---> uname -a: Linux b3482983a3cb 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 8.2G 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/gexfoundry_go-mod-secrets_master /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/gexfoundry_go-mod-secrets_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 782 118 0 936 991 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 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) 09/16/20 _x86_64_ (4 CPU) 21:20:03 LINUX RESTART (4 CPU) 21:21:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:22:01 25.87 9.94 15.93 0.00 4347.79 2111.89 0.00 21:23:01 1.70 0.00 1.70 0.00 0.00 31.48 0.00 21:24:01 0.23 0.00 0.23 0.00 0.00 3.25 0.00 21:25:01 167.29 98.15 69.14 0.00 5896.95 30366.49 0.00 21:26:01 227.39 90.20 137.19 0.00 5367.81 32833.97 0.00 Average: 84.52 39.67 44.85 0.00 3123.06 13072.55 0.00 21:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:22:01 155408 0 577284 30.68 2620 1146244 1112076 37.95 441032 1125212 20 21:23:01 157972 0 574716 30.54 2620 1146248 1087020 37.10 441808 1122492 16 21:24:01 158820 0 573860 30.50 2620 1146256 1083888 36.99 441600 1122176 12 21:25:01 94564 0 699336 37.17 2620 1085036 1422088 48.53 513580 1075032 928 21:26:01 229032 0 737004 39.17 1964 913556 1306668 44.59 602376 764368 48 Average: 159159 0 632440 33.61 2489 1087468 1202348 41.03 488079 1041856 205 21:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:22:01 eth0 74.49 58.42 341.17 29.15 0.00 0.00 0.00 0.00 21:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:22:01 docker0 1.37 1.20 0.26 2.39 0.00 0.00 0.00 0.00 21:23:01 eth0 2.22 0.50 0.47 0.24 0.00 0.00 0.00 0.00 21:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:24:01 eth0 0.48 0.37 0.27 0.20 0.00 0.00 0.00 0.00 21:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:25:01 eth0 403.40 368.33 3796.05 31.41 0.00 0.00 0.00 0.00 21:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:25:01 veth67e31fb 6.51 5.81 0.73 9.18 0.00 0.00 0.00 0.00 21:25:01 docker0 6.51 5.71 0.64 9.17 0.00 0.00 0.00 0.00 21:26:01 veth039ebd9 1.80 1.30 0.29 0.25 0.00 0.00 0.00 0.00 21:26:01 eth0 511.65 448.99 3467.01 103.29 0.00 0.00 0.00 0.00 21:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:26:01 docker0 35.30 38.86 2.19 201.19 0.00 0.00 0.00 0.00 Average: veth039ebd9 0.36 0.26 0.06 0.05 0.00 0.00 0.00 0.00 Average: eth0 198.50 175.37 1521.31 32.87 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 8.64 9.16 0.62 42.57 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) 09/16/20 _x86_64_ (4 CPU) 21:20:03 LINUX RESTART (4 CPU) 21:21:01 CPU %user %nice %system %iowait %steal %idle 21:22:01 all 2.12 0.00 1.26 0.59 0.00 96.02 21:22:01 0 2.00 0.00 1.52 0.25 0.00 96.23 21:22:01 1 2.05 0.00 1.14 0.33 0.02 96.46 21:22:01 2 2.17 0.00 1.35 1.50 0.00 94.97 21:22:01 3 2.25 0.00 1.04 0.27 0.00 96.44 21:23:01 all 0.16 0.00 0.04 0.00 0.00 99.80 21:23:01 0 0.03 0.00 0.03 0.00 0.00 99.93 21:23:01 1 0.02 0.00 0.02 0.00 0.00 99.97 21:23:01 2 0.05 0.00 0.07 0.00 0.00 99.88 21:23:01 3 0.53 0.00 0.05 0.00 0.00 99.42 21:24:01 all 0.15 0.00 0.04 0.00 0.00 99.81 21:24:01 0 0.05 0.00 0.03 0.00 0.00 99.92 21:24:01 1 0.00 0.00 0.02 0.00 0.00 99.98 21:24:01 2 0.07 0.00 0.03 0.00 0.00 99.90 21:24:01 3 0.50 0.00 0.07 0.00 0.00 99.43 21:25:01 all 6.49 0.00 3.41 0.90 0.02 89.18 21:25:01 0 6.16 0.00 3.66 1.27 0.03 88.88 21:25:01 1 6.13 0.00 3.01 0.44 0.02 90.40 21:25:01 2 6.85 0.00 3.51 1.07 0.02 88.55 21:25:01 3 6.81 0.00 3.46 0.81 0.02 88.90 21:26:01 all 10.70 0.00 6.96 3.32 0.03 78.99 21:26:01 0 9.37 0.00 6.54 2.62 0.03 81.44 21:26:01 1 12.93 0.00 7.86 1.82 0.03 77.36 21:26:01 2 10.53 0.00 6.68 2.11 0.03 80.65 21:26:01 3 9.96 0.00 6.78 6.71 0.03 76.51 Average: all 3.90 0.00 2.33 0.95 0.01 92.81 Average: 0 3.50 0.00 2.34 0.82 0.01 93.33 Average: 1 4.20 0.00 2.39 0.52 0.01 92.88 Average: 2 3.91 0.00 2.32 0.93 0.01 92.83 Average: 3 3.99 0.00 2.26 1.55 0.01 92.19