Have another question about your post : "How to create and register custom ambari alerts ?" How to limit mount point or resolve error : OSError: [Errno 2] No such file or directory: 'net_prio' [root@serv03 host_scripts]# python test_alert_disk_space.py mountPoints = ,/sys,/proc,/dev,/sys/kernel/security,/dev/shm,/dev/pts,/run,/sys/fs/cgroup,/sys/fs/cgroup/systemd,/sys/fs/pstore,/sys/fs/cgroup/pids,/sys/fs/cgroup/net_cls,net_prio,/sys/fs/cgroup/perf_event,/sys/fs/cgroup/cpu,cpuacct,/sys/fs/cgroup/devices,/sys/fs/cgroup/hugetlb,/sys/fs/cgroup/blkio,/sys/fs/cgroup/memory,/sys/fs/cgroup/cpuset,/sys/fs/cgroup/freezer,/sys/kernel/config,/,/usr,/proc/sys/fs/binfmt_misc,/dev/mqueue,/sys/kernel/debug,/dev/hugepages,/hadoop,/var,/var/lib,/home,/boot,/proc/sys/fs/binfmt_misc,/run/user/1015,/run/user/1012,/run/user/1031,/run/user/0,/run/user/1029,/run/user/1010,/run/user/1037,/run/user/1013,/run/user/1018,/run/user/1040,/run/user/1022,/run/user/1039 ['', '/sys', '/proc', '/dev', '/sys/kernel/security', '/dev/shm', '/dev/pts', '/run', '/sys/fs/cgroup', '/sys/fs/cgroup/systemd', '/sys/fs/pstore', '/sys/fs/cgroup/pids', '/sys/fs/cgroup/net_cls', 'net_prio', '/sys/fs/cgroup/perf_event', '/sys/fs/cgroup/cpu', 'cpuacct', '/sys/fs/cgroup/devices', '/sys/fs/cgroup/hugetlb', '/sys/fs/cgroup/blkio', '/sys/fs/cgroup/memory', '/sys/fs/cgroup/cpuset', '/sys/fs/cgroup/freezer', '/sys/kernel/config', '/', '/usr', '/proc/sys/fs/binfmt_misc', '/dev/mqueue', '/sys/kernel/debug', '/dev/hugepages', '/hadoop', '/var', '/var/lib', '/home', '/boot', '/proc/sys/fs/binfmt_misc', '/run/user/1015', '/run/user/1012', '/run/user/1031', '/run/user/0', '/run/user/1029', '/run/user/1010', '/run/user/1037', '/run/user/1013', '/run/user/1018', '/run/user/1040', '/run/user/1022', '/run/user/1039'] ---------- l : FINAL finalResultCode CODE ..... ---------- l : /sys /sys disk_usage.total = 0 =>WARNING FINAL finalResultCode CODE .....WARNING ---------- l : /proc /proc disk_usage.total = 0 =>WARNING FINAL finalResultCode CODE .....WARNING ---------- l : /dev /dev disk_usage.total 134933655552 =>WARNING FINAL finalResultCode CODE .....WARNING ---------- l : /sys/kernel/security /sys/kernel/security disk_usage.total = 0 =>WARNING FINAL finalResultCode CODE .....WARNING ---------- l : /dev/shm /dev/shm disk_usage.total 134944870400 =>WARNING FINAL finalResultCode CODE .....WARNING ---------- l : /dev/pts /dev/pts disk_usage.total = 0 =>WARNING FINAL finalResultCode CODE .....WARNING ---------- l : /run /run disk_usage.total 134944870400 =>WARNING FINAL finalResultCode CODE .....WARNING ---------- l : /sys/fs/cgroup /sys/fs/cgroup disk_usage.total 134944870400 =>WARNING FINAL finalResultCode CODE .....WARNING ---------- l : /sys/fs/cgroup/systemd /sys/fs/cgroup/systemd disk_usage.total = 0 =>WARNING FINAL finalResultCode CODE .....WARNING ---------- l : /sys/fs/pstore /sys/fs/pstore disk_usage.total = 0 =>WARNING FINAL finalResultCode CODE .....WARNING ---------- l : /sys/fs/cgroup/pids /sys/fs/cgroup/pids disk_usage.total = 0 =>WARNING FINAL finalResultCode CODE .....WARNING ---------- l : /sys/fs/cgroup/net_cls /sys/fs/cgroup/net_cls disk_usage.total = 0 =>WARNING FINAL finalResultCode CODE .....WARNING ---------- l : net_prio net_prio Traceback (most recent call last): File "test_alert_disk_space.py", line 241, in <module> execute() File "/usr/lib/python2.6/site-packages/ambari_commons/os_family_impl.py", line 89, in thunk return fn(*args, **kwargs) File "test_alert_disk_space.py", line 90, in execute disk_usage = _get_disk_usage(mountPath) File "/usr/lib/python2.6/site-packages/ambari_commons/os_family_impl.py", line 89, in thunk return fn(*args, **kwargs) File "test_alert_disk_space.py", line 179, in _get_disk_usage disk_stats = os.statvfs(path) OSError: [Errno 2] No such file or directory: 'net_prio' [root@serv03 host_scripts]# ... View more

Hi! Thanks you very match, it works! ... View more

Ambari Version 2.5.0.3 (HDP-2.6.3.0) ... View more

Hi All! After done steps describe above have strange errors : [Errno 2] No such file or directory: 'net_prio' Please healp custom-host-mount-point-usage.png.. Ambari Version 2.5.0.3 (HDP-2.6.3.0) ... View more

Hi all! Where is I can find information about limitation Hadoop Distcp ? (transactional / non-transactional etc ) ... View more

Hi! After change parameter preserveBlockSize & skipChecksum on target site, do not see any change in xml file for task (after recreate task) : [hdfs@target ~]$ hdfs dfs -ls /apps/falcon/extensions/hdfs-mirroring/retargets/runtime/hdfs-mirroring-workflow.xml -rwxr-xr-x 2 hdfs users 4943 2017-11-13 22:39 /apps/falcon/extensions/hdfs-mirroring/retargets/runtime/hdfs-mirroring-workflow.xml <<< change this file ( on target size) [hdfs@target ~]$ t1.xml[hdfs@target ~]$ grep -i preserveBlockSize hdfs-mirroring-workflow.xml <arg>-preserveBlockSize</arg> <arg>${preserveBlockSize}</arg> <arg>-preserveBlockSize</arg> <arg>true</arg> [hdfs@target ~]$ [hdfs@target ~]$ [hdfs@target ~]$ grep -i skipChecksum hdfs-mirroring-workflow.xml <arg>-skipChecksum</arg> <arg>${skipChecksum}</arg> <arg>-skipChecksum</arg> <arg>true</arg> [hdfs@target ~]$ Please help me. Where I can find file hdfs-replication.properties ? ... View more

any recomendation ? ... View more

properties.png ... View more