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author | Josh Stone <jistone@redhat.com> | 2009-09-16 15:16:47 -0700 |
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committer | Josh Stone <jistone@redhat.com> | 2009-09-16 15:16:47 -0700 |
commit | ad7e33d7ceb3251f5141b586dad4f824c519d757 (patch) | |
tree | 6b0e70fc48bdb0a13d7265af7bb9eb414e81c16a /testsuite/systemtap.examples/index.html | |
parent | c0095e58288c7f98e89437bd4489433baa7e7c0d (diff) | |
download | systemtap-steved-ad7e33d7ceb3251f5141b586dad4f824c519d757.tar.gz systemtap-steved-ad7e33d7ceb3251f5141b586dad4f824c519d757.tar.xz systemtap-steved-ad7e33d7ceb3251f5141b586dad4f824c519d757.zip |
Spelling fixes in the meta of many examples
Diffstat (limited to 'testsuite/systemtap.examples/index.html')
-rw-r--r-- | testsuite/systemtap.examples/index.html | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/testsuite/systemtap.examples/index.html b/testsuite/systemtap.examples/index.html index d3efe7fa..203bc5d4 100644 --- a/testsuite/systemtap.examples/index.html +++ b/testsuite/systemtap.examples/index.html @@ -66,16 +66,16 @@ keywords: <a href="keyword-index.html#IO">IO</a> <a href="keyword-index.html#BAC <p>When a reschedule occurs during an AIO io_submit call, accumulate the traceback in a histogram. When the script exits prints out a sorted list from most common to least common backtrace.</p></li> <li><a href="io/ioblktime.stp">io/ioblktime.stp</a> - Average Time Block IO Requests Spend in Queue <br> keywords: <a href="keyword-index.html#IO">IO</a> <br> -<p>The ioblktime.stp script tracks the amount of time that each block IO requests spend waiting for completion. The script computes the average time waiting time for block IO per device and prints list every 10 seconds. In some cases there can be too many oustanding block IO operations and the script may exceed the default number of MAXMAPENTRIES allowed. In this case the allowed number can be increased with "-DMAXMAPENTRIES=10000" option on the stap command line.</p></li> +<p>The ioblktime.stp script tracks the amount of time that each block IO requests spend waiting for completion. The script computes the average time waiting time for block IO per device and prints list every 10 seconds. In some cases there can be too many outstanding block IO operations and the script may exceed the default number of MAXMAPENTRIES allowed. In this case the allowed number can be increased with "-DMAXMAPENTRIES=10000" option on the stap command line.</p></li> <li><a href="io/iostat-scsi.stp">io/iostat-scsi.stp</a> - iostat for SCSI Devices<br> keywords: <a href="keyword-index.html#IO">IO</a> <a href="keyword-index.html#PROFILING">PROFILING</a> <a href="keyword-index.html#SCSI">SCSI</a> <br> -<p>The iostat-scsi.stp script provides a breakdown of the number of blks read and written on the various machines's SCSI devices. The script takes one argument which is the number of seconds between reports.</p></li> +<p>The iostat-scsi.stp script provides a breakdown of the number of blks read and written on the machine's various SCSI devices. The script takes one argument which is the number of seconds between reports.</p></li> <li><a href="io/iostats.stp">io/iostats.stp</a> - List Executables Reading and Writing the Most Data<br> keywords: <a href="keyword-index.html#IO">IO</a> <a href="keyword-index.html#PROFILING">PROFILING</a> <br> <p> The iostat.stp script measures the amount of data successfully read and written by all the executables on the system. The output is sorted from most greatest sum of bytes read and written by an executable to the least. The output contains the count of operations (opens, reads, and writes), the totals and averages for the number of bytes read and written.</p></li> <li><a href="io/iotime.stp">io/iotime.stp</a> - Trace Time Spent in Read and Write for Files <br> keywords: <a href="keyword-index.html#SYSCALL">SYSCALL</a> <a href="keyword-index.html#READ">READ</a> <a href="keyword-index.html#WRITE">WRITE</a> <a href="keyword-index.html#TIME">TIME</a> <a href="keyword-index.html#IO">IO</a> <br> -<p>The script watches each open, close, read, and write syscalls on the system. For each file the scripts observes opened it accumulates the amount of wall clock time spend in read and write operations and the number of bytes read and written. When a file is closed the script prints out a pair of lines for the file. Both lines begin with a timestamp in microseconds, the PID number, and the executable name in parenthesese. The first line with the "access" keyword lists the file name, the attempted number of bytes for the read and write operations. The second line with the "iotime" keyword list the file name and the number of microseconds accumulated in the read and write syscalls.</p></li> +<p>The script watches each open, close, read, and write syscalls on the system. For each file the scripts observes opened it accumulates the amount of wall clock time spend in read and write operations and the number of bytes read and written. When a file is closed the script prints out a pair of lines for the file. Both lines begin with a timestamp in microseconds, the PID number, and the executable name in parentheses. The first line with the "access" keyword lists the file name, the attempted number of bytes for the read and write operations. The second line with the "iotime" keyword list the file name and the number of microseconds accumulated in the read and write syscalls.</p></li> <li><a href="io/iotop.stp">io/iotop.stp</a> - Periodically Print I/O Activity by Process Name<br> keywords: <a href="keyword-index.html#IO">IO</a> <br> <p>Every five seconds print out the top ten executables generating I/O traffic during that interval sorted in descending order.</p></li> @@ -105,16 +105,16 @@ keywords: <a href="keyword-index.html#MEMORY">MEMORY</a> <br> <p>The mmfilepage.stp script uses the virtual memory tracepoints available in some kernels to track the number of faults, copy on writes mapping, and unmapping operations for file backed pages. When the script is terminated the counts are printed for each process that allocated pages while the script was running. The mmfilepage.stp script is useful in debugging leaks in the mapped file regions of a process.</p></li> <li><a href="memory/mmreclaim.stp">memory/mmreclaim.stp</a> - Track Virtual Memory System Page Reclamation<br> keywords: <a href="keyword-index.html#MEMORY">MEMORY</a> <br> -<p>The mmreclaim.stp script uses the virtual memory tracepoints available in some kernels to track page reclaim activity that occured while the script was running. Its useful is debugging performance problems that occur due to page reclamation.</p></li> +<p>The mmreclaim.stp script uses the virtual memory tracepoints available in some kernels to track page reclaim activity that occurred while the script was running. Its useful is debugging performance problems that occur due to page reclamation.</p></li> <li><a href="memory/mmwriteback.stp">memory/mmwriteback.stp</a> - Track Virtual Memory System Writing to Disk<br> keywords: <a href="keyword-index.html#MEMORY">MEMORY</a> <br> -<p>The mmwriteback.stp script uses the virtual memory tracepoints available in some kernels to report all of the file writebacks that occur form kupdate, pdflush and kjournald while the script is running. Its useful in determining where writes are coming from on a supposedly idle system that is experiencing upexpected IO.</p></li> +<p>The mmwriteback.stp script uses the virtual memory tracepoints available in some kernels to report all of the file writebacks that occur form kupdate, pdflush and kjournald while the script is running. Its useful in determining where writes are coming from on a supposedly idle system that is experiencing unexpected IO.</p></li> <li><a href="memory/numa_faults.stp">memory/numa_faults.stp</a> - Summarize Process Misses across NUMA Nodes<br> keywords: <a href="keyword-index.html#MEMORY">MEMORY</a> <a href="keyword-index.html#NUMA">NUMA</a> <br> -<p>The numa_faults.stp script tracks the read and write pages faults for each process. When the script exits it prints out the total read and write pages faults for each process. The script also providea a break down of page faults per node for each process. This script is useful for determining whether the program has good locality (page faults limited to a single node) on a NUMA computer.</p></li> +<p>The numa_faults.stp script tracks the read and write pages faults for each process. When the script exits it prints out the total read and write pages faults for each process. The script also provide a break down of page faults per node for each process. This script is useful for determining whether the program has good locality (page faults limited to a single node) on a NUMA computer.</p></li> <li><a href="memory/pfaults.stp">memory/pfaults.stp</a> - Generate Log of Major and Minor Page Faults<br> keywords: <a href="keyword-index.html#MEMORY">MEMORY</a> <br> -<p>The pfaults.stp script generates a simple log for each major and minor page fault that occurs on the system. Each line contains a timestamp (in microseconds) when the page fault servicing was completed, the pid of the process, the address of the page fault, the type of access (read or write), the type of fault (major or minor), and the elapsed time for page fault. This log can be examined to determine where the page faults are occuring.</p></li> +<p>The pfaults.stp script generates a simple log for each major and minor page fault that occurs on the system. Each line contains a timestamp (in microseconds) when the page fault servicing was completed, the pid of the process, the address of the page fault, the type of access (read or write), the type of fault (major or minor), and the elapsed time for page fault. This log can be examined to determine where the page faults are occurring.</p></li> <li><a href="network/autofs4.stp">network/autofs4.stp</a> - Watch autofs4 operations<br> keywords: <a href="keyword-index.html#NETWORK">NETWORK</a> <a href="keyword-index.html#AUTOFS">AUTOFS</a> <a href="keyword-index.html#NFS">NFS</a> <br> <p>Trace key autofs4 operations such as mounting or unmounting remote filesystems.</p></li> @@ -171,7 +171,7 @@ keywords: <a href="keyword-index.html#SIGNALS">SIGNALS</a> <br> <p>Print signal counts by process name in descending order.</p></li> <li><a href="process/sigkill.stp">process/sigkill.stp</a> - Track SIGKILL Signals<br> keywords: <a href="keyword-index.html#SIGNALS">SIGNALS</a> <br> -<p>The script traces any SIGKILL signals. When that SIGKILL signal is sent to a process, the script prints out the signal name, the desination executable and process ID, the executable name user ID that sent the signal.</p></li> +<p>The script traces any SIGKILL signals. When that SIGKILL signal is sent to a process, the script prints out the signal name, the destination executable and process ID, the executable name user ID that sent the signal.</p></li> <li><a href="process/sigmon.stp">process/sigmon.stp</a> - Track a particular signal to a specific process<br> keywords: <a href="keyword-index.html#SIGNALS">SIGNALS</a> <br> <p>The script watches for a particular signal sent to a specific process. When that signal is sent to the specified process, the script prints out the PID and executable of the process sending the signal, the PID and executable name of the process receiving the signal, and the signal number and name.</p></li> @@ -180,16 +180,16 @@ keywords: <a href="keyword-index.html#IO">IO</a> <a href="keyword-index.html#SCH <p>The script monitors the time that threads spend waiting for IO operations (in "D" state) in the wait_for_completion function. If a thread spends over 10ms, its name and backtrace is printed, and later so is the total delay.</p></li> <li><a href="process/sleeptime.stp">process/sleeptime.stp</a> - Trace Time Spent in nanosleep Syscalls<br> keywords: <a href="keyword-index.html#SYSCALL">SYSCALL</a> <a href="keyword-index.html#SLEEP">SLEEP</a> <br> -<p>The script watches each nanosleep syscall on the system. At the end of each nanosleep syscall the script prints out a line with a timestamp in microseconds, the pid, the executable name in paretheses, the "nanosleep:" key, and the duration of the sleep in microseconds.</p></li> +<p>The script watches each nanosleep syscall on the system. At the end of each nanosleep syscall the script prints out a line with a timestamp in microseconds, the pid, the executable name in parentheses, the "nanosleep:" key, and the duration of the sleep in microseconds.</p></li> <li><a href="process/syscalls_by_pid.stp">process/syscalls_by_pid.stp</a> - System-Wide Count of Syscalls by PID<br> keywords: <a href="keyword-index.html#SYSCALL">SYSCALL</a> <br> <p>The script watches all syscall on the system. On exit the script prints a list showing the number of systemcalls executed by each PID ordered from greatest to least number of syscalls.</p></li> <li><a href="process/syscalls_by_proc.stp">process/syscalls_by_proc.stp</a> - System-Wide Count of Syscalls by Executable<br> keywords: <a href="keyword-index.html#SYSCALL">SYSCALL</a> <br> -<p>The script watches all syscall on the system. On exit the script prints a list showing the number of systemcalls executed by each executable ordered from greates to least number of syscalls.</p></li> +<p>The script watches all syscall on the system. On exit the script prints a list showing the number of systemcalls executed by each executable ordered from greatest to least number of syscalls.</p></li> <li><a href="process/wait4time.stp">process/wait4time.stp</a> - Trace Time Spent in wait4 Syscalls<br> keywords: <a href="keyword-index.html#SYSCALL">SYSCALL</a> <a href="keyword-index.html#WAIT4">WAIT4</a> <br> -<p>The script watches each wait4 syscall on the system. At the end of each wait4 syscall the script prints out a line with a timestamp in microseconds, the pid, the executable name in paretheses, the "wait4:" key, the duration of the wait and the PID that the wait4 was waiting for. If the waited for PID is not specified , it is "-1".</p></li> +<p>The script watches each wait4 syscall on the system. At the end of each wait4 syscall the script prints out a line with a timestamp in microseconds, the pid, the executable name in parentheses, the "wait4:" key, the duration of the wait and the PID that the wait4 was waiting for. If the waited for PID is not specified , it is "-1".</p></li> <li><a href="profiling/functioncallcount.stp">profiling/functioncallcount.stp</a> - Count Times Functions Called<br> keywords: <a href="keyword-index.html#PROFILING">PROFILING</a> <a href="keyword-index.html#FUNCTIONS">FUNCTIONS</a> <br> <p>The functioncallcount.stp script takes one argument, a list of functions to probe. The script will run and count the number of times that each of the functions on the list is called. On exit the script will print a sorted list from most frequently to least frequently called function.</p></li> |