---> uname -a: Linux bf33372f6180 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: 2933.396 BogoMIPS: 5866.79 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_go-mod-secrets_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/gexfoundry_go-mod-secrets_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 762 115 0 959 1006 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 16: eth0@if17: 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) 07/28/20 _x86_64_ (4 CPU) 14:02:03 LINUX RESTART 14:03:01 tps rtps wtps bread/s bwrtn/s 14:04:01 6.39 1.68 4.71 110.71 130.82 14:05:01 1.57 0.00 1.57 0.00 28.46 14:06:01 0.47 0.00 0.47 0.00 6.66 14:07:01 355.11 174.29 180.82 7412.58 59189.93 Average: 90.95 44.02 46.92 1882.13 14849.44 14:03:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:04:01 169900 1711656 90.97 2620 1171688 1117024 38.12 377812 1173836 12 14:05:01 173368 1708188 90.79 2620 1171692 1078476 36.81 379924 1168856 8 14:06:01 173128 1708428 90.80 2620 1171700 1078612 36.81 380328 1168860 8 14:07:01 128844 1752712 93.15 2524 1046276 1284116 43.82 544700 926152 8 Average: 161310 1720246 91.43 2596 1140339 1139557 38.89 420691 1109426 9 14:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:04:01 eth0 23.33 17.44 19.57 21.48 0.00 0.00 0.00 14:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:04:01 docker0 1.28 1.22 0.24 2.57 0.00 0.00 0.00 14:05:01 eth0 2.60 1.13 1.81 0.25 0.00 0.00 0.00 14:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:06:01 eth0 1.30 0.68 0.58 0.40 0.00 0.00 0.00 14:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:07:01 eth0 262.28 181.70 6963.53 29.07 0.00 0.00 0.00 14:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:07:01 docker0 3.00 2.70 0.31 4.93 0.00 0.00 0.00 Average: eth0 72.42 50.27 1747.60 12.80 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.07 0.98 0.14 1.88 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) 07/28/20 _x86_64_ (4 CPU) 14:02:03 LINUX RESTART 14:03:01 CPU %user %nice %system %iowait %steal %idle 14:04:01 all 1.00 0.00 0.43 0.03 0.00 98.53 14:04:01 0 1.25 0.00 0.43 0.08 0.00 98.23 14:04:01 1 0.93 0.00 0.40 0.02 0.00 98.65 14:04:01 2 0.75 0.00 0.38 0.03 0.00 98.83 14:04:01 3 1.07 0.00 0.48 0.02 0.00 98.43 14:05:01 all 0.16 0.00 0.03 0.00 0.00 99.81 14:05:01 0 0.25 0.00 0.03 0.00 0.02 99.70 14:05:01 1 0.05 0.00 0.05 0.00 0.00 99.90 14:05:01 2 0.32 0.00 0.03 0.00 0.00 99.65 14:05:01 3 0.03 0.00 0.02 0.00 0.00 99.95 14:06:01 all 0.16 0.00 0.02 0.00 0.00 99.82 14:06:01 0 0.03 0.00 0.02 0.00 0.00 99.95 14:06:01 1 0.03 0.00 0.02 0.00 0.00 99.95 14:06:01 2 0.52 0.00 0.03 0.00 0.00 99.45 14:06:01 3 0.03 0.00 0.02 0.00 0.00 99.95 14:07:01 all 14.19 0.00 7.97 3.66 0.03 74.15 14:07:01 0 13.24 0.00 7.67 2.26 0.02 76.81 14:07:01 1 14.99 0.00 7.73 4.04 0.03 73.20 14:07:01 2 15.02 0.00 7.52 3.36 0.02 74.08 14:07:01 3 13.50 0.00 8.98 4.98 0.03 72.51 Average: all 3.84 0.00 2.09 0.91 0.01 93.14 Average: 0 3.66 0.00 2.02 0.58 0.01 93.73 Average: 1 3.96 0.00 2.03 1.00 0.01 93.00 Average: 2 4.12 0.00 1.98 0.84 0.00 93.06 Average: 3 3.62 0.00 2.35 1.23 0.01 92.79