---> uname -a: Linux 4d6161775661 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 8.2G 41.8G 16% / 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 8.2G 41.8G 16% /etc/resolv.conf /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hostname /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hosts /dev/vda1 50.0G 8.2G 41.8G 16% /var/log/sa-host /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/edgex-go/3 /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/edgex-go/3@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 708 124 0 1004 1036 Swap: 1023 2 1021 ---> 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) 09/11/20 _x86_64_ (4 CPU) 20:30:06 LINUX RESTART (4 CPU) 20:31:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:32:01 97.59 60.03 37.55 0.00 8537.37 12665.32 0.00 20:33:01 184.09 55.62 128.47 0.00 3404.06 51165.11 0.00 20:34:01 287.37 139.61 147.76 0.00 6925.04 18578.44 0.00 20:35:01 4.58 0.03 4.55 0.00 4.00 169.40 0.00 20:36:01 0.60 0.00 0.60 0.00 0.00 6.13 0.00 20:37:01 0.52 0.03 0.48 0.00 1.07 7.89 0.00 20:38:01 0.72 0.12 0.60 0.00 74.87 6.98 0.00 20:39:01 0.80 0.00 0.80 0.00 0.00 9.28 0.00 Average: 72.07 31.95 40.12 0.00 2369.62 10331.59 0.00 20:31:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:32:01 306620 0 579220 30.78 2620 993096 1110144 37.89 660732 755320 120 20:33:01 128296 0 671112 35.67 1492 1080656 1529656 52.20 664444 891168 876 20:34:01 322868 0 692472 36.80 972 865244 1322244 45.13 639648 683076 8 20:35:01 420232 0 645184 34.29 972 815168 1087772 37.12 600828 637040 16 20:36:01 417648 0 647816 34.43 972 815120 1087808 37.12 608588 632124 8 20:37:01 418504 0 646956 34.38 972 815124 1082620 36.95 609832 630144 12 20:38:01 415984 0 647228 34.40 972 817372 1082724 36.95 610088 632388 8 20:39:01 417284 0 645916 34.33 972 817384 1071380 36.56 609376 631892 8 Average: 355930 0 646988 34.39 1243 877396 1171794 39.99 625442 686644 132 20:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:32:01 eth0 1692.48 1632.10 3263.03 2758.10 0.00 0.00 0.00 0.00 20:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:32:01 docker0 1022.08 684.63 76.88 2653.39 0.00 0.00 0.00 0.00 20:33:01 veth2a05386 18.84 20.97 1.82 14.38 0.00 0.00 0.00 0.00 20:33:01 eth0 588.10 464.21 4299.82 149.91 0.00 0.00 0.00 0.00 20:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:01 docker0 80.88 97.92 4.82 375.45 0.00 0.00 0.00 0.00 20:34:01 eth0 130.63 102.68 492.31 64.54 0.00 0.00 0.00 0.00 20:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 docker0 68.06 81.15 5.39 462.02 0.00 0.00 0.00 0.00 20:35:01 eth0 1.73 0.72 0.80 0.34 0.00 0.00 0.00 0.00 20:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:36:01 eth0 2.03 0.37 0.52 0.26 0.00 0.00 0.00 0.00 20:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:37:01 eth0 1.55 0.53 0.59 0.36 0.00 0.00 0.00 0.00 20:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:38:01 eth0 0.42 0.23 0.26 0.16 0.00 0.00 0.00 0.00 20:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:39:01 eth0 0.12 0.08 0.01 0.07 0.00 0.00 0.00 0.00 20:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 302.28 275.25 1007.68 371.91 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 146.45 108.02 10.89 436.58 0.00 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) 09/11/20 _x86_64_ (4 CPU) 20:30:06 LINUX RESTART (4 CPU) 20:31:01 CPU %user %nice %system %iowait %steal %idle 20:32:01 all 16.85 0.00 5.75 1.31 0.12 75.98 20:32:01 0 13.49 0.00 8.33 2.43 0.12 75.63 20:32:01 1 14.99 0.00 5.30 1.11 0.09 78.51 20:32:01 2 23.84 0.00 5.18 0.90 0.12 69.96 20:32:01 3 14.98 0.00 4.24 0.83 0.14 79.81 20:33:01 all 9.33 0.00 6.59 3.04 0.08 80.95 20:33:01 0 10.43 0.00 7.04 2.34 0.05 80.14 20:33:01 1 9.17 0.00 6.05 2.92 0.07 81.79 20:33:01 2 8.78 0.00 6.86 3.66 0.10 80.60 20:33:01 3 8.96 0.00 6.43 3.26 0.08 81.28 20:34:01 all 39.79 0.00 12.72 6.54 0.14 40.81 20:34:01 0 40.07 0.00 13.28 5.75 0.14 40.77 20:34:01 1 39.38 0.00 12.98 7.76 0.17 39.70 20:34:01 2 39.52 0.00 12.40 7.19 0.14 40.75 20:34:01 3 40.18 0.00 12.21 5.47 0.10 42.03 20:35:01 all 0.19 0.00 0.10 0.00 0.00 99.71 20:35:01 0 0.03 0.00 0.08 0.00 0.02 99.87 20:35:01 1 0.62 0.00 0.13 0.00 0.00 99.25 20:35:01 2 0.07 0.00 0.07 0.00 0.00 99.87 20:35:01 3 0.05 0.00 0.10 0.00 0.00 99.85 20:36:01 all 0.17 0.00 0.05 0.00 0.01 99.77 20:36:01 0 0.05 0.00 0.03 0.00 0.00 99.92 20:36:01 1 0.53 0.00 0.03 0.00 0.02 99.42 20:36:01 2 0.07 0.00 0.07 0.00 0.02 99.85 20:36:01 3 0.03 0.00 0.05 0.00 0.02 99.90 20:37:01 all 0.15 0.00 0.04 0.00 0.00 99.81 20:37:01 0 0.07 0.00 0.07 0.00 0.02 99.85 20:37:01 1 0.47 0.00 0.05 0.00 0.00 99.48 20:37:01 2 0.03 0.00 0.03 0.00 0.00 99.93 20:37:01 3 0.02 0.00 0.02 0.00 0.00 99.97 20:38:01 all 0.15 0.00 0.03 0.00 0.00 99.81 20:38:01 0 0.05 0.00 0.03 0.00 0.00 99.92 20:38:01 1 0.50 0.00 0.02 0.02 0.02 99.45 20:38:01 2 0.05 0.00 0.05 0.00 0.00 99.90 20:38:01 3 0.02 0.00 0.02 0.00 0.00 99.97 20:39:01 all 0.15 0.00 0.03 0.00 0.00 99.81 20:39:01 0 0.53 0.00 0.03 0.00 0.02 99.42 20:39:01 1 0.00 0.00 0.00 0.00 0.00 100.00 20:39:01 2 0.05 0.00 0.07 0.00 0.00 99.88 20:39:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 8.18 0.00 3.10 1.34 0.04 87.34 Average: 0 7.93 0.00 3.54 1.29 0.04 87.20 Average: 1 8.02 0.00 3.00 1.44 0.04 87.49 Average: 2 8.88 0.00 3.04 1.44 0.05 86.59 Average: 3 7.87 0.00 2.83 1.17 0.04 88.08