---> uname -a: Linux 2f48dd316c1c 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 8.8G 41.2G 18% / 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 8.8G 41.2G 18% /etc/resolv.conf /dev/vda1 50.0G 8.8G 41.2G 18% /etc/hostname /dev/vda1 50.0G 8.8G 41.2G 18% /etc/hosts /dev/vda1 50.0G 8.8G 41.2G 18% /var/log/sa /dev/vda1 50.0G 8.8G 41.2G 18% /w/workspace/edgex-go/33 /dev/vda1 50.0G 8.8G 41.2G 18% /w/workspace/edgex-go/33@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 684 105 0 1046 1061 Swap: 1023 3 1020 ---> 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 12: eth0@if13: 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) 08/13/20 _x86_64_ (4 CPU) 04:30:18 LINUX RESTART 04:31:01 tps rtps wtps bread/s bwrtn/s 04:32:01 129.52 65.14 64.38 5315.73 43202.48 04:33:02 69.45 27.52 41.93 5554.62 9582.43 04:34:01 93.27 37.21 56.06 3524.36 33520.63 04:35:01 349.07 226.33 122.74 7240.11 37413.83 04:36:02 258.88 147.66 111.23 6328.40 13507.69 04:37:01 118.96 33.12 85.84 2172.94 23365.43 04:38:01 1.88 0.03 1.85 1.07 33.06 04:39:01 0.88 0.12 0.77 74.83 8.52 04:40:01 0.28 0.00 0.28 0.00 3.73 04:41:01 81.88 44.82 37.06 4591.11 15733.00 Average: 110.50 58.31 52.19 3485.05 17616.82 04:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:32:01 111460 1770096 94.08 2620 1278772 1042772 35.59 462292 1153164 4660 04:33:02 69440 1812116 96.31 2620 1058744 1478308 50.45 636016 1014264 66568 04:34:01 72564 1808992 96.14 2572 1158452 1589380 54.24 739968 900728 31024 04:35:01 130932 1750624 93.04 1492 1084204 1533032 52.32 633024 912876 1072 04:36:02 223192 1658364 88.14 1296 951912 1735360 59.22 652312 760024 84848 04:37:01 617060 1264496 67.20 476 627420 1137656 38.83 471268 562920 20 04:38:01 630992 1250564 66.46 476 627372 1059072 36.14 475428 549344 8 04:39:01 628932 1252624 66.57 476 629624 1059072 36.14 475440 551588 8 04:40:01 628780 1252776 66.58 476 629628 1059072 36.14 475320 551588 8 04:41:01 139232 1742324 92.60 460 1042256 1492496 50.94 594824 909620 12112 Average: 325258 1556298 82.71 1296 908838 1318622 45.00 561589 786612 20033 04:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:32:01 eth0 583.57 325.77 3173.86 55.34 0.00 0.00 0.00 04:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:02 eth0 541.65 471.31 3068.85 99.95 0.00 0.00 0.00 04:33:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:02 vethf479e0b 415.04 470.03 51.87 2618.46 0.00 0.00 0.00 04:33:02 docker0 415.04 469.90 46.20 2618.45 0.00 0.00 0.00 04:34:01 eth0 741.22 450.98 5644.43 2749.88 0.00 0.00 0.00 04:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 docker0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 04:35:01 eth0 269.06 158.23 1446.46 61.89 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 vethe61465b 20.34 25.60 2.02 14.68 0.00 0.00 0.00 04:35:01 docker0 459.51 537.82 49.22 2993.00 0.00 0.00 0.00 04:36:02 vethcad5939 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:36:02 eth0 2255.81 1452.46 13785.57 2958.94 0.00 0.00 0.00 04:36:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:36:02 docker0 25.22 83.86 1.99 459.81 0.00 0.00 0.00 04:37:01 eth0 31.06 25.64 22.55 40.15 0.00 0.00 0.00 04:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 04:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 04:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 04:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 eth0 82.76 54.44 2324.99 25.76 0.00 0.00 0.00 04:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 236.10 152.94 1614.93 303.52 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 48.68 62.43 5.14 346.74 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) 08/13/20 _x86_64_ (4 CPU) 04:30:18 LINUX RESTART 04:31:01 CPU %user %nice %system %iowait %steal %idle 04:32:01 all 14.48 0.00 7.65 5.64 18.55 53.68 04:32:01 0 13.92 0.00 8.59 3.74 21.13 52.61 04:32:01 1 16.45 0.00 8.00 8.06 17.07 50.42 04:32:01 2 13.73 0.00 7.46 7.31 18.53 52.97 04:32:01 3 13.87 0.00 6.48 3.55 17.38 58.71 04:33:02 all 8.22 0.00 3.42 1.57 17.22 69.56 04:33:02 0 6.56 0.00 2.96 0.64 19.53 70.31 04:33:02 1 10.61 0.00 4.23 1.99 17.30 65.86 04:33:02 2 6.96 0.00 2.47 0.69 16.05 73.83 04:33:02 3 8.81 0.00 4.09 2.98 15.98 68.13 04:34:01 all 8.95 0.00 2.52 0.63 29.60 58.30 04:34:01 0 7.66 0.00 2.44 0.30 34.28 55.31 04:34:01 1 9.34 0.00 2.54 0.59 28.11 59.42 04:34:01 2 10.49 0.00 2.70 0.39 26.36 60.06 04:34:01 3 8.36 0.00 2.39 1.23 29.45 58.57 04:35:01 all 4.47 0.00 3.83 1.67 26.44 63.58 04:35:01 0 4.57 0.00 3.85 1.52 28.50 61.56 04:35:01 1 4.72 0.00 3.53 1.36 25.41 64.98 04:35:01 2 4.36 0.00 4.03 2.10 26.37 63.15 04:35:01 3 4.26 0.00 3.91 1.72 25.44 64.67 04:36:02 all 21.93 0.00 9.79 5.81 18.41 44.06 04:36:02 0 19.63 0.00 8.85 3.41 20.28 47.83 04:36:02 1 23.93 0.00 10.32 6.38 18.50 40.87 04:36:02 2 23.38 0.00 9.89 7.56 16.95 42.22 04:36:02 3 20.81 0.00 10.09 5.91 17.90 45.29 04:37:01 all 27.88 0.00 9.74 2.87 16.81 42.70 04:37:01 0 28.36 0.00 9.56 2.45 16.95 42.68 04:37:01 1 29.31 0.00 9.77 2.84 16.33 41.75 04:37:01 2 26.62 0.00 9.90 1.80 17.45 44.22 04:37:01 3 27.20 0.00 9.75 4.38 16.52 42.14 04:38:01 all 0.14 0.00 0.04 0.00 0.13 99.69 04:38:01 0 0.03 0.00 0.03 0.00 0.05 99.88 04:38:01 1 0.45 0.00 0.05 0.00 0.20 99.30 04:38:01 2 0.03 0.00 0.07 0.00 0.17 99.73 04:38:01 3 0.03 0.00 0.02 0.00 0.08 99.87 04:39:01 all 0.10 0.00 0.03 0.00 0.44 99.42 04:39:01 0 0.02 0.00 0.05 0.02 0.75 99.17 04:39:01 1 0.18 0.00 0.00 0.00 0.42 99.40 04:39:01 2 0.20 0.00 0.05 0.00 0.33 99.42 04:39:01 3 0.00 0.00 0.02 0.00 0.28 99.70 04:40:01 all 0.09 0.00 0.04 0.00 0.31 99.56 04:40:01 0 0.02 0.00 0.00 0.00 0.23 99.75 04:40:01 1 0.03 0.00 0.05 0.00 0.35 99.57 04:40:01 2 0.30 0.00 0.07 0.00 0.45 99.19 04:40:01 3 0.00 0.00 0.02 0.00 0.20 99.78 04:41:01 all 2.81 0.00 1.79 1.29 4.70 89.41 04:41:01 0 2.30 0.00 1.88 0.37 4.94 90.50 04:41:01 1 3.13 0.00 2.35 2.40 4.82 87.30 04:41:01 2 2.71 0.00 1.69 1.30 4.58 89.72 04:41:01 3 3.09 0.00 1.26 1.11 4.46 90.08 Average: all 8.60 0.00 3.78 1.90 13.45 72.27 Average: 0 8.03 0.00 3.73 1.22 14.99 72.04 Average: 1 9.48 0.00 3.97 2.30 13.01 71.24 Average: 2 8.57 0.00 3.72 2.07 12.86 72.78 Average: 3 8.34 0.00 3.69 2.03 12.91 73.03