---> uname -a: Linux e3247837b0b0 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: 2933.436 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 13.0G 37.0G 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 13.0G 37.0G 26% /etc/resolv.conf /dev/vda1 50.0G 13.0G 37.0G 26% /etc/hostname /dev/vda1 50.0G 13.0G 37.0G 26% /etc/hosts /dev/vda1 50.0G 13.0G 37.0G 26% /var/log/sa /dev/vda1 50.0G 13.0G 37.0G 26% /w/workspace/edgex-go/28 /dev/vda1 50.0G 13.0G 37.0G 26% /w/workspace/edgex-go/28@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 620 106 0 1110 1134 Swap: 1023 92 931 ---> 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) 08/04/20 _x86_64_ (4 CPU) 07:48:18 LINUX RESTART 07:49:01 tps rtps wtps bread/s bwrtn/s 07:50:01 111.20 52.19 59.01 8391.95 18049.73 07:51:01 456.74 245.10 211.64 8513.55 75093.30 07:52:01 396.79 253.86 142.93 9690.65 28655.31 07:53:02 246.48 75.62 170.87 22154.61 102440.06 07:54:01 2425.48 2053.11 372.37 204616.34 208292.83 07:55:01 991.44 680.63 310.81 58818.11 74894.23 07:56:02 2008.32 1634.00 374.32 165033.24 193036.73 07:57:01 938.03 634.49 303.54 40206.46 63435.24 07:58:01 108.47 18.18 90.29 3211.46 5149.65 07:59:01 5.26 3.70 1.57 49.82 26.16 08:00:01 0.32 0.02 0.30 0.27 3.25 08:01:01 0.32 0.07 0.25 1.73 3.01 08:02:01 0.72 0.35 0.37 23.04 6.18 08:03:02 0.63 0.38 0.25 5.20 2.57 08:04:01 1.30 1.05 0.25 121.02 3.90 08:05:01 2.45 1.70 0.75 62.88 14.62 08:06:01 0.50 0.22 0.28 2.26 2.75 08:07:01 0.18 0.02 0.17 0.27 1.65 08:08:01 0.22 0.05 0.17 0.53 2.33 08:09:01 0.20 0.00 0.20 0.00 1.78 08:10:01 24.15 23.87 0.28 2103.53 19.35 Average: 367.39 270.19 97.20 24895.54 36652.76 07:49:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:01 343456 1538100 81.75 2620 955484 1089444 37.18 571888 809336 124 07:51:01 75732 1805824 95.98 1492 1041340 1510188 51.54 754100 793964 54556 07:52:01 533380 1348176 71.65 512 674676 1232272 42.06 516036 589392 36528 07:53:02 67676 1813880 96.40 92 1006480 2261860 77.19 818896 813756 63728 07:54:01 84652 1796904 95.50 24 1092272 2024544 69.09 625600 991672 12820 07:55:01 73660 1807896 96.09 24 1116996 1718588 58.65 620168 989068 10248 07:56:02 74384 1807172 96.05 24 1186988 1767788 60.33 494228 1131160 98360 07:57:01 461716 1419840 75.46 24 808192 1479132 50.48 533824 675064 17288 07:58:01 409476 1472080 78.24 24 921852 1214024 41.43 533720 727384 8 07:59:01 419488 1462068 77.71 24 922332 1121120 38.26 528496 724200 8 08:00:01 419944 1461612 77.68 24 922336 1121048 38.26 528424 724204 8 08:01:01 418612 1462944 77.75 24 922336 1123168 38.33 529064 724212 8 08:02:01 419228 1462328 77.72 24 923028 1121556 38.28 528664 724768 8 08:03:02 419552 1462004 77.70 24 923036 1121556 38.28 528792 724924 8 08:04:01 412744 1468812 78.06 24 926500 1121620 38.28 533984 725996 8 08:05:01 409504 1472052 78.24 24 927572 1121748 38.28 535652 726232 8 08:06:01 410528 1471028 78.18 24 927572 1121556 38.28 534844 726288 12 08:07:01 410924 1470632 78.16 24 927580 1121556 38.28 534848 726304 8 08:08:01 410752 1470804 78.17 24 927592 1121592 38.28 535032 726324 8 08:09:01 410728 1470828 78.17 24 927596 1121616 38.28 534984 726324 8 08:10:01 335324 1546232 82.18 24 988008 1141604 38.96 551184 778604 144 Average: 334355 1547201 82.23 244 950941 1322742 45.14 565354 775199 13995 07:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:50:01 eth0 2018.31 1602.43 5867.45 2098.51 0.00 0.00 0.00 07:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 docker0 833.70 789.22 68.05 2660.65 0.00 0.00 0.00 07:51:01 eth0 785.50 494.30 7382.44 820.26 0.00 0.00 0.00 07:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:51:01 docker0 126.26 170.75 9.05 834.66 0.00 0.00 0.00 07:52:01 eth0 50.47 34.58 33.06 76.03 0.00 0.00 0.00 07:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:01 veth604902a 0.00 0.13 0.00 0.01 0.00 0.00 0.00 07:52:01 docker0 959.88 959.92 77.09 3495.28 0.00 0.00 0.00 07:53:02 vethc2df7cf 0.00 0.13 0.00 0.01 0.00 0.00 0.00 07:53:02 eth0 3287.12 2345.79 15515.44 3071.50 0.00 0.00 0.00 07:53:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 07:53:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:54:01 vethc2df7cf 0.00 0.29 0.00 0.01 0.00 0.00 0.00 07:54:01 vethb0f5f1b 0.00 0.10 0.00 0.01 0.00 0.00 0.00 07:54:01 eth0 3404.90 2428.42 15914.65 3170.46 0.00 0.00 0.00 07:54:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 07:55:01 vethc2df7cf 0.00 0.07 0.00 0.00 0.00 0.00 0.00 07:55:01 eth0 78.44 55.10 167.84 61.54 0.00 0.00 0.00 07:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:55:01 docker0 982.60 992.57 78.23 3695.21 0.00 0.00 0.00 07:56:02 veth4855345 0.00 0.10 0.00 0.01 0.00 0.00 0.00 07:56:02 vethc2df7cf 0.00 0.53 0.00 0.03 0.00 0.00 0.00 07:56:02 eth0 3498.96 2489.93 15958.15 3242.14 0.00 0.00 0.00 07:56:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 07:57:01 vethc2df7cf 0.00 0.17 0.00 0.01 0.00 0.00 0.00 07:57:01 eth0 103.06 54.21 417.60 59.45 0.00 0.00 0.00 07:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:57:01 veth34da23e 16.57 34.06 1.09 258.41 0.00 0.00 0.00 07:58:01 eth0 51.50 37.66 127.18 49.40 0.00 0.00 0.00 07:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:58:01 docker0 1034.23 1081.67 81.42 4279.40 0.00 0.00 0.00 07:59:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 07:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 08:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:01:01 eth0 0.27 0.22 0.42 0.02 0.00 0.00 0.00 08:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:02:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 08:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:03:02 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 08:03:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:03:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 eth0 0.66 0.15 0.13 0.07 0.00 0.00 0.00 08:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 eth0 0.40 0.23 0.26 0.16 0.00 0.00 0.00 08:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 08:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 08:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 eth0 0.13 0.10 0.06 0.01 0.00 0.00 0.00 08:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 eth0 0.18 0.15 0.08 0.04 0.00 0.00 0.00 08:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 eth0 6.78 4.33 8.09 2.53 0.00 0.00 0.00 08:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 159.76 116.83 763.04 159.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 49.30 51.56 3.88 203.98 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) 08/04/20 _x86_64_ (4 CPU) 07:48:18 LINUX RESTART 07:49:01 CPU %user %nice %system %iowait %steal %idle 07:50:01 all 17.92 0.00 5.57 2.09 0.19 74.22 07:50:01 0 16.69 0.00 7.36 1.54 0.21 74.20 07:50:01 1 14.63 0.00 5.56 1.81 0.14 77.86 07:50:01 2 15.32 0.00 4.17 0.87 0.20 79.43 07:50:01 3 25.02 0.00 5.22 4.15 0.19 65.42 07:51:01 all 16.51 0.00 9.37 6.42 0.30 67.40 07:51:01 0 19.02 0.00 9.86 6.50 0.27 64.34 07:51:01 1 13.64 0.00 8.43 8.93 0.33 68.68 07:51:01 2 15.47 0.00 10.52 5.52 0.31 68.19 07:51:01 3 17.91 0.00 8.67 4.76 0.31 68.35 07:52:01 all 49.45 0.00 14.08 9.33 0.16 26.97 07:52:01 0 50.37 0.00 14.05 5.38 0.15 30.05 07:52:01 1 46.93 0.00 14.02 9.61 0.15 29.28 07:52:01 2 50.36 0.00 13.65 10.78 0.15 25.05 07:52:01 3 50.17 0.00 14.60 11.52 0.19 23.51 07:53:02 all 21.04 0.00 11.56 7.26 0.34 59.79 07:53:02 0 22.62 0.00 11.48 8.30 0.32 57.27 07:53:02 1 19.61 0.00 12.00 6.72 0.39 61.28 07:53:02 2 20.84 0.00 11.31 7.60 0.36 59.88 07:53:02 3 21.07 0.00 11.49 6.42 0.31 60.71 07:54:01 all 22.46 0.00 22.34 27.60 0.87 26.73 07:54:01 0 21.69 0.00 22.29 27.11 0.92 27.99 07:54:01 1 21.53 0.00 22.54 26.61 0.92 28.41 07:54:01 2 22.73 0.00 22.10 28.18 0.79 26.19 07:54:01 3 23.93 0.00 22.40 28.53 0.84 24.29 07:55:01 all 52.60 0.00 17.58 16.06 0.13 13.63 07:55:01 0 52.24 0.00 17.21 16.45 0.15 13.94 07:55:01 1 52.07 0.00 17.65 17.02 0.12 13.14 07:55:01 2 53.83 0.00 17.31 16.56 0.09 12.22 07:55:01 3 52.28 0.00 18.16 14.19 0.14 15.24 07:56:02 all 23.48 0.00 19.52 32.62 0.47 23.91 07:56:02 0 21.75 0.00 18.37 32.95 0.52 26.41 07:56:02 1 24.05 0.00 19.86 32.41 0.43 23.24 07:56:02 2 24.74 0.00 19.60 29.18 0.47 26.01 07:56:02 3 23.35 0.00 20.27 36.00 0.47 19.92 07:57:01 all 47.84 0.00 16.12 14.23 0.23 21.58 07:57:01 0 48.06 0.00 16.76 17.82 0.24 17.11 07:57:01 1 47.77 0.00 14.52 12.81 0.28 24.62 07:57:01 2 48.27 0.00 16.99 12.74 0.21 21.79 07:57:01 3 47.28 0.00 16.21 13.56 0.18 22.78 07:58:01 all 4.59 0.00 2.47 4.18 0.08 88.69 07:58:01 0 7.25 0.00 3.47 3.95 0.07 85.27 07:58:01 1 2.36 0.00 1.84 1.79 0.12 93.89 07:58:01 2 5.49 0.00 2.56 2.28 0.08 89.59 07:58:01 3 3.20 0.00 2.01 8.71 0.07 86.01 07:59:01 all 0.16 0.00 0.05 0.09 0.01 99.69 07:59:01 0 0.52 0.00 0.07 0.02 0.02 99.38 07:59:01 1 0.08 0.00 0.08 0.00 0.02 99.82 07:59:01 2 0.03 0.00 0.03 0.00 0.00 99.93 07:59:01 3 0.02 0.00 0.05 0.32 0.00 99.62 08:00:01 all 0.15 0.00 0.02 0.00 0.00 99.83 08:00:01 0 0.35 0.00 0.02 0.00 0.00 99.63 08:00:01 1 0.02 0.00 0.02 0.02 0.00 99.95 08:00:01 2 0.18 0.00 0.02 0.00 0.00 99.80 08:00:01 3 0.03 0.00 0.03 0.00 0.02 99.92 08:01:01 all 0.15 0.00 0.03 0.00 0.00 99.81 08:01:01 0 0.03 0.00 0.03 0.00 0.00 99.93 08:01:01 1 0.27 0.00 0.02 0.00 0.00 99.72 08:01:01 2 0.27 0.00 0.03 0.00 0.00 99.70 08:01:01 3 0.05 0.00 0.03 0.00 0.00 99.92 08:02:01 all 0.10 0.00 0.05 0.00 0.00 99.84 08:02:01 0 0.03 0.00 0.03 0.00 0.00 99.93 08:02:01 1 0.33 0.00 0.12 0.00 0.02 99.53 08:02:01 2 0.03 0.00 0.03 0.02 0.00 99.92 08:02:01 3 0.02 0.00 0.03 0.00 0.00 99.95 08:03:02 all 0.03 0.00 0.03 0.02 0.00 99.93 08:03:02 0 0.00 0.00 0.00 0.00 0.00 100.00 08:03:02 1 0.07 0.00 0.05 0.00 0.00 99.88 08:03:02 2 0.02 0.00 0.02 0.05 0.00 99.92 08:03:02 3 0.00 0.00 0.03 0.00 0.00 99.97 08:04:01 all 0.14 0.00 0.03 0.03 0.00 99.79 08:04:01 0 0.05 0.00 0.03 0.00 0.00 99.92 08:04:01 1 0.47 0.00 0.05 0.08 0.02 99.37 08:04:01 2 0.03 0.00 0.00 0.00 0.00 99.97 08:04:01 3 0.02 0.00 0.03 0.03 0.00 99.92 08:05:01 all 0.15 0.00 0.05 0.02 0.00 99.78 08:05:01 0 0.02 0.00 0.10 0.08 0.02 99.78 08:05:01 1 0.52 0.00 0.05 0.00 0.00 99.43 08:05:01 2 0.02 0.00 0.05 0.00 0.02 99.92 08:05:01 3 0.02 0.00 0.02 0.02 0.00 99.95 08:06:01 all 0.15 0.00 0.02 0.01 0.00 99.81 08:06:01 0 0.03 0.00 0.02 0.03 0.00 99.92 08:06:01 1 0.50 0.00 0.03 0.00 0.00 99.47 08:06:01 2 0.05 0.00 0.03 0.03 0.00 99.88 08:06:01 3 0.02 0.00 0.02 0.00 0.00 99.97 08:07:01 all 0.14 0.00 0.02 0.00 0.00 99.84 08:07:01 0 0.02 0.00 0.02 0.00 0.00 99.97 08:07:01 1 0.52 0.00 0.02 0.00 0.00 99.47 08:07:01 2 0.03 0.00 0.03 0.00 0.00 99.93 08:07:01 3 0.02 0.00 0.02 0.00 0.00 99.97 08:08:01 all 0.15 0.00 0.02 0.00 0.00 99.83 08:08:01 0 0.03 0.00 0.02 0.00 0.00 99.95 08:08:01 1 0.48 0.00 0.03 0.00 0.00 99.48 08:08:01 2 0.03 0.00 0.02 0.00 0.00 99.95 08:08:01 3 0.02 0.00 0.00 0.00 0.00 99.98 08:09:01 all 0.04 0.00 0.03 0.00 0.00 99.93 08:09:01 0 0.02 0.00 0.02 0.00 0.00 99.97 08:09:01 1 0.08 0.00 0.05 0.00 0.02 99.85 08:09:01 2 0.03 0.00 0.03 0.00 0.00 99.93 08:09:01 3 0.02 0.00 0.02 0.00 0.00 99.97 08:10:01 all 0.40 0.00 0.25 0.63 0.00 98.71 08:10:01 0 0.33 0.00 0.20 0.27 0.00 99.20 08:10:01 1 0.75 0.00 0.25 0.74 0.00 98.26 08:10:01 2 0.37 0.00 0.35 1.20 0.02 98.07 08:10:01 3 0.17 0.00 0.20 0.30 0.00 99.33 Average: all 12.03 0.00 5.55 5.60 0.13 76.69 Average: 0 12.19 0.00 5.65 5.59 0.13 76.43 Average: 1 11.53 0.00 5.46 5.51 0.14 77.36 Average: 2 12.09 0.00 5.55 5.36 0.13 76.89 Average: 3 12.32 0.00 5.54 5.94 0.12 76.08