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/trafficserver/iocore/cache/
H A DStore.cc89 add(s.disk[i]); in add()
143 disk[n++] = sd; in sort()
256 if (disk[i]) { in delete_all()
261 ats_free(disk); in delete_all()
262 disk = nullptr; in delete_all()
609 if (disk[i]) { in normalize()
610 disk[ndisks++] = disk[i]; in normalize()
721 s.disk[i] = s.disk[i]->link.next; in try_realloc()
912 if (!disk) { in read()
947 if (disk[i]) { in read()
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H A DI_Store.h204 Span *t = s.disk[0]; in alloc_one()
205 s.disk[0] = nullptr; in alloc_one()
225 disk = (Span **)ats_realloc(disk, i * sizeof(Span *)); in extend()
227 disk[j] = nullptr; in extend()
239 if (disk[i]) { in total_blocks()
240 t += disk[i]->total_blocks(); in total_blocks()
261 Span **disk = nullptr; member
H A DP_CacheDisk.h67 CacheDisk *disk; member
H A DCacheDisk.cc333 disk_vols[i]->disk = this; in create_volume()
390 free_blocks->disk = this; in update_header()
421 disk_vols[j]->disk = this; in update_header()
H A DCacheTest.cc433 …CacheDisk disk; // Only need one because it's j… in REGRESSION_TEST() local
449 disk.num_errors = 0; in REGRESSION_TEST()
453 vols[i].disk = &disk; in REGRESSION_TEST()
H A DCache.cc160 CacheDisk *disk; member
171 disk->open(s, blocks, askip, ahw_sector_size, fildes, clear); in mainEvent()
608 sd = theCacheStore.disk[i]; in start_internal()
1186 d->sector_size = d->header->sector_size = d->disk->hw_sector_size; in vol_clear_init()
1225 char *seed_str = disk->hash_base_string ? disk->hash_base_string : s; in init()
1314 disk->incrErrors(op); in handle_dir_clear()
1440 disk->incrErrors(&io); in handle_recover_from_data()
1805 if (DISK_BAD(cp->vols[i]->disk)) { in build_vol_hash_table()
2075 CacheDisk *d = cp->disk_vols[i]->disk; in open()
2076 cp->vols[vol_no]->disk = d; in open()
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/trafficserver/doc/admin-guide/files/
H A Dstorage.config.en.rst26 hard disk partitions that make up the Traffic Server cache. After you
57 - Use raw disk partitions.
58 - For each disk, make all partitions the same size.
65 raw disk must be at least 128 MB.
139 modern Linux supports `alternative symlinked names for disk devices
150 /dev/sde id=cache.disk.0
151 /dev/sdg id=cache.disk.1
156 /dev/disk/by-id/[DiskA_ID] volume=1
157 /dev/disk/by-path/[DiskB_Path] volume=2
162 ``/etc/udev/rules.d/51-cache-disk.rules``::
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H A Dvolume.config.en.rst25 efficiently and restrict disk usage by creating cache volumes of
50 each disk (assuming each disk has enough free space available). If you
51 do not allocate all the disk space in the cache, then the extra disk
/trafficserver/doc/admin-guide/plugins/
H A Dtraffic_dump.en.rst47 …`required`) - specifies the max disk usage N bytes (approximate). Traffic Dump will stop capturing…
51 * ``traffic_ctl plugin msg traffic_dump.reset`` - resets the disk usage counter.
52 …* ``traffic_ctl plugin msg traffic_dump.limit N`` - changes the max disk usage to N bytes as menti…
H A Dcertifier.en.rst37 …xists. Otherwise, it will schedule a thread to retrieve such context from disk (or generate). If s…
38disk. If no such certs exist and dynamic generation is enabled, the thread will generate a Certifi…
/trafficserver/doc/admin-guide/storage/
H A Dindex.en.rst45 Traffic Server is designed to tolerate total disk failures on any of the
46 cache disks. If the disk fails completely, then Traffic Server marks the
47 entire disk as corrupt and continues using the remaining disks. An alarm
48 is then created to indicate which disk failed. If all of the cache disks
53 - Change the total amount of disk space allocated to the cache; refer
56 - Partition the cache by reserving cache disk space for specific
134 gigabyte of disk.
151 To increase the total amount of disk space allocated to the cache on
166 To reduce the total amount of disk space allocated to the cache on an
167 existing disk, or to remove disks from a Traffic Server node:
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/trafficserver/doc/developer-guide/cache-architecture/
H A Darchitecture.en.rst172 strongly on the size of the disk cache. Because the directory size does not
183 fragment header on disk.
334 .. note:: Cache data on disk is never updated.
344 particularly, no disk I/O) needs to be done.
438 written last. When read from disk, both the first and earliest ``Doc`` are
508 failed disk to those operational volumes. This mostly done in::
514 inaccessible. This is not a problem when a disk has failed, but is a bit
615 when the fragment is read from disk.
765 disk to verify the object is still present in the cache.
875 .. sidebar:: Writing to disk
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H A Ddata-structures.en.rst146 Schedule the aggregation buffer to be written to disk.
227 directly without further disk access.
325 Location of the write cursor of the most recently completed disk write.
381 .. member:: CacheDisk* disk
383 The disk containing the stripe
414 …:class:`Vol` represents a single stripe in the disk. vols contains all the stripes this volume is …
H A Dcache-initialization.en.rst39 ID to internal linked lists attached to the :cpp:member:`Store::disk`
40 array [#store-disk-array]_. Spans that refer to the same directory, disk, or raw
155 .. [#store-disk-array]
H A Dcore-cache-functions.en.rst84 .. member:: Span** disk
/trafficserver/doc/admin-guide/monitoring/
H A Derror-messages.en.rst64 ``Error accessing disk <disk name>``
66 replace the disk.
68 ``Too many errors accessing disk <disk name>: declaring disk bad``
69 Traffic Server is not using the cache disk because it encountered
70 too many errors. The disk might be corrupt and might have to be
/trafficserver/doc/admin-guide/monitoring/statistics/core/
H A Dhostdb.en.rst81 The Unix timestamp of the last successful sync of HostDB's cache to disk
86 The number of distinct host records in the HostDB cache that where synced to disk.
92 The total size of all host records in the HostDB cache that where synced to disk.
/trafficserver/doc/appendices/command-line/
H A Dtraffic_cache_tool.en.rst73 Specify the input file or disk.
81 the disk may need to be read to find the stripe headers.
118 …Determines the stripe in disk cache where the content corresponding to the provided URL may be cac…
/trafficserver/doc/admin-guide/logging/
H A Ddestinations.en.rst104 disk, which frees disk space and bandwidth for other tasks. When the buffer is
136 ASCII logs tend to consume more disk space than their binary counterparts.
170 avoids unnecessary disk I/O operations if you only care about the final,
H A Drotation.en.rst106 The logging system buffers log records before writing them to disk. When
188 |TS| enables you to control the amount of disk space that the logging directory
226 and the actual amount of space available on the disk partition. The used log
232 allocation. This can be tuned to reduce the risk of completely filling the disk
/trafficserver/doc/developer-guide/api/functions/
H A DTSfwrite.en.rst42 disk, for example.
/trafficserver/doc/appendices/
H A Dfaq.en.rst28 How do you create a raw disk for the cache if all your disks have mounted file systems?
35 How do disk I/O errors affect the cache and what does Traffic Server do when a cache disk fails?
38 If a disk drive fails five successive I/O operations, then Traffic
39 Server considers the drive inaccessible and removes the entire disk from
41 disk drives.
370 memory and/or disk on the client system, messages about documents that
/trafficserver/doc/admin-guide/
H A Dintroduction.en.rst121 |TS| is designed to tolerate total disk failures on any of the
122 cache disks. If the disk fails completely, then |TS| marks the
123 entire disk as corrupt and continues to use remaining disks. If all of
125 You can partition the cache to reserve a certain amount of disk space
/trafficserver/doc/developer-guide/logging-architecture/
H A Darchitecture.en.rst83 ``LogObject`` will map to a file on disk.
200 3. Flush the ``LogBuffer``\ s onto disk or through the network (in the
/trafficserver/doc/admin-guide/monitoring/monitoring/third-party/
H A Dlogstash.en.rst28 in files from disk for example), in many different formats and transform those
55 For the on-disk logs produced by |TS|, you will want to use Logstash's ``file``

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