---> uname -a: Linux 7a1ec93d7bde 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 12.9G 37.1G 26% / 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 12.9G 37.1G 26% /etc/resolv.conf /dev/vda1 50.0G 12.9G 37.1G 26% /etc/hostname /dev/vda1 50.0G 12.9G 37.1G 26% /etc/hosts /dev/vda1 50.0G 12.9G 37.1G 26% /var/log/sa /dev/vda1 50.0G 12.9G 37.1G 26% /w/workspace/edgex-go/2 /dev/vda1 50.0G 12.9G 37.1G 26% /w/workspace/edgex-go/2@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 605 111 0 1120 1149 Swap: 1023 90 933 ---> 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 108: eth0@if109: 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) 08/10/20 _x86_64_ (4 CPU) 09:24:54 LINUX RESTART 09:26:02 tps rtps wtps bread/s bwrtn/s 09:27:01 59.25 14.40 44.85 4930.06 12870.70 09:28:01 198.37 110.21 88.16 5594.28 41900.58 09:29:01 406.26 249.19 157.07 10082.97 40523.48 09:30:02 146.69 55.35 91.34 2132.58 18763.36 09:31:01 112.86 64.24 48.61 2993.50 13937.97 09:32:02 245.99 79.54 166.45 35444.63 106945.07 09:33:02 2081.97 1794.39 287.58 145285.53 152495.17 09:34:01 873.22 705.53 167.69 63270.13 71676.33 09:35:04 819.80 502.72 317.08 75269.82 99651.54 09:36:01 1485.89 1188.23 297.66 136594.56 137191.59 09:37:02 845.82 590.56 255.26 45723.73 54529.12 09:38:01 176.18 20.47 155.71 3498.02 13647.27 09:39:01 1.41 0.32 1.10 8.66 12.83 09:40:01 2.20 1.95 0.25 63.53 3.76 09:41:01 0.78 0.08 0.70 1.87 13.96 09:42:01 0.33 0.03 0.30 0.27 3.78 09:43:01 0.30 0.07 0.23 1.06 2.83 09:44:01 0.33 0.08 0.25 1.20 2.96 09:45:01 0.33 0.05 0.28 0.53 2.73 09:46:01 0.28 0.02 0.27 0.27 2.23 Average: 372.35 268.16 104.19 26487.05 38245.44 09:26:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:27:01 75012 1806544 96.01 2620 1120408 1466240 50.04 626912 1015856 188 09:28:01 158864 1722692 91.56 1904 1065748 1378896 47.06 577308 949196 105128 09:29:01 91556 1790000 95.13 1492 1071484 1659352 56.63 668704 886680 6220 09:30:02 376308 1505248 80.00 516 751460 1770124 60.41 641044 628372 42164 09:31:01 203504 1678052 89.18 516 882760 1570840 53.61 744752 693152 12880 09:32:02 67336 1814220 96.42 140 1031376 2289696 78.14 754148 889648 55256 09:33:02 150152 1731404 92.02 12 1031272 1941792 66.27 699160 860260 75136 09:34:01 186168 1695388 90.11 12 757792 3204020 109.35 735772 744788 3156 09:35:04 63832 1817724 96.61 12 1150420 1859544 63.46 747296 894144 37556 09:36:01 71680 1809876 96.19 12 1086828 2381396 81.27 652076 968412 1364 09:37:02 265488 1616068 85.89 12 916764 2821248 96.28 595908 814548 5908 09:38:01 356924 1524632 81.03 12 979932 1274256 43.49 512704 802836 16 09:39:01 372992 1508564 80.18 12 979868 1126556 38.45 503956 799076 16 09:40:01 371104 1510452 80.28 12 981064 1126556 38.45 505056 799428 16 09:41:01 371112 1510444 80.28 12 981076 1126628 38.45 505016 799436 8 09:42:01 371212 1510344 80.27 12 981080 1126652 38.45 505036 799436 8 09:43:01 371660 1509896 80.25 12 981088 1126556 38.45 505196 799468 8 09:44:01 371776 1509780 80.24 12 981100 1126556 38.45 504952 799500 12 09:45:01 371596 1509960 80.25 12 981100 1126556 38.45 504956 799516 8 09:46:01 371416 1510140 80.26 12 981116 1126628 38.45 505036 799528 12 Average: 251985 1629571 86.61 368 984687 1631505 55.68 599749 827164 17253 09:26:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:27:01 eth0 968.52 861.87 4831.31 102.94 0.00 0.00 0.00 09:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:27:01 veth4b34c37 670.34 654.31 70.41 2690.45 0.00 0.00 0.00 09:27:01 docker0 670.34 654.17 61.25 2690.44 0.00 0.00 0.00 09:28:01 eth0 754.20 454.32 5582.93 2739.86 0.00 0.00 0.00 09:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:28:01 docker0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 09:29:01 veth38573f8 0.00 0.12 0.00 0.01 0.00 0.00 0.00 09:29:01 eth0 2345.52 1725.52 13674.82 2935.25 0.00 0.00 0.00 09:29:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 09:29:01 docker0 761.09 789.38 67.82 3371.07 0.00 0.00 0.00 09:30:02 veth38573f8 0.00 0.02 0.00 0.00 0.00 0.00 0.00 09:30:02 eth0 30.84 27.26 18.97 58.13 0.00 0.00 0.00 09:30:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:31:01 veth38573f8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:31:01 eth0 37.94 30.01 28.45 46.32 0.00 0.00 0.00 09:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:32:02 vethf9d63f9 0.00 0.13 0.00 0.01 0.00 0.00 0.00 09:32:02 eth0 87.74 51.40 1669.92 46.24 0.00 0.00 0.00 09:32:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:32:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:33:02 vethf9d63f9 0.00 0.30 0.00 0.01 0.00 0.00 0.00 09:33:02 eth0 39.98 26.35 163.43 9.70 0.00 0.00 0.00 09:33:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:33:02 docker0 12.06 18.23 0.63 145.00 0.00 0.00 0.00 09:34:01 vethc858a85 0.00 0.13 0.00 0.01 0.00 0.00 0.00 09:34:01 vethf9d63f9 0.00 0.44 0.00 0.02 0.00 0.00 0.00 09:34:01 vethd66cfa6 0.00 0.13 0.00 0.01 0.00 0.00 0.00 09:34:01 eth0 2594.94 1901.18 15794.79 3180.77 0.00 0.00 0.00 09:35:04 vethda3feb0 2.49 3.50 0.17 27.69 0.00 0.00 0.00 09:35:04 vethf9d63f9 0.00 0.21 0.00 0.01 0.00 0.00 0.00 09:35:04 eth0 84.04 60.09 208.60 55.14 0.00 0.00 0.00 09:35:04 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 09:36:01 vethf9d63f9 0.00 0.19 0.00 0.01 0.00 0.00 0.00 09:36:01 veth1f3eeda 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:36:01 eth0 50.82 39.29 89.80 51.28 0.00 0.00 0.00 09:36:01 veth3ee28b4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:37:02 vethf9d63f9 0.00 0.02 0.00 0.00 0.00 0.00 0.00 09:37:02 veth4bf8952 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:37:02 eth0 55.54 40.99 73.49 51.74 0.00 0.00 0.00 09:37:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 09:38:01 eth0 121.60 67.57 444.47 79.12 0.00 0.00 0.00 09:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:38:01 docker0 840.40 930.52 72.89 4231.40 0.00 0.00 0.00 09:39:01 eth0 0.08 0.08 0.01 0.02 0.00 0.00 0.00 09:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 09:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:41:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 09:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:42:01 eth0 0.30 0.27 0.43 0.02 0.00 0.00 0.00 09:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 09:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 09:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 09:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:46:01 eth0 0.15 0.13 0.08 0.07 0.00 0.00 0.00 09:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 127.41 92.46 745.41 166.72 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 41.41 45.86 3.59 208.52 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) 08/10/20 _x86_64_ (4 CPU) 09:24:54 LINUX RESTART 09:26:02 CPU %user %nice %system %iowait %steal %idle 09:27:01 all 6.87 0.00 3.11 1.52 11.66 76.83 09:27:01 0 8.55 0.00 3.83 1.12 13.34 73.16 09:27:01 1 4.82 0.00 2.64 0.55 11.15 80.83 09:27:01 2 8.91 0.00 3.39 4.10 11.51 72.09 09:27:01 3 5.26 0.00 2.66 0.34 10.68 81.05 09:28:01 all 13.01 0.00 4.46 0.77 16.77 64.99 09:28:01 0 9.86 0.00 4.30 0.48 18.35 67.01 09:28:01 1 12.75 0.00 3.41 0.88 14.86 68.10 09:28:01 2 16.26 0.00 6.02 0.97 16.98 59.77 09:28:01 3 13.29 0.00 4.14 0.76 16.93 64.87 09:29:01 all 7.89 0.00 6.35 6.38 12.65 66.73 09:29:01 0 7.76 0.00 5.97 3.60 13.45 69.21 09:29:01 1 7.47 0.00 6.60 6.38 11.93 67.63 09:29:01 2 8.10 0.00 6.93 9.96 13.23 61.78 09:29:01 3 8.25 0.00 5.88 5.60 11.99 68.28 09:30:02 all 45.24 0.00 14.16 3.20 24.10 13.30 09:30:02 0 49.10 0.00 14.20 3.68 22.09 10.93 09:30:02 1 39.93 0.00 13.55 2.91 27.03 16.57 09:30:02 2 47.61 0.00 15.69 4.85 23.05 8.80 09:30:02 3 44.53 0.00 13.24 1.44 24.11 16.67 09:31:01 all 21.39 0.00 10.31 2.34 19.40 46.57 09:31:01 0 19.00 0.00 10.18 1.75 19.27 49.80 09:31:01 1 20.46 0.00 9.07 2.12 20.85 47.50 09:31:01 2 24.76 0.00 11.36 3.04 18.52 42.32 09:31:01 3 21.43 0.00 10.68 2.46 18.91 46.52 09:32:02 all 9.14 0.00 9.25 3.12 21.00 57.49 09:32:02 0 8.92 0.00 8.30 2.55 21.26 58.98 09:32:02 1 10.43 0.00 9.79 2.96 21.86 54.96 09:32:02 2 9.03 0.00 9.75 3.59 20.21 57.42 09:32:02 3 8.21 0.00 9.17 3.36 20.64 58.62 09:33:02 all 13.54 0.00 15.38 25.83 17.39 27.86 09:33:02 0 13.51 0.00 13.95 23.02 18.13 31.38 09:33:02 1 13.04 0.00 14.84 25.31 17.61 29.18 09:33:02 2 12.80 0.00 15.82 25.65 17.01 28.73 09:33:02 3 14.84 0.00 17.01 29.52 16.78 21.85 09:34:01 all 49.46 0.00 13.08 10.73 17.19 9.53 09:34:01 0 47.91 0.00 11.87 10.76 16.98 12.48 09:34:01 1 49.36 0.00 12.04 9.76 17.88 10.96 09:34:01 2 50.56 0.00 13.64 11.49 15.69 8.61 09:34:01 3 50.04 0.00 14.88 10.92 18.28 5.88 09:35:04 all 20.33 0.00 15.42 17.40 21.44 25.41 09:35:04 0 18.82 0.00 12.62 15.13 22.67 30.76 09:35:04 1 21.03 0.00 16.35 19.86 20.26 22.50 09:35:04 2 18.64 0.00 14.26 16.14 22.01 28.96 09:35:04 3 23.02 0.00 18.70 18.63 20.70 18.96 09:36:01 all 36.70 0.00 19.71 14.48 18.09 11.02 09:36:01 0 37.64 0.00 16.53 11.39 19.88 14.56 09:36:01 1 38.31 0.00 21.92 15.06 16.41 8.31 09:36:01 2 34.82 0.00 21.15 15.83 17.00 11.20 09:36:01 3 36.03 0.00 19.35 15.75 19.01 9.86 09:37:02 all 39.22 0.00 16.38 16.89 17.92 9.58 09:37:02 0 38.88 0.00 16.58 15.46 19.07 10.02 09:37:02 1 42.29 0.00 15.64 17.40 17.27 7.41 09:37:02 2 36.87 0.00 16.00 16.30 18.82 12.00 09:37:02 3 38.87 0.00 17.33 18.43 16.51 8.87 09:38:01 all 7.82 0.00 5.61 7.07 7.22 72.27 09:38:01 0 7.80 0.00 5.71 8.40 7.58 70.51 09:38:01 1 5.39 0.00 4.45 7.24 7.54 75.38 09:38:01 2 10.69 0.00 6.51 9.00 7.22 66.59 09:38:01 3 7.45 0.00 5.81 3.64 6.57 76.54 09:39:01 all 0.12 0.00 0.04 0.01 0.07 99.75 09:39:01 0 0.03 0.00 0.03 0.00 0.05 99.88 09:39:01 1 0.03 0.00 0.05 0.00 0.08 99.83 09:39:01 2 0.03 0.00 0.05 0.00 0.10 99.82 09:39:01 3 0.42 0.00 0.02 0.03 0.03 99.50 09:40:01 all 0.13 0.00 0.05 0.03 0.17 99.63 09:40:01 0 0.03 0.00 0.03 0.02 0.12 99.80 09:40:01 1 0.05 0.00 0.03 0.00 0.22 99.70 09:40:01 2 0.03 0.00 0.02 0.00 0.18 99.77 09:40:01 3 0.40 0.00 0.12 0.10 0.13 99.25 09:41:01 all 0.12 0.00 0.02 0.00 0.12 99.73 09:41:01 0 0.03 0.00 0.02 0.00 0.22 99.73 09:41:01 1 0.02 0.00 0.03 0.00 0.15 99.80 09:41:01 2 0.02 0.00 0.02 0.00 0.07 99.90 09:41:01 3 0.42 0.00 0.02 0.00 0.07 99.50 09:42:01 all 0.11 0.00 0.03 0.00 0.22 99.65 09:42:01 0 0.00 0.00 0.02 0.00 0.13 99.85 09:42:01 1 0.27 0.00 0.03 0.00 0.25 99.45 09:42:01 2 0.03 0.00 0.03 0.00 0.23 99.70 09:42:01 3 0.17 0.00 0.05 0.00 0.25 99.53 09:43:01 all 0.10 0.00 0.04 0.01 0.11 99.75 09:43:01 0 0.02 0.00 0.02 0.02 0.05 99.90 09:43:01 1 0.27 0.00 0.03 0.00 0.08 99.62 09:43:01 2 0.05 0.00 0.03 0.00 0.22 99.70 09:43:01 3 0.03 0.00 0.05 0.02 0.10 99.80 09:44:01 all 0.06 0.00 0.02 0.00 0.22 99.70 09:44:01 0 0.02 0.00 0.02 0.00 0.32 99.65 09:44:01 1 0.20 0.00 0.03 0.00 0.37 99.40 09:44:01 2 0.02 0.00 0.02 0.00 0.17 99.80 09:44:01 3 0.02 0.00 0.03 0.00 0.03 99.92 09:45:01 all 0.14 0.00 0.02 0.00 0.06 99.77 09:45:01 0 0.45 0.00 0.02 0.02 0.08 99.43 09:45:01 1 0.05 0.00 0.03 0.00 0.08 99.83 09:45:01 2 0.02 0.00 0.02 0.00 0.03 99.93 09:45:01 3 0.03 0.00 0.03 0.00 0.03 99.90 09:46:01 all 0.11 0.00 0.03 0.00 0.08 99.78 09:46:01 0 0.30 0.00 0.03 0.00 0.12 99.55 09:46:01 1 0.07 0.00 0.02 0.00 0.05 99.87 09:46:01 2 0.07 0.00 0.03 0.00 0.17 99.73 09:46:01 3 0.02 0.00 0.03 0.00 0.00 99.95 Average: all 12.66 0.00 6.34 5.22 9.95 65.83 Average: 0 12.52 0.00 5.93 4.66 10.35 66.54 Average: 1 12.43 0.00 6.19 5.24 9.97 66.17 Average: 2 13.07 0.00 6.70 5.79 9.78 64.66 Average: 3 12.64 0.00 6.55 5.18 9.69 65.94