---> uname -a: Linux 02bfb68984a9 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 13.0G 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/33 /dev/vda1 50.0G 13.0G 37.0G 26% /w/workspace/edgex-go/33@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 660 207 0 969 1096 Swap: 1023 63 960 ---> 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) 08/19/20 _x86_64_ (4 CPU) 00:29:50 LINUX RESTART 00:31:01 tps rtps wtps bread/s bwrtn/s 00:32:01 107.87 62.98 44.89 4814.11 28812.50 00:33:02 426.70 233.04 193.66 7693.65 57274.66 00:34:01 332.59 187.02 145.57 7504.57 31212.62 00:35:03 212.30 71.96 140.35 13987.27 65317.20 00:36:04 2625.67 2252.87 372.80 197928.84 236056.49 00:37:01 883.30 636.66 246.64 42447.37 58759.73 00:38:04 2046.86 1686.17 360.70 157504.11 198084.21 00:39:01 1140.42 832.86 307.56 48311.58 71789.54 00:40:01 113.87 12.50 101.37 3075.19 6674.53 00:41:01 3.70 2.08 1.62 33.97 26.89 00:42:01 0.23 0.02 0.22 0.53 2.20 00:43:01 0.22 0.03 0.18 0.40 2.08 00:44:01 0.37 0.02 0.35 0.53 3.75 00:45:01 1.55 1.27 0.28 45.43 3.66 00:46:01 0.82 0.08 0.73 2.13 13.79 00:47:01 0.28 0.03 0.25 0.80 2.75 00:48:01 0.27 0.00 0.27 0.00 3.33 00:49:01 0.22 0.00 0.22 0.00 2.33 00:50:01 0.22 0.02 0.20 0.27 1.80 00:51:01 0.68 0.40 0.28 180.28 3.35 00:52:01 0.30 0.02 0.28 0.53 2.95 Average: 377.55 286.28 91.28 23285.87 36277.70 00:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:32:01 84668 1796888 95.50 2596 1176424 1288748 43.98 656764 972668 105884 00:33:02 70224 1811332 96.27 1464 1057780 1498464 51.14 788008 771324 97784 00:34:01 544048 1337508 71.09 468 646932 1362916 46.51 515612 580492 31124 00:35:03 79472 1802084 95.78 180 1132400 1306204 44.58 733352 861340 160256 00:36:04 64996 1816560 96.55 56 1038284 2320344 79.19 802724 838924 69620 00:37:01 508392 1373164 72.98 56 723376 1327248 45.30 495888 663904 192 00:38:04 65972 1815584 96.49 56 999264 2440028 83.27 708960 916000 85796 00:39:01 316620 1564936 83.17 56 876428 2144160 73.18 662340 695280 0 00:40:01 244440 1637116 87.01 56 1042748 1188308 40.55 623456 798188 8 00:41:01 247908 1633648 86.82 56 1043204 1153356 39.36 621484 798188 20 00:42:01 249236 1632320 86.75 56 1043140 1141008 38.94 620368 798060 12 00:43:01 249204 1632352 86.76 56 1043168 1141008 38.94 620380 798084 8 00:44:01 249664 1631892 86.73 56 1043160 1141008 38.94 620384 798088 8 00:45:01 248224 1633332 86.81 56 1043944 1141008 38.94 620428 798836 16 00:46:01 248112 1633444 86.81 56 1043936 1141092 38.94 620580 798916 8 00:47:01 248308 1633248 86.80 56 1043948 1141008 38.94 620504 798932 8 00:48:01 248356 1633200 86.80 56 1043968 1141008 38.94 620380 798956 8 00:49:01 248092 1633464 86.81 56 1043980 1141008 38.94 620388 798956 8 00:50:01 248272 1633284 86.80 56 1043980 1141008 38.94 620268 798956 8 00:51:01 239844 1641712 87.25 56 1049408 1141092 38.94 625840 801680 8 00:52:01 240044 1641512 87.24 56 1049404 1141008 38.94 625880 801680 8 Average: 235433 1646123 87.49 270 1010899 1361002 46.45 640190 794641 26228 00:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:32:01 eth0 1828.68 1512.05 8260.36 2838.10 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 docker0 879.49 712.08 68.18 2650.49 0.00 0.00 0.00 00:33:02 eth0 365.85 294.31 1900.00 41.90 0.00 0.00 0.00 00:33:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:33:02 docker0 152.88 186.88 10.55 836.03 0.00 0.00 0.00 00:34:01 vethe98f687 0.00 0.14 0.00 0.01 0.00 0.00 0.00 00:34:01 eth0 3183.93 2461.54 14106.98 3097.72 0.00 0.00 0.00 00:34:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:34:01 docker0 1052.61 916.28 82.02 3548.83 0.00 0.00 0.00 00:35:03 eth0 110.24 69.43 1641.02 51.59 0.00 0.00 0.00 00:35:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:03 veth1ca642e 0.00 0.11 0.00 0.01 0.00 0.00 0.00 00:35:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:04 eth0 61.34 42.95 164.60 47.44 0.00 0.00 0.00 00:36:04 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:04 veth1ca642e 0.00 0.28 0.00 0.01 0.00 0.00 0.00 00:36:04 docker0 16.00 24.17 0.88 145.05 0.00 0.00 0.00 00:37:01 eth0 23.80 14.39 55.01 7.98 0.00 0.00 0.00 00:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:37:01 veth1ca642e 0.00 0.07 0.00 0.00 0.00 0.00 0.00 00:37:01 docker0 4.20 5.65 0.23 40.26 0.00 0.00 0.00 00:38:04 eth0 75.80 48.31 158.31 61.95 0.00 0.00 0.00 00:38:04 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:38:04 veth1ca642e 0.00 0.16 0.00 0.01 0.00 0.00 0.00 00:38:04 veth6cf705d 0.00 0.25 0.00 0.02 0.00 0.00 0.00 00:39:01 eth0 65.51 43.67 190.99 58.98 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 vetheab07e6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:39:01 veth827ba44 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 eth0 84.18 57.84 384.67 52.62 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 1099.45 1007.68 84.45 4273.45 0.00 0.00 0.00 00:41:01 eth0 0.27 0.20 0.14 0.07 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 0.08 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 0.10 0.08 0.01 0.01 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 00:45:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 00:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:01 eth0 0.28 0.20 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 0.10 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 0.05 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 0.08 0.08 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 0.27 0.20 0.14 0.07 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 00:52:01 eth0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 00:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 126.97 100.82 612.62 154.24 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 52.26 47.92 3.93 203.51 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) 08/19/20 _x86_64_ (4 CPU) 00:29:50 LINUX RESTART 00:31:01 CPU %user %nice %system %iowait %steal %idle 00:32:01 all 16.50 0.00 5.64 0.65 0.04 77.16 00:32:01 0 13.66 0.00 7.40 0.40 0.03 78.51 00:32:01 1 12.51 0.00 4.80 0.49 0.07 82.14 00:32:01 2 13.81 0.00 5.75 1.36 0.05 79.03 00:32:01 3 25.97 0.00 4.63 0.36 0.02 69.03 00:33:02 all 12.08 0.00 8.34 7.41 0.05 72.13 00:33:02 0 11.97 0.00 8.05 6.34 0.07 73.58 00:33:02 1 11.44 0.00 8.90 8.49 0.05 71.12 00:33:02 2 12.89 0.00 8.83 9.24 0.05 69.00 00:33:02 3 12.00 0.00 7.59 5.55 0.05 74.81 00:34:01 all 50.84 0.00 12.71 7.32 0.03 29.09 00:34:01 0 50.17 0.00 12.35 4.24 0.03 33.19 00:34:01 1 48.83 0.00 13.39 8.55 0.02 29.22 00:34:01 2 50.71 0.00 13.11 8.61 0.03 27.54 00:34:01 3 53.67 0.00 11.97 7.87 0.03 26.45 00:35:03 all 23.06 0.00 11.11 9.19 0.05 56.59 00:35:03 0 21.64 0.00 10.53 7.98 0.05 59.80 00:35:03 1 22.50 0.00 11.39 8.48 0.08 57.55 00:35:03 2 23.01 0.00 11.23 10.92 0.05 54.78 00:35:03 3 25.11 0.00 11.29 9.36 0.03 54.20 00:36:04 all 21.60 0.00 25.07 24.95 0.09 28.29 00:36:04 0 20.19 0.00 25.57 24.45 0.12 29.67 00:36:04 1 21.61 0.00 25.37 26.62 0.09 26.31 00:36:04 2 22.17 0.00 24.52 24.79 0.10 28.41 00:36:04 3 22.44 0.00 24.82 23.91 0.07 28.76 00:37:01 all 53.78 0.00 14.84 16.71 0.04 14.64 00:37:01 0 54.93 0.00 14.44 14.07 0.02 16.54 00:37:01 1 53.44 0.00 15.09 16.89 0.05 14.52 00:37:01 2 53.25 0.00 14.89 18.01 0.04 13.82 00:37:01 3 53.49 0.00 14.88 17.90 0.02 13.71 00:38:04 all 23.47 0.00 23.27 30.63 0.06 22.57 00:38:04 0 22.99 0.00 23.04 30.07 0.05 23.86 00:38:04 1 23.43 0.00 24.03 30.16 0.08 22.30 00:38:04 2 24.03 0.00 22.76 29.85 0.05 23.32 00:38:04 3 23.42 0.00 23.31 32.43 0.07 20.77 00:39:01 all 46.87 0.00 17.55 16.43 0.04 19.11 00:39:01 0 45.80 0.00 18.07 15.03 0.04 21.06 00:39:01 1 47.07 0.00 17.25 16.98 0.02 18.68 00:39:01 2 46.62 0.00 16.99 19.49 0.05 16.84 00:39:01 3 48.02 0.00 17.87 14.20 0.05 19.85 00:40:01 all 4.91 0.00 3.02 5.06 0.02 86.99 00:40:01 0 4.26 0.00 3.02 2.28 0.02 90.43 00:40:01 1 4.47 0.00 3.05 8.93 0.02 83.54 00:40:01 2 5.46 0.00 2.76 3.93 0.02 87.83 00:40:01 3 5.47 0.00 3.24 5.10 0.02 86.17 00:41:01 all 0.15 0.00 0.03 0.05 0.00 99.77 00:41:01 0 0.00 0.00 0.02 0.00 0.00 99.98 00:41:01 1 0.52 0.00 0.05 0.18 0.00 99.25 00:41:01 2 0.03 0.00 0.05 0.00 0.00 99.92 00:41:01 3 0.02 0.00 0.05 0.00 0.00 99.93 00:42:01 all 0.16 0.00 0.02 0.00 0.00 99.82 00:42:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:42:01 1 0.53 0.00 0.02 0.00 0.00 99.45 00:42:01 2 0.05 0.00 0.02 0.00 0.00 99.93 00:42:01 3 0.05 0.00 0.02 0.00 0.00 99.93 00:43:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:43:01 0 0.00 0.00 0.03 0.00 0.00 99.97 00:43:01 1 0.52 0.00 0.02 0.00 0.00 99.47 00:43:01 2 0.05 0.00 0.03 0.00 0.00 99.92 00:43:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:44:01 all 0.14 0.00 0.02 0.00 0.00 99.84 00:44:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:44:01 1 0.48 0.00 0.03 0.00 0.00 99.48 00:44:01 2 0.05 0.00 0.03 0.00 0.00 99.92 00:44:01 3 0.00 0.00 0.00 0.00 0.00 100.00 00:45:01 all 0.15 0.00 0.05 0.02 0.00 99.78 00:45:01 0 0.02 0.00 0.05 0.02 0.00 99.92 00:45:01 1 0.50 0.00 0.02 0.00 0.00 99.48 00:45:01 2 0.07 0.00 0.08 0.08 0.02 99.75 00:45:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:46:01 all 0.08 0.00 0.03 0.00 0.00 99.88 00:46:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:46:01 1 0.22 0.00 0.05 0.02 0.00 99.72 00:46:01 2 0.07 0.00 0.05 0.00 0.00 99.88 00:46:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:47:01 all 0.02 0.00 0.03 0.00 0.00 99.95 00:47:01 0 0.00 0.00 0.03 0.00 0.00 99.97 00:47:01 1 0.02 0.00 0.00 0.00 0.00 99.98 00:47:01 2 0.02 0.00 0.02 0.00 0.00 99.97 00:47:01 3 0.02 0.00 0.05 0.00 0.02 99.92 00:48:01 all 0.14 0.00 0.02 0.00 0.00 99.83 00:48:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:48:01 1 0.47 0.00 0.03 0.00 0.00 99.50 00:48:01 2 0.03 0.00 0.00 0.00 0.00 99.97 00:48:01 3 0.05 0.00 0.05 0.00 0.00 99.90 00:49:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:49:01 0 0.03 0.00 0.03 0.00 0.00 99.93 00:49:01 1 0.50 0.00 0.02 0.00 0.00 99.48 00:49:01 2 0.03 0.00 0.02 0.00 0.00 99.95 00:49:01 3 0.03 0.00 0.02 0.00 0.00 99.95 00:50:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:50:01 0 0.00 0.00 0.02 0.00 0.00 99.98 00:50:01 1 0.50 0.00 0.03 0.00 0.00 99.47 00:50:01 2 0.07 0.00 0.05 0.00 0.00 99.88 00:50:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:51:01 all 0.16 0.00 0.04 0.01 0.00 99.80 00:51:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:51:01 1 0.53 0.00 0.03 0.02 0.00 99.42 00:51:01 2 0.05 0.00 0.05 0.00 0.00 99.90 00:51:01 3 0.03 0.00 0.03 0.00 0.00 99.93 00:52:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:52:01 0 0.00 0.00 0.02 0.00 0.00 99.98 00:52:01 1 0.53 0.00 0.02 0.00 0.00 99.45 00:52:01 2 0.05 0.00 0.03 0.00 0.00 99.92 00:52:01 3 0.00 0.00 0.02 0.02 0.00 99.97 Average: all 11.80 0.00 5.70 5.55 0.02 76.92 Average: 0 11.39 0.00 5.75 4.93 0.02 77.92 Average: 1 11.64 0.00 5.80 5.91 0.02 76.64 Average: 2 11.68 0.00 5.67 5.91 0.02 76.71 Average: 3 12.51 0.00 5.59 5.45 0.02 76.42