1 /*******************************************************************************
2 * Copyright (c) 2012, 2015 Ericsson
4 * All rights reserved. This program and the accompanying materials are
5 * made available under the terms of the Eclipse Public License v1.0 which
6 * accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * Alexandre Montplaisir - Initial API and implementation
11 ******************************************************************************/
13 package org
.eclipse
.tracecompass
.internal
.lttng2
.kernel
.core
.trace
.layout
;
15 import java
.util
.Collection
;
17 import org
.eclipse
.jdt
.annotation
.NonNull
;
18 import org
.eclipse
.tracecompass
.analysis
.os
.linux
.core
.trace
.IKernelAnalysisEventLayout
;
20 import com
.google
.common
.collect
.ImmutableList
;
23 * This file defines all the known event and field names for LTTng kernel
24 * traces, for versions of lttng-modules up to 2.5.
26 * These should not be externalized, since they need to match exactly what the
27 * tracer outputs. If you want to localize them in a view, you should do a
28 * mapping in the view itself.
30 * @author Alexandre Montplaisir
32 @SuppressWarnings("nls")
33 public class LttngEventLayout
implements IKernelAnalysisEventLayout
{
36 private static final String IRQ_HANDLER_ENTRY
= "irq_handler_entry";
37 private static final String IRQ_HANDLER_EXIT
= "irq_handler_exit";
38 private static final String SOFTIRQ_ENTRY
= "softirq_entry";
39 private static final String SOFTIRQ_EXIT
= "softirq_exit";
40 private static final String SOFTIRQ_RAISE
= "softirq_raise";
41 private static final String HRTIMER_START
= "hrtimer_start";
42 private static final String HRTIMER_CANCEL
= "hrtimer_cancel";
43 private static final String HRTIMER_EXPIRE_ENTRY
= "hrtimer_expire_entry";
44 private static final String HRTIMER_EXPIRE_EXIT
= "hrtimer_expire_exit";
45 private static final String SCHED_SWITCH
= "sched_switch";
46 private static final String SCHED_PI_SETPRIO
= "sched_pi_setprio";
48 private static final String SCHED_TTWU
= "sched_ttwu";
49 private static final String SCHED_WAKEUP
= "sched_wakeup";
50 private static final String SCHED_WAKEUP_NEW
= "sched_wakeup_new";
51 private static final Collection
<String
> SCHED_WAKEUP_EVENTS
=
52 ImmutableList
.of(SCHED_WAKEUP
, SCHED_WAKEUP_NEW
);
54 private static final String SCHED_PROCESS_FORK
= "sched_process_fork";
55 private static final String SCHED_PROCESS_EXIT
= "sched_process_exit";
56 private static final String SCHED_PROCESS_FREE
= "sched_process_free";
57 private static final String SCHED_PROCESS_EXEC
= "sched_process_exec";
58 private static final String STATEDUMP_PROCESS_STATE
= "lttng_statedump_process_state";
60 private static final String SYSCALL_ENTRY_PREFIX
= "sys_";
61 private static final String COMPAT_SYSCALL_ENTRY_PREFIX
= "compat_sys_";
62 private static final String SYSCALL_EXIT_PREFIX
= "exit_syscall";
64 private static final String BLOCK_RQ_INSERT
= "block_rq_insert";
65 private static final String BLOCK_RQ_ISSUE
= "block_rq_issue";
66 private static final String ELV_MERGE_REQUESTS
= "addons_elv_merge_requests";
67 private static final String BLOCK_RQ_COMPLETE
= "block_rq_complete";
68 private static final String LTTNG_STATEDUMP_BLOCK_DEVICE
= "lttng_statedump_block_device";
69 private static final String BLOCK_BIO_FRONTMERGE
= "block_bio_frontmerge";
70 private static final String BLOCK_BIO_BACKMERGE
= "block_bio_backmerge";
73 private static final String IRQ
= "irq";
74 private static final String TID
= "tid";
75 private static final String VEC
= "vec";
76 private static final String PREV_TID
= "prev_tid";
77 private static final String PREV_STATE
= "prev_state";
78 private static final String NEXT_COMM
= "next_comm";
79 private static final String NEXT_TID
= "next_tid";
80 private static final String PARENT_TID
= "parent_tid";
81 private static final String CHILD_COMM
= "child_comm";
82 private static final String CHILD_TID
= "child_tid";
83 private static final String PRIO
= "prio";
84 private static final String NEXT_PRIO
= "next_prio";
85 private static final String NEW_PRIO
= "newprio";
86 private static final String COMM
= "comm";
87 private static final String NAME
= "name";
88 private static final String STATUS
= "status";
89 private static final String PREV_COMM
= "prev_comm";
90 private static final String FILENAME
= "filename";
91 private static final String HRTIMER
= "hrtimer";
92 private static final String HRTIMER_FUNCTION
= "function";
93 private static final String HRTIMER_EXPIRES
= "expires";
94 private static final String HRTIMER_NOW
= "now";
95 private static final String HRTIMER_SOFT_EXPIRES
= "softexpires";
96 private static final String KMEM_ALLOC
= "mm_page_alloc";
97 private static final String KMEM_FREE
= "mm_page_free";
98 private static final String SYSCALL_RET
= "ret";
99 private static final String RWBS
="rwbs";
100 private static final String DISKNAME
="diskname";
101 private static final String BLOCK_DEV
="dev";
102 private static final String SECTOR
="sector";
103 private static final String NR_SECTOR
="nr_sector";
104 private static final String RQ_SECTOR
= "rq_sector";
105 private static final String NEXTRQ_SECTOR
= "nextrq_sector";
107 /** All instances are the same. Only provide a static instance getter */
108 protected LttngEventLayout() {
111 private static final IKernelAnalysisEventLayout INSTANCE
= new LttngEventLayout();
114 * Get an instance of this event layout
116 * This object is completely immutable, so no need to create additional
117 * instances via the constructor.
119 * @return The instance
121 public static IKernelAnalysisEventLayout
getInstance() {
125 // ------------------------------------------------------------------------
127 // ------------------------------------------------------------------------
130 public String
eventIrqHandlerEntry() {
131 return IRQ_HANDLER_ENTRY
;
135 public String
eventIrqHandlerExit() {
136 return IRQ_HANDLER_EXIT
;
140 public String
eventSoftIrqEntry() {
141 return SOFTIRQ_ENTRY
;
145 public String
eventSoftIrqExit() {
150 public String
eventSoftIrqRaise() {
151 return SOFTIRQ_RAISE
;
155 public String
eventSchedSwitch() {
160 public String
eventSchedPiSetprio() {
161 return SCHED_PI_SETPRIO
;
165 public Collection
<String
> eventsSchedWakeup() {
166 return SCHED_WAKEUP_EVENTS
;
170 public String
eventSchedProcessFork() {
171 return SCHED_PROCESS_FORK
;
175 public String
eventSchedProcessExit() {
176 return SCHED_PROCESS_EXIT
;
180 public String
eventSchedProcessFree() {
181 return SCHED_PROCESS_FREE
;
185 public @NonNull String
eventStatedumpProcessState() {
186 return STATEDUMP_PROCESS_STATE
;
190 public String
eventSyscallEntryPrefix() {
191 return SYSCALL_ENTRY_PREFIX
;
195 public String
eventCompatSyscallEntryPrefix() {
196 return COMPAT_SYSCALL_ENTRY_PREFIX
;
200 public String
eventSyscallExitPrefix() {
201 return SYSCALL_EXIT_PREFIX
;
205 public String
eventCompatSyscallExitPrefix() {
207 * In LTTng < 2.6, the same generic event name is used for both standard
208 * and compat syscalls.
210 return SYSCALL_EXIT_PREFIX
;
217 public String
eventKmemPageAlloc() {
225 public String
eventKmemPageFree() {
229 // ------------------------------------------------------------------------
231 // ------------------------------------------------------------------------
234 public String
fieldIrq() {
239 public String
fieldVec() {
244 public String
fieldTid() {
249 public String
fieldPrevTid() {
254 public String
fieldPrevState() {
259 public String
fieldNextComm() {
264 public String
fieldNextTid() {
269 public String
fieldChildComm() {
274 public String
fieldParentTid() {
279 public String
fieldChildTid() {
284 public String
fieldPrio() {
289 public String
fieldNewPrio() {
294 public String
fieldNextPrio() {
299 public String
fieldComm() {
304 public String
fieldName() {
309 public String
fieldStatus() {
314 public String
fieldPrevComm() {
319 public String
fieldFilename() {
324 public String
eventSchedProcessExec() {
325 return SCHED_PROCESS_EXEC
;
329 public String
eventSchedProcessWakeup() {
334 public String
eventSchedProcessWakeupNew() {
335 return SCHED_WAKEUP_NEW
;
339 public String
eventHRTimerStart() {
340 return HRTIMER_START
;
344 public String
eventHRTimerCancel() {
345 return HRTIMER_CANCEL
;
349 public String
eventHRTimerExpireEntry() {
350 return HRTIMER_EXPIRE_ENTRY
;
354 public String
eventHRTimerExpireExit() {
355 return HRTIMER_EXPIRE_EXIT
;
359 * Event indicating the source of the wakeup signal.
361 * @return The name of the event
364 public String
eventSchedProcessTTWU() {
369 public String
fieldHRtimer() {
373 public String
fieldHRtimerFunction() {
374 return HRTIMER_FUNCTION
;
378 public String
fieldHRtimerExpires() {
379 return HRTIMER_EXPIRES
;
383 public String
fieldHRtimerSoftexpires() {
384 return HRTIMER_SOFT_EXPIRES
;
387 public String
fieldHRtimerNow() {
392 public String
fieldSyscallRet() {
396 // ------------------------------------------------------------------------
397 // I/O events and fields
398 // ------------------------------------------------------------------------
401 public String
eventBlockRqInsert() {
402 return BLOCK_RQ_INSERT
;
406 public String
eventBlockRqIssue() {
407 return BLOCK_RQ_ISSUE
;
411 public String
eventBlockRqComplete() {
412 return BLOCK_RQ_COMPLETE
;
416 public String
eventBlockBioFrontmerge() {
417 return BLOCK_BIO_FRONTMERGE
;
421 public String
eventBlockBioBackmerge() {
422 return BLOCK_BIO_BACKMERGE
;
426 public String
eventBlockRqMerge() {
427 return ELV_MERGE_REQUESTS
;
431 public @NonNull String
eventStatedumpBlockDevice() {
432 return LTTNG_STATEDUMP_BLOCK_DEVICE
;
436 public String
fieldBlockDeviceId() {
441 public String
fieldBlockSector() {
446 public String
fieldBlockNrSector() {
451 public String
fieldBlockRwbs() {
456 public String
fieldBlockRqSector() {
461 public String
fieldBlockNextRqSector() {
462 return NEXTRQ_SECTOR
;
466 public String
fieldDiskname() {