Hooks into the new monitordisk.py event and records the used space for
each volume. That is probably the only relevant value when it comes to
visualizing the build and recording more would only increase disk
usage.
Signed-off-by: Patrick Ohly <patrick.o...@intel.com>
---
meta/classes/buildstats.bbclass | 4 ++--
meta/lib/buildstats.py | 22 +++++++++++++++++-----
2 files changed, 19 insertions(+), 7 deletions(-)
diff --git a/meta/classes/buildstats.bbclass b/meta/classes/buildstats.bbclass
index 2abc1a7..113a246 100644
--- a/meta/classes/buildstats.bbclass
+++ b/meta/classes/buildstats.bbclass
@@ -199,8 +199,8 @@ python runqueue_stats () {
system_stats = buildstats.get_system_stats(d, init=init)
if system_stats:
# Ensure that we sample at important events.
- system_stats.sample(force=isinstance(e, bb.event.BuildCompleted))
+ system_stats.sample(e, force=isinstance(e, bb.event.BuildCompleted))
}
addhandler runqueue_stats
-runqueue_stats[eventmask] = "bb.runqueue.runQueueTaskStarted
bb.event.HeartbeatEvent bb.event.BuildCompleted"
+runqueue_stats[eventmask] = "bb.runqueue.runQueueTaskStarted
bb.event.HeartbeatEvent bb.event.BuildCompleted bb.event.MonitorDiskEvent"
diff --git a/meta/lib/buildstats.py b/meta/lib/buildstats.py
index 1664c52..2499fb1 100644
--- a/meta/lib/buildstats.py
+++ b/meta/lib/buildstats.py
@@ -3,6 +3,7 @@
# like open log files and the time of the last sampling.
import time
+import bb.event
class SystemStats:
def __init__(self, d):
@@ -19,17 +20,19 @@ class SystemStats:
# concurrently.
self.proc_files.append((filename,
open(os.path.join(bsdir, 'proc_%s.log' %
filename), 'ab')))
- # Last time that we sampled data.
- self.last = 0
+ self.monitor_disk = open(os.path.join(bsdir, 'monitor_disk.log'), 'ab')
+ # Last time that we sampled /proc data resp. recorded disk monitoring
data.
+ self.last_proc = 0
+ self.last_disk_monitor = 0
# Minimum number of seconds between recording a sample. This
# becames relevant when we get called very often while many
# short tasks get started. Sampling during quiet periods
# depends on the heartbeat event, which fires less often.
self.min_seconds = 1
- def sample(self, force):
+ def sample(self, event, force):
now = time.time()
- if (now - self.last > self.min_seconds) or force:
+ if (now - self.last_proc > self.min_seconds) or force:
for filename, output in self.proc_files:
with open(os.path.join('/proc', filename), 'rb') as input:
data = input.read()
@@ -39,7 +42,16 @@ class SystemStats:
('%.0f\n' % now).encode('ascii') +
data +
b'\n')
- self.last = now
+ self.last_proc = now
+
+ if isinstance(event, bb.event.MonitorDiskEvent) and \
+ ((now - self.last_disk_monitor > self.min_seconds) or force):
+ os.write(self.monitor_disk.fileno(),
+ ('%.0f\n' % now).encode('ascii') +
+ ''.join(['%s: %d\n' % (dev, sample.total_bytes -
sample.free_bytes)
+ for dev, sample in
event.disk_usage.items()]).encode('ascii') +
+ b'\n')
+ self.last_disk_monitor = now
_system_stats = None
--
2.1.4
--
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