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f97378c7 | 1 | /*- |
88f72820 KB |
2 | * Copyright (c) 1992, 1993 |
3 | * The Regents of the University of California. All rights reserved. | |
f97378c7 | 4 | * |
ad787160 C |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * 2. Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
13 | * 3. All advertising materials mentioning features or use of this software | |
14 | * must display the following acknowledgement: | |
15 | * This product includes software developed by the University of | |
16 | * California, Berkeley and its contributors. | |
17 | * 4. Neither the name of the University nor the names of its contributors | |
18 | * may be used to endorse or promote products derived from this software | |
19 | * without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
f97378c7 KB |
32 | */ |
33 | ||
34 | #ifndef lint | |
88f72820 KB |
35 | static char copyright[] = |
36 | "@(#) Copyright (c) 1992, 1993\n\ | |
37 | The Regents of the University of California. All rights reserved.\n"; | |
f97378c7 KB |
38 | #endif /* not lint */ |
39 | ||
40 | #ifndef lint | |
ed554bc5 | 41 | static char sccsid[] = "@(#)cleanerd.c 8.2 (Berkeley) 1/13/94"; |
f97378c7 KB |
42 | #endif /* not lint */ |
43 | ||
f0f9e35d KB |
44 | #include <sys/param.h> |
45 | #include <sys/mount.h> | |
46 | #include <sys/time.h> | |
a1cd5d4a | 47 | |
f0f9e35d KB |
48 | #include <ufs/ufs/dinode.h> |
49 | #include <ufs/lfs/lfs.h> | |
a1cd5d4a KB |
50 | |
51 | #include <signal.h> | |
f0f9e35d KB |
52 | #include <stdio.h> |
53 | #include <stdlib.h> | |
54 | #include <unistd.h> | |
55 | ||
56 | #include "clean.h" | |
57 | char *special = "cleanerd"; | |
1f5c0335 MS |
58 | int do_small = 0; |
59 | int do_mmap = 0; | |
60 | struct cleaner_stats { | |
61 | int blocks_read; | |
62 | int blocks_written; | |
63 | int segs_cleaned; | |
64 | int segs_empty; | |
65 | int segs_error; | |
66 | } cleaner_stats; | |
f0f9e35d KB |
67 | |
68 | struct seglist { | |
69 | int sl_id; /* segment number */ | |
70 | int sl_cost; /* cleaning cost */ | |
71 | char sl_empty; /* is segment empty */ | |
72 | }; | |
73 | ||
74 | struct tossstruct { | |
75 | struct lfs *lfs; | |
76 | int seg; | |
77 | }; | |
78 | ||
79 | /* function prototypes for system calls; not sure where they should go */ | |
9bd4a030 KB |
80 | int lfs_segwait __P((fsid_t *, struct timeval *)); |
81 | int lfs_segclean __P((fsid_t *, u_long)); | |
82 | int lfs_bmapv __P((fsid_t *, BLOCK_INFO *, int)); | |
83 | int lfs_markv __P((fsid_t *, BLOCK_INFO *, int)); | |
f0f9e35d KB |
84 | |
85 | /* function prototypes */ | |
86 | int bi_tossold __P((const void *, const void *, const void *)); | |
87 | int choose_segments __P((FS_INFO *, struct seglist *, | |
88 | int (*)(FS_INFO *, SEGUSE *))); | |
89 | void clean_fs __P((FS_INFO *, int (*)(FS_INFO *, SEGUSE *))); | |
90 | int clean_loop __P((FS_INFO *)); | |
91 | int clean_segment __P((FS_INFO *, int)); | |
92 | int cost_benefit __P((FS_INFO *, SEGUSE *)); | |
93 | int cost_compare __P((const void *, const void *)); | |
1f5c0335 | 94 | void sig_report __P((int)); |
f0f9e35d KB |
95 | |
96 | /* | |
97 | * Cleaning Cost Functions: | |
98 | * | |
99 | * These return the cost of cleaning a segment. The higher the cost value | |
100 | * the better it is to clean the segment, so empty segments have the highest | |
101 | * cost. (It is probably better to think of this as a priority value | |
102 | * instead). | |
103 | * | |
104 | * This is the cost-benefit policy simulated and described in Rosenblum's | |
105 | * 1991 SOSP paper. | |
106 | */ | |
107 | ||
108 | int | |
109 | cost_benefit(fsp, su) | |
110 | FS_INFO *fsp; /* file system information */ | |
111 | SEGUSE *su; | |
112 | { | |
113 | struct lfs *lfsp; | |
114 | struct timeval t; | |
115 | int age; | |
116 | int live; | |
117 | ||
118 | gettimeofday(&t, NULL); | |
119 | ||
120 | live = su->su_nbytes; | |
a1cd5d4a | 121 | age = t.tv_sec < su->su_lastmod ? 0 : t.tv_sec - su->su_lastmod; |
f0f9e35d KB |
122 | |
123 | lfsp = &fsp->fi_lfs; | |
9bd4a030 | 124 | if (live == 0) |
f0f9e35d KB |
125 | return (t.tv_sec * lblkno(lfsp, seg_size(lfsp))); |
126 | else { | |
127 | /* | |
128 | * from lfsSegUsage.c (Mendel's code). | |
129 | * priority calculation is done using INTEGER arithmetic. | |
130 | * sizes are in BLOCKS (that is why we use lblkno below). | |
131 | * age is in seconds. | |
132 | * | |
9bd4a030 | 133 | * priority = ((seg_size - live) * age) / (seg_size + live) |
f0f9e35d KB |
134 | */ |
135 | #ifdef VERBOSE | |
136 | if (live < 0 || live > seg_size(lfsp)) { | |
137 | err(0, "Bad segusage count: %d", live); | |
138 | live = 0; | |
139 | } | |
140 | #endif | |
141 | return (lblkno(lfsp, seg_size(lfsp) - live) * age) | |
142 | / lblkno(lfsp, seg_size(lfsp) + live); | |
143 | } | |
144 | } | |
145 | ||
f97378c7 | 146 | int |
f0f9e35d KB |
147 | main(argc, argv) |
148 | int argc; | |
149 | char *argv[]; | |
150 | { | |
d59d68b6 | 151 | FS_INFO *fsp; |
f0f9e35d KB |
152 | struct statfs *lstatfsp; /* file system stats */ |
153 | struct timeval timeout; /* sleep timeout */ | |
154 | fsid_t fsid; | |
3013fbb8 | 155 | int i, nodaemon; |
1f5c0335 | 156 | int opt, cmd_err; |
d59d68b6 CD |
157 | char *fs_name; /* name of filesystem to clean */ |
158 | extern int optind; | |
1f5c0335 | 159 | |
3013fbb8 CD |
160 | cmd_err = nodaemon = 0; |
161 | while ((opt = getopt(argc, argv, "smd")) != EOF) { | |
1f5c0335 MS |
162 | switch (opt) { |
163 | case 's': /* small writes */ | |
164 | do_small = 1; | |
165 | break; | |
166 | case 'm': | |
167 | do_mmap = 1; | |
168 | break; | |
3013fbb8 CD |
169 | case 'd': |
170 | nodaemon = 1; | |
171 | break; | |
1f5c0335 MS |
172 | default: |
173 | ++cmd_err; | |
174 | } | |
175 | } | |
d59d68b6 CD |
176 | argc -= optind; |
177 | argv += optind; | |
178 | if (cmd_err || (argc != 1)) | |
3013fbb8 | 179 | err(1, "usage: lfs_cleanerd [-smd] fs_name"); |
d59d68b6 CD |
180 | |
181 | fs_name = argv[0]; | |
1f5c0335 | 182 | |
9bd4a030 KB |
183 | signal(SIGINT, sig_report); |
184 | signal(SIGUSR1, sig_report); | |
185 | signal(SIGUSR2, sig_report); | |
d59d68b6 CD |
186 | if (fs_getmntinfo(&lstatfsp, fs_name, MOUNT_LFS) == 0) { |
187 | /* didn't find the filesystem */ | |
188 | err(1, "lfs_cleanerd: filesystem %s isn't an LFS!", fs_name); | |
189 | } | |
f0f9e35d | 190 | |
3013fbb8 CD |
191 | if (!nodaemon) /* should we become a daemon, chdir to / & close fd's */ |
192 | if (daemon(0, 0) == -1) | |
193 | err(1, "lfs_cleanerd: couldn't become a daemon!"); | |
194 | ||
f0f9e35d KB |
195 | timeout.tv_sec = 5*60; /* five minutes */ |
196 | timeout.tv_usec = 0; | |
197 | fsid.val[0] = 0; | |
198 | fsid.val[1] = 0; | |
199 | ||
d59d68b6 CD |
200 | for (fsp = get_fs_info(lstatfsp, do_mmap); ; |
201 | reread_fs_info(fsp, do_mmap)) { | |
28cc73c5 | 202 | /* |
d59d68b6 CD |
203 | * clean the filesystem, and, if it needed cleaning |
204 | * (i.e. it returned nonzero) try it again | |
28cc73c5 KB |
205 | * to make sure that some nasty process hasn't just |
206 | * filled the disk system up. | |
207 | */ | |
d59d68b6 | 208 | if (clean_loop(fsp)) |
28cc73c5 | 209 | continue; |
f0f9e35d KB |
210 | |
211 | #ifdef VERBOSE | |
212 | (void)printf("Cleaner going to sleep.\n"); | |
213 | #endif | |
9bd4a030 | 214 | if (lfs_segwait(&fsid, &timeout) < 0) |
f0f9e35d KB |
215 | err(0, "lfs_segwait: returned error\n"); |
216 | #ifdef VERBOSE | |
217 | (void)printf("Cleaner waking up.\n"); | |
218 | #endif | |
219 | } | |
220 | } | |
221 | ||
222 | /* return the number of segments cleaned */ | |
223 | int | |
224 | clean_loop(fsp) | |
225 | FS_INFO *fsp; /* file system information */ | |
226 | { | |
227 | double loadavg[MAXLOADS]; | |
228 | time_t now; | |
229 | u_long max_free_segs; | |
230 | ||
231 | /* | |
232 | * Compute the maximum possible number of free segments, given the | |
233 | * number of free blocks. | |
234 | */ | |
235 | max_free_segs = fsp->fi_statfsp->f_bfree / fsp->fi_lfs.lfs_ssize; | |
236 | ||
237 | /* | |
238 | * We will clean if there are not enough free blocks or total clean | |
239 | * space is less than BUSY_LIM % of possible clean space. | |
240 | */ | |
241 | now = time((time_t *)NULL); | |
5c39f310 MS |
242 | if (fsp->fi_cip->clean < max_free_segs && |
243 | (fsp->fi_cip->clean <= MIN_SEGS(&fsp->fi_lfs) || | |
244 | fsp->fi_cip->clean < max_free_segs * BUSY_LIM)) { | |
8f8caf36 KB |
245 | printf("Cleaner Running at %s (%d of %d segments available)\n", |
246 | ctime(&now), fsp->fi_cip->clean, max_free_segs); | |
28cc73c5 | 247 | clean_fs(fsp, cost_benefit); |
f0f9e35d KB |
248 | return (1); |
249 | } else { | |
250 | /* | |
251 | * We will also clean if the system is reasonably idle and | |
252 | * the total clean space is less then IDLE_LIM % of possible | |
253 | * clean space. | |
254 | */ | |
255 | if (getloadavg(loadavg, MAXLOADS) == -1) { | |
256 | perror("getloadavg: failed\n"); | |
257 | return (-1); | |
258 | } | |
259 | if (loadavg[ONE_MIN] == 0.0 && loadavg[FIVE_MIN] && | |
260 | fsp->fi_cip->clean < max_free_segs * IDLE_LIM) { | |
261 | clean_fs(fsp, cost_benefit); | |
262 | printf("Cleaner Running at %s (system idle)\n", | |
263 | ctime(&now)); | |
264 | return (1); | |
265 | } | |
266 | } | |
267 | printf("Cleaner Not Running at %s\n", ctime(&now)); | |
268 | return (0); | |
269 | } | |
270 | ||
271 | ||
272 | void | |
273 | clean_fs(fsp, cost_func) | |
274 | FS_INFO *fsp; /* file system information */ | |
275 | int (*cost_func) __P((FS_INFO *, SEGUSE *)); | |
276 | { | |
277 | struct seglist *segs, *sp; | |
278 | int i; | |
279 | ||
9bd4a030 KB |
280 | if ((segs = |
281 | malloc(fsp->fi_lfs.lfs_nseg * sizeof(struct seglist))) == NULL) { | |
f0f9e35d KB |
282 | err(0, "malloc failed"); |
283 | return; | |
284 | } | |
285 | i = choose_segments(fsp, segs, cost_func); | |
286 | #ifdef VERBOSE | |
8e5862f2 | 287 | printf("clean_fs: found %d segments to clean in file system %s\n", |
f0f9e35d KB |
288 | i, fsp->fi_statfsp->f_mntonname); |
289 | fflush(stdout); | |
290 | #endif | |
291 | if (i) | |
8e5862f2 | 292 | for (i = MIN(i, NUM_TO_CLEAN(fsp)), sp = segs; i-- ; ++sp) { |
f0f9e35d KB |
293 | if (clean_segment(fsp, sp->sl_id) < 0) |
294 | perror("clean_segment failed"); | |
9bd4a030 | 295 | else if (lfs_segclean(&fsp->fi_statfsp->f_fsid, |
f0f9e35d KB |
296 | sp->sl_id) < 0) |
297 | perror("lfs_segclean failed"); | |
8e5862f2 | 298 | printf("Completed cleaning segment %d\n", sp->sl_id); |
8e5862f2 | 299 | } |
f0f9e35d KB |
300 | free(segs); |
301 | } | |
302 | ||
303 | /* | |
304 | * Segment with the highest priority get sorted to the beginning of the | |
305 | * list. This sort assumes that empty segments always have a higher | |
306 | * cost/benefit than any utilized segment. | |
307 | */ | |
308 | int | |
309 | cost_compare(a, b) | |
310 | const void *a; | |
311 | const void *b; | |
312 | { | |
313 | return (((struct seglist *)b)->sl_cost - | |
314 | ((struct seglist *)a)->sl_cost); | |
315 | } | |
316 | ||
317 | ||
318 | /* | |
319 | * Returns the number of segments to be cleaned with the elements of seglist | |
320 | * filled in. | |
321 | */ | |
322 | int | |
323 | choose_segments(fsp, seglist, cost_func) | |
324 | FS_INFO *fsp; | |
325 | struct seglist *seglist; | |
326 | int (*cost_func) __P((FS_INFO *, SEGUSE *)); | |
327 | { | |
328 | struct lfs *lfsp; | |
329 | struct seglist *sp; | |
330 | SEGUSE *sup; | |
331 | int i, nsegs; | |
332 | ||
333 | lfsp = &fsp->fi_lfs; | |
334 | ||
335 | #ifdef VERBOSE | |
9bd4a030 | 336 | (void)printf("Entering choose_segments\n"); |
f0f9e35d KB |
337 | #endif |
338 | dump_super(lfsp); | |
339 | dump_cleaner_info(fsp->fi_cip); | |
340 | ||
341 | for (sp = seglist, i = 0; i < lfsp->lfs_nseg; ++i) { | |
342 | sup = SEGUSE_ENTRY(lfsp, fsp->fi_segusep, i); | |
343 | PRINT_SEGUSE(sup, i); | |
344 | if (!(sup->su_flags & SEGUSE_DIRTY) || | |
345 | sup->su_flags & SEGUSE_ACTIVE) | |
346 | continue; | |
347 | #ifdef VERBOSE | |
9bd4a030 | 348 | (void)printf("\tchoosing segment %d\n", i); |
f0f9e35d KB |
349 | #endif |
350 | sp->sl_cost = (*cost_func)(fsp, sup); | |
351 | sp->sl_id = i; | |
352 | sp->sl_empty = sup->su_nbytes ? 0 : 1; | |
353 | ++sp; | |
354 | } | |
355 | nsegs = sp - seglist; | |
356 | qsort(seglist, nsegs, sizeof(struct seglist), cost_compare); | |
357 | #ifdef VERBOSE | |
358 | (void)printf("Returning %d segments\n", nsegs); | |
359 | #endif | |
360 | return (nsegs); | |
361 | } | |
362 | ||
363 | ||
364 | int | |
365 | clean_segment(fsp, id) | |
366 | FS_INFO *fsp; /* file system information */ | |
367 | int id; /* segment number */ | |
368 | { | |
1f5c0335 | 369 | BLOCK_INFO *block_array, *bp; |
f0f9e35d KB |
370 | SEGUSE *sp; |
371 | struct lfs *lfsp; | |
372 | struct tossstruct t; | |
373 | caddr_t seg_buf; | |
1f5c0335 | 374 | int num_blocks, maxblocks, clean_blocks; |
f0f9e35d KB |
375 | |
376 | lfsp = &fsp->fi_lfs; | |
377 | sp = SEGUSE_ENTRY(lfsp, fsp->fi_segusep, id); | |
378 | ||
379 | #ifdef VERBOSE | |
9bd4a030 | 380 | (void)printf("cleaning segment %d: contains %lu bytes\n", id, |
f0f9e35d KB |
381 | sp->su_nbytes); |
382 | fflush(stdout); | |
383 | #endif | |
384 | /* XXX could add debugging to verify that segment is really empty */ | |
1f5c0335 MS |
385 | if (sp->su_nbytes == sp->su_nsums * LFS_SUMMARY_SIZE) { |
386 | ++cleaner_stats.segs_empty; | |
f0f9e35d | 387 | return (0); |
1f5c0335 | 388 | } |
f0f9e35d KB |
389 | |
390 | /* map the segment into a buffer */ | |
1f5c0335 | 391 | if (mmap_segment(fsp, id, &seg_buf, do_mmap) < 0) { |
f0f9e35d | 392 | err(0, "mmap_segment failed"); |
1f5c0335 | 393 | ++cleaner_stats.segs_error; |
f0f9e35d KB |
394 | return (-1); |
395 | } | |
396 | /* get a list of blocks that are contained by the segment */ | |
875ef07c | 397 | if (lfs_segmapv(fsp, id, seg_buf, &block_array, &num_blocks) < 0) { |
f0f9e35d | 398 | err(0, "clean_segment: lfs_segmapv failed"); |
1f5c0335 | 399 | ++cleaner_stats.segs_error; |
f0f9e35d KB |
400 | return (-1); |
401 | } | |
1f5c0335 | 402 | cleaner_stats.blocks_read += fsp->fi_lfs.lfs_ssize; |
f0f9e35d KB |
403 | |
404 | #ifdef VERBOSE | |
9bd4a030 KB |
405 | (void)printf("lfs_segmapv returned %d blocks\n", num_blocks); |
406 | fflush(stdout); | |
f0f9e35d KB |
407 | #endif |
408 | ||
409 | /* get the current disk address of blocks contained by the segment */ | |
9bd4a030 | 410 | if (lfs_bmapv(&fsp->fi_statfsp->f_fsid, block_array, num_blocks) < 0) { |
f0f9e35d | 411 | perror("clean_segment: lfs_bmapv failed\n"); |
1f5c0335 | 412 | ++cleaner_stats.segs_error; |
f0f9e35d KB |
413 | return -1; |
414 | } | |
415 | ||
416 | /* Now toss any blocks not in the current segment */ | |
417 | t.lfs = lfsp; | |
418 | t.seg = id; | |
419 | toss(block_array, &num_blocks, sizeof(BLOCK_INFO), bi_tossold, &t); | |
420 | ||
421 | /* Check if last element should be tossed */ | |
422 | if (num_blocks && bi_tossold(&t, block_array + num_blocks - 1, NULL)) | |
423 | --num_blocks; | |
424 | ||
425 | #ifdef VERBOSE | |
426 | { | |
427 | BLOCK_INFO *_bip; | |
f0f9e35d KB |
428 | u_long *lp; |
429 | int i; | |
430 | ||
9bd4a030 KB |
431 | (void)printf("after bmapv still have %d blocks\n", num_blocks); |
432 | fflush(stdout); | |
f0f9e35d KB |
433 | if (num_blocks) |
434 | printf("BLOCK INFOS\n"); | |
435 | for (_bip = block_array, i=0; i < num_blocks; ++_bip, ++i) { | |
436 | PRINT_BINFO(_bip); | |
437 | lp = (u_long *)_bip->bi_bp; | |
438 | } | |
f0f9e35d KB |
439 | } |
440 | #endif | |
1f5c0335 MS |
441 | cleaner_stats.blocks_written += num_blocks; |
442 | if (do_small) | |
443 | maxblocks = MAXPHYS / fsp->fi_lfs.lfs_bsize - 1; | |
444 | else | |
445 | maxblocks = num_blocks; | |
446 | ||
447 | for (bp = block_array; num_blocks > 0; bp += clean_blocks) { | |
448 | clean_blocks = maxblocks < num_blocks ? maxblocks : num_blocks; | |
9bd4a030 KB |
449 | if (lfs_markv(&fsp->fi_statfsp->f_fsid, |
450 | bp, clean_blocks) < 0) { | |
8e5862f2 | 451 | err(0, "clean_segment: lfs_markv failed"); |
1f5c0335 | 452 | ++cleaner_stats.segs_error; |
f0f9e35d KB |
453 | return (-1); |
454 | } | |
1f5c0335 MS |
455 | num_blocks -= clean_blocks; |
456 | } | |
457 | ||
f0f9e35d | 458 | free(block_array); |
9bd4a030 | 459 | munmap_segment(fsp, seg_buf, do_mmap); |
1f5c0335 | 460 | ++cleaner_stats.segs_cleaned; |
f0f9e35d KB |
461 | return (0); |
462 | } | |
463 | ||
464 | ||
465 | int | |
466 | bi_tossold(client, a, b) | |
467 | const void *client; | |
468 | const void *a; | |
469 | const void *b; | |
470 | { | |
471 | const struct tossstruct *t; | |
472 | ||
473 | t = (struct tossstruct *)client; | |
474 | ||
475 | return (((BLOCK_INFO *)a)->bi_daddr == LFS_UNUSED_DADDR || | |
476 | datosn(t->lfs, ((BLOCK_INFO *)a)->bi_daddr) != t->seg); | |
477 | } | |
1f5c0335 MS |
478 | |
479 | void | |
480 | sig_report(sig) | |
481 | int sig; | |
482 | { | |
9bd4a030 | 483 | printf("lfs_cleanerd:\t%s%d\n\t\t%s%d\n\t\t%s%d\n\t\t%s%d\n\t\t%s%d\n", |
1f5c0335 MS |
484 | "blocks_read ", cleaner_stats.blocks_read, |
485 | "blocks_written ", cleaner_stats.blocks_written, | |
486 | "segs_cleaned ", cleaner_stats.segs_cleaned, | |
487 | "segs_empty ", cleaner_stats.segs_empty, | |
488 | "seg_error ", cleaner_stats.segs_error); | |
489 | if (sig == SIGUSR2) { | |
a1cd5d4a KB |
490 | cleaner_stats.blocks_read = 0; |
491 | cleaner_stats.blocks_written = 0; | |
492 | cleaner_stats.segs_cleaned = 0; | |
493 | cleaner_stats.segs_empty = 0; | |
494 | cleaner_stats.segs_error = 0; | |
1f5c0335 MS |
495 | } |
496 | if (sig == SIGINT) | |
497 | exit(0); | |
498 | } |