---> uname -a: Linux 52878dd3a01e 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 13.5G 36.5G 27% / 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 13.5G 36.5G 27% /etc/resolv.conf /dev/vda1 50.0G 13.5G 36.5G 27% /etc/hostname /dev/vda1 50.0G 13.5G 36.5G 27% /etc/hosts /dev/vda1 50.0G 13.5G 36.5G 27% /var/log/sa /dev/vda1 50.0G 13.5G 36.5G 27% /w/workspace/edgex-go/4 /dev/vda1 50.0G 13.5G 36.5G 27% /w/workspace/edgex-go/4@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 656 117 0 1063 1098 Swap: 1023 71 952 ---> 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 116: eth0@if117: 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) 07/25/20 _x86_64_ (4 CPU) 04:28:46 LINUX RESTART 04:30:01 tps rtps wtps bread/s bwrtn/s 04:31:01 380.56 259.81 120.74 9767.01 54707.96 04:32:01 386.93 188.14 198.79 9176.61 41830.28 04:33:01 232.74 135.25 97.49 6127.30 25694.24 04:34:02 1066.19 784.39 281.80 98577.62 170198.31 04:35:01 2250.59 1935.75 314.84 147713.63 158466.35 04:36:01 1331.53 1001.09 330.44 99286.82 134298.74 04:37:03 2231.18 1878.72 352.46 140701.36 149065.92 04:38:01 734.98 420.11 314.87 32395.04 49538.75 04:39:01 59.51 13.27 46.24 3194.01 2483.53 04:40:01 0.52 0.15 0.37 4.80 4.68 04:41:01 0.33 0.08 0.25 0.67 2.47 04:42:01 0.30 0.02 0.28 0.13 3.08 04:43:01 0.32 0.03 0.28 0.27 3.20 04:44:01 1.85 1.60 0.25 53.96 2.47 04:45:01 0.80 0.03 0.77 1.07 14.87 04:46:01 0.28 0.03 0.25 0.53 2.88 04:47:01 0.28 0.02 0.27 0.13 3.46 04:48:01 0.25 0.00 0.25 0.00 2.67 04:49:01 0.62 0.02 0.60 0.27 6.55 Average: 457.43 349.05 108.38 28855.84 41465.31 04:30:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:31:01 83216 1798340 95.58 1552 1091404 1455776 49.68 588132 1004068 69828 04:32:01 404688 1476868 78.49 400 651476 1799584 61.42 660416 583892 42224 04:33:01 303356 1578200 83.88 352 856552 1316992 44.95 579720 730944 51152 04:34:02 391932 1489624 79.17 60 803092 1853692 63.26 572852 748312 16 04:35:01 380372 1501184 79.78 60 494676 3285068 112.11 658452 633748 62608 04:36:01 106552 1775004 94.34 60 854644 3471832 118.49 810696 781984 2472 04:37:03 57616 1823940 96.94 60 1110368 2159920 73.71 706256 929184 66592 04:38:01 340148 1541408 81.92 60 867432 1492028 50.92 480692 841156 8 04:39:01 336496 1545060 82.12 60 952940 1187240 40.52 442648 890884 12 04:40:01 338320 1543236 82.02 60 953056 1168748 39.89 441604 890700 8 04:41:01 339276 1542280 81.97 60 953060 1162556 39.68 440792 890704 8 04:42:01 339324 1542232 81.97 60 953076 1162556 39.68 440804 890716 8 04:43:01 339388 1542168 81.96 60 953084 1162556 39.68 440808 890724 8 04:44:01 337956 1543600 82.04 60 953996 1162556 39.68 441232 891340 16 04:45:01 337512 1544044 82.06 60 954004 1162572 39.68 441472 891340 8 04:46:01 337012 1544544 82.09 60 954004 1162676 39.68 441884 891340 8 04:47:01 337968 1543588 82.04 60 954024 1162556 39.68 440980 891356 8 04:48:01 337948 1543608 82.04 60 954032 1162556 39.68 441216 891360 12 04:49:01 337828 1543728 82.05 60 954040 1162556 39.68 440992 891368 8 Average: 304574 1576982 83.81 172 906261 1560738 53.27 521666 845006 15527 04:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:31:01 veth7c93d90 50.84 61.99 3.39 359.93 0.00 0.00 0.00 04:31:01 eth0 3004.48 2459.50 12335.68 2970.34 0.00 0.00 0.00 04:31:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:31:01 docker0 50.87 61.88 2.70 359.92 0.00 0.00 0.00 04:32:01 eth0 348.19 274.88 1491.75 36.91 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 veth271213e 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:32:01 docker0 85.45 94.92 6.81 368.66 0.00 0.00 0.00 04:33:01 eth0 97.32 72.33 600.62 93.31 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 veth271213e 0.07 0.07 0.00 0.01 0.00 0.00 0.00 04:33:01 docker0 0.07 0.07 0.00 0.01 0.00 0.00 0.00 04:34:02 veth2a2304a 4.38 5.94 0.30 29.23 0.00 0.00 0.00 04:34:02 eth0 3592.45 2902.31 16176.90 3145.12 0.00 0.00 0.00 04:34:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:34:02 veth569b84a 0.00 0.05 0.00 0.00 0.00 0.00 0.00 04:35:01 vetha03bd91 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:35:01 veth71b7079 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:35:01 veth0e0ff9d 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:35:01 eth0 3681.82 2965.06 16469.89 3209.60 0.00 0.00 0.00 04:36:01 veth358a8e0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 veth767d1bc 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 veth7184aad 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 eth0 92.62 70.80 157.11 79.43 0.00 0.00 0.00 04:37:03 veth6daf57a 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:37:03 eth0 76.37 48.59 149.79 68.39 0.00 0.00 0.00 04:37:03 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 04:37:03 veth59f55f5 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:38:01 veth46ef97b 2.53 3.41 0.40 17.56 0.00 0.00 0.00 04:38:01 eth0 132.86 73.68 490.52 74.24 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 veth2cbefda 0.00 1.05 0.00 0.05 0.00 0.00 0.00 04:39:01 eth0 17.40 10.01 49.77 5.33 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 1369.30 1156.29 97.82 4205.75 0.00 0.00 0.00 04:40:01 eth0 0.32 0.18 0.14 0.07 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 04:41:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 04:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 04:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 04:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 eth0 0.30 0.08 0.02 0.01 0.00 0.00 0.00 04:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 eth0 0.82 0.30 0.22 0.08 0.00 0.00 0.00 04:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 eth0 0.50 0.38 0.27 0.21 0.00 0.00 0.00 04:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 eth0 0.07 0.05 0.00 0.00 0.00 0.00 0.00 04:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 04:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 eth0 0.08 0.05 0.01 0.00 0.00 0.00 0.00 04:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 113.66 72.64 565.54 168.46 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 11.19 15.29 0.73 81.18 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) 07/25/20 _x86_64_ (4 CPU) 04:28:46 LINUX RESTART 04:30:01 CPU %user %nice %system %iowait %steal %idle 04:31:01 all 17.30 0.00 6.02 2.42 0.09 74.17 04:31:01 0 13.63 0.00 6.57 1.95 0.10 77.75 04:31:01 1 24.59 0.00 6.29 1.64 0.07 67.42 04:31:01 2 17.99 0.00 5.80 4.45 0.10 71.66 04:31:01 3 12.93 0.00 5.43 1.63 0.08 79.92 04:32:01 all 37.31 0.00 10.70 9.35 0.08 42.56 04:32:01 0 36.97 0.00 10.37 7.78 0.07 44.82 04:32:01 1 37.52 0.00 11.04 13.53 0.08 37.82 04:32:01 2 38.11 0.00 10.46 10.48 0.07 40.88 04:32:01 3 36.64 0.00 10.91 5.61 0.12 46.73 04:33:01 all 35.34 0.00 8.46 4.15 0.25 51.80 04:33:01 0 34.23 0.00 7.80 3.45 0.19 54.33 04:33:01 1 36.59 0.00 8.85 3.26 0.25 51.05 04:33:01 2 33.66 0.00 8.24 6.39 0.29 51.42 04:33:01 3 36.85 0.00 8.98 3.49 0.27 50.41 04:34:02 all 19.82 0.00 15.01 13.02 0.90 51.26 04:34:02 0 19.90 0.00 14.53 14.60 1.03 49.94 04:34:02 1 18.44 0.00 15.33 12.83 0.92 52.48 04:34:02 2 20.07 0.00 14.82 13.72 0.84 50.56 04:34:02 3 20.86 0.00 15.35 10.92 0.82 52.05 04:35:01 all 35.32 0.00 16.70 28.13 0.43 19.42 04:35:01 0 35.49 0.00 15.77 27.84 0.45 20.45 04:35:01 1 35.64 0.00 16.52 30.68 0.45 16.71 04:35:01 2 34.54 0.00 17.05 26.72 0.42 21.27 04:35:01 3 35.61 0.00 17.48 27.25 0.41 19.25 04:36:01 all 36.68 0.00 15.56 27.20 0.44 20.12 04:36:01 0 36.88 0.00 15.00 25.27 0.44 22.41 04:36:01 1 35.85 0.00 15.70 29.14 0.44 18.87 04:36:01 2 37.16 0.00 15.88 25.52 0.46 20.98 04:36:01 3 36.83 0.00 15.63 28.88 0.45 18.22 04:37:03 all 32.89 0.00 15.93 31.28 0.33 19.56 04:37:03 0 33.34 0.00 15.34 33.42 0.34 17.57 04:37:03 1 32.39 0.00 17.00 32.52 0.34 17.76 04:37:03 2 32.78 0.00 15.92 29.59 0.32 21.39 04:37:03 3 33.07 0.00 15.45 29.57 0.32 21.59 04:38:01 all 32.30 0.00 12.45 25.26 0.20 29.79 04:38:01 0 33.07 0.00 13.04 17.35 0.14 36.40 04:38:01 1 30.38 0.00 12.74 29.62 0.21 27.05 04:38:01 2 32.00 0.00 11.85 26.36 0.23 29.57 04:38:01 3 33.75 0.00 12.18 27.74 0.23 26.10 04:39:01 all 2.46 0.00 1.24 1.81 0.04 94.46 04:39:01 0 2.59 0.00 1.30 1.17 0.02 94.93 04:39:01 1 2.61 0.00 1.20 2.46 0.02 93.72 04:39:01 2 2.12 0.00 1.50 2.34 0.07 93.97 04:39:01 3 2.51 0.00 0.94 1.27 0.05 95.24 04:40:01 all 0.15 0.00 0.02 0.00 0.00 99.82 04:40:01 0 0.03 0.00 0.02 0.00 0.00 99.95 04:40:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:40:01 2 0.52 0.00 0.02 0.02 0.00 99.45 04:40:01 3 0.00 0.00 0.02 0.00 0.00 99.98 04:41:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:41:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:41:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:41:01 2 0.53 0.00 0.03 0.00 0.00 99.43 04:41:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:42:01 all 0.14 0.00 0.02 0.00 0.00 99.83 04:42:01 0 0.03 0.00 0.02 0.00 0.00 99.95 04:42:01 1 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 2 0.52 0.00 0.02 0.00 0.00 99.47 04:42:01 3 0.02 0.00 0.05 0.00 0.00 99.93 04:43:01 all 0.15 0.00 0.02 0.00 0.00 99.82 04:43:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:43:01 1 0.02 0.00 0.03 0.00 0.00 99.95 04:43:01 2 0.52 0.00 0.02 0.00 0.00 99.47 04:43:01 3 0.05 0.00 0.03 0.00 0.00 99.92 04:44:01 all 0.11 0.00 0.07 0.02 0.00 99.80 04:44:01 0 0.03 0.00 0.03 0.02 0.02 99.90 04:44:01 1 0.03 0.00 0.08 0.08 0.00 99.80 04:44:01 2 0.37 0.00 0.08 0.02 0.00 99.53 04:44:01 3 0.02 0.00 0.03 0.02 0.00 99.93 04:45:01 all 0.03 0.00 0.03 0.00 0.00 99.94 04:45:01 0 0.02 0.00 0.05 0.00 0.00 99.93 04:45:01 1 0.02 0.00 0.02 0.00 0.00 99.97 04:45:01 2 0.07 0.00 0.03 0.00 0.00 99.90 04:45:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:46:01 all 0.03 0.00 0.02 0.00 0.00 99.95 04:46:01 0 0.03 0.00 0.02 0.00 0.00 99.95 04:46:01 1 0.02 0.00 0.02 0.00 0.00 99.97 04:46:01 2 0.03 0.00 0.03 0.00 0.00 99.93 04:46:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:47:01 all 0.12 0.00 0.03 0.00 0.00 99.85 04:47:01 0 0.02 0.00 0.03 0.00 0.00 99.95 04:47:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:47:01 2 0.02 0.00 0.00 0.00 0.00 99.98 04:47:01 3 0.43 0.00 0.05 0.00 0.00 99.52 04:48:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:48:01 0 0.03 0.00 0.00 0.00 0.00 99.97 04:48:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:48:01 2 0.02 0.00 0.00 0.00 0.00 99.98 04:48:01 3 0.53 0.00 0.03 0.00 0.00 99.43 04:49:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:49:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:49:01 1 0.15 0.00 0.05 0.00 0.00 99.80 04:49:01 2 0.00 0.00 0.02 0.00 0.00 99.98 04:49:01 3 0.42 0.00 0.00 0.00 0.00 99.58 Average: all 12.99 0.00 5.30 7.36 0.14 74.21 Average: 0 12.78 0.00 5.18 6.88 0.14 75.02 Average: 1 13.20 0.00 5.44 8.05 0.14 73.16 Average: 2 13.02 0.00 5.27 7.52 0.14 74.04 Average: 3 12.95 0.00 5.30 7.00 0.14 74.61