---> uname -a: Linux e449410cf764 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: 2933.442 BogoMIPS: 5866.88 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 8.5G 41.5G 17% / 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 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/gexfoundry_device-rest-go_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/gexfoundry_device-rest-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 764 107 0 965 1005 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 24: eth0@if25: 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) 20:41:58 LINUX RESTART 20:43:01 tps rtps wtps bread/s bwrtn/s 20:44:01 6.06 0.98 5.08 71.26 634.50 20:45:01 0.30 0.00 0.30 0.00 4.67 20:46:01 0.18 0.00 0.18 0.00 2.03 20:47:01 0.30 0.00 0.30 0.00 3.90 20:48:01 0.32 0.00 0.32 0.00 4.21 20:49:01 14.57 4.29 10.27 416.18 8068.84 20:50:01 255.36 154.31 101.05 6638.88 24225.70 20:51:01 253.80 118.29 135.51 8320.99 32602.38 Average: 66.52 34.82 31.70 1935.71 8213.40 20:43:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:44:01 161344 1720212 91.42 2620 1177988 1129004 38.53 420332 1136332 20 20:45:01 166508 1715048 91.15 2620 1177992 1091412 37.25 419264 1133380 16 20:46:01 165660 1715896 91.20 2620 1177996 1091436 37.25 420384 1133380 8 20:47:01 164448 1717108 91.26 2620 1178000 1087288 37.11 430172 1124836 16 20:48:01 162712 1718844 91.35 2620 1178004 1086248 37.07 432180 1124712 12 20:49:01 77044 1804512 95.91 2620 1178296 1499252 51.17 539736 1095840 21728 20:50:01 141756 1739800 92.47 2596 1072532 1308716 44.66 574012 966420 52 20:51:01 94860 1786696 94.96 1492 1045560 1139352 38.88 635220 864380 88 Average: 141792 1739765 92.46 2476 1148296 1179089 40.24 483913 1072410 2743 20:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:44:01 eth0 88.99 70.71 152.75 142.84 0.00 0.00 0.00 20:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:44:01 docker0 36.38 28.26 3.27 131.66 0.00 0.00 0.00 20:45:01 eth0 2.86 0.51 0.71 0.40 0.00 0.00 0.00 20:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:46:01 eth0 2.30 0.68 0.68 0.44 0.00 0.00 0.00 20:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:47:01 eth0 1.45 0.62 0.59 0.40 0.00 0.00 0.00 20:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:48:01 eth0 0.78 0.55 0.44 0.28 0.00 0.00 0.00 20:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:49:01 eth0 104.68 72.42 3753.91 6.24 0.00 0.00 0.00 20:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 eth0 130.28 110.54 422.58 91.51 0.00 0.00 0.00 20:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 docker0 20.36 18.09 2.55 48.75 0.00 0.00 0.00 20:51:01 eth0 208.52 163.67 3428.20 68.30 0.00 0.00 0.00 20:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:51:01 docker0 45.37 49.59 3.11 194.94 0.00 0.00 0.00 Average: eth0 67.64 52.59 972.29 38.89 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 12.79 12.02 1.12 47.03 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) 20:41:58 LINUX RESTART 20:43:01 CPU %user %nice %system %iowait %steal %idle 20:44:01 all 1.63 0.00 0.41 0.04 0.00 97.91 20:44:01 0 1.64 0.00 0.70 0.00 0.00 97.66 20:44:01 1 1.55 0.00 0.30 0.03 0.00 98.12 20:44:01 2 1.47 0.00 0.23 0.05 0.00 98.25 20:44:01 3 1.88 0.00 0.45 0.07 0.00 97.60 20:45:01 all 0.18 0.00 0.05 0.00 0.00 99.77 20:45:01 0 0.56 0.00 0.07 0.00 0.02 99.36 20:45:01 1 0.05 0.00 0.03 0.00 0.00 99.92 20:45:01 2 0.05 0.00 0.05 0.00 0.00 99.90 20:45:01 3 0.03 0.00 0.03 0.00 0.00 99.93 20:46:01 all 0.19 0.00 0.04 0.00 0.00 99.77 20:46:01 0 0.12 0.00 0.03 0.00 0.00 99.85 20:46:01 1 0.12 0.00 0.02 0.00 0.00 99.87 20:46:01 2 0.47 0.00 0.03 0.00 0.00 99.50 20:46:01 3 0.07 0.00 0.05 0.00 0.00 99.88 20:47:01 all 0.15 0.00 0.05 0.00 0.00 99.80 20:47:01 0 0.05 0.00 0.02 0.00 0.00 99.93 20:47:01 1 0.03 0.00 0.03 0.00 0.00 99.93 20:47:01 2 0.47 0.00 0.10 0.00 0.02 99.42 20:47:01 3 0.03 0.00 0.03 0.00 0.00 99.93 20:48:01 all 0.16 0.00 0.05 0.00 0.00 99.79 20:48:01 0 0.07 0.00 0.03 0.00 0.00 99.90 20:48:01 1 0.02 0.00 0.00 0.00 0.00 99.98 20:48:01 2 0.53 0.00 0.12 0.00 0.00 99.35 20:48:01 3 0.07 0.00 0.03 0.00 0.02 99.88 20:49:01 all 1.41 0.00 0.87 0.02 0.01 97.69 20:49:01 0 1.53 0.00 0.97 0.02 0.00 97.48 20:49:01 1 1.23 0.00 0.87 0.02 0.00 97.88 20:49:01 2 1.47 0.00 0.75 0.03 0.02 97.73 20:49:01 3 1.39 0.00 0.92 0.02 0.00 97.68 20:50:01 all 9.28 0.00 6.41 2.85 0.03 81.44 20:50:01 0 10.72 0.00 6.48 1.89 0.03 80.88 20:50:01 1 8.21 0.00 6.54 2.31 0.03 82.91 20:50:01 2 9.15 0.00 6.11 3.92 0.02 80.81 20:50:01 3 9.05 0.00 6.47 3.29 0.02 81.18 20:51:01 all 11.06 0.00 8.15 3.94 0.05 76.80 20:51:01 0 11.38 0.00 7.98 1.73 0.03 78.88 20:51:01 1 11.93 0.00 8.29 3.69 0.05 76.03 20:51:01 2 10.70 0.00 8.09 5.23 0.07 75.91 20:51:01 3 10.25 0.00 8.24 5.09 0.05 76.37 Average: all 2.99 0.00 1.99 0.85 0.01 94.16 Average: 0 3.24 0.00 2.02 0.45 0.01 94.28 Average: 1 2.87 0.00 1.99 0.75 0.01 94.37 Average: 2 3.02 0.00 1.92 1.15 0.01 93.90 Average: 3 2.82 0.00 2.01 1.05 0.01 94.11