---> uname -a: Linux dc604d5a9c21 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 8.8G 41.2G 18% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 8.8G 41.2G 18% /etc/resolv.conf /dev/vda1 50.0G 8.8G 41.2G 18% /etc/hostname /dev/vda1 50.0G 8.8G 41.2G 18% /etc/hosts /dev/vda1 50.0G 8.8G 41.2G 18% /var/log/sa /dev/vda1 50.0G 8.8G 41.2G 18% /w/workspace/edgex-go/32@tmp /dev/vda1 50.0G 8.8G 41.2G 18% /w/workspace/edgex-go/32 ---> free -m: total used free shared buff/cache available Mem: 1837 715 101 0 1020 1030 Swap: 1023 3 1020 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 12: eth0@if13: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 08/11/20 _x86_64_ (4 CPU) 04:30:05 LINUX RESTART 04:31:02 tps rtps wtps bread/s bwrtn/s 04:32:01 65.58 19.90 45.68 5214.42 12835.27 04:33:01 404.22 260.88 143.35 10964.87 56768.91 04:34:02 361.83 177.13 184.70 7622.29 35155.90 04:35:01 83.37 25.77 57.60 2152.55 17532.77 04:36:01 2.28 0.12 2.16 6.52 36.54 04:37:01 0.47 0.02 0.45 0.53 6.79 04:38:01 0.32 0.12 0.20 74.86 1.98 04:39:01 0.27 0.00 0.27 0.00 2.98 04:40:01 0.28 0.00 0.28 0.00 3.11 Average: 102.23 53.92 48.31 2891.44 13595.26 04:31:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:32:01 78396 1803160 95.83 2620 1014856 1460372 49.84 647944 994076 20 04:33:01 95340 1786216 94.93 1492 1106508 1304560 44.52 576824 1002024 16 04:34:02 364200 1517356 80.64 624 737376 1785196 60.93 625072 650348 17320 04:35:01 615752 1265804 67.27 484 607824 1096612 37.43 489900 548836 16 04:36:01 619556 1262000 67.07 484 607868 1074820 36.68 493532 543040 8 04:37:01 619860 1261696 67.06 484 607872 1074772 36.68 493560 542900 12 04:38:01 619956 1261600 67.05 484 610128 1060368 36.19 492900 544300 8 04:39:01 620200 1261356 67.04 484 610132 1060368 36.19 492880 544300 8 04:40:01 619864 1261692 67.06 484 610140 1060368 36.19 493052 544300 16 Average: 472569 1408987 74.88 849 723634 1219715 41.63 533963 657125 1936 04:31:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:32:01 eth0 1241.28 1477.88 5451.18 157.28 0.00 0.00 0.00 04:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 vethde15678 1059.82 739.60 93.49 2699.53 0.00 0.00 0.00 04:32:01 docker0 1059.82 739.47 79.00 2699.52 0.00 0.00 0.00 04:33:01 eth0 1217.03 720.48 5977.24 2757.62 0.00 0.00 0.00 04:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 docker0 52.71 65.32 2.77 359.84 0.00 0.00 0.00 04:34:02 eth0 266.84 169.02 1561.98 54.44 0.00 0.00 0.00 04:34:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:02 veth0d1656f 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:34:02 docker0 1177.70 890.40 87.03 3487.36 0.00 0.00 0.00 04:35:01 eth0 15.89 8.05 12.89 6.48 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 eth0 1.88 0.40 0.45 0.24 0.00 0.00 0.00 04:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 eth0 1.08 0.55 0.60 0.39 0.00 0.00 0.00 04:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 eth0 0.12 0.08 0.01 0.04 0.00 0.00 0.00 04:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 04:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 04:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 303.84 262.37 1440.73 331.83 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 131.44 99.38 9.71 389.22 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 08/11/20 _x86_64_ (4 CPU) 04:30:05 LINUX RESTART 04:31:02 CPU %user %nice %system %iowait %steal %idle 04:32:01 all 12.34 0.00 4.93 1.59 0.12 81.02 04:32:01 0 10.52 0.00 6.27 0.33 0.09 82.79 04:32:01 1 9.19 0.00 3.69 2.04 0.12 84.96 04:32:01 2 15.97 0.00 4.96 3.00 0.12 75.94 04:32:01 3 13.67 0.00 4.80 0.96 0.14 80.44 04:33:01 all 16.76 0.00 8.48 2.47 0.24 72.06 04:33:01 0 18.26 0.00 10.27 1.89 0.22 69.35 04:33:01 1 18.50 0.00 8.82 3.25 0.26 69.18 04:33:01 2 16.03 0.00 7.28 1.80 0.19 74.70 04:33:01 3 14.21 0.00 7.61 2.91 0.29 74.98 04:34:02 all 31.35 0.00 12.65 9.39 0.56 46.05 04:34:02 0 31.52 0.00 12.80 6.75 0.46 48.47 04:34:02 1 30.75 0.00 13.09 8.63 0.62 46.92 04:34:02 2 32.03 0.00 12.03 9.05 0.60 46.29 04:34:02 3 31.08 0.00 12.67 13.15 0.59 42.51 04:35:01 all 19.64 0.00 5.10 1.85 0.08 73.32 04:35:01 0 19.26 0.00 5.30 1.68 0.09 73.67 04:35:01 1 18.78 0.00 5.16 1.38 0.07 74.61 04:35:01 2 20.07 0.00 4.94 3.16 0.05 71.78 04:35:01 3 20.45 0.00 5.03 1.19 0.10 73.22 04:36:01 all 0.15 0.00 0.05 0.00 0.07 99.72 04:36:01 0 0.32 0.00 0.05 0.00 0.07 99.57 04:36:01 1 0.07 0.00 0.08 0.00 0.08 99.77 04:36:01 2 0.05 0.00 0.05 0.00 0.07 99.83 04:36:01 3 0.18 0.00 0.03 0.00 0.07 99.72 04:37:01 all 0.17 0.00 0.04 0.00 0.01 99.78 04:37:01 0 0.50 0.00 0.03 0.00 0.02 99.45 04:37:01 1 0.07 0.00 0.05 0.00 0.02 99.87 04:37:01 2 0.05 0.00 0.07 0.00 0.00 99.88 04:37:01 3 0.05 0.00 0.02 0.00 0.02 99.92 04:38:01 all 0.15 0.00 0.03 0.00 0.02 99.80 04:38:01 0 0.48 0.00 0.00 0.00 0.00 99.52 04:38:01 1 0.02 0.00 0.03 0.00 0.02 99.93 04:38:01 2 0.07 0.00 0.07 0.00 0.03 99.83 04:38:01 3 0.03 0.00 0.02 0.00 0.02 99.93 04:39:01 all 0.16 0.00 0.03 0.00 0.04 99.77 04:39:01 0 0.48 0.00 0.02 0.00 0.05 99.45 04:39:01 1 0.03 0.00 0.03 0.00 0.03 99.90 04:39:01 2 0.07 0.00 0.05 0.00 0.07 99.82 04:39:01 3 0.03 0.00 0.02 0.00 0.02 99.93 04:40:01 all 0.15 0.00 0.02 0.00 0.00 99.82 04:40:01 0 0.50 0.00 0.03 0.00 0.00 99.47 04:40:01 1 0.05 0.00 0.03 0.00 0.00 99.92 04:40:01 2 0.05 0.00 0.03 0.00 0.00 99.92 04:40:01 3 0.02 0.00 0.05 0.00 0.00 99.93 Average: all 8.85 0.00 3.43 1.67 0.13 85.92 Average: 0 8.95 0.00 3.80 1.17 0.11 85.98 Average: 1 8.49 0.00 3.40 1.68 0.13 86.31 Average: 2 9.24 0.00 3.23 1.86 0.12 85.54 Average: 3 8.71 0.00 3.30 1.99 0.13 85.86