---> uname -a: Linux prd-centos7-docker-4c-2g-6111.vexxhost.local 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: 2933.436 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 8.4G 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 8.4G 41.5G 17% /facter-os /dev/vda1 50.0G 8.4G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.4G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.4G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.4G 41.5G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.4G 41.5G 17% /w/workspace/dry_go-mod-core-contracts_master /dev/vda1 50.0G 8.4G 41.5G 17% /w/workspace/dry_go-mod-core-contracts_master@tmp /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/sa-host /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/secure /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/auth.log ---> free -m: total used free shared buff/cache available Mem: 1837 796 147 0 893 976 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:96:18:83 brd ff:ff:ff:ff:ff:ff inet 10.30.122.202/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85974sec preferred_lft 85974sec inet6 fe80::f816:3eff:fe96:1883/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:b5:54:a4:a7 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:b5ff:fe54:a4a7/64 scope link 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) 10/19/20 _x86_64_ (4 CPU) 01:06:40 LINUX RESTART (4 CPU) 01:08:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:09:01 2.80 0.00 2.80 0.00 0.00 107.94 0.00 01:10:01 0.35 0.00 0.35 0.00 0.00 4.88 0.00 01:11:01 0.30 0.00 0.30 0.00 0.00 3.80 0.00 01:12:01 10.42 2.05 8.37 0.00 304.23 6665.77 0.00 01:13:01 350.68 162.61 188.07 0.00 9335.51 54790.17 0.00 Average: 72.95 32.95 40.00 0.00 1929.06 12320.99 0.00 01:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:09:01 164976 0 583384 31.01 2620 1130576 1066884 36.41 435032 1121676 20 01:10:01 165304 0 583048 30.99 2620 1130584 1063896 36.31 435628 1121380 20 01:11:01 162636 0 585712 31.13 2620 1130588 1063980 36.31 438164 1121112 8 01:12:01 73680 0 666524 35.42 2620 1138732 1488560 50.80 519508 1122496 29524 01:13:01 148280 0 756852 40.22 1948 974476 1382512 47.18 591696 868692 40 Average: 142975 0 635104 33.75 2486 1100991 1213166 41.40 484006 1071071 5922 01:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:09:01 eth0 0.18 0.10 0.01 0.02 0.00 0.00 0.00 0.00 01:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 eth0 1.10 0.27 0.41 0.02 0.00 0.00 0.00 0.00 01:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 eth0 0.95 0.35 0.32 0.20 0.00 0.00 0.00 0.00 01:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 eth0 434.65 385.90 3777.70 27.74 0.00 0.00 0.00 0.00 01:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:13:01 vethe006c1e 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 01:13:01 eth0 443.63 386.29 3353.17 93.79 0.00 0.00 0.00 0.00 01:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:13:01 docker0 17.90 18.54 1.34 121.23 0.00 0.00 0.00 0.00 Average: vethe006c1e 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 176.15 154.62 1426.67 24.36 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 3.58 3.71 0.27 24.26 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) 10/19/20 _x86_64_ (4 CPU) 01:06:40 LINUX RESTART (4 CPU) 01:08:01 CPU %user %nice %system %iowait %steal %idle 01:09:01 all 0.18 0.00 0.04 0.00 0.00 99.78 01:09:01 0 0.52 0.00 0.03 0.00 0.00 99.45 01:09:01 1 0.07 0.00 0.03 0.00 0.00 99.90 01:09:01 2 0.10 0.00 0.05 0.00 0.00 99.85 01:09:01 3 0.05 0.00 0.05 0.00 0.00 99.90 01:10:01 all 0.12 0.00 0.03 0.00 0.00 99.86 01:10:01 0 0.32 0.00 0.02 0.00 0.00 99.67 01:10:01 1 0.07 0.00 0.03 0.00 0.00 99.90 01:10:01 2 0.05 0.00 0.03 0.00 0.00 99.92 01:10:01 3 0.03 0.00 0.02 0.00 0.00 99.95 01:11:01 all 0.16 0.00 0.03 0.00 0.01 99.80 01:11:01 0 0.50 0.00 0.05 0.00 0.02 99.43 01:11:01 1 0.05 0.00 0.02 0.00 0.02 99.92 01:11:01 2 0.05 0.00 0.05 0.00 0.02 99.88 01:11:01 3 0.03 0.00 0.02 0.00 0.00 99.95 01:12:01 all 1.38 0.00 1.12 0.00 0.03 97.46 01:12:01 0 1.77 0.00 1.42 0.02 0.03 96.76 01:12:01 1 1.28 0.00 1.23 0.00 0.03 97.47 01:12:01 2 1.24 0.00 1.02 0.00 0.02 97.72 01:12:01 3 1.24 0.00 0.82 0.00 0.03 97.91 01:13:01 all 15.26 0.00 11.12 4.23 0.17 69.22 01:13:01 0 14.52 0.00 11.01 2.94 0.16 71.37 01:13:01 1 16.40 0.00 10.82 4.35 0.17 68.25 01:13:01 2 14.96 0.00 12.08 6.92 0.16 65.89 01:13:01 3 15.13 0.00 10.59 2.70 0.17 71.41 Average: all 3.33 0.00 2.40 0.82 0.04 93.41 Average: 0 3.44 0.00 2.43 0.57 0.04 93.52 Average: 1 3.48 0.00 2.36 0.84 0.04 93.27 Average: 2 3.19 0.00 2.58 1.34 0.04 92.85 Average: 3 3.20 0.00 2.23 0.52 0.04 94.01