Re: [PATCH] virsh: Alter formatting a bit for output of domstats fields

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On 02/09/2017 05:02 PM, John Ferlan wrote:
> Alter the formatting of each line to not give the appearance of
> one long run-on sentance and to be consistent between the various
> elements of collected/displayed data. The formatting should fit
> within the 80 character display. This removes the need for commas
> at the end of each line.
> 
> Signed-off-by: John Ferlan <jferlan@xxxxxxxxxx>
> ---
>  tools/virsh.pod | 163 ++++++++++++++++++++++++++++++++------------------------
>  1 file changed, 93 insertions(+), 70 deletions(-)
> 

ping? It's fairly trivial - just some virsh.pod formatting and
readability stuff.

Tks -

John

> diff --git a/tools/virsh.pod b/tools/virsh.pod
> index a470409..c3cd6bb 100644
> --- a/tools/virsh.pod
> +++ b/tools/virsh.pod
> @@ -885,67 +885,85 @@ Note that - depending on the hypervisor type and version or the domain state
>  - not all of the following statistics may be returned.
>  
>  When selecting the I<--state> group the following fields are returned:
> -"state.state" - state of the VM, returned as number from virDomainState enum,
> -"state.reason" - reason for entering given state, returned as int from
> -virDomain*Reason enum corresponding to given state.
> +
> + "state.state" - state of the VM, returned as number from
> +                 virDomainState enum
> + "state.reason" - reason for entering given state, returned
> +                  as int from virDomain*Reason enum corresponding
> +                  to given state
>  
>  I<--cpu-total> returns:
> -"cpu.time" - total cpu time spent for this domain in nanoseconds,
> -"cpu.user" - user cpu time spent in nanoseconds,
> -"cpu.system" - system cpu time spent in nanoseconds
> +
> + "cpu.time" - total cpu time spent for this domain in nanoseconds
> + "cpu.user" - user cpu time spent in nanoseconds
> + "cpu.system" - system cpu time spent in nanoseconds
>  
>  I<--balloon> returns:
> -"balloon.current" - the memory in kiB currently used,
> -"balloon.maximum" - the maximum memory in kiB allowed,
> -"balloon.swap_in" - the amount of data read from swap space (in kB),
> -"balloon.swap_out" - the amount of memory written out to swap space (in kB),
> -"balloon.major_fault" - the number of page faults then disk IO was required,
> -"balloon.minor_fault" - the number of other page faults,
> -"balloon.unused" - the amount of memory left unused by the system (in kB),
> -"balloon.available" - the amount of usable memory as seen by the domain (in kB),
> -"balloon.rss" - Resident Set Size of running domain's process (in kB),
> -"balloon.usable" - the amount of memory which can be reclaimed by balloon
> -without causing host swapping (in KB),
> -"balloon.last-update" - timestamp of the last update of statistics (in seconds)
> +
> + "balloon.current" - the memory in kiB currently used
> + "balloon.maximum" - the maximum memory in kiB allowed
> + "balloon.swap_in" - the amount of data read from swap space (in kB)
> + "balloon.swap_out" - the amount of memory written out to swap
> +                      space (in kB)
> + "balloon.major_fault" - the number of page faults then disk IO
> +                         was required
> + "balloon.minor_fault" - the number of other page faults
> + "balloon.unused" - the amount of memory left unused by the
> +                    system (in kB)
> + "balloon.available" - the amount of usable memory as seen by
> +                       the domain (in kB)
> + "balloon.rss" - Resident Set Size of running domain's process
> +                 (in kB)
> + "balloon.usable" - the amount of memory which can be reclaimed by
> +                    balloon without causing host swapping (in KB)
> + "balloon.last-update" - timestamp of the last update of statistics
> +                         (in seconds)
>  
>  I<--vcpu> returns:
> -"vcpu.current" - current number of online virtual CPUs,
> -"vcpu.maximum" - maximum number of online virtual CPUs,
> -"vcpu.<num>.state" - state of the virtual CPU <num>, as number
> -from virVcpuState enum,
> -"vcpu.<num>.time" - virtual cpu time spent by virtual CPU <num>
> - (in microseconds),
> -"vcpu.<num>.wait" - virtual cpu time spent by virtual CPU <num>
> -waiting on I/O (in microseconds),
> -"vcpu.<num>.halted" - virtual CPU <num> is halted: yes or no (may indicate
> -the processor is idle or even disabled, depending on the architecture)
> +
> + "vcpu.current" - current number of online virtual CPUs
> + "vcpu.maximum" - maximum number of online virtual CPUs
> + "vcpu.<num>.state" - state of the virtual CPU <num>, as
> +                      number from virVcpuState enum
> + "vcpu.<num>.time" - virtual cpu time spent by virtual
> +                     CPU <num> (in microseconds)
> + "vcpu.<num>.wait" - virtual cpu time spent by virtual
> +                     CPU <num> waiting on I/O (in microseconds)
> + "vcpu.<num>.halted" - virtual CPU <num> is halted: yes or
> +                       no (may indicate the processor is idle
> +                       or even disabled, depending on the
> +                       architecture)
>  
>  I<--interface> returns:
> -"net.count" - number of network interfaces on this domain,
> -"net.<num>.name" - name of the interface <num>,
> -"net.<num>.rx.bytes" - number of bytes received,
> -"net.<num>.rx.pkts" - number of packets received,
> -"net.<num>.rx.errs" - number of receive errors,
> -"net.<num>.rx.drop" - number of receive packets dropped,
> -"net.<num>.tx.bytes" - number of bytes transmitted,
> -"net.<num>.tx.pkts" - number of packets transmitted,
> -"net.<num>.tx.errs" - number of transmission errors,
> -"net.<num>.tx.drop" - number of transmit packets dropped
> +
> + "net.count" - number of network interfaces on this domain
> + "net.<num>.name" - name of the interface <num>
> + "net.<num>.rx.bytes" - number of bytes received
> + "net.<num>.rx.pkts" - number of packets received
> + "net.<num>.rx.errs" - number of receive errors
> + "net.<num>.rx.drop" - number of receive packets dropped
> + "net.<num>.tx.bytes" - number of bytes transmitted
> + "net.<num>.tx.pkts" - number of packets transmitted
> + "net.<num>.tx.errs" - number of transmission errors
> + "net.<num>.tx.drop" - number of transmit packets dropped
>  
>  I<--perf> returns the statistics of all enabled perf events:
> -"perf.cmt" - the cache usage in Byte currently used,
> -"perf.mbmt" - total system bandwidth from one level of cache,
> -"perf.mbml" - bandwidth of memory traffic for a memory controller,
> -"perf.cpu_cycles" - the count of cpu cycles (total/elapsed),
> -"perf.instructions" - the count of instructions,
> -"perf.cache_references" - the count of cache hits,
> -"perf.cache_misses" - the count of caches misses,
> -"perf.branch_instructions" - the count of branch instructions,
> -"perf.branch_misses" - the count of branch misses,
> -"perf.bus_cycles" - the count of bus cycles,
> -"perf.stalled_cycles_frontend" - the count of stalled frontend cpu cycles,
> -"perf.stalled_cycles_backend" - the count of stalled backend cpu cycles,
> -"perf.ref_cpu_cycles" - the count of ref cpu cycles
> +
> + "perf.cmt" - the cache usage in Byte currently used
> + "perf.mbmt" - total system bandwidth from one level of cache
> + "perf.mbml" - bandwidth of memory traffic for a memory controller
> + "perf.cpu_cycles" - the count of cpu cycles (total/elapsed)
> + "perf.instructions" - the count of instructions
> + "perf.cache_references" - the count of cache hits
> + "perf.cache_misses" - the count of caches misses
> + "perf.branch_instructions" - the count of branch instructions
> + "perf.branch_misses" - the count of branch misses
> + "perf.bus_cycles" - the count of bus cycles
> + "perf.stalled_cycles_frontend" - the count of stalled frontend
> +                                  cpu cycles
> + "perf.stalled_cycles_backend" - the count of stalled backend
> +                                 cpu cycles
> + "perf.ref_cpu_cycles" - the count of ref cpu cycles
>  
>  See the B<perf> command for more details about each event.
>  
> @@ -954,25 +972,30 @@ domain.  Using the I<--backing> flag extends this information to
>  cover all resources in the backing chain, rather than the default
>  of limiting information to the active layer for each guest disk.
>  Information listed includes:
> -"block.count" - number of block devices being listed,
> -"block.<num>.name" - name of the target of the block device <num> (the
> -same name for multiple entries if I<--backing> is present),
> -"block.<num>.backingIndex" - when I<--backing> is present, matches up
> -with the <backingStore> index listed in domain XML for backing files,
> -"block.<num>.path" - file source of block device <num>, if it is a
> -local file or block device,
> -"block.<num>.rd.reqs" - number of read requests,
> -"block.<num>.rd.bytes" - number of read bytes,
> -"block.<num>.rd.times" - total time (ns) spent on reads,
> -"block.<num>.wr.reqs" - number of write requests,
> -"block.<num>.wr.bytes" - number of written bytes,
> -"block.<num>.wr.times" - total time (ns) spent on writes,
> -"block.<num>.fl.reqs" - total flush requests,
> -"block.<num>.fl.times" - total time (ns) spent on cache flushing,
> -"block.<num>.errors" - Xen only: the 'oo_req' value,
> -"block.<num>.allocation" - offset of highest written sector in bytes,
> -"block.<num>.capacity" - logical size of source file in bytes,
> -"block.<num>.physical" - physical size of source file in bytes
> +
> + "block.count" - number of block devices being listed
> + "block.<num>.name" - name of the target of the block
> +                      device <num> (the same name for
> +                      multiple entries if I<--backing>
> +                      is present)
> + "block.<num>.backingIndex" - when I<--backing> is present,
> +                              matches up with the <backingStore>
> +                              index listed in domain XML for
> +                              backing files
> + "block.<num>.path" - file source of block device <num>, if
> +                      it is a local file or block device
> + "block.<num>.rd.reqs" - number of read requests
> + "block.<num>.rd.bytes" - number of read bytes
> + "block.<num>.rd.times" - total time (ns) spent on reads
> + "block.<num>.wr.reqs" - number of write requests
> + "block.<num>.wr.bytes" - number of written bytes
> + "block.<num>.wr.times" - total time (ns) spent on writes
> + "block.<num>.fl.reqs" - total flush requests
> + "block.<num>.fl.times" - total time (ns) spent on cache flushing
> + "block.<num>.errors" - Xen only: the 'oo_req' value
> + "block.<num>.allocation" - offset of highest written sector in bytes
> + "block.<num>.capacity" - logical size of source file in bytes
> + "block.<num>.physical" - physical size of source file in bytes
>  
>  Selecting a specific statistics groups doesn't guarantee that the
>  daemon supports the selected group of stats. Flag I<--enforce>
> 

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