---> uname -a: Linux 52892fee675b 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 13.6G 36.4G 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 13.6G 36.4G 27% /etc/resolv.conf /dev/vda1 50.0G 13.6G 36.4G 27% /etc/hostname /dev/vda1 50.0G 13.6G 36.4G 27% /etc/hosts /dev/vda1 50.0G 13.6G 36.4G 27% /var/log/sa /dev/vda1 50.0G 13.6G 36.4G 27% /w/workspace/edgex-go/112 /dev/vda1 50.0G 13.6G 36.4G 27% /w/workspace/edgex-go/112@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 713 127 0 996 1077 Swap: 1023 65 958 ---> 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 210: eth0@if211: 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) 07/22/20 _x86_64_ (4 CPU) 19:30:31 LINUX RESTART 19:31:01 tps rtps wtps bread/s bwrtn/s 19:32:01 114.98 53.95 61.03 10021.37 20579.43 19:33:01 482.75 249.81 232.94 8720.15 77183.11 19:34:03 1401.91 1114.75 287.16 97978.63 157461.51 19:35:02 1243.61 962.25 281.36 77236.50 90206.63 19:36:03 2582.84 2206.38 376.46 117013.54 163878.05 19:37:01 1247.54 976.28 271.26 65129.78 82102.94 19:38:01 184.35 33.56 150.79 5389.31 11735.69 19:39:01 13.79 2.36 11.42 509.36 287.71 19:40:01 0.72 0.15 0.57 2.40 9.53 19:41:01 0.77 0.42 0.35 14.52 5.20 19:42:01 0.30 0.03 0.27 0.40 3.88 19:43:01 0.33 0.00 0.33 0.00 5.55 19:44:01 0.33 0.02 0.32 0.53 4.75 19:45:01 0.38 0.02 0.37 0.27 5.46 19:46:02 158.86 65.46 93.41 3192.41 30508.72 19:47:01 118.45 56.25 62.20 2684.63 2915.74 19:48:01 30.30 3.78 26.52 142.90 418.05 19:49:01 31.86 4.81 27.05 127.45 427.98 19:50:01 33.26 5.26 28.00 141.30 438.29 19:51:01 88.12 32.78 55.33 2937.19 16093.44 19:52:01 268.65 141.64 127.01 9310.49 27622.15 Average: 382.60 282.76 99.84 19158.49 32655.20 19:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:32:01 299268 1582288 84.09 2620 997852 1113420 38.00 560916 863884 116 19:33:01 315700 1565856 83.22 1492 898860 1111096 37.92 544576 781880 28 19:34:03 103444 1778112 94.50 0 1119152 1543288 52.67 765648 839832 70836 19:35:02 647472 1234084 65.59 0 588280 1335716 45.59 470572 556512 22668 19:36:03 52616 1828940 97.20 0 1108624 2119128 72.32 714992 933932 11304 19:37:01 609116 1272440 67.63 0 683928 1335832 45.59 373016 689712 15228 19:38:01 323008 1558548 82.83 0 955608 1391676 47.50 495992 836508 32 19:39:01 340604 1540952 81.90 0 970128 1179136 40.24 570112 747452 16 19:40:01 345812 1535744 81.62 0 970132 1151056 39.28 567824 745372 8 19:41:01 345956 1535600 81.61 0 970516 1151056 39.28 567956 745752 8 19:42:01 345900 1535656 81.62 0 970524 1151124 39.29 568336 745804 8 19:43:01 346036 1535520 81.61 0 970544 1151092 39.28 568156 745812 8 19:44:01 346084 1535472 81.61 0 970536 1151056 39.28 567968 745812 8 19:45:01 346044 1535512 81.61 0 970556 1151056 39.28 567864 745828 8 19:46:02 144856 1736700 92.30 0 1112908 1478884 50.47 623772 864796 28 19:47:01 102440 1779116 94.56 0 1106672 1948808 66.51 768516 757852 36 19:48:01 159552 1722004 91.52 0 1090484 1357888 46.34 721372 749460 48 19:49:01 156072 1725484 91.71 0 1090768 1457348 49.74 725396 748760 40 19:50:01 173304 1708252 90.79 0 1090928 1357336 46.32 707392 750156 52 19:51:01 140036 1741520 92.56 0 1053696 1573572 53.70 661976 820900 79600 19:52:01 127724 1753832 93.21 0 1049080 1351016 46.11 569236 861600 37052 Average: 274812 1606744 85.39 196 987608 1360028 46.42 603885 775125 11292 19:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:32:01 eth0 2078.28 1595.72 6391.32 1504.80 0.00 0.00 0.00 19:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:32:01 docker0 849.61 759.01 68.51 2654.46 0.00 0.00 0.00 19:33:01 eth0 870.47 630.71 7346.57 1442.95 0.00 0.00 0.00 19:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:33:01 docker0 107.92 136.72 7.94 728.24 0.00 0.00 0.00 19:34:03 veth945553d 0.00 0.42 0.00 0.02 0.00 0.00 0.00 19:34:03 eth0 3028.30 2274.82 15204.23 2916.12 0.00 0.00 0.00 19:34:03 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 19:34:03 docker0 950.29 897.09 75.43 3433.85 0.00 0.00 0.00 19:35:02 veth945553d 0.00 0.07 0.00 0.00 0.00 0.00 0.00 19:35:02 eth0 66.93 44.89 103.11 61.77 0.00 0.00 0.00 19:35:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:35:02 docker0 9.58 13.91 0.52 72.07 0.00 0.00 0.00 19:36:03 veth945553d 0.00 0.33 0.00 0.01 0.00 0.00 0.00 19:36:03 eth0 85.15 54.63 222.84 71.38 0.00 0.00 0.00 19:36:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:36:03 docker0 16.93 27.09 0.92 186.71 0.00 0.00 0.00 19:37:01 veth945553d 0.00 0.02 0.00 0.00 0.00 0.00 0.00 19:37:01 eth0 71.59 51.98 111.46 72.88 0.00 0.00 0.00 19:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:37:01 vetha3df2bc 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:38:01 eth0 266.47 225.99 508.34 650.61 0.00 0.00 0.00 19:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:38:01 docker0 1035.56 1021.47 81.00 4224.03 0.00 0.00 0.00 19:39:01 eth0 254.78 257.46 118.40 1085.19 0.00 0.00 0.00 19:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 19:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:41:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 19:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:42:01 eth0 0.22 0.18 0.08 0.07 0.00 0.00 0.00 19:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:43:01 eth0 0.20 0.15 0.07 0.01 0.00 0.00 0.00 19:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:44:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 19:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:45:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 19:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:46:02 veth1687298 0.00 0.02 0.00 0.00 0.00 0.00 0.00 19:46:02 eth0 4025.00 3070.72 20416.29 4980.63 0.00 0.00 0.00 19:46:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 19:46:02 docker0 1035.56 1021.47 81.00 4224.03 0.00 0.00 0.00 19:47:01 veth7e84ed3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:47:01 eth0 163.02 135.97 398.80 92.95 0.00 0.00 0.00 19:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:47:01 veth10d62d1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:48:01 eth0 118.59 94.51 101.13 97.88 0.00 0.00 0.00 19:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:48:01 docker0 1077.33 1059.38 86.31 4358.02 0.00 0.00 0.00 19:49:01 vetha8e4407 0.40 0.40 0.08 0.16 0.00 0.00 0.00 19:49:01 eth0 4423.67 3396.42 21014.59 5279.08 0.00 0.00 0.00 19:49:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 19:49:01 docker0 1081.45 1063.03 87.29 4359.83 0.00 0.00 0.00 19:50:01 veth80167fc 0.35 0.43 0.09 0.18 0.00 0.00 0.00 19:50:01 eth0 114.85 89.31 105.52 86.64 0.00 0.00 0.00 19:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 docker0 4.26 4.01 1.19 2.01 0.00 0.00 0.00 19:51:01 eth0 2510.33 1627.21 6171.40 263.23 0.00 0.00 0.00 19:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:51:01 docker0 2.58 2.35 0.69 1.17 0.00 0.00 0.00 19:52:01 eth0 186.99 139.07 2547.46 72.16 0.00 0.00 0.00 19:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:52:01 docker0 25.21 27.31 1.46 164.66 0.00 0.00 0.00 Average: eth0 344.06 249.53 1420.54 271.67 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 53.08 52.28 4.32 215.82 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) 07/22/20 _x86_64_ (4 CPU) 19:30:31 LINUX RESTART 19:31:01 CPU %user %nice %system %iowait %steal %idle 19:32:01 all 24.85 0.00 6.36 2.56 0.03 66.20 19:32:01 0 23.34 0.00 8.28 1.25 0.02 67.11 19:32:01 1 21.53 0.00 5.90 2.39 0.03 70.14 19:32:01 2 32.11 0.00 5.21 4.44 0.03 58.21 19:32:01 3 22.34 0.00 6.07 2.16 0.05 69.38 19:33:01 all 16.93 0.00 8.69 6.30 0.05 68.03 19:33:01 0 14.68 0.00 9.53 4.59 0.03 71.16 19:33:01 1 15.11 0.00 7.60 5.60 0.05 71.64 19:33:01 2 23.39 0.00 9.32 7.05 0.05 60.20 19:33:01 3 14.51 0.00 8.32 7.96 0.05 69.16 19:34:03 all 17.85 0.00 17.12 20.65 0.07 44.32 19:34:03 0 16.34 0.00 17.41 20.65 0.08 45.51 19:34:03 1 17.04 0.00 17.64 20.06 0.05 45.22 19:34:03 2 18.71 0.00 16.01 18.25 0.07 46.96 19:34:03 3 19.31 0.00 17.42 23.65 0.08 39.54 19:35:02 all 53.73 0.00 16.27 17.90 0.07 12.03 19:35:02 0 54.62 0.00 16.30 18.58 0.05 10.44 19:35:02 1 53.47 0.00 17.00 19.10 0.07 10.36 19:35:02 2 52.50 0.00 15.60 14.52 0.12 17.26 19:35:02 3 54.34 0.00 16.19 19.39 0.03 10.04 19:36:03 all 15.96 0.00 19.08 31.64 0.12 33.21 19:36:03 0 16.05 0.00 19.17 32.97 0.14 31.67 19:36:03 1 15.72 0.00 19.42 36.06 0.10 28.70 19:36:03 2 15.31 0.00 17.83 28.66 0.12 38.08 19:36:03 3 16.78 0.00 19.92 28.82 0.12 34.36 19:37:01 all 53.24 0.00 16.18 18.17 0.08 12.33 19:37:01 0 51.70 0.00 17.02 18.50 0.07 12.72 19:37:01 1 53.71 0.00 16.42 15.67 0.09 14.11 19:37:01 2 53.25 0.00 15.41 17.33 0.07 13.95 19:37:01 3 54.33 0.00 15.85 21.21 0.07 8.54 19:38:01 all 10.66 0.00 6.21 11.26 0.03 71.84 19:38:01 0 8.33 0.00 5.82 10.00 0.03 75.83 19:38:01 1 10.65 0.00 6.53 14.57 0.03 68.21 19:38:01 2 13.46 0.00 6.81 12.59 0.03 67.11 19:38:01 3 10.19 0.00 5.68 7.85 0.05 76.24 19:39:01 all 6.16 0.00 1.67 0.22 0.02 91.93 19:39:01 0 6.24 0.00 2.01 0.08 0.00 91.67 19:39:01 1 6.59 0.00 1.84 0.69 0.02 90.87 19:39:01 2 6.69 0.00 1.62 0.07 0.03 91.59 19:39:01 3 5.15 0.00 1.19 0.05 0.03 93.58 19:40:01 all 0.17 0.00 0.04 0.00 0.00 99.79 19:40:01 0 0.03 0.00 0.05 0.00 0.00 99.92 19:40:01 1 0.30 0.00 0.05 0.02 0.00 99.63 19:40:01 2 0.33 0.00 0.07 0.00 0.00 99.60 19:40:01 3 0.00 0.00 0.02 0.00 0.00 99.98 19:41:01 all 0.13 0.00 0.03 0.00 0.00 99.83 19:41:01 0 0.02 0.00 0.02 0.00 0.00 99.97 19:41:01 1 0.42 0.00 0.07 0.00 0.00 99.52 19:41:01 2 0.03 0.00 0.03 0.00 0.00 99.93 19:41:01 3 0.03 0.00 0.02 0.00 0.00 99.95 19:42:01 all 0.03 0.00 0.03 0.00 0.00 99.93 19:42:01 0 0.02 0.00 0.03 0.02 0.00 99.93 19:42:01 1 0.03 0.00 0.02 0.00 0.00 99.95 19:42:01 2 0.03 0.00 0.03 0.00 0.00 99.93 19:42:01 3 0.05 0.00 0.02 0.02 0.00 99.92 19:43:01 all 0.15 0.00 0.02 0.00 0.00 99.83 19:43:01 0 0.05 0.00 0.03 0.00 0.00 99.92 19:43:01 1 0.50 0.00 0.05 0.00 0.02 99.43 19:43:01 2 0.02 0.00 0.03 0.00 0.00 99.95 19:43:01 3 0.03 0.00 0.02 0.00 0.00 99.95 19:44:01 all 0.15 0.00 0.03 0.00 0.00 99.82 19:44:01 0 0.02 0.00 0.03 0.00 0.00 99.95 19:44:01 1 0.53 0.00 0.02 0.00 0.00 99.45 19:44:01 2 0.02 0.00 0.02 0.00 0.00 99.97 19:44:01 3 0.02 0.00 0.02 0.00 0.00 99.97 19:45:01 all 0.15 0.00 0.02 0.00 0.00 99.83 19:45:01 0 0.02 0.00 0.00 0.00 0.00 99.98 19:45:01 1 0.53 0.00 0.03 0.00 0.00 99.43 19:45:01 2 0.03 0.00 0.03 0.02 0.00 99.92 19:45:01 3 0.03 0.00 0.03 0.00 0.00 99.93 19:46:02 all 5.92 0.00 3.52 2.68 0.02 87.87 19:46:02 0 5.69 0.00 3.29 3.44 0.02 87.56 19:46:02 1 6.00 0.00 3.35 2.16 0.00 88.48 19:46:02 2 6.27 0.00 3.92 2.41 0.02 87.37 19:46:02 3 5.71 0.00 3.50 2.67 0.02 88.10 19:47:01 all 5.20 0.00 4.49 3.42 0.02 86.87 19:47:01 0 4.70 0.00 4.29 2.65 0.02 88.33 19:47:01 1 5.10 0.00 4.76 3.09 0.02 87.03 19:47:01 2 5.17 0.00 4.34 5.20 0.03 85.26 19:47:01 3 5.84 0.00 4.57 2.77 0.03 86.79 19:48:01 all 3.27 0.00 3.18 0.52 0.03 93.01 19:48:01 0 3.16 0.00 3.22 0.47 0.03 93.12 19:48:01 1 3.36 0.00 3.41 0.69 0.03 92.51 19:48:01 2 3.27 0.00 2.90 0.37 0.03 93.42 19:48:01 3 3.31 0.00 3.16 0.52 0.02 93.00 19:49:01 all 3.51 0.00 3.40 0.57 0.03 92.49 19:49:01 0 3.55 0.00 3.78 0.64 0.00 92.03 19:49:01 1 3.40 0.00 3.27 0.40 0.03 92.89 19:49:01 2 3.59 0.00 2.90 0.52 0.05 92.95 19:49:01 3 3.51 0.00 3.68 0.72 0.02 92.08 19:50:01 all 3.52 0.00 3.29 0.52 0.01 92.65 19:50:01 0 3.30 0.00 3.39 0.42 0.02 92.87 19:50:01 1 4.00 0.00 3.73 0.55 0.02 91.71 19:50:01 2 3.36 0.00 2.72 0.57 0.00 93.36 19:50:01 3 3.42 0.00 3.31 0.52 0.02 92.73 19:51:01 all 8.94 0.00 5.99 1.17 0.03 83.86 19:51:01 0 9.96 0.00 8.86 1.73 0.05 79.41 19:51:01 1 8.98 0.00 5.42 0.76 0.05 84.79 19:51:01 2 7.49 0.00 5.03 1.03 0.03 86.42 19:51:01 3 9.35 0.00 4.68 1.18 0.02 84.77 19:52:01 all 10.34 0.00 6.90 4.77 0.08 77.91 19:52:01 0 11.99 0.00 6.61 1.82 0.07 79.51 19:52:01 1 9.36 0.00 7.27 4.69 0.08 78.59 19:52:01 2 8.82 0.00 5.84 6.21 0.05 79.08 19:52:01 3 11.19 0.00 7.85 6.41 0.10 74.45 Average: all 11.28 0.00 5.78 5.76 0.03 77.15 Average: 0 10.94 0.00 6.09 5.55 0.03 77.38 Average: 1 11.07 0.00 5.84 5.96 0.03 77.09 Average: 2 11.90 0.00 5.45 5.62 0.04 76.99 Average: 3 11.20 0.00 5.71 5.90 0.03 77.15