---> uname -a: Linux e6fb1a3a2fc7 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: 2933.396 BogoMIPS: 5866.79 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 36.9G 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 36.9G 26% /etc/resolv.conf /dev/vda1 50.0G 13.0G 36.9G 26% /etc/hostname /dev/vda1 50.0G 13.0G 36.9G 26% /etc/hosts /dev/vda1 50.0G 13.0G 36.9G 26% /var/log/sa /dev/vda1 50.0G 13.0G 36.9G 26% /w/workspace/edgex-go/2 /dev/vda1 50.0G 13.0G 36.9G 26% /w/workspace/edgex-go/2@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 614 118 0 1104 1138 Swap: 1023 100 923 ---> 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 94: eth0@if95: 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) 07/21/20 _x86_64_ (4 CPU) 14:31:44 LINUX RESTART 14:32:01 tps rtps wtps bread/s bwrtn/s 14:33:01 175.56 79.97 95.59 10378.86 47439.32 14:34:01 386.71 237.47 149.24 9664.87 66080.76 14:35:01 390.48 204.03 186.46 8204.73 42005.12 14:36:02 215.47 88.71 126.76 6224.89 27680.14 14:37:04 2049.45 1715.06 334.40 154953.50 221623.08 14:38:01 1846.35 1581.23 265.13 92773.76 108415.86 14:39:06 2364.51 2002.12 362.39 140152.97 167080.97 14:40:02 2022.77 1693.36 329.41 88987.09 105734.93 14:41:01 145.43 26.80 118.63 3730.71 9852.22 14:42:01 1.97 0.60 1.37 19.85 19.20 14:43:01 0.95 0.62 0.33 132.45 4.25 14:44:01 0.40 0.00 0.40 0.00 5.41 14:45:01 0.32 0.03 0.28 0.80 3.05 14:46:01 0.27 0.03 0.23 0.67 2.87 14:47:01 1.90 1.68 0.22 53.31 2.05 14:48:01 0.88 0.08 0.80 2.00 15.21 14:49:01 0.25 0.00 0.25 0.00 2.57 14:50:01 0.33 0.08 0.25 1.20 3.16 14:51:01 0.83 0.58 0.25 7.20 3.15 Average: 507.32 403.24 104.08 27462.86 42400.06 14:32:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:33:01 65548 1816008 96.52 2620 1189476 1318088 44.98 582936 1067844 78144 14:34:01 79280 1802276 95.79 1564 1092096 1543760 52.69 648752 950428 88776 14:35:01 511656 1369900 72.81 576 670220 1520388 51.89 536732 600644 24172 14:36:02 75724 1805832 95.98 436 1042540 1539148 52.53 689204 852116 63484 14:37:04 78020 1803536 95.85 72 1009572 2308516 78.79 791012 839784 31416 14:38:01 606656 1274900 67.76 72 631524 1344512 45.89 490296 580800 12300 14:39:06 154548 1727008 91.79 72 1132764 1354220 46.22 523680 1024120 56 14:40:02 459940 1421616 75.56 72 850384 1344956 45.90 538036 695036 96 14:41:01 392244 1489312 79.15 72 951608 1182872 40.37 526060 769884 24 14:42:01 394492 1487064 79.03 72 952112 1157160 39.49 524868 769088 20 14:43:01 387832 1493724 79.39 72 956008 1157232 39.49 530588 770408 8 14:44:01 388060 1493496 79.38 72 956036 1157160 39.49 530204 770428 8 14:45:01 388428 1493128 79.36 72 956040 1157160 39.49 530336 770440 12 14:46:01 387960 1493596 79.38 72 956044 1157232 39.49 530476 770460 8 14:47:01 386708 1494848 79.45 72 956916 1157160 39.49 530892 770804 20 14:48:01 386324 1495232 79.47 72 956916 1157232 39.49 531276 770820 8 14:49:01 386660 1494896 79.45 72 956932 1157160 39.49 530776 770832 8 14:50:01 386412 1495144 79.46 72 956936 1157160 39.49 530904 770860 8 14:51:01 386304 1495252 79.47 72 956936 1157224 39.49 530788 771068 16 Average: 331726 1549830 82.37 330 954266 1317281 44.96 559359 793993 15715 14:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:33:01 veth28d9bc9 751.24 742.37 70.59 2334.69 0.00 0.00 0.00 14:33:01 eth0 1721.28 1380.64 6021.59 172.01 0.00 0.00 0.00 14:33:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 14:33:01 docker0 751.24 742.25 60.32 2334.69 0.00 0.00 0.00 14:34:01 eth0 1430.56 847.03 7359.01 2762.27 0.00 0.00 0.00 14:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:34:01 docker0 143.87 157.53 10.74 686.31 0.00 0.00 0.00 14:35:01 eth0 133.53 104.18 401.75 23.26 0.00 0.00 0.00 14:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:35:01 vethc2d1cd4 0.00 0.13 0.00 0.01 0.00 0.00 0.00 14:35:01 docker0 979.22 995.74 77.66 3390.42 0.00 0.00 0.00 14:36:02 eth0 152.49 110.96 2199.88 92.24 0.00 0.00 0.00 14:36:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:36:02 docker0 0.07 0.07 0.00 0.01 0.00 0.00 0.00 14:37:04 veth10f284f 0.00 0.45 0.00 0.02 0.00 0.00 0.00 14:37:04 eth0 3387.54 2408.70 15612.92 2997.61 0.00 0.00 0.00 14:37:04 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 14:37:04 docker0 958.75 979.71 75.65 3411.59 0.00 0.00 0.00 14:38:01 veth10f284f 0.00 0.07 0.00 0.00 0.00 0.00 0.00 14:38:01 veth254c054 0.21 0.00 0.01 0.00 0.00 0.00 0.00 14:38:01 vethaa5a963 0.00 0.21 0.00 0.01 0.00 0.00 0.00 14:38:01 eth0 3714.10 2638.73 17058.15 3266.27 0.00 0.00 0.00 14:39:06 veth10f284f 0.00 0.23 0.00 0.01 0.00 0.00 0.00 14:39:06 veth7c59958 2.73 4.47 0.18 26.99 0.00 0.00 0.00 14:39:06 eth0 84.84 55.97 202.71 62.79 0.00 0.00 0.00 14:39:06 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 14:40:02 veth10f284f 0.00 0.02 0.00 0.00 0.00 0.00 0.00 14:40:02 veth297e6f7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:02 eth0 72.88 50.47 72.75 75.10 0.00 0.00 0.00 14:40:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:41:01 eth0 106.06 71.13 430.16 60.83 0.00 0.00 0.00 14:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:41:01 docker0 1072.06 1129.58 83.38 4247.42 0.00 0.00 0.00 14:42:01 eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:43:01 eth0 0.23 0.18 0.08 0.07 0.00 0.00 0.00 14:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:44:01 eth0 0.07 0.08 0.01 0.01 0.00 0.00 0.00 14:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:45:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 14:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:46:01 eth0 0.40 0.37 0.48 0.03 0.00 0.00 0.00 14:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:47:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 14:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:48:01 eth0 0.22 0.20 0.08 0.07 0.00 0.00 0.00 14:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:49:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 14:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 14:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:51:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 14:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 199.86 141.29 892.79 174.51 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 55.53 58.51 4.32 220.00 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) 07/21/20 _x86_64_ (4 CPU) 14:31:44 LINUX RESTART 14:32:01 CPU %user %nice %system %iowait %steal %idle 14:33:01 all 18.98 0.00 7.57 8.51 0.02 64.92 14:33:01 0 20.06 0.00 9.30 11.35 0.02 59.26 14:33:01 1 19.99 0.00 7.14 7.54 0.02 65.31 14:33:01 2 19.33 0.00 7.27 6.67 0.02 66.72 14:33:01 3 16.52 0.00 6.60 8.50 0.02 68.37 14:34:01 all 20.96 0.00 6.75 2.75 0.02 69.51 14:34:01 0 18.06 0.00 8.02 1.51 0.00 72.41 14:34:01 1 15.65 0.00 6.07 3.81 0.02 74.44 14:34:01 2 17.79 0.00 7.01 3.94 0.03 71.23 14:34:01 3 32.29 0.00 5.94 1.72 0.02 60.03 14:35:01 all 44.34 0.00 10.74 7.55 0.02 37.35 14:35:01 0 46.01 0.00 9.98 5.95 0.03 38.02 14:35:01 1 44.52 0.00 10.18 6.83 0.02 38.44 14:35:01 2 43.39 0.00 11.94 7.77 0.02 36.88 14:35:01 3 43.43 0.00 10.87 9.66 0.03 36.01 14:36:02 all 24.48 0.00 7.40 2.60 0.01 65.51 14:36:02 0 28.75 0.00 7.63 1.92 0.00 61.70 14:36:02 1 22.23 0.00 7.59 3.34 0.00 66.83 14:36:02 2 22.78 0.00 7.24 1.81 0.03 68.13 14:36:02 3 24.15 0.00 7.15 3.29 0.02 65.39 14:37:04 all 16.28 0.00 15.84 29.65 0.04 38.19 14:37:04 0 17.50 0.00 15.05 29.33 0.07 38.05 14:37:04 1 14.97 0.00 16.00 32.74 0.05 36.24 14:37:04 2 17.94 0.00 15.66 28.98 0.03 37.38 14:37:04 3 14.67 0.00 16.67 27.52 0.03 41.11 14:38:01 all 53.18 0.00 14.85 20.65 0.05 11.26 14:38:01 0 54.18 0.00 13.82 19.16 0.05 12.79 14:38:01 1 51.33 0.00 15.32 21.59 0.04 11.73 14:38:01 2 52.62 0.00 15.68 20.14 0.05 11.50 14:38:01 3 54.62 0.00 14.58 21.74 0.02 9.03 14:39:06 all 23.33 0.00 15.53 36.54 0.03 24.58 14:39:06 0 23.17 0.00 15.23 33.64 0.02 27.94 14:39:06 1 22.75 0.00 15.72 40.31 0.05 21.18 14:39:06 2 23.44 0.00 15.68 37.04 0.03 23.81 14:39:06 3 23.96 0.00 15.47 35.16 0.05 25.36 14:40:02 all 46.08 0.00 15.81 26.68 0.02 11.40 14:40:02 0 44.38 0.00 16.09 28.31 0.02 11.20 14:40:02 1 47.31 0.00 15.67 27.10 0.02 9.89 14:40:02 2 45.77 0.00 16.47 27.69 0.02 10.06 14:40:02 3 46.86 0.00 15.05 23.61 0.00 14.48 14:41:01 all 5.75 0.00 3.38 5.52 0.00 85.35 14:41:01 0 6.52 0.00 3.46 3.63 0.00 86.40 14:41:01 1 2.96 0.00 2.89 5.75 0.00 88.40 14:41:01 2 9.10 0.00 4.69 6.45 0.02 79.74 14:41:01 3 4.43 0.00 2.44 6.30 0.02 86.81 14:42:01 all 0.15 0.00 0.02 0.01 0.00 99.81 14:42:01 0 0.00 0.00 0.03 0.00 0.00 99.97 14:42:01 1 0.02 0.00 0.02 0.00 0.00 99.97 14:42:01 2 0.03 0.00 0.02 0.02 0.00 99.93 14:42:01 3 0.55 0.00 0.03 0.00 0.00 99.42 14:43:01 all 0.16 0.00 0.02 0.01 0.00 99.81 14:43:01 0 0.05 0.00 0.02 0.02 0.00 99.92 14:43:01 1 0.02 0.00 0.03 0.02 0.00 99.93 14:43:01 2 0.02 0.00 0.02 0.00 0.00 99.97 14:43:01 3 0.55 0.00 0.02 0.02 0.00 99.42 14:44:01 all 0.14 0.00 0.02 0.00 0.00 99.84 14:44:01 0 0.02 0.00 0.03 0.00 0.00 99.95 14:44:01 1 0.02 0.00 0.02 0.00 0.00 99.97 14:44:01 2 0.02 0.00 0.02 0.00 0.00 99.97 14:44:01 3 0.52 0.00 0.03 0.00 0.00 99.45 14:45:01 all 0.15 0.00 0.02 0.00 0.00 99.83 14:45:01 0 0.02 0.00 0.02 0.00 0.00 99.97 14:45:01 1 0.03 0.00 0.02 0.00 0.00 99.95 14:45:01 2 0.02 0.00 0.02 0.00 0.00 99.97 14:45:01 3 0.53 0.00 0.00 0.00 0.00 99.47 14:46:01 all 0.15 0.00 0.02 0.00 0.00 99.84 14:46:01 0 0.02 0.00 0.02 0.00 0.00 99.97 14:46:01 1 0.02 0.00 0.02 0.00 0.00 99.97 14:46:01 2 0.03 0.00 0.02 0.00 0.00 99.95 14:46:01 3 0.53 0.00 0.02 0.00 0.00 99.45 14:47:01 all 0.15 0.00 0.04 0.02 0.00 99.79 14:47:01 0 0.02 0.00 0.05 0.07 0.00 99.87 14:47:01 1 0.05 0.00 0.03 0.00 0.00 99.92 14:47:01 2 0.02 0.00 0.03 0.00 0.00 99.95 14:47:01 3 0.52 0.00 0.02 0.02 0.00 99.45 14:48:01 all 0.15 0.00 0.02 0.00 0.00 99.83 14:48:01 0 0.02 0.00 0.02 0.00 0.00 99.97 14:48:01 1 0.03 0.00 0.05 0.00 0.02 99.90 14:48:01 2 0.02 0.00 0.02 0.00 0.00 99.97 14:48:01 3 0.52 0.00 0.03 0.00 0.00 99.45 14:49:01 all 0.15 0.00 0.02 0.00 0.00 99.83 14:49:01 0 0.02 0.00 0.02 0.00 0.00 99.97 14:49:01 1 0.03 0.00 0.03 0.00 0.00 99.93 14:49:01 2 0.02 0.00 0.02 0.00 0.00 99.97 14:49:01 3 0.52 0.00 0.02 0.00 0.00 99.47 14:50:01 all 0.15 0.00 0.02 0.00 0.00 99.83 14:50:01 0 0.02 0.00 0.02 0.00 0.00 99.97 14:50:01 1 0.05 0.00 0.03 0.00 0.00 99.92 14:50:01 2 0.02 0.00 0.00 0.02 0.00 99.97 14:50:01 3 0.52 0.00 0.02 0.00 0.00 99.47 14:51:01 all 0.15 0.00 0.03 0.03 0.00 99.80 14:51:01 0 0.03 0.00 0.02 0.00 0.00 99.95 14:51:01 1 0.07 0.00 0.05 0.00 0.00 99.88 14:51:01 2 0.17 0.00 0.02 0.08 0.00 99.73 14:51:01 3 0.33 0.00 0.05 0.02 0.00 99.60 Average: all 13.12 0.00 5.11 7.36 0.01 74.40 Average: 0 13.34 0.00 5.15 7.06 0.01 74.44 Average: 1 12.46 0.00 5.05 7.82 0.01 74.66 Average: 2 13.01 0.00 5.30 7.36 0.01 74.32 Average: 3 13.68 0.00 4.94 7.18 0.01 74.20