->typ_refcnt);
return len;
}
-struct lprocfs_vars status_class_var[] = {
- {"status/num_refs", rd_numrefs, 0, 0},
- {0}
+struct file_operations ost_stimes_fops = {
+ .owner = THIS_MODULE,
+ .open = ost_stimes_seq_open,
+ .read = seq_read,
+ .write = ost_stimes_seq_write,
+ .llseek = seq_lseek,
+ .release = seq_release,
};
-
+
+#endif /* LPROCFS */
+LPROCFS_INIT_VARS(ost, lprocfs_module_vars, lprocfs_obd_vars)