---> uname -a: Linux prd-centos7-docker-4c-2g-19060.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 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 Srbds: Not affected 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 41.4G 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 41.4G 17% /facter-os /dev/vda1 50.0G 8.5G 41.4G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.4G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/dry_go-mod-core-contracts_master /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/dry_go-mod-core-contracts_master@tmp /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/sa-host /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/secure /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/auth.log ---> free -m: total used free shared buff/cache available Mem: 1837 846 139 0 851 926 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:91:c4:c8 brd ff:ff:ff:ff:ff:ff inet 10.30.122.147/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85972sec preferred_lft 85972sec inet6 fe80::f816:3eff:fe91:c4c8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:33:b7:0b:3d 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::42:33ff:feb7:b3d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/08/21 _x86_64_ (4 CPU) 06:02:27 LINUX RESTART (4 CPU) 06:03:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:04:01 55.87 15.38 40.49 0.00 4689.72 3132.39 0.00 06:05:01 0.72 0.00 0.72 0.00 0.00 17.40 0.00 06:06:01 0.28 0.00 0.28 0.00 0.00 3.48 0.00 06:07:01 0.23 0.00 0.23 0.00 0.00 2.96 0.00 06:08:01 198.98 117.86 81.13 0.00 5203.79 30555.27 0.00 06:09:01 266.75 119.29 147.46 0.00 7271.23 37400.13 0.00 Average: 87.26 42.18 45.08 0.00 2857.05 11880.42 0.00 06:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:01 146508 0 605160 32.16 2620 1127256 1114960 38.05 391640 1143284 128 06:05:01 148580 0 603080 32.05 2620 1127264 1114600 38.04 396820 1136020 12 06:06:01 150040 0 601616 31.97 2620 1127268 1085876 37.06 395328 1136780 20 06:07:01 149692 0 601964 31.99 2620 1127268 1085900 37.06 406736 1125420 20 06:08:01 201588 0 685400 36.43 2620 991936 1263436 43.12 442260 987232 77888 06:09:01 224992 0 807508 42.92 1568 847476 1259608 42.99 602124 714628 28 Average: 170233 0 650788 34.59 2445 1058078 1154063 39.39 439151 1040561 13016 06:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:04:01 eth0 448.87 300.83 862.11 83.65 0.00 0.00 0.00 0.00 06:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 docker0 8.07 5.18 1.51 15.61 0.00 0.00 0.00 0.00 06:05:01 eth0 1.20 0.28 0.33 0.21 0.00 0.00 0.00 0.00 06:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 eth0 1.07 0.42 0.32 0.21 0.00 0.00 0.00 0.00 06:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 eth0 0.55 0.30 0.27 0.17 0.00 0.00 0.00 0.00 06:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 eth0 472.61 398.15 4079.40 32.97 0.00 0.00 0.00 0.00 06:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 eth0 510.47 425.71 3569.00 65.67 0.00 0.00 0.00 0.00 06:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 docker0 52.42 65.20 3.26 325.00 0.00 0.00 0.00 0.00 Average: eth0 238.66 187.39 1420.67 30.35 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 10.09 11.75 0.79 56.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/08/21 _x86_64_ (4 CPU) 06:02:27 LINUX RESTART (4 CPU) 06:03:01 CPU %user %nice %system %iowait %steal %idle 06:04:01 all 9.01 0.00 3.17 1.34 0.02 86.46 06:04:01 0 10.11 0.00 3.43 0.34 0.03 86.08 06:04:01 1 7.44 0.00 2.90 0.60 0.00 89.07 06:04:01 2 9.75 0.00 2.81 0.94 0.02 86.48 06:04:01 3 8.74 0.00 3.55 3.50 0.02 84.20 06:05:01 all 0.17 0.00 0.04 0.00 0.00 99.79 06:05:01 0 0.07 0.00 0.05 0.00 0.00 99.88 06:05:01 1 0.52 0.00 0.02 0.00 0.02 99.45 06:05:01 2 0.05 0.00 0.03 0.00 0.00 99.92 06:05:01 3 0.05 0.00 0.05 0.00 0.00 99.90 06:06:01 all 0.16 0.00 0.05 0.00 0.00 99.79 06:06:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:06:01 1 0.52 0.00 0.05 0.00 0.00 99.43 06:06:01 2 0.07 0.00 0.08 0.00 0.00 99.85 06:06:01 3 0.02 0.00 0.03 0.00 0.00 99.95 06:07:01 all 0.16 0.00 0.04 0.00 0.00 99.80 06:07:01 0 0.02 0.00 0.03 0.00 0.00 99.95 06:07:01 1 0.50 0.00 0.02 0.00 0.00 99.48 06:07:01 2 0.07 0.00 0.05 0.00 0.00 99.88 06:07:01 3 0.05 0.00 0.05 0.00 0.00 99.90 06:08:01 all 7.28 0.00 5.33 1.34 0.02 86.03 06:08:01 0 7.53 0.00 5.83 1.26 0.02 85.37 06:08:01 1 6.99 0.00 5.13 2.45 0.00 85.43 06:08:01 2 7.36 0.00 5.69 0.90 0.03 86.02 06:08:01 3 7.24 0.00 4.67 0.75 0.03 87.31 06:09:01 all 11.85 0.00 8.78 3.70 0.03 75.64 06:09:01 0 10.02 0.00 9.59 2.68 0.03 77.68 06:09:01 1 15.04 0.00 9.83 3.83 0.03 71.26 06:09:01 2 10.66 0.00 8.44 3.40 0.02 77.49 06:09:01 3 11.67 0.00 7.27 4.89 0.02 76.16 Average: all 4.72 0.00 2.87 1.05 0.01 91.35 Average: 0 4.57 0.00 3.12 0.70 0.01 91.59 Average: 1 5.12 0.00 2.96 1.14 0.01 90.78 Average: 2 4.61 0.00 2.82 0.86 0.01 91.70 Average: 3 4.57 0.00 2.57 1.50 0.01 91.35