---> uname -a: Linux bd8c1c2f288a 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 12.5G 37.5G 25% / 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 12.5G 37.5G 25% /etc/resolv.conf /dev/vda1 50.0G 12.5G 37.5G 25% /etc/hostname /dev/vda1 50.0G 12.5G 37.5G 25% /etc/hosts /dev/vda1 50.0G 12.5G 37.5G 25% /var/log/sa /dev/vda1 50.0G 12.5G 37.5G 25% /w/workspace/edgex-go/6 /dev/vda1 50.0G 12.5G 37.5G 25% /w/workspace/edgex-go/6@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 622 114 0 1100 1132 Swap: 1023 124 899 ---> 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 110: eth0@if111: 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) 08/18/20 _x86_64_ (4 CPU) 00:29:28 LINUX RESTART 00:30:01 tps rtps wtps bread/s bwrtn/s 00:31:02 77.40 21.14 56.25 6765.93 17358.25 00:32:01 415.59 252.60 163.00 9362.29 71661.83 00:33:01 357.71 188.88 168.83 8069.96 31879.43 00:34:01 238.18 64.56 173.62 17959.28 100871.34 00:35:02 3426.76 3059.69 367.07 215964.77 229244.70 00:36:02 521.22 278.10 243.12 38556.52 45538.78 00:37:01 2467.99 2128.23 339.76 155658.64 176435.10 00:38:01 1205.47 890.99 314.48 72854.91 83990.28 00:39:01 149.48 20.69 128.79 3454.99 8830.68 00:40:01 2.16 0.82 1.35 22.11 20.23 00:41:01 0.38 0.05 0.33 0.40 3.95 00:42:01 0.27 0.02 0.25 0.27 2.63 00:43:01 0.22 0.00 0.22 0.00 1.78 00:44:01 0.30 0.02 0.28 0.27 3.10 00:45:02 2.07 1.83 0.23 58.09 2.91 00:46:01 0.93 0.10 0.83 1.76 15.32 00:47:01 0.25 0.00 0.25 0.00 2.56 00:48:01 0.37 0.12 0.25 1.47 3.03 00:49:01 0.37 0.10 0.27 0.80 3.05 00:50:01 0.22 0.02 0.20 0.27 1.57 00:51:01 9.36 9.01 0.35 581.12 20.08 Average: 423.35 329.99 93.36 25255.10 36505.94 00:30:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:31:02 175016 1706540 90.70 2620 1092240 1567868 53.51 624508 919560 93944 00:32:01 127844 1753712 93.21 1492 1060956 1519416 51.85 644028 903696 928 00:33:01 413028 1468528 78.05 492 741140 1616224 55.16 605340 625600 31500 00:34:01 66296 1815260 96.48 196 1158412 1280600 43.70 760648 868420 94084 00:35:02 74860 1806696 96.02 0 1005044 2336324 79.73 797128 837720 36260 00:36:02 111964 1769592 94.05 0 1082228 1474184 50.31 504200 1058556 1992 00:37:01 100128 1781428 94.68 0 1081780 2459120 83.93 628204 966944 15716 00:38:01 449756 1431800 76.10 0 847960 1374984 46.93 400328 840900 32 00:39:01 299068 1582488 84.11 0 1027968 1195168 40.79 436904 944684 20 00:40:01 303348 1578208 83.88 0 1028480 1158984 39.55 433932 944228 12 00:41:01 303168 1578388 83.89 0 1028484 1159056 39.56 434004 944236 8 00:42:01 303288 1578268 83.88 0 1028496 1158984 39.55 433816 944244 12 00:43:01 303312 1578244 83.88 0 1028512 1158984 39.55 433944 944252 8 00:44:01 303476 1578080 83.87 0 1028512 1158984 39.55 433944 944256 8 00:45:02 301856 1579700 83.96 0 1029512 1158984 39.55 434376 944828 16 00:46:01 301684 1579872 83.97 0 1029524 1159068 39.56 434456 944844 8 00:47:01 301952 1579604 83.95 0 1029536 1158980 39.55 434388 944856 8 00:48:01 301804 1579752 83.96 0 1029540 1158984 39.55 434268 944892 8 00:49:01 301804 1579752 83.96 0 1029552 1158984 39.55 434400 944900 8 00:50:01 301588 1579968 83.97 0 1029552 1158984 39.55 434524 944924 8 00:51:01 276824 1604732 85.29 0 1044708 1160516 39.61 437720 961476 20 Average: 258194 1623362 86.28 229 1022006 1368256 46.70 505479 919906 13076 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:31:02 eth0 1528.99 1484.65 6248.70 186.07 0.00 0.00 0.00 00:31:02 veth65cef36 779.59 601.13 75.50 2648.10 0.00 0.00 0.00 00:31:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:31:02 docker0 779.59 601.00 64.84 2648.09 0.00 0.00 0.00 00:32:01 eth0 1427.52 865.38 7145.40 2819.69 0.00 0.00 0.00 00:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:01 veth3a8cdc0 18.37 20.89 1.79 12.89 0.00 0.00 0.00 00:32:01 docker0 61.39 72.62 3.83 377.80 0.00 0.00 0.00 00:33:01 veth1e1eff7 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:33:01 eth0 3071.90 2437.71 13748.50 2981.93 0.00 0.00 0.00 00:33:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:33:01 docker0 59.73 72.14 4.60 355.13 0.00 0.00 0.00 00:34:01 veth8f17021 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:34:01 eth0 146.78 102.74 1700.78 125.95 0.00 0.00 0.00 00:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:02 veth8f17021 0.00 0.26 0.00 0.01 0.00 0.00 0.00 00:35:02 eth0 39.70 25.00 158.35 8.15 0.00 0.00 0.00 00:35:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:02 docker0 16.55 22.72 0.90 144.97 0.00 0.00 0.00 00:36:02 veth8f17021 0.00 0.08 0.00 0.00 0.00 0.00 0.00 00:36:02 eth0 39.67 21.62 101.11 11.96 0.00 0.00 0.00 00:36:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:02 vethe58cd43 2.66 5.98 0.18 40.89 0.00 0.00 0.00 00:37:01 veth8f17021 0.00 0.20 0.00 0.01 0.00 0.00 0.00 00:37:01 vethf7f1088 0.00 0.29 0.00 0.02 0.00 0.00 0.00 00:37:01 eth0 3398.67 2657.45 16012.13 3239.31 0.00 0.00 0.00 00:37:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:38:01 veth8f17021 0.00 0.12 0.00 0.00 0.00 0.00 0.00 00:38:01 eth0 68.66 43.26 135.77 65.29 0.00 0.00 0.00 00:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:38:01 docker0 936.08 797.24 75.20 3721.00 0.00 0.00 0.00 00:39:01 eth0 105.56 67.09 457.69 63.70 0.00 0.00 0.00 00:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:39:01 docker0 30.51 55.24 1.93 431.61 0.00 0.00 0.00 00:40:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 00:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:41:01 eth0 0.53 0.47 0.27 0.09 0.00 0.00 0.00 00:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:42:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 00:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 00:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 eth0 0.05 0.02 0.00 0.00 0.00 0.00 0.00 00:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:02 eth0 0.07 0.08 0.01 0.01 0.00 0.00 0.00 00:45:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:01 eth0 0.29 0.22 0.14 0.07 0.00 0.00 0.00 00:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:47:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 00:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:48:01 eth0 0.05 0.03 0.00 0.00 0.00 0.00 0.00 00:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:49:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 00:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 eth0 0.05 0.03 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:51:01 eth0 3.23 2.26 4.15 1.01 0.00 0.00 0.00 00:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 167.50 129.75 779.65 158.91 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 46.18 40.73 3.68 198.37 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) 08/18/20 _x86_64_ (4 CPU) 00:29:28 LINUX RESTART 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:31:02 all 19.15 0.00 6.28 1.93 0.03 72.61 00:31:02 0 14.27 0.00 7.76 0.94 0.03 77.00 00:31:02 1 18.32 0.00 5.91 1.63 0.05 74.09 00:31:02 2 25.40 0.00 5.77 3.59 0.03 65.20 00:31:02 3 18.54 0.00 5.71 1.55 0.02 74.18 00:32:01 all 19.04 0.00 9.43 3.15 0.09 68.29 00:32:01 0 19.72 0.00 10.60 1.96 0.09 67.64 00:32:01 1 22.54 0.00 9.35 4.30 0.07 63.73 00:32:01 2 14.93 0.00 9.48 3.23 0.09 72.27 00:32:01 3 18.97 0.00 8.31 3.09 0.12 69.51 00:33:01 all 46.07 0.00 13.92 8.33 0.09 31.58 00:33:01 0 47.11 0.00 14.04 5.45 0.10 33.31 00:33:01 1 45.71 0.00 13.98 8.96 0.09 31.27 00:33:01 2 45.19 0.00 13.82 9.70 0.09 31.20 00:33:01 3 46.30 0.00 13.83 9.23 0.07 30.57 00:34:01 all 22.22 0.00 12.93 6.34 0.13 58.39 00:34:01 0 21.94 0.00 13.20 5.38 0.12 59.37 00:34:01 1 23.06 0.00 12.73 6.12 0.17 57.92 00:34:01 2 23.68 0.00 13.28 4.94 0.08 58.02 00:34:01 3 20.19 0.00 12.48 8.94 0.14 58.25 00:35:02 all 24.79 0.00 28.39 23.41 0.29 23.13 00:35:02 0 25.93 0.00 28.22 24.18 0.26 21.41 00:35:02 1 24.26 0.00 28.46 24.11 0.30 22.87 00:35:02 2 24.35 0.00 28.73 21.35 0.31 25.26 00:35:02 3 24.61 0.00 28.14 23.98 0.28 22.98 00:36:02 all 50.25 0.00 14.04 16.30 0.04 19.37 00:36:02 0 51.75 0.00 13.42 14.00 0.05 20.78 00:36:02 1 50.06 0.00 14.82 17.09 0.03 18.00 00:36:02 2 49.59 0.00 14.90 16.78 0.03 18.70 00:36:02 3 49.61 0.00 12.98 17.35 0.05 20.01 00:37:01 all 34.79 0.00 22.86 26.88 0.12 15.35 00:37:01 0 35.64 0.00 22.09 27.27 0.07 14.93 00:37:01 1 34.39 0.00 22.57 27.09 0.12 15.83 00:37:01 2 35.23 0.00 22.64 27.26 0.16 14.70 00:37:01 3 33.90 0.00 24.15 25.86 0.14 15.95 00:38:01 all 31.89 0.00 16.86 27.80 0.09 23.36 00:38:01 0 32.04 0.00 17.14 28.64 0.10 22.07 00:38:01 1 31.92 0.00 16.52 26.74 0.10 24.72 00:38:01 2 32.32 0.00 15.69 23.89 0.09 28.02 00:38:01 3 31.26 0.00 18.09 31.93 0.07 18.65 00:39:01 all 6.40 0.00 4.61 5.01 0.02 83.97 00:39:01 0 9.44 0.00 5.22 6.83 0.02 78.50 00:39:01 1 5.40 0.00 3.69 2.90 0.03 87.97 00:39:01 2 5.62 0.00 5.38 6.00 0.02 82.98 00:39:01 3 5.13 0.00 4.14 4.32 0.02 86.39 00:40:01 all 0.15 0.00 0.04 0.02 0.00 99.79 00:40:01 0 0.52 0.00 0.03 0.02 0.00 99.43 00:40:01 1 0.03 0.00 0.07 0.02 0.00 99.88 00:40:01 2 0.02 0.00 0.03 0.03 0.00 99.92 00:40:01 3 0.03 0.00 0.03 0.00 0.00 99.93 00:41:01 all 0.14 0.00 0.03 0.00 0.00 99.83 00:41:01 0 0.47 0.00 0.03 0.00 0.02 99.48 00:41:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:41:01 2 0.05 0.00 0.02 0.00 0.00 99.93 00:41:01 3 0.03 0.00 0.02 0.00 0.00 99.95 00:42:01 all 0.03 0.00 0.03 0.00 0.00 99.93 00:42:01 0 0.05 0.00 0.07 0.00 0.00 99.88 00:42:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:42:01 2 0.00 0.00 0.02 0.00 0.00 99.98 00:42:01 3 0.05 0.00 0.05 0.00 0.00 99.90 00:43:01 all 0.07 0.00 0.03 0.00 0.00 99.90 00:43:01 0 0.22 0.00 0.02 0.00 0.00 99.77 00:43:01 1 0.02 0.00 0.03 0.00 0.00 99.95 00:43:01 2 0.02 0.00 0.02 0.00 0.00 99.97 00:43:01 3 0.05 0.00 0.03 0.00 0.00 99.92 00:44:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:44:01 0 0.50 0.00 0.02 0.00 0.00 99.48 00:44:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:44:01 2 0.00 0.00 0.02 0.00 0.00 99.98 00:44:01 3 0.05 0.00 0.03 0.00 0.00 99.92 00:45:02 all 0.16 0.00 0.06 0.02 0.00 99.75 00:45:02 0 0.52 0.00 0.07 0.00 0.00 99.42 00:45:02 1 0.03 0.00 0.12 0.08 0.00 99.77 00:45:02 2 0.05 0.00 0.02 0.00 0.02 99.92 00:45:02 3 0.05 0.00 0.08 0.02 0.00 99.85 00:46:01 all 0.15 0.00 0.03 0.00 0.00 99.82 00:46:01 0 0.54 0.00 0.02 0.02 0.00 99.42 00:46:01 1 0.02 0.00 0.03 0.00 0.00 99.95 00:46:01 2 0.02 0.00 0.02 0.00 0.00 99.97 00:46:01 3 0.03 0.00 0.03 0.00 0.00 99.93 00:47:01 all 0.15 0.00 0.02 0.00 0.00 99.82 00:47:01 0 0.50 0.00 0.02 0.00 0.00 99.48 00:47:01 1 0.03 0.00 0.03 0.00 0.00 99.93 00:47:01 2 0.02 0.00 0.03 0.00 0.00 99.95 00:47:01 3 0.05 0.00 0.02 0.00 0.00 99.93 00:48:01 all 0.15 0.00 0.02 0.00 0.00 99.82 00:48:01 0 0.50 0.00 0.02 0.00 0.00 99.48 00:48:01 1 0.03 0.00 0.00 0.02 0.00 99.95 00:48:01 2 0.03 0.00 0.05 0.00 0.00 99.92 00:48:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:49:01 all 0.15 0.00 0.03 0.00 0.00 99.81 00:49:01 0 0.52 0.00 0.02 0.00 0.00 99.47 00:49:01 1 0.02 0.00 0.03 0.00 0.00 99.95 00:49:01 2 0.05 0.00 0.05 0.02 0.00 99.88 00:49:01 3 0.03 0.00 0.03 0.00 0.00 99.93 00:50:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:50:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:50:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:50:01 2 0.03 0.00 0.03 0.00 0.00 99.93 00:50:01 3 0.52 0.00 0.02 0.00 0.00 99.47 00:51:01 all 0.20 0.00 0.13 0.29 0.00 99.37 00:51:01 0 0.22 0.00 0.23 0.55 0.00 99.00 00:51:01 1 0.20 0.00 0.08 0.12 0.00 99.60 00:51:01 2 0.10 0.00 0.07 0.35 0.00 99.48 00:51:01 3 0.32 0.00 0.13 0.13 0.00 99.42 Average: all 12.02 0.00 6.06 5.58 0.04 76.31 Average: 0 12.32 0.00 6.19 5.39 0.04 76.06 Average: 1 12.02 0.00 6.01 5.56 0.04 76.37 Average: 2 12.05 0.00 6.08 5.47 0.04 76.36 Average: 3 11.68 0.00 5.97 5.88 0.04 76.43