---> uname -a: Linux prd-centos7-docker-4c-2g-7034.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: 2933.442 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 8.4G 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% /var/log/auth.log /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% /run/cloud-init/result.json /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 ---> free -m: total used free shared buff/cache available Mem: 1837 775 167 0 894 997 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:ac:a2:07 brd ff:ff:ff:ff:ff:ff inet 10.30.123.236/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86046sec preferred_lft 86046sec inet6 fe80::f816:3eff:feac:a207/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:eb:38:c8:7a 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:ebff:fe38:c87a/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) 10/20/20 _x86_64_ (4 CPU) 22:07:16 LINUX RESTART (4 CPU) 22:08:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:09:01 50.86 12.52 38.34 0.00 4551.36 2692.56 0.00 22:10:01 1.80 0.00 1.80 0.00 0.00 33.99 0.00 22:11:01 0.27 0.00 0.27 0.00 0.00 3.61 0.00 22:12:01 219.29 124.82 94.47 0.00 6971.47 32302.75 0.00 22:13:02 215.58 82.98 132.60 0.00 4692.29 32870.21 0.00 Average: 97.58 44.07 53.51 0.00 3243.66 13584.17 0.00 22:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 161236 0 573200 30.46 2620 1144500 1096168 37.41 432096 1126708 16 22:10:01 165932 0 568496 30.21 2620 1144508 1073108 36.62 430844 1123752 12 22:11:01 165272 0 569152 30.25 2620 1144512 1073240 36.63 435972 1120172 8 22:12:01 163860 0 664284 35.31 2620 1050792 1530112 52.22 551596 968864 20 22:13:02 232052 0 721216 38.33 1620 926668 1116476 38.10 605712 759776 20 Average: 177670 0 619270 32.91 2420 1082196 1177821 40.20 491244 1019854 15 22:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 eth0 160.23 125.55 492.86 47.04 0.00 0.00 0.00 0.00 22:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 docker0 5.58 4.31 1.18 12.51 0.00 0.00 0.00 0.00 22:10:01 eth0 1.17 0.07 0.11 0.01 0.00 0.00 0.00 0.00 22:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 eth0 1.08 0.35 0.31 0.20 0.00 0.00 0.00 0.00 22:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 veth4627644 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 veth95fe13a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 eth0 421.87 368.19 3918.25 34.57 0.00 0.00 0.00 0.00 22:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:02 eth0 506.79 430.70 3470.30 104.84 0.00 0.00 0.00 0.00 22:13:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:02 docker0 75.54 96.27 5.78 347.12 0.00 0.00 0.00 0.00 Average: eth0 218.28 185.02 1576.76 37.34 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 15.11 19.26 1.16 69.45 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) 10/20/20 _x86_64_ (4 CPU) 22:07:16 LINUX RESTART (4 CPU) 22:08:01 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 3.39 0.00 1.94 1.68 0.02 92.98 22:09:01 0 3.34 0.00 2.30 1.58 0.02 92.77 22:09:01 1 2.64 0.00 1.91 1.66 0.02 93.78 22:09:01 2 3.86 0.00 1.94 0.60 0.02 93.58 22:09:01 3 3.72 0.00 1.61 2.88 0.02 91.77 22:10:01 all 0.15 0.00 0.04 0.00 0.00 99.80 22:10:01 0 0.05 0.00 0.03 0.00 0.00 99.92 22:10:01 1 0.07 0.00 0.03 0.00 0.00 99.90 22:10:01 2 0.48 0.00 0.05 0.00 0.00 99.47 22:10:01 3 0.02 0.00 0.05 0.00 0.00 99.93 22:11:01 all 0.15 0.00 0.04 0.00 0.00 99.81 22:11:01 0 0.05 0.00 0.02 0.00 0.00 99.93 22:11:01 1 0.03 0.00 0.03 0.00 0.00 99.93 22:11:01 2 0.48 0.00 0.05 0.00 0.00 99.47 22:11:01 3 0.03 0.00 0.05 0.00 0.00 99.92 22:12:01 all 7.66 0.00 4.51 2.53 0.03 85.28 22:12:01 0 7.16 0.00 4.30 2.39 0.03 86.12 22:12:01 1 8.28 0.00 4.05 2.51 0.02 85.15 22:12:01 2 7.39 0.00 4.74 1.76 0.02 86.09 22:12:01 3 7.80 0.00 4.95 3.44 0.03 83.78 22:13:02 all 11.54 0.00 7.71 2.71 0.06 77.98 22:13:02 0 12.74 0.00 7.84 1.41 0.07 77.93 22:13:02 1 11.50 0.00 7.37 2.75 0.05 78.33 22:13:02 2 9.68 0.00 7.46 4.09 0.07 78.70 22:13:02 3 12.24 0.00 8.17 2.59 0.03 76.97 Average: all 4.54 0.00 2.83 1.38 0.02 91.24 Average: 0 4.63 0.00 2.87 1.07 0.02 91.40 Average: 1 4.47 0.00 2.66 1.38 0.02 91.48 Average: 2 4.35 0.00 2.83 1.28 0.02 91.51 Average: 3 4.72 0.00 2.94 1.77 0.02 90.55