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From: turanammo@rocketmail.com (Jack Daniel)
Subject: [ltt-dev] WARNING **: No channel for marker named kernel.syscall_entry found. solved
Date: Tue, 14 Apr 2009 05:27:19 -0700 (PDT)	[thread overview]
Message-ID: <168131.25257.qm@web111206.mail.gq1.yahoo.com> (raw)

Hi Philby,

Oops! I missed using that. Thanks, that solved my problem.

Cheers,
Jack

--- On Tue, 4/14/09, Philby John <pjohn at in.mvista.com> wrote:

From: Philby John <pjohn@in.mvista.com>
Subject: Re: [ltt-dev] WARNING **: No channel for marker named kernel.syscall_entry found.
To: "Jack Daniel" <turanammo at rocketmail.com>
Cc: ltt-dev at lists.casi.polymtl.ca
Date: Tuesday, April 14, 2009, 12:07 PM

Jack,

??? You could try using "ltt-armall" command before starting the trace
"lttctl -C -w /tmp/trace1 trace1"


Regards,
Philby

On Tue, 2009-04-14 at 00:15 -0700, Jack Daniel wrote:
> Hello,
> 
> Could someone tell me the meaning of the warnings "WARNING **: No
> channel for marker named kernel.syscall_entry found etc..." and how
> may I fix this warning?
> 
> Thanks and regards,
> Jack
> 
> [root at localhost linux]# lttctl -C -w /tmp/trace1 trace1
> Linux Trace Toolkit Trace Control 0.62-23122008? ? ? ???
> 
> Controlling trace : trace1
> 
> lttctl: Creating trace
> lttctl: Forking lttd 
> Linux Trace Toolkit Trace Daemon 0.62-23122008
> 
> Reading from debugfs directory : /mnt/debugfs/ltt/trace1
> Writing to trace directory : /tmp/trace1? ? ? ? ? ? ???
> 
> lttctl: Starting trace
> [root at localhost linux]# lttctl -D trace1???
> Linux Trace Toolkit Trace Control 0.62-23122008
> 
> Controlling trace : trace1
> 
> lttctl: Pausing trace
> lttctl: Destroying trace
> [root at localhost linux]# lttv -m textDump -t /tmp/trace1
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.syscall_entry found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.trap_entry found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.irq_entry found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.syscall_entry found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.syscall_exit found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.trap_entry found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel..trap_exit found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.page_fault_entry found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.page_fault_exit found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.page_fault_nosem_entry found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.page_fault_nosem_exit found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.irq_entry found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel..irq_exit found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.softirq_raise found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.softirq_entry found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.softirq_exit found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.sched_schedule found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.process_fork found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.kthread_create found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.process_exit found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kernel.process_free found
> 
> ** (process:11558): WARNING **: No channel for marker named fs.exec
> found
> 
> ** (process:11558): WARNING **: No channel for marker named
> userspace.thread_brand found
> 
> ** (process:11558): WARNING **: No channel for marker named
> task_state.process_state found
> 
> ** (process:11558): WARNING **: No channel for marker named
> global_state.statedump_end found
> 
> ** (process:11558): WARNING **: No channel for marker named
> irq_state.interrupt found
> 
> ** (process:11558): WARNING **: No channel for marker named
> block._blk_request_issue found
> 
> ** (process:11558): WARNING **: No channel for marker named
> block._blk_request_complete found
> 
> ** (process:11558): WARNING **: No channel for marker named
> userspace.function_entry found
> 
> ** (process:11558): WARNING **: No channel for marker named
> userspace.function_exit found
> 
> ** (process:11558): WARNING **: No channel for marker named
> syscall_state.sys_call_table found
> 
> ** (process:11558): WARNING **: No channel for marker named
> kprobe_state.kprobe_table found
> 
> ** (process:11558): WARNING **: No channel for marker named
> softirq_state.softirq_vec found
> Trace set contains 1 traces
> 
> metadata.core_marker_id: 58328.721400644 (/tmp/trace1/metadata_0), 0,
> 0, , , 0, 0x0, MODE_UNKNOWN { channel = "metadata", name =
> "core_marker_format", event_id = 1, int = 4, long = 4, pointer = 4,
> size_t = 4, alignment = 0 }
> metadata.core_marker_format: 58328.721405388 (/tmp/trace1/metadata_0),
> 0, 0, , , 0, 0x0, MODE_UNKNOWN { channel = "metadata", name =
> "core_marker_format", format = "channel %s name %s format %s" }
> metadata.core_marker_id: 58328.721407305 (/tmp/trace1/metadata_0), 0,
> 0, , , 0, 0x0, MODE_UNKNOWN { channel = "metadata", name =
> "core_marker_id", event_id = 0, int = 4, long = 4, pointer = 4, size_t
> = 4, alignment = 0 }
> metadata.core_marker_format: 58328.721409452 (/tmp/trace1/metadata_0),
> 0, 0, , , 0, 0x0, MODE_UNKNOWN { channel = "metadata", name =
> "core_marker_id", format = "channel %s name %s event_id %hu int #1u%zu
> long #1u%zu pointer #1u%zu size_t #1u%zu alignment #1u%u" }
> metadata.core_marker_id: 58328.721411407 (/tmp/trace1/metadata_0), 0,
> 0, , , 0, 0x0, MODE_UNKNOWN { channel = "metadata", name =
> "core_marker_id", event_id = 0, int = 4, long = 4, pointer = 4, size_t
> = 4, alignment = 0 }
> metadata.core_marker_format: 58328.721413542 (/tmp/trace1/metadata_0),
> 0, 0, , , 0, 0x0, MODE_UNKNOWN { channel = "metadata", name =
> "core_marker_id", format = "channel %s name %s event_id %hu int #1u%zu
> long #1u%zu pointer #1u%zu size_t #1u%zu alignment #1u%u" }
> metadata.core_marker_id: 58328.721415471 (/tmp/trace1/metadata_0), 0,
> 0, , , 0, 0x0, MODE_UNKNOWN { channel = "metadata", name =
> "core_marker_format", event_id = 1, int = 4, long = 4, pointer = 4,
> size_t = 4, alignment = 0 }
> metadata.core_marker_format: 58328.721417527 (/tmp/trace1/metadata_0),
> 0, 0, , , 0, 0x0, MODE_UNKNOWN { channel = "metadata", name =
> "core_marker_format", format = "channel %s name %s format %s" }
> metadata.core_marker_id: 58328.721419283 (/tmp/trace1/metadata_0), 0,
> 0, , , 0, 0x0, MODE_UNKNOWN { channel = "metadata", name =
> "core_marker_format", event_id = 1, int = 4, long = 4, pointer = 4,
> size_t = 4, alignment = 0 }
> metadata.core_marker_format: 58328.721421317 (/tmp/trace1/metadata_0),
> 0, 0, , , 0, 0x0, MODE_UNKNOWN { channel = "metadata", name =
> "core_marker_format", format = "channel %s name %s format %s" }
> End trace set
> 
> _______________________________________________
> ltt-dev mailing list
> ltt-dev at lists.casi.polymtl.ca
> http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev




      
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